compser update sabre/dav /vobject

127 files changed, 0 insertions, 20421 deletions

diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/AbstractPDOTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/AbstractPDOTest.php
deleted file mode 100644
index 9460b8922..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/AbstractPDOTest.php
+++ /dev/null
@@ -1,1397 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Backend;
-
-use Sabre\CalDAV;
-use Sabre\DAV;
-use Sabre\DAV\PropPatch;
-use Sabre\DAV\Xml\Element\Sharee;
-
-abstract class AbstractPDOTest extends \PHPUnit\Framework\TestCase
-{
-    use DAV\DbTestHelperTrait;
-
-    protected $pdo;
-
-    public function setup(): void
-    {
-        $this->dropTables([
-            'calendarobjects',
-            'calendars',
-            'calendarinstances',
-            'calendarchanges',
-            'calendarsubscriptions',
-            'schedulingobjects',
-        ]);
-        $this->createSchema('calendars');
-
-        $this->pdo = $this->getDb();
-    }
-
-    public function testConstruct()
-    {
-        $backend = new PDO($this->pdo);
-        $this->assertTrue($backend instanceof PDO);
-    }
-
-    /**
-     * @depends testConstruct
-     */
-    public function testGetCalendarsForUserNoCalendars()
-    {
-        $backend = new PDO($this->pdo);
-        $calendars = $backend->getCalendarsForUser('principals/user2');
-        $this->assertEquals([], $calendars);
-    }
-
-    /**
-     * @depends testConstruct
-     */
-    public function testCreateCalendarAndFetch()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', [
-            '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set' => new CalDAV\Xml\Property\SupportedCalendarComponentSet(['VEVENT']),
-            '{DAV:}displayname' => 'Hello!',
-            '{urn:ietf:params:xml:ns:caldav}schedule-calendar-transp' => new CalDAV\Xml\Property\ScheduleCalendarTransp('transparent'),
-        ]);
-        $calendars = $backend->getCalendarsForUser('principals/user2');
-
-        $elementCheck = [
-            'uri' => 'somerandomid',
-            '{DAV:}displayname' => 'Hello!',
-            '{urn:ietf:params:xml:ns:caldav}calendar-description' => '',
-            '{urn:ietf:params:xml:ns:caldav}schedule-calendar-transp' => new CalDAV\Xml\Property\ScheduleCalendarTransp('transparent'),
-            'share-access' => \Sabre\DAV\Sharing\Plugin::ACCESS_SHAREDOWNER,
-        ];
-
-        $this->assertIsArray($calendars);
-        $this->assertEquals(1, count($calendars));
-
-        foreach ($elementCheck as $name => $value) {
-            $this->assertArrayHasKey($name, $calendars[0]);
-            $this->assertEquals($value, $calendars[0][$name]);
-        }
-    }
-
-    /**
-     * @depends testConstruct
-     */
-    public function testUpdateCalendarAndFetch()
-    {
-        $backend = new PDO($this->pdo);
-
-        //Creating a new calendar
-        $newId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $propPatch = new PropPatch([
-            '{DAV:}displayname' => 'myCalendar',
-            '{urn:ietf:params:xml:ns:caldav}schedule-calendar-transp' => new CalDAV\Xml\Property\ScheduleCalendarTransp('transparent'),
-        ]);
-
-        // Updating the calendar
-        $backend->updateCalendar($newId, $propPatch);
-        $result = $propPatch->commit();
-
-        // Verifying the result of the update
-        $this->assertTrue($result);
-
-        // Fetching all calendars from this user
-        $calendars = $backend->getCalendarsForUser('principals/user2');
-
-        // Checking if all the information is still correct
-        $elementCheck = [
-            'id' => $newId,
-            'uri' => 'somerandomid',
-            '{DAV:}displayname' => 'myCalendar',
-            '{urn:ietf:params:xml:ns:caldav}calendar-description' => '',
-            '{urn:ietf:params:xml:ns:caldav}calendar-timezone' => '',
-            '{http://calendarserver.org/ns/}getctag' => 'http://sabre.io/ns/sync/2',
-            '{urn:ietf:params:xml:ns:caldav}schedule-calendar-transp' => new CalDAV\Xml\Property\ScheduleCalendarTransp('transparent'),
-        ];
-
-        $this->assertIsArray($calendars);
-        $this->assertEquals(1, count($calendars));
-
-        foreach ($elementCheck as $name => $value) {
-            $this->assertArrayHasKey($name, $calendars[0]);
-            $this->assertEquals($value, $calendars[0][$name]);
-        }
-    }
-
-    /**
-     * @depends testConstruct
-     */
-    public function testUpdateCalendarBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-
-        //Creating a new calendar
-        $newId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $propPatch = new PropPatch([
-            '{DAV:}displayname' => 'myCalendar',
-            '{urn:ietf:params:xml:ns:caldav}schedule-calendar-transp' => new CalDAV\Xml\Property\ScheduleCalendarTransp('transparent'),
-        ]);
-
-        // Updating the calendar
-        $backend->updateCalendar('raaaa', $propPatch);
-    }
-
-    /**
-     * @depends testUpdateCalendarAndFetch
-     */
-    public function testUpdateCalendarUnknownProperty()
-    {
-        $backend = new PDO($this->pdo);
-
-        //Creating a new calendar
-        $newId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $propPatch = new PropPatch([
-            '{DAV:}displayname' => 'myCalendar',
-            '{DAV:}yourmom' => 'wittycomment',
-        ]);
-
-        // Updating the calendar
-        $backend->updateCalendar($newId, $propPatch);
-        $propPatch->commit();
-
-        // Verifying the result of the update
-        $this->assertEquals([
-            '{DAV:}yourmom' => 403,
-            '{DAV:}displayname' => 424,
-        ], $propPatch->getResult());
-    }
-
-    /**
-     * @depends testCreateCalendarAndFetch
-     */
-    public function testDeleteCalendar()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', [
-            '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set' => new CalDAV\Xml\Property\SupportedCalendarComponentSet(['VEVENT']),
-            '{DAV:}displayname' => 'Hello!',
-        ]);
-
-        $backend->deleteCalendar($returnedId);
-
-        $calendars = $backend->getCalendarsForUser('principals/user2');
-        $this->assertEquals([], $calendars);
-    }
-
-    /**
-     * @depends testCreateCalendarAndFetch
-     */
-    public function testDeleteCalendarBadID()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', [
-            '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set' => new CalDAV\Xml\Property\SupportedCalendarComponentSet(['VEVENT']),
-            '{DAV:}displayname' => 'Hello!',
-        ]);
-
-        $backend->deleteCalendar('bad-id');
-    }
-
-    /**
-     * @depends testCreateCalendarAndFetch
-     */
-    public function testCreateCalendarIncorrectComponentSet()
-    {
-        $this->expectException('Sabre\DAV\Exception');
-        $backend = new PDO($this->pdo);
-
-        //Creating a new calendar
-        $newId = $backend->createCalendar('principals/user2', 'somerandomid', [
-            '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set' => 'blabla',
-        ]);
-    }
-
-    public function testCreateCalendarObject()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-
-        $result = $this->pdo->query('SELECT etag, size, calendardata, firstoccurence, lastoccurence, componenttype FROM calendarobjects WHERE uri = \'random-id\'');
-
-        $row = $result->fetch(\PDO::FETCH_ASSOC);
-        if (is_resource($row['calendardata'])) {
-            $row['calendardata'] = stream_get_contents($row['calendardata']);
-        }
-
-        $this->assertEquals([
-            'etag' => md5($object),
-            'size' => strlen($object),
-            'calendardata' => $object,
-            'firstoccurence' => strtotime('20120101'),
-            'lastoccurence' => strtotime('20120101') + (3600 * 24),
-            'componenttype' => 'VEVENT',
-        ], $row);
-    }
-
-    public function testGetMultipleObjects()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject($returnedId, 'id-1', $object);
-        $backend->createCalendarObject($returnedId, 'id-2', $object);
-
-        $check = [
-            [
-                'id' => 1,
-                'etag' => '"'.md5($object).'"',
-                'uri' => 'id-1',
-                'size' => strlen($object),
-                'calendardata' => $object,
-                'lastmodified' => null,
-            ],
-            [
-                'id' => 2,
-                'etag' => '"'.md5($object).'"',
-                'uri' => 'id-2',
-                'size' => strlen($object),
-                'calendardata' => $object,
-                'lastmodified' => null,
-            ],
-        ];
-
-        $result = $backend->getMultipleCalendarObjects($returnedId, ['id-1', 'id-2']);
-
-        foreach ($check as $index => $props) {
-            foreach ($props as $key => $expected) {
-                $actual = $result[$index][$key];
-
-                switch ($key) {
-                    case 'lastmodified':
-                        $this->assertIsInt($actual);
-                        break;
-                    case 'calendardata':
-                        if (is_resource($actual)) {
-                            $actual = stream_get_contents($actual);
-                        }
-                        // no break intentional
-                    default:
-                        $this->assertEquals($expected, $actual);
-                }
-            }
-        }
-    }
-
-    /**
-     * @depends testGetMultipleObjects
-     */
-    public function testGetMultipleObjectsBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-        $backend->getMultipleCalendarObjects('bad-id', ['foo-bar']);
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testCreateCalendarObjectNoComponent()
-    {
-        $this->expectException('Sabre\DAV\Exception\BadRequest');
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VTIMEZONE\r\nEND:VTIMEZONE\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testCreateCalendarObjectDuration()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20120101\r\nDURATION:P2D\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-
-        $result = $this->pdo->query('SELECT etag, size, calendardata, firstoccurence, lastoccurence, componenttype FROM calendarobjects WHERE uri = \'random-id\'');
-
-        $row = $result->fetch(\PDO::FETCH_ASSOC);
-        if (is_resource($row['calendardata'])) {
-            $row['calendardata'] = stream_get_contents($row['calendardata']);
-        }
-
-        $this->assertEquals([
-            'etag' => md5($object),
-            'size' => strlen($object),
-            'calendardata' => $object,
-            'firstoccurence' => strtotime('20120101'),
-            'lastoccurence' => strtotime('20120101') + (3600 * 48),
-            'componenttype' => 'VEVENT',
-        ], $row);
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testCreateCalendarObjectBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20120101\r\nDURATION:P2D\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject('bad-id', 'random-id', $object);
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testCreateCalendarObjectNoDTEND()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE-TIME:20120101T100000Z\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-
-        $result = $this->pdo->query('SELECT etag, size, calendardata, firstoccurence, lastoccurence, componenttype FROM calendarobjects WHERE uri = \'random-id\'');
-        $row = $result->fetch(\PDO::FETCH_ASSOC);
-        if (is_resource($row['calendardata'])) {
-            $row['calendardata'] = stream_get_contents($row['calendardata']);
-        }
-
-        $this->assertEquals([
-            'etag' => md5($object),
-            'size' => strlen($object),
-            'calendardata' => $object,
-            'firstoccurence' => strtotime('2012-01-01 10:00:00'),
-            'lastoccurence' => strtotime('2012-01-01 10:00:00'),
-            'componenttype' => 'VEVENT',
-        ], $row);
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testCreateCalendarObjectWithDTEND()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE-TIME:20120101T100000Z\r\nDTEND:20120101T110000Z\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-
-        $result = $this->pdo->query('SELECT etag, size, calendardata, firstoccurence, lastoccurence, componenttype FROM calendarobjects WHERE uri = \'random-id\'');
-        $row = $result->fetch(\PDO::FETCH_ASSOC);
-        if (is_resource($row['calendardata'])) {
-            $row['calendardata'] = stream_get_contents($row['calendardata']);
-        }
-
-        $this->assertEquals([
-            'etag' => md5($object),
-            'size' => strlen($object),
-            'calendardata' => $object,
-            'firstoccurence' => strtotime('2012-01-01 10:00:00'),
-            'lastoccurence' => strtotime('2012-01-01 11:00:00'),
-            'componenttype' => 'VEVENT',
-        ], $row);
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testCreateCalendarObjectInfiniteRecurrence()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE-TIME:20120101T100000Z\r\nRRULE:FREQ=DAILY\r\nUID:foo\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-
-        $result = $this->pdo->query('SELECT etag, size, calendardata, firstoccurence, lastoccurence, componenttype FROM calendarobjects WHERE uri = \'random-id\'');
-        $row = $result->fetch(\PDO::FETCH_ASSOC);
-        if (is_resource($row['calendardata'])) {
-            $row['calendardata'] = stream_get_contents($row['calendardata']);
-        }
-
-        $this->assertEquals([
-            'etag' => md5($object),
-            'size' => strlen($object),
-            'calendardata' => $object,
-            'firstoccurence' => strtotime('2012-01-01 10:00:00'),
-            'lastoccurence' => strtotime(PDO::MAX_DATE),
-            'componenttype' => 'VEVENT',
-        ], $row);
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testCreateCalendarObjectEndingRecurrence()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE-TIME:20120101T100000Z\r\nDTEND;VALUE=DATE-TIME:20120101T110000Z\r\nUID:foo\r\nRRULE:FREQ=DAILY;COUNT=1000\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-
-        $result = $this->pdo->query('SELECT etag, size, calendardata, firstoccurence, lastoccurence, componenttype FROM calendarobjects WHERE uri = \'random-id\'');
-        $row = $result->fetch(\PDO::FETCH_ASSOC);
-        if (is_resource($row['calendardata'])) {
-            $row['calendardata'] = stream_get_contents($row['calendardata']);
-        }
-
-        $this->assertEquals([
-            'etag' => md5($object),
-            'size' => strlen($object),
-            'calendardata' => $object,
-            'firstoccurence' => strtotime('2012-01-01 10:00:00'),
-            'lastoccurence' => strtotime('2012-01-01 11:00:00') + (3600 * 24 * 999),
-            'componenttype' => 'VEVENT',
-        ], $row);
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testCreateCalendarObjectTask()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VTODO\r\nDUE;VALUE=DATE-TIME:20120101T100000Z\r\nEND:VTODO\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-
-        $result = $this->pdo->query('SELECT etag, size, calendardata, firstoccurence, lastoccurence, componenttype FROM calendarobjects WHERE uri = \'random-id\'');
-        $row = $result->fetch(\PDO::FETCH_ASSOC);
-        if (is_resource($row['calendardata'])) {
-            $row['calendardata'] = stream_get_contents($row['calendardata']);
-        }
-
-        $this->assertEquals([
-            'etag' => md5($object),
-            'size' => strlen($object),
-            'calendardata' => $object,
-            'firstoccurence' => null,
-            'lastoccurence' => null,
-            'componenttype' => 'VTODO',
-        ], $row);
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testGetCalendarObjects()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-
-        $data = $backend->getCalendarObjects($returnedId);
-
-        $this->assertEquals(1, count($data));
-        $data = $data[0];
-
-        $this->assertEquals('random-id', $data['uri']);
-        $this->assertEquals(strlen($object), $data['size']);
-    }
-
-    /**
-     * @depends testGetCalendarObjects
-     */
-    public function testGetCalendarObjectsBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-        $backend->getCalendarObjects('bad-id');
-    }
-
-    /**
-     * @depends testGetCalendarObjects
-     */
-    public function testGetCalendarObjectBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-        $backend->getCalendarObject('bad-id', 'foo-bar');
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testGetCalendarObjectByUID()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nUID:foo\r\nDTSTART;VALUE=DATE:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-
-        $this->assertNull(
-            $backend->getCalendarObjectByUID('principals/user2', 'bar')
-        );
-        $this->assertEquals(
-            'somerandomid/random-id',
-            $backend->getCalendarObjectByUID('principals/user2', 'foo')
-        );
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testUpdateCalendarObject()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-        $object2 = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20130101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-        $backend->updateCalendarObject($returnedId, 'random-id', $object2);
-
-        $data = $backend->getCalendarObject($returnedId, 'random-id');
-
-        if (is_resource($data['calendardata'])) {
-            $data['calendardata'] = stream_get_contents($data['calendardata']);
-        }
-
-        $this->assertEquals($object2, $data['calendardata']);
-        $this->assertEquals('random-id', $data['uri']);
-    }
-
-    /**
-     * @depends testUpdateCalendarObject
-     */
-    public function testUpdateCalendarObjectBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-        $backend->updateCalendarObject('bad-id', 'object-id', 'objectdata');
-    }
-
-    /**
-     * @depends testCreateCalendarObject
-     */
-    public function testDeleteCalendarObject()
-    {
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-        $backend->deleteCalendarObject($returnedId, 'random-id');
-
-        $data = $backend->getCalendarObject($returnedId, 'random-id');
-        $this->assertNull($data);
-    }
-
-    /**
-     * @depends testDeleteCalendarObject
-     */
-    public function testDeleteCalendarObjectBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-        $returnedId = $backend->createCalendar('principals/user2', 'somerandomid', []);
-
-        $object = "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n";
-        $backend->createCalendarObject($returnedId, 'random-id', $object);
-        $backend->deleteCalendarObject('bad-id', 'random-id');
-    }
-
-    public function testCalendarQueryNoResult()
-    {
-        $abstract = new PDO($this->pdo);
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VJOURNAL',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => null,
-                ],
-            ],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        $this->assertEquals([
-        ], $abstract->calendarQuery([1, 1], $filters));
-    }
-
-    /**
-     * @depends testCalendarQueryNoResult
-     */
-    public function testCalendarQueryBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $abstract = new PDO($this->pdo);
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VJOURNAL',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => null,
-                ],
-            ],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        $abstract->calendarQuery('bad-id', $filters);
-    }
-
-    public function testCalendarQueryTodo()
-    {
-        $backend = new PDO($this->pdo);
-        $backend->createCalendarObject([1, 1], 'todo', "BEGIN:VCALENDAR\r\nBEGIN:VTODO\r\nEND:VTODO\r\nEND:VCALENDAR\r\n");
-        $backend->createCalendarObject([1, 1], 'event', "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VTODO',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => null,
-                ],
-            ],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        $this->assertEquals([
-            'todo',
-        ], $backend->calendarQuery([1, 1], $filters));
-    }
-
-    public function testCalendarQueryTodoNotMatch()
-    {
-        $backend = new PDO($this->pdo);
-        $backend->createCalendarObject([1, 1], 'todo', "BEGIN:VCALENDAR\r\nBEGIN:VTODO\r\nEND:VTODO\r\nEND:VCALENDAR\r\n");
-        $backend->createCalendarObject([1, 1], 'event', "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VTODO',
-                    'comp-filters' => [],
-                    'prop-filters' => [
-                        [
-                            'name' => 'summary',
-                            'text-match' => null,
-                            'time-range' => null,
-                            'param-filters' => [],
-                            'is-not-defined' => false,
-                        ],
-                    ],
-                    'is-not-defined' => false,
-                    'time-range' => null,
-                ],
-            ],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        $this->assertEquals([
-        ], $backend->calendarQuery([1, 1], $filters));
-    }
-
-    public function testCalendarQueryNoFilter()
-    {
-        $backend = new PDO($this->pdo);
-        $backend->createCalendarObject([1, 1], 'todo', "BEGIN:VCALENDAR\r\nBEGIN:VTODO\r\nEND:VTODO\r\nEND:VCALENDAR\r\n");
-        $backend->createCalendarObject([1, 1], 'event', "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        $result = $backend->calendarQuery([1, 1], $filters);
-        $this->assertTrue(in_array('todo', $result));
-        $this->assertTrue(in_array('event', $result));
-    }
-
-    public function testCalendarQueryTimeRange()
-    {
-        $backend = new PDO($this->pdo);
-        $backend->createCalendarObject([1, 1], 'todo', "BEGIN:VCALENDAR\r\nBEGIN:VTODO\r\nEND:VTODO\r\nEND:VCALENDAR\r\n");
-        $backend->createCalendarObject([1, 1], 'event', "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-        $backend->createCalendarObject([1, 1], 'event2', "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:20120103\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VEVENT',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => [
-                        'start' => new \DateTime('20120103'),
-                        'end' => new \DateTime('20120104'),
-                    ],
-                ],
-            ],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        $this->assertEquals([
-            'event2',
-        ], $backend->calendarQuery([1, 1], $filters));
-    }
-
-    public function testCalendarQueryTimeRangeNoEnd()
-    {
-        $backend = new PDO($this->pdo);
-        $backend->createCalendarObject([1, 1], 'todo', "BEGIN:VCALENDAR\r\nBEGIN:VTODO\r\nEND:VTODO\r\nEND:VCALENDAR\r\n");
-        $backend->createCalendarObject([1, 1], 'event', "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART:20120101\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-        $backend->createCalendarObject([1, 1], 'event2', "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nDTSTART:20120103\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VEVENT',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => [
-                        'start' => new \DateTime('20120102'),
-                        'end' => null,
-                    ],
-                ],
-            ],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        $this->assertEquals([
-            'event2',
-        ], $backend->calendarQuery([1, 1], $filters));
-    }
-
-    public function testGetChanges()
-    {
-        $backend = new PDO($this->pdo);
-        $id = $backend->createCalendar(
-            'principals/user1',
-            'bla',
-            []
-        );
-        $result = $backend->getChangesForCalendar($id, null, 1);
-
-        $this->assertEquals([
-            'syncToken' => 1,
-            'modified' => [],
-            'deleted' => [],
-            'added' => [],
-        ], $result);
-
-        $currentToken = $result['syncToken'];
-
-        $dummyTodo = "BEGIN:VCALENDAR\r\nBEGIN:VTODO\r\nEND:VTODO\r\nEND:VCALENDAR\r\n";
-
-        $backend->createCalendarObject($id, 'todo1.ics', $dummyTodo);
-        $backend->createCalendarObject($id, 'todo2.ics', $dummyTodo);
-        $backend->createCalendarObject($id, 'todo3.ics', $dummyTodo);
-        $backend->updateCalendarObject($id, 'todo1.ics', $dummyTodo);
-        $backend->deleteCalendarObject($id, 'todo2.ics');
-
-        $result = $backend->getChangesForCalendar($id, $currentToken, 1);
-
-        $this->assertEquals([
-            'syncToken' => 6,
-            'modified' => ['todo1.ics'],
-            'deleted' => ['todo2.ics'],
-            'added' => ['todo3.ics'],
-        ], $result);
-
-        $result = $backend->getChangesForCalendar($id, null, 1);
-
-        $this->assertEquals([
-            'syncToken' => 6,
-            'modified' => [],
-            'deleted' => [],
-            'added' => ['todo1.ics', 'todo3.ics'],
-        ], $result);
-    }
-
-    /**
-     * @depends testGetChanges
-     */
-    public function testGetChangesBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-        $id = $backend->createCalendar(
-            'principals/user1',
-            'bla',
-            []
-        );
-        $backend->getChangesForCalendar('bad-id', null, 1);
-    }
-
-    public function testCreateSubscriptions()
-    {
-        $props = [
-            '{http://calendarserver.org/ns/}source' => new \Sabre\DAV\Xml\Property\Href('http://example.org/cal.ics', false),
-            '{DAV:}displayname' => 'cal',
-            '{http://apple.com/ns/ical/}refreshrate' => 'P1W',
-            '{http://apple.com/ns/ical/}calendar-color' => '#FF00FFFF',
-            '{http://calendarserver.org/ns/}subscribed-strip-todos' => true,
-            //'{http://calendarserver.org/ns/}subscribed-strip-alarms' => true,
-            '{http://calendarserver.org/ns/}subscribed-strip-attachments' => true,
-        ];
-
-        $backend = new PDO($this->pdo);
-        $backend->createSubscription('principals/user1', 'sub1', $props);
-
-        $subs = $backend->getSubscriptionsForUser('principals/user1');
-
-        $expected = $props;
-        $expected['id'] = 1;
-        $expected['uri'] = 'sub1';
-        $expected['principaluri'] = 'principals/user1';
-
-        unset($expected['{http://calendarserver.org/ns/}source']);
-        $expected['source'] = 'http://example.org/cal.ics';
-
-        $this->assertEquals(1, count($subs));
-        foreach ($expected as $k => $v) {
-            $this->assertEquals($subs[0][$k], $expected[$k]);
-        }
-    }
-
-    public function testCreateSubscriptionFail()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $props = [
-        ];
-
-        $backend = new PDO($this->pdo);
-        $backend->createSubscription('principals/user1', 'sub1', $props);
-    }
-
-    public function testUpdateSubscriptions()
-    {
-        $props = [
-            '{http://calendarserver.org/ns/}source' => new \Sabre\DAV\Xml\Property\Href('http://example.org/cal.ics', false),
-            '{DAV:}displayname' => 'cal',
-            '{http://apple.com/ns/ical/}refreshrate' => 'P1W',
-            '{http://apple.com/ns/ical/}calendar-color' => '#FF00FFFF',
-            '{http://calendarserver.org/ns/}subscribed-strip-todos' => true,
-            //'{http://calendarserver.org/ns/}subscribed-strip-alarms' => true,
-            '{http://calendarserver.org/ns/}subscribed-strip-attachments' => true,
-        ];
-
-        $backend = new PDO($this->pdo);
-        $backend->createSubscription('principals/user1', 'sub1', $props);
-
-        $newProps = [
-            '{DAV:}displayname' => 'new displayname',
-            '{http://calendarserver.org/ns/}source' => new \Sabre\DAV\Xml\Property\Href('http://example.org/cal2.ics', false),
-        ];
-
-        $propPatch = new DAV\PropPatch($newProps);
-        $backend->updateSubscription(1, $propPatch);
-        $result = $propPatch->commit();
-
-        $this->assertTrue($result);
-
-        $subs = $backend->getSubscriptionsForUser('principals/user1');
-
-        $expected = array_merge($props, $newProps);
-        $expected['id'] = 1;
-        $expected['uri'] = 'sub1';
-        $expected['principaluri'] = 'principals/user1';
-
-        unset($expected['{http://calendarserver.org/ns/}source']);
-        $expected['source'] = 'http://example.org/cal2.ics';
-
-        $this->assertEquals(1, count($subs));
-        foreach ($expected as $k => $v) {
-            $this->assertEquals($subs[0][$k], $expected[$k]);
-        }
-    }
-
-    public function testUpdateSubscriptionsFail()
-    {
-        $props = [
-            '{http://calendarserver.org/ns/}source' => new \Sabre\DAV\Xml\Property\Href('http://example.org/cal.ics', false),
-            '{DAV:}displayname' => 'cal',
-            '{http://apple.com/ns/ical/}refreshrate' => 'P1W',
-            '{http://apple.com/ns/ical/}calendar-color' => '#FF00FFFF',
-            '{http://calendarserver.org/ns/}subscribed-strip-todos' => true,
-            //'{http://calendarserver.org/ns/}subscribed-strip-alarms' => true,
-            '{http://calendarserver.org/ns/}subscribed-strip-attachments' => true,
-        ];
-
-        $backend = new PDO($this->pdo);
-        $backend->createSubscription('principals/user1', 'sub1', $props);
-
-        $propPatch = new DAV\PropPatch([
-            '{DAV:}displayname' => 'new displayname',
-            '{http://calendarserver.org/ns/}source' => new \Sabre\DAV\Xml\Property\Href('http://example.org/cal2.ics', false),
-            '{DAV:}unknown' => 'foo',
-        ]);
-
-        $backend->updateSubscription(1, $propPatch);
-        $propPatch->commit();
-
-        $this->assertEquals([
-            '{DAV:}unknown' => 403,
-            '{DAV:}displayname' => 424,
-            '{http://calendarserver.org/ns/}source' => 424,
-        ], $propPatch->getResult());
-    }
-
-    public function testDeleteSubscriptions()
-    {
-        $props = [
-            '{http://calendarserver.org/ns/}source' => new \Sabre\DAV\Xml\Property\Href('http://example.org/cal.ics', false),
-            '{DAV:}displayname' => 'cal',
-            '{http://apple.com/ns/ical/}refreshrate' => 'P1W',
-            '{http://apple.com/ns/ical/}calendar-color' => '#FF00FFFF',
-            '{http://calendarserver.org/ns/}subscribed-strip-todos' => true,
-            //'{http://calendarserver.org/ns/}subscribed-strip-alarms' => true,
-            '{http://calendarserver.org/ns/}subscribed-strip-attachments' => true,
-        ];
-
-        $backend = new PDO($this->pdo);
-        $backend->createSubscription('principals/user1', 'sub1', $props);
-
-        $newProps = [
-            '{DAV:}displayname' => 'new displayname',
-            '{http://calendarserver.org/ns/}source' => new \Sabre\DAV\Xml\Property\Href('http://example.org/cal2.ics', false),
-        ];
-
-        $backend->deleteSubscription(1);
-
-        $subs = $backend->getSubscriptionsForUser('principals/user1');
-        $this->assertEquals(0, count($subs));
-    }
-
-    public function testSchedulingMethods()
-    {
-        $backend = new PDO($this->pdo);
-
-        $calData = "BEGIN:VCALENDAR\r\nEND:VCALENDAR\r\n";
-
-        $backend->createSchedulingObject(
-            'principals/user1',
-            'schedule1.ics',
-            $calData
-        );
-
-        $calDataResource = "BEGIN:VCALENDAR\r\nEND:VCALENDAR\r\n";
-        $stream = fopen('data://text/plain,'.$calData, 'r');
-
-        $backend->createSchedulingObject(
-            'principals/user1',
-            'schedule1-resource.ics',
-            $stream
-        );
-
-        $expected = [
-            'calendardata' => $calData,
-            'uri' => 'schedule1.ics',
-            'etag' => '"'.md5($calData).'"',
-            'size' => strlen($calData),
-        ];
-
-        $expectedResource = [
-            'calendardata' => $calDataResource,
-            'uri' => 'schedule1-resource.ics',
-            'etag' => '"'.md5($calDataResource).'"',
-            'size' => strlen($calDataResource),
-        ];
-
-        $result = $backend->getSchedulingObject('principals/user1', 'schedule1.ics');
-        foreach ($expected as $k => $v) {
-            $this->assertArrayHasKey($k, $result);
-            if (is_resource($result[$k])) {
-                $result[$k] = stream_get_contents($result[$k]);
-            }
-            $this->assertEquals($v, $result[$k]);
-        }
-
-        $resultResource = $backend->getSchedulingObject('principals/user1', 'schedule1-resource.ics');
-        foreach ($expected as $k => $v) {
-            $this->assertArrayHasKey($k, $result);
-            if (is_resource($result[$k])) {
-                $result[$k] = stream_get_contents($result[$k]);
-            }
-            $this->assertEquals($v, $result[$k]);
-        }
-
-        $backend->deleteSchedulingObject('principals/user1', 'schedule1-resource.ics');
-
-        $results = $backend->getSchedulingObjects('principals/user1');
-
-        $this->assertEquals(1, count($results));
-        $result = $results[0];
-        foreach ($expected as $k => $v) {
-            if (is_resource($result[$k])) {
-                $result[$k] = stream_get_contents($result[$k]);
-            }
-            $this->assertEquals($v, $result[$k]);
-        }
-
-        $backend->deleteSchedulingObject('principals/user1', 'schedule1.ics');
-        $result = $backend->getSchedulingObject('principals/user1', 'schedule1.ics');
-
-        $this->assertNull($result);
-    }
-
-    public function testGetInvites()
-    {
-        $backend = new PDO($this->pdo);
-
-        // creating a new calendar
-        $backend->createCalendar('principals/user1', 'somerandomid', []);
-        $calendar = $backend->getCalendarsForUser('principals/user1')[0];
-
-        $result = $backend->getInvites($calendar['id']);
-        $expected = [
-            new Sharee([
-                'href' => 'principals/user1',
-                'principal' => 'principals/user1',
-                'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_SHAREDOWNER,
-                'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-            ]),
-        ];
-
-        $this->assertEquals($expected, $result);
-    }
-
-    /**
-     * @depends testGetInvites
-     */
-    public function testGetInvitesBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-
-        // creating a new calendar
-        $backend->createCalendar('principals/user1', 'somerandomid', []);
-        $calendar = $backend->getCalendarsForUser('principals/user1')[0];
-
-        $backend->getInvites('bad-id');
-    }
-
-    /**
-     * @depends testCreateCalendarAndFetch
-     */
-    public function testUpdateInvites()
-    {
-        $backend = new PDO($this->pdo);
-
-        // creating a new calendar
-        $backend->createCalendar('principals/user1', 'somerandomid', []);
-        $calendar = $backend->getCalendarsForUser('principals/user1')[0];
-
-        $ownerSharee = new Sharee([
-            'href' => 'principals/user1',
-            'principal' => 'principals/user1',
-            'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_SHAREDOWNER,
-            'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-        ]);
-
-        // Add a new invite
-        $backend->updateInvites(
-            $calendar['id'],
-            [
-                new Sharee([
-                    'href' => 'mailto:user@example.org',
-                    'principal' => 'principals/user2',
-                    'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READ,
-                    'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-                    'properties' => ['{DAV:}displayname' => 'User 2'],
-                ]),
-            ]
-        );
-
-        $result = $backend->getInvites($calendar['id']);
-        $expected = [
-            $ownerSharee,
-            new Sharee([
-                'href' => 'mailto:user@example.org',
-                'principal' => 'principals/user2',
-                'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READ,
-                'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-                'properties' => [
-                    '{DAV:}displayname' => 'User 2',
-                ],
-            ]),
-        ];
-        $this->assertEquals($expected, $result);
-
-        // Checking calendar_instances too
-        $expectedCalendar = [
-            'id' => [1, 2],
-            'principaluri' => 'principals/user2',
-            '{http://calendarserver.org/ns/}getctag' => 'http://sabre.io/ns/sync/1',
-            '{http://sabredav.org/ns}sync-token' => '1',
-            'share-access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READ,
-            'read-only' => true,
-            'share-resource-uri' => '/ns/share/1',
-        ];
-        $calendars = $backend->getCalendarsForUser('principals/user2');
-
-        foreach ($expectedCalendar as $k => $v) {
-            $this->assertEquals(
-                $v,
-                $calendars[0][$k],
-                'Key '.$k.' in calendars array did not have the expected value.'
-            );
-        }
-
-        // Updating an invite
-        $backend->updateInvites(
-            $calendar['id'],
-            [
-                new Sharee([
-                    'href' => 'mailto:user@example.org',
-                    'principal' => 'principals/user2',
-                    'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READWRITE,
-                    'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-                ]),
-            ]
-        );
-
-        $result = $backend->getInvites($calendar['id']);
-        $expected = [
-            $ownerSharee,
-            new Sharee([
-                'href' => 'mailto:user@example.org',
-                'principal' => 'principals/user2',
-                'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READWRITE,
-                'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-                'properties' => [
-                    '{DAV:}displayname' => 'User 2',
-                ],
-            ]),
-        ];
-        $this->assertEquals($expected, $result);
-
-        // Removing an invite
-        $backend->updateInvites(
-            $calendar['id'],
-            [
-                new Sharee([
-                    'href' => 'mailto:user@example.org',
-                    'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_NOACCESS,
-                ]),
-            ]
-        );
-
-        $result = $backend->getInvites($calendar['id']);
-        $expected = [
-            $ownerSharee,
-        ];
-        $this->assertEquals($expected, $result);
-
-        // Preventing the owner share from being removed
-        $backend->updateInvites(
-            $calendar['id'],
-            [
-                new Sharee([
-                    'href' => 'principals/user2',
-                    'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_NOACCESS,
-                ]),
-            ]
-        );
-
-        $result = $backend->getInvites($calendar['id']);
-        $expected = [
-            new Sharee([
-                'href' => 'principals/user1',
-                'principal' => 'principals/user1',
-                'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_SHAREDOWNER,
-                'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-            ]),
-        ];
-        $this->assertEquals($expected, $result);
-    }
-
-    /**
-     * @depends testUpdateInvites
-     */
-    public function testUpdateInvitesBadId()
-    {
-        $this->expectException('InvalidArgumentException');
-        $backend = new PDO($this->pdo);
-        // Add a new invite
-        $backend->updateInvites(
-            'bad-id',
-            []
-        );
-    }
-
-    /**
-     * @depends testUpdateInvites
-     */
-    public function testUpdateInvitesNoPrincipal()
-    {
-        $backend = new PDO($this->pdo);
-
-        // creating a new calendar
-        $backend->createCalendar('principals/user1', 'somerandomid', []);
-        $calendar = $backend->getCalendarsForUser('principals/user1')[0];
-
-        $ownerSharee = new Sharee([
-            'href' => 'principals/user1',
-            'principal' => 'principals/user1',
-            'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_SHAREDOWNER,
-            'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-        ]);
-
-        // Add a new invite
-        $backend->updateInvites(
-            $calendar['id'],
-            [
-                new Sharee([
-                    'href' => 'mailto:user@example.org',
-                    'principal' => null,
-                    'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READ,
-                    'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-                    'properties' => ['{DAV:}displayname' => 'User 2'],
-                ]),
-            ]
-        );
-
-        $result = $backend->getInvites($calendar['id']);
-        $expected = [
-            $ownerSharee,
-            new Sharee([
-                'href' => 'mailto:user@example.org',
-                'principal' => null,
-                'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READ,
-                'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_INVALID,
-                'properties' => [
-                    '{DAV:}displayname' => 'User 2',
-                ],
-            ]),
-        ];
-        $this->assertEqualsCanonicalizing($expected, $result);
-    }
-
-    /**
-     * @depends testUpdateInvites
-     */
-    public function testDeleteSharedCalendar()
-    {
-        $backend = new PDO($this->pdo);
-
-        // creating a new calendar
-        $backend->createCalendar('principals/user1', 'somerandomid', []);
-        $calendar = $backend->getCalendarsForUser('principals/user1')[0];
-
-        $ownerSharee = new Sharee([
-            'href' => 'principals/user1',
-            'principal' => 'principals/user1',
-            'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_SHAREDOWNER,
-            'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-        ]);
-
-        // Add a new invite
-        $backend->updateInvites(
-            $calendar['id'],
-            [
-                new Sharee([
-                    'href' => 'mailto:user@example.org',
-                    'principal' => 'principals/user2',
-                    'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READ,
-                    'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-                    'properties' => ['{DAV:}displayname' => 'User 2'],
-                ]),
-            ]
-        );
-
-        $expectedCalendar = [
-            'id' => [1, 2],
-            'principaluri' => 'principals/user2',
-            '{http://calendarserver.org/ns/}getctag' => 'http://sabre.io/ns/sync/1',
-            '{http://sabredav.org/ns}sync-token' => '1',
-            'share-access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READ,
-            'read-only' => true,
-            'share-resource-uri' => '/ns/share/1',
-        ];
-        $calendars = $backend->getCalendarsForUser('principals/user2');
-
-        foreach ($expectedCalendar as $k => $v) {
-            $this->assertEquals(
-                $v,
-                $calendars[0][$k],
-                'Key '.$k.' in calendars array did not have the expected value.'
-            );
-        }
-
-        // Removing the shared calendar.
-        $backend->deleteCalendar($calendars[0]['id']);
-
-        $this->assertEquals(
-            [],
-            $backend->getCalendarsForUser('principals/user2')
-        );
-
-        $result = $backend->getInvites($calendar['id']);
-        $expected = [
-            new Sharee([
-                'href' => 'principals/user1',
-                'principal' => 'principals/user1',
-                'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_SHAREDOWNER,
-                'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_ACCEPTED,
-            ]),
-        ];
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testSetPublishStatus()
-    {
-        $this->expectException('Sabre\DAV\Exception\NotImplemented');
-        $backend = new PDO($this->pdo);
-        $backend->setPublishStatus([1, 1], true);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/AbstractTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/AbstractTest.php
deleted file mode 100644
index 166de1dab..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/AbstractTest.php
+++ /dev/null
@@ -1,184 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Backend;
-
-use
-    Sabre\DAV\PropPatch;
-
-class AbstractTest extends \PHPUnit\Framework\TestCase
-{
-    public function testUpdateCalendar()
-    {
-        $abstract = new AbstractMock();
-        $propPatch = new PropPatch(['{DAV:}displayname' => 'anything']);
-
-        $abstract->updateCalendar('randomid', $propPatch);
-        $result = $propPatch->commit();
-
-        $this->assertFalse($result);
-    }
-
-    public function testCalendarQuery()
-    {
-        $abstract = new AbstractMock();
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VEVENT',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => null,
-                ],
-            ],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        $this->assertEquals([
-            'event1.ics',
-        ], $abstract->calendarQuery(1, $filters));
-    }
-
-    public function testGetCalendarObjectByUID()
-    {
-        $abstract = new AbstractMock();
-        $this->assertNull(
-            $abstract->getCalendarObjectByUID('principal1', 'zim')
-        );
-        $this->assertEquals(
-            'cal1/event1.ics',
-            $abstract->getCalendarObjectByUID('principal1', 'foo')
-        );
-        $this->assertNull(
-            $abstract->getCalendarObjectByUID('principal3', 'foo')
-        );
-        $this->assertNull(
-            $abstract->getCalendarObjectByUID('principal1', 'shared')
-        );
-    }
-
-    public function testGetMultipleCalendarObjects()
-    {
-        $abstract = new AbstractMock();
-        $result = $abstract->getMultipleCalendarObjects(1, [
-            'event1.ics',
-            'task1.ics',
-        ]);
-
-        $expected = [
-            [
-                'id' => 1,
-                'calendarid' => 1,
-                'uri' => 'event1.ics',
-                'calendardata' => "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nUID:foo\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n",
-            ],
-            [
-                'id' => 2,
-                'calendarid' => 1,
-                'uri' => 'task1.ics',
-                'calendardata' => "BEGIN:VCALENDAR\r\nBEGIN:VTODO\r\nEND:VTODO\r\nEND:VCALENDAR\r\n",
-            ],
-        ];
-
-        $this->assertEquals($expected, $result);
-    }
-}
-
-class AbstractMock extends AbstractBackend
-{
-    public function getCalendarsForUser($principalUri)
-    {
-        return [
-            [
-                'id' => 1,
-                'principaluri' => 'principal1',
-                'uri' => 'cal1',
-            ],
-            [
-                'id' => 2,
-                'principaluri' => 'principal1',
-                '{http://sabredav.org/ns}owner-principal' => 'principal2',
-                'uri' => 'cal1',
-            ],
-        ];
-    }
-
-    public function createCalendar($principalUri, $calendarUri, array $properties)
-    {
-    }
-
-    public function deleteCalendar($calendarId)
-    {
-    }
-
-    public function getCalendarObjects($calendarId)
-    {
-        switch ($calendarId) {
-            case 1:
-                return [
-                    [
-                        'id' => 1,
-                        'calendarid' => 1,
-                        'uri' => 'event1.ics',
-                    ],
-                    [
-                        'id' => 2,
-                        'calendarid' => 1,
-                        'uri' => 'task1.ics',
-                    ],
-                ];
-            case 2:
-                return [
-                    [
-                        'id' => 3,
-                        'calendarid' => 2,
-                        'uri' => 'shared-event.ics',
-                    ],
-                ];
-        }
-    }
-
-    public function getCalendarObject($calendarId, $objectUri)
-    {
-        switch ($objectUri) {
-            case 'event1.ics':
-                return [
-                    'id' => 1,
-                    'calendarid' => 1,
-                    'uri' => 'event1.ics',
-                    'calendardata' => "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nUID:foo\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n",
-                ];
-            case 'task1.ics':
-                return [
-                    'id' => 2,
-                    'calendarid' => 1,
-                    'uri' => 'task1.ics',
-                    'calendardata' => "BEGIN:VCALENDAR\r\nBEGIN:VTODO\r\nEND:VTODO\r\nEND:VCALENDAR\r\n",
-                ];
-            case 'shared-event.ics':
-                return [
-                    'id' => 3,
-                    'calendarid' => 2,
-                    'uri' => 'event1.ics',
-                    'calendardata' => "BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nUID:shared\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n",
-                ];
-        }
-    }
-
-    public function createCalendarObject($calendarId, $objectUri, $calendarData)
-    {
-    }
-
-    public function updateCalendarObject($calendarId, $objectUri, $calendarData)
-    {
-    }
-
-    public function deleteCalendarObject($calendarId, $objectUri)
-    {
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/Mock.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/Mock.php
deleted file mode 100644
index 01ac1b39e..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/Mock.php
+++ /dev/null
@@ -1,247 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Backend;
-
-use Sabre\CalDAV;
-use Sabre\DAV;
-
-class Mock extends AbstractBackend
-{
-    protected $calendarData;
-    protected $calendars;
-
-    public function __construct(array $calendars = [], array $calendarData = [])
-    {
-        foreach ($calendars as &$calendar) {
-            if (!isset($calendar['id'])) {
-                $calendar['id'] = DAV\UUIDUtil::getUUID();
-            }
-        }
-
-        $this->calendars = $calendars;
-        $this->calendarData = $calendarData;
-    }
-
-    /**
-     * Returns a list of calendars for a principal.
-     *
-     * Every project is an array with the following keys:
-     *  * id, a unique id that will be used by other functions to modify the
-     *    calendar. This can be the same as the uri or a database key.
-     *  * uri, which the basename of the uri with which the calendar is
-     *    accessed.
-     *  * principalUri. The owner of the calendar. Almost always the same as
-     *    principalUri passed to this method.
-     *
-     * Furthermore it can contain webdav properties in clark notation. A very
-     * common one is '{DAV:}displayname'.
-     *
-     * @param string $principalUri
-     *
-     * @return array
-     */
-    public function getCalendarsForUser($principalUri)
-    {
-        $r = [];
-        foreach ($this->calendars as $row) {
-            if ($row['principaluri'] == $principalUri) {
-                $r[] = $row;
-            }
-        }
-
-        return $r;
-    }
-
-    /**
-     * Creates a new calendar for a principal.
-     *
-     * If the creation was a success, an id must be returned that can be used to reference
-     * this calendar in other methods, such as updateCalendar.
-     *
-     * This function must return a server-wide unique id that can be used
-     * later to reference the calendar.
-     *
-     * @param string $principalUri
-     * @param string $calendarUri
-     *
-     * @return string|int
-     */
-    public function createCalendar($principalUri, $calendarUri, array $properties)
-    {
-        $id = DAV\UUIDUtil::getUUID();
-        $this->calendars[] = array_merge([
-            'id' => $id,
-            'principaluri' => $principalUri,
-            'uri' => $calendarUri,
-            '{'.CalDAV\Plugin::NS_CALDAV.'}supported-calendar-component-set' => new CalDAV\Xml\Property\SupportedCalendarComponentSet(['VEVENT', 'VTODO']),
-        ], $properties);
-
-        return $id;
-    }
-
-    /**
-     * Updates properties for a calendar.
-     *
-     * The list of mutations is stored in a Sabre\DAV\PropPatch object.
-     * To do the actual updates, you must tell this object which properties
-     * you're going to process with the handle() method.
-     *
-     * Calling the handle method is like telling the PropPatch object "I
-     * promise I can handle updating this property".
-     *
-     * Read the PropPatch documentation for more info and examples.
-     *
-     * @param mixed $calendarId
-     */
-    public function updateCalendar($calendarId, \Sabre\DAV\PropPatch $propPatch)
-    {
-        $propPatch->handleRemaining(function ($props) use ($calendarId) {
-            foreach ($this->calendars as $k => $calendar) {
-                if ($calendar['id'] === $calendarId) {
-                    foreach ($props as $propName => $propValue) {
-                        if (is_null($propValue)) {
-                            unset($this->calendars[$k][$propName]);
-                        } else {
-                            $this->calendars[$k][$propName] = $propValue;
-                        }
-                    }
-
-                    return true;
-                }
-            }
-        });
-    }
-
-    /**
-     * Delete a calendar and all it's objects.
-     *
-     * @param string $calendarId
-     */
-    public function deleteCalendar($calendarId)
-    {
-        foreach ($this->calendars as $k => $calendar) {
-            if ($calendar['id'] === $calendarId) {
-                unset($this->calendars[$k]);
-            }
-        }
-    }
-
-    /**
-     * Returns all calendar objects within a calendar object.
-     *
-     * Every item contains an array with the following keys:
-     *   * id - unique identifier which will be used for subsequent updates
-     *   * calendardata - The iCalendar-compatible calendar data
-     *   * uri - a unique key which will be used to construct the uri. This can be any arbitrary string.
-     *   * lastmodified - a timestamp of the last modification time
-     *   * etag - An arbitrary string, surrounded by double-quotes. (e.g.:
-     *   '  "abcdef"')
-     *   * calendarid - The calendarid as it was passed to this function.
-     *
-     * Note that the etag is optional, but it's highly encouraged to return for
-     * speed reasons.
-     *
-     * The calendardata is also optional. If it's not returned
-     * 'getCalendarObject' will be called later, which *is* expected to return
-     * calendardata.
-     *
-     * @param string $calendarId
-     *
-     * @return array
-     */
-    public function getCalendarObjects($calendarId)
-    {
-        if (!isset($this->calendarData[$calendarId])) {
-            return [];
-        }
-
-        $objects = $this->calendarData[$calendarId];
-
-        foreach ($objects as $uri => &$object) {
-            $object['calendarid'] = $calendarId;
-            $object['uri'] = $uri;
-            $object['lastmodified'] = null;
-        }
-
-        return $objects;
-    }
-
-    /**
-     * Returns information from a single calendar object, based on it's object
-     * uri.
-     *
-     * The object uri is only the basename, or filename and not a full path.
-     *
-     * The returned array must have the same keys as getCalendarObjects. The
-     * 'calendardata' object is required here though, while it's not required
-     * for getCalendarObjects.
-     *
-     * This method must return null if the object did not exist.
-     *
-     * @param mixed  $calendarId
-     * @param string $objectUri
-     *
-     * @return array|null
-     */
-    public function getCalendarObject($calendarId, $objectUri)
-    {
-        if (!isset($this->calendarData[$calendarId][$objectUri])) {
-            return null;
-        }
-        $object = $this->calendarData[$calendarId][$objectUri];
-        $object['calendarid'] = $calendarId;
-        $object['uri'] = $objectUri;
-        $object['lastmodified'] = null;
-
-        return $object;
-    }
-
-    /**
-     * Creates a new calendar object.
-     *
-     * @param string $calendarId
-     * @param string $objectUri
-     * @param string $calendarData
-     */
-    public function createCalendarObject($calendarId, $objectUri, $calendarData)
-    {
-        $this->calendarData[$calendarId][$objectUri] = [
-            'calendardata' => $calendarData,
-            'calendarid' => $calendarId,
-            'uri' => $objectUri,
-        ];
-
-        return '"'.md5($calendarData).'"';
-    }
-
-    /**
-     * Updates an existing calendarobject, based on it's uri.
-     *
-     * @param string $calendarId
-     * @param string $objectUri
-     * @param string $calendarData
-     */
-    public function updateCalendarObject($calendarId, $objectUri, $calendarData)
-    {
-        $this->calendarData[$calendarId][$objectUri] = [
-            'calendardata' => $calendarData,
-            'calendarid' => $calendarId,
-            'uri' => $objectUri,
-        ];
-
-        return '"'.md5($calendarData).'"';
-    }
-
-    /**
-     * Deletes an existing calendar object.
-     *
-     * @param string $calendarId
-     * @param string $objectUri
-     */
-    public function deleteCalendarObject($calendarId, $objectUri)
-    {
-        unset($this->calendarData[$calendarId][$objectUri]);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/PDOMySQLTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/PDOMySQLTest.php
deleted file mode 100644
index 66388def4..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/PDOMySQLTest.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Backend;
-
-class PDOMySQLTest extends AbstractPDOTest
-{
-    public $driver = 'mysql';
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/PDOSqliteTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/PDOSqliteTest.php
deleted file mode 100644
index 4470e5810..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Backend/PDOSqliteTest.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Backend;
-
-class PDOSqliteTest extends AbstractPDOTest
-{
-    public $driver = 'sqlite';
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarObjectTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarObjectTest.php
deleted file mode 100644
index b7eb4539e..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarObjectTest.php
+++ /dev/null
@@ -1,351 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-class CalendarObjectTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @var Sabre\CalDAV\Backend_PDO
-     */
-    protected $backend;
-    /**
-     * @var Sabre\CalDAV\Calendar
-     */
-    protected $calendar;
-    protected $principalBackend;
-
-    public function setup(): void
-    {
-        $this->backend = TestUtil::getBackend();
-
-        $calendars = $this->backend->getCalendarsForUser('principals/user1');
-        $this->assertEquals(2, count($calendars));
-        $this->calendar = new Calendar($this->backend, $calendars[0]);
-    }
-
-    public function teardown(): void
-    {
-        unset($this->calendar);
-        unset($this->backend);
-    }
-
-    public function testSetup()
-    {
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-
-        $this->assertIsString($children[0]->getName());
-        $this->assertIsString($children[0]->get());
-        $this->assertIsString($children[0]->getETag());
-        $this->assertEquals('text/calendar; charset=utf-8', $children[0]->getContentType());
-    }
-
-    public function testInvalidArg1()
-    {
-        $this->expectException('InvalidArgumentException');
-        $obj = new CalendarObject(
-            new Backend\Mock([], []),
-            [],
-            []
-        );
-    }
-
-    public function testInvalidArg2()
-    {
-        $this->expectException('InvalidArgumentException');
-        $obj = new CalendarObject(
-            new Backend\Mock([], []),
-            [],
-            ['calendarid' => '1']
-        );
-    }
-
-    /**
-     * @depends testSetup
-     */
-    public function testPut()
-    {
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-        $newData = TestUtil::getTestCalendarData();
-
-        $children[0]->put($newData);
-        $this->assertEquals($newData, $children[0]->get());
-    }
-
-    /**
-     * @depends testSetup
-     */
-    public function testPutStream()
-    {
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-        $newData = TestUtil::getTestCalendarData();
-
-        $stream = fopen('php://temp', 'r+');
-        fwrite($stream, $newData);
-        rewind($stream);
-        $children[0]->put($stream);
-        $this->assertEquals($newData, $children[0]->get());
-    }
-
-    /**
-     * @depends testSetup
-     */
-    public function testDelete()
-    {
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-
-        $obj = $children[0];
-        $obj->delete();
-
-        $children2 = $this->calendar->getChildren();
-        $this->assertEquals(count($children) - 1, count($children2));
-    }
-
-    /**
-     * @depends testSetup
-     */
-    public function testGetLastModified()
-    {
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-
-        $obj = $children[0];
-
-        $lastMod = $obj->getLastModified();
-        $this->assertTrue(is_int($lastMod) || ctype_digit($lastMod) || is_null($lastMod));
-    }
-
-    /**
-     * @depends testSetup
-     */
-    public function testGetSize()
-    {
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-
-        $obj = $children[0];
-
-        $size = $obj->getSize();
-        $this->assertIsInt($size);
-    }
-
-    public function testGetOwner()
-    {
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-
-        $obj = $children[0];
-        $this->assertEquals('principals/user1', $obj->getOwner());
-    }
-
-    public function testGetGroup()
-    {
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-
-        $obj = $children[0];
-        $this->assertNull($obj->getGroup());
-    }
-
-    public function testGetACL()
-    {
-        $expected = [
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1/calendar-proxy-write',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1/calendar-proxy-read',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}write',
-                'principal' => 'principals/user1',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}write',
-                'principal' => 'principals/user1/calendar-proxy-write',
-                'protected' => true,
-            ],
-        ];
-
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-
-        $obj = $children[0];
-        $this->assertEquals($expected, $obj->getACL());
-    }
-
-    public function testDefaultACL()
-    {
-        $backend = new Backend\Mock([], []);
-        $calendarObject = new CalendarObject($backend, ['principaluri' => 'principals/user1'], ['calendarid' => 1, 'uri' => 'foo']);
-        $expected = [
-            [
-                'privilege' => '{DAV:}all',
-                'principal' => 'principals/user1',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}all',
-                'principal' => 'principals/user1/calendar-proxy-write',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1/calendar-proxy-read',
-                'protected' => true,
-            ],
-        ];
-        $this->assertEquals($expected, $calendarObject->getACL());
-    }
-
-    public function testSetACL()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-
-        $obj = $children[0];
-        $obj->setACL([]);
-    }
-
-    public function testGet()
-    {
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($children[0] instanceof CalendarObject);
-
-        $obj = $children[0];
-
-        $expected = 'BEGIN:VCALENDAR
-VERSION:2.0
-PRODID:-//Apple Inc.//iCal 4.0.1//EN
-CALSCALE:GREGORIAN
-BEGIN:VTIMEZONE
-TZID:Asia/Seoul
-BEGIN:DAYLIGHT
-TZOFFSETFROM:+0900
-RRULE:FREQ=YEARLY;UNTIL=19880507T150000Z;BYMONTH=5;BYDAY=2SU
-DTSTART:19870510T000000
-TZNAME:GMT+09:00
-TZOFFSETTO:+1000
-END:DAYLIGHT
-BEGIN:STANDARD
-TZOFFSETFROM:+1000
-DTSTART:19881009T000000
-TZNAME:GMT+09:00
-TZOFFSETTO:+0900
-END:STANDARD
-END:VTIMEZONE
-BEGIN:VEVENT
-CREATED:20100225T154229Z
-UID:39A6B5ED-DD51-4AFE-A683-C35EE3749627
-TRANSP:TRANSPARENT
-SUMMARY:Something here
-DTSTAMP:20100228T130202Z
-DTSTART;TZID=Asia/Seoul:20100223T060000
-DTEND;TZID=Asia/Seoul:20100223T070000
-ATTENDEE;PARTSTAT=NEEDS-ACTION:mailto:lisa@example.com
-SEQUENCE:2
-END:VEVENT
-END:VCALENDAR';
-
-        $this->assertEquals($expected, $obj->get());
-    }
-
-    public function testGetRefetch()
-    {
-        $backend = new Backend\Mock([], [
-            1 => [
-                'foo' => [
-                    'calendardata' => 'foo',
-                    'uri' => 'foo',
-                ],
-            ],
-        ]);
-        $obj = new CalendarObject($backend, ['id' => 1], ['uri' => 'foo']);
-
-        $this->assertEquals('foo', $obj->get());
-    }
-
-    public function testGetEtag1()
-    {
-        $objectInfo = [
-            'calendardata' => 'foo',
-            'uri' => 'foo',
-            'etag' => 'bar',
-            'calendarid' => 1,
-        ];
-
-        $backend = new Backend\Mock([], []);
-        $obj = new CalendarObject($backend, [], $objectInfo);
-
-        $this->assertEquals('bar', $obj->getETag());
-    }
-
-    public function testGetEtag2()
-    {
-        $objectInfo = [
-            'calendardata' => 'foo',
-            'uri' => 'foo',
-            'calendarid' => 1,
-        ];
-
-        $backend = new Backend\Mock([], []);
-        $obj = new CalendarObject($backend, [], $objectInfo);
-
-        $this->assertEquals('"'.md5('foo').'"', $obj->getETag());
-    }
-
-    public function testGetSupportedPrivilegesSet()
-    {
-        $objectInfo = [
-            'calendardata' => 'foo',
-            'uri' => 'foo',
-            'calendarid' => 1,
-        ];
-
-        $backend = new Backend\Mock([], []);
-        $obj = new CalendarObject($backend, [], $objectInfo);
-        $this->assertNull($obj->getSupportedPrivilegeSet());
-    }
-
-    public function testGetSize1()
-    {
-        $objectInfo = [
-            'calendardata' => 'foo',
-            'uri' => 'foo',
-            'calendarid' => 1,
-        ];
-
-        $backend = new Backend\Mock([], []);
-        $obj = new CalendarObject($backend, [], $objectInfo);
-        $this->assertEquals(3, $obj->getSize());
-    }
-
-    public function testGetSize2()
-    {
-        $objectInfo = [
-            'uri' => 'foo',
-            'calendarid' => 1,
-            'size' => 4,
-        ];
-
-        $backend = new Backend\Mock([], []);
-        $obj = new CalendarObject($backend, [], $objectInfo);
-        $this->assertEquals(4, $obj->getSize());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarQueryVAlarmTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarQueryVAlarmTest.php
deleted file mode 100644
index 660832ba4..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarQueryVAlarmTest.php
+++ /dev/null
@@ -1,121 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\VObject;
-
-class CalendarQueryVAlarmTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * This test is specifically for a time-range query on a VALARM, contained
-     * in a VEVENT that's recurring.
-     */
-    public function testValarm()
-    {
-        $vcalendar = new VObject\Component\VCalendar();
-
-        $vevent = $vcalendar->createComponent('VEVENT');
-        $vevent->RRULE = 'FREQ=MONTHLY';
-        $vevent->DTSTART = '20120101T120000Z';
-        $vevent->UID = 'bla';
-
-        $valarm = $vcalendar->createComponent('VALARM');
-        $valarm->TRIGGER = '-P15D';
-        $vevent->add($valarm);
-
-        $vcalendar->add($vevent);
-
-        $filter = [
-            'name' => 'VCALENDAR',
-            'is-not-defined' => false,
-            'time-range' => null,
-            'prop-filters' => [],
-            'comp-filters' => [
-                [
-                    'name' => 'VEVENT',
-                    'is-not-defined' => false,
-                    'time-range' => null,
-                    'prop-filters' => [],
-                    'comp-filters' => [
-                        [
-                            'name' => 'VALARM',
-                            'is-not-defined' => false,
-                            'prop-filters' => [],
-                            'comp-filters' => [],
-                            'time-range' => [
-                                'start' => new \DateTime('2012-05-10'),
-                                'end' => new \DateTime('2012-05-20'),
-                            ],
-                        ],
-                    ],
-                ],
-            ],
-        ];
-
-        $validator = new CalendarQueryValidator();
-        $this->assertTrue($validator->validate($vcalendar, $filter));
-
-        $vcalendar = new VObject\Component\VCalendar();
-
-        // A limited recurrence rule, should return false
-        $vevent = $vcalendar->createComponent('VEVENT');
-        $vevent->RRULE = 'FREQ=MONTHLY;COUNT=1';
-        $vevent->DTSTART = '20120101T120000Z';
-        $vevent->UID = 'bla';
-
-        $valarm = $vcalendar->createComponent('VALARM');
-        $valarm->TRIGGER = '-P15D';
-        $vevent->add($valarm);
-
-        $vcalendar->add($vevent);
-
-        $this->assertFalse($validator->validate($vcalendar, $filter));
-    }
-
-    public function testAlarmWayBefore()
-    {
-        $vcalendar = new VObject\Component\VCalendar();
-
-        $vevent = $vcalendar->createComponent('VEVENT');
-        $vevent->DTSTART = '20120101T120000Z';
-        $vevent->UID = 'bla';
-
-        $valarm = $vcalendar->createComponent('VALARM');
-        $valarm->TRIGGER = '-P2W1D';
-        $vevent->add($valarm);
-
-        $vcalendar->add($vevent);
-
-        $filter = [
-            'name' => 'VCALENDAR',
-            'is-not-defined' => false,
-            'time-range' => null,
-            'prop-filters' => [],
-            'comp-filters' => [
-                [
-                    'name' => 'VEVENT',
-                    'is-not-defined' => false,
-                    'time-range' => null,
-                    'prop-filters' => [],
-                    'comp-filters' => [
-                        [
-                            'name' => 'VALARM',
-                            'is-not-defined' => false,
-                            'prop-filters' => [],
-                            'comp-filters' => [],
-                            'time-range' => [
-                                'start' => new \DateTime('2011-12-10'),
-                                'end' => new \DateTime('2011-12-20'),
-                            ],
-                        ],
-                    ],
-                ],
-            ],
-        ];
-
-        $validator = new CalendarQueryValidator();
-        $this->assertTrue($validator->validate($vcalendar, $filter));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarQueryValidatorTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarQueryValidatorTest.php
deleted file mode 100644
index 9dc8ce188..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarQueryValidatorTest.php
+++ /dev/null
@@ -1,823 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\VObject;
-
-class CalendarQueryValidatorTest extends \PHPUnit\Framework\TestCase
-{
-    public function testTopLevelFail()
-    {
-        $validator = new CalendarQueryValidator();
-        $vcal = <<<ICS
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-END:VEVENT
-END:VCALENDAR
-ICS;
-        $vcal = VObject\Reader::read($vcal);
-        $this->assertFalse($validator->validate($vcal, ['name' => 'VFOO']));
-    }
-
-    /**
-     * @param string $icalObject
-     * @param array  $filters
-     * @param int    $outcome
-     * @dataProvider provider
-     */
-    public function testValid($icalObject, $filters, $outcome)
-    {
-        $validator = new CalendarQueryValidator();
-
-        // Wrapping filter in a VCALENDAR component filter, as this is always
-        // there anyway.
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [$filters],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        $vObject = VObject\Reader::read($icalObject);
-
-        switch ($outcome) {
-            case 0:
-                $this->assertFalse($validator->validate($vObject, $filters));
-                break;
-            case 1:
-                $this->assertTrue($validator->validate($vObject, $filters));
-                break;
-            case -1:
-                try {
-                    $validator->validate($vObject, $filters);
-                    $this->fail('This test was supposed to fail');
-                } catch (\Exception $e) {
-                    // We need to test something to be valid for phpunit strict
-                    // mode.
-                    $this->assertTrue(true);
-                } catch (\Throwable $e) {
-                    // PHP7
-                    $this->assertTrue(true);
-                }
-                break;
-        }
-    }
-
-    public function provider()
-    {
-        $blob1 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-SUMMARY:hi
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob2 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-SUMMARY:hi
-BEGIN:VALARM
-ACTION:DISPLAY
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob3 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-SUMMARY:hi
-DTSTART;VALUE=DATE:20110704
-END:VEVENT
-END:VCALENDAR
-yow;
-        $blob4 = <<<yow
-BEGIN:VCARD
-VERSION:3.0
-FN:Evert
-END:VCARD
-yow;
-
-        $blob5 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-DTEND:20110102T120000Z
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob6 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-DURATION:PT5H
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob7 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART;VALUE=DATE:20110101
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob8 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob9 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VTODO
-DTSTART:20110101T120000Z
-DURATION:PT1H
-END:VTODO
-END:VCALENDAR
-yow;
-        $blob10 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VTODO
-DTSTART:20110101T120000Z
-DUE:20110101T130000Z
-END:VTODO
-END:VCALENDAR
-yow;
-        $blob11 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VTODO
-DTSTART:20110101T120000Z
-END:VTODO
-END:VCALENDAR
-yow;
-
-        $blob12 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VTODO
-DUE:20110101T130000Z
-END:VTODO
-END:VCALENDAR
-yow;
-
-        $blob13 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VTODO
-COMPLETED:20110101T130000Z
-CREATED:20110101T110000Z
-END:VTODO
-END:VCALENDAR
-yow;
-
-        $blob14 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VTODO
-COMPLETED:20110101T130000Z
-END:VTODO
-END:VCALENDAR
-yow;
-
-        $blob15 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VTODO
-CREATED:20110101T110000Z
-END:VTODO
-END:VCALENDAR
-yow;
-
-        $blob16 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VTODO
-END:VTODO
-END:VCALENDAR
-yow;
-
-        $blob17 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VJOURNAL
-END:VJOURNAL
-END:VCALENDAR
-yow;
-
-        $blob18 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VJOURNAL
-DTSTART:20110101T120000Z
-END:VJOURNAL
-END:VCALENDAR
-yow;
-
-        $blob19 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VJOURNAL
-DTSTART;VALUE=DATE:20110101
-END:VJOURNAL
-END:VCALENDAR
-yow;
-
-        $blob20 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VFREEBUSY
-END:VFREEBUSY
-END:VCALENDAR
-yow;
-
-        $blob21 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-BEGIN:VALARM
-TRIGGER:-PT1H
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob22 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-BEGIN:VALARM
-TRIGGER;VALUE=DURATION:-PT1H
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob23 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-BEGIN:VALARM
-TRIGGER;VALUE=DURATION;RELATED=END:-PT1H
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob24 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-DTEND:20110101T130000Z
-BEGIN:VALARM
-TRIGGER;VALUE=DURATION;RELATED=END:-PT2H
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob25 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-DURATION:PT1H
-BEGIN:VALARM
-TRIGGER;VALUE=DURATION;RELATED=END:-PT2H
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob26 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-DURATION:PT1H
-BEGIN:VALARM
-TRIGGER;VALUE=DATE-TIME:20110101T110000Z
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob27 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VTODO
-DTSTART:20110101T120000Z
-DUE:20110101T130000Z
-BEGIN:VALARM
-TRIGGER;VALUE=DURATION;RELATED=END:-PT2H
-END:VALARM
-END:VTODO
-END:VCALENDAR
-yow;
-
-        $blob28 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VJOURNAL
-DTSTART:20110101T120000Z
-BEGIN:VALARM
-TRIGGER;VALUE=DURATION;RELATED=END:-PT2H
-END:VALARM
-END:VJOURNAL
-END:VCALENDAR
-yow;
-
-        $blob29 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-DURATION:PT1H
-BEGIN:VALARM
-TRIGGER;VALUE=DATE-TIME:20110101T090000Z
-REPEAT:2
-DURATION:PT1H
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob30 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20110101T120000Z
-DURATION:PT1H
-BEGIN:VALARM
-TRIGGER;VALUE=DATE-TIME:20110101T090000Z
-DURATION:PT1H
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob31 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-UID:foobar
-DTSTART:20080101T120000Z
-DURATION:PT1H
-RRULE:FREQ=YEARLY
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $blob32 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-UID:foobar
-DTSTART:20080102T120000Z
-DURATION:PT1H
-RRULE:FREQ=YEARLY
-END:VEVENT
-END:VCALENDAR
-yow;
-        $blob33 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-UID:foobar
-DTSTART;VALUE=DATE:20120628
-RRULE:FREQ=DAILY
-END:VEVENT
-END:VCALENDAR
-yow;
-        $blob34 = <<<yow
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-UID:foobar
-DTSTART;VALUE=DATE:20120628
-RRULE:FREQ=DAILY
-BEGIN:VALARM
-TRIGGER:P52W
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-yow;
-
-        $filter1 = [
-            'name' => 'VEVENT',
-            'comp-filters' => [],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-        $filter2 = $filter1;
-        $filter2['name'] = 'VTODO';
-
-        $filter3 = $filter1;
-        $filter3['is-not-defined'] = true;
-
-        $filter4 = $filter1;
-        $filter4['name'] = 'VTODO';
-        $filter4['is-not-defined'] = true;
-
-        $filter5 = $filter1;
-        $filter5['comp-filters'] = [
-            [
-                'name' => 'VALARM',
-                'is-not-defined' => false,
-                'comp-filters' => [],
-                'prop-filters' => [],
-                'time-range' => null,
-            ],
-        ];
-        $filter6 = $filter1;
-        $filter6['prop-filters'] = [
-            [
-                'name' => 'SUMMARY',
-                'is-not-defined' => false,
-                'param-filters' => [],
-                'time-range' => null,
-                'text-match' => null,
-            ],
-        ];
-        $filter7 = $filter6;
-        $filter7['prop-filters'][0]['name'] = 'DESCRIPTION';
-
-        $filter8 = $filter6;
-        $filter8['prop-filters'][0]['is-not-defined'] = true;
-
-        $filter9 = $filter7;
-        $filter9['prop-filters'][0]['is-not-defined'] = true;
-
-        $filter10 = $filter5;
-        $filter10['prop-filters'] = $filter6['prop-filters'];
-
-        // Param filters
-        $filter11 = $filter1;
-        $filter11['prop-filters'] = [
-            [
-                'name' => 'DTSTART',
-                'is-not-defined' => false,
-                'param-filters' => [
-                    [
-                        'name' => 'VALUE',
-                        'is-not-defined' => false,
-                        'text-match' => null,
-                    ],
-                ],
-                'time-range' => null,
-                'text-match' => null,
-            ],
-        ];
-
-        $filter12 = $filter11;
-        $filter12['prop-filters'][0]['param-filters'][0]['name'] = 'TZID';
-
-        $filter13 = $filter11;
-        $filter13['prop-filters'][0]['param-filters'][0]['is-not-defined'] = true;
-
-        $filter14 = $filter12;
-        $filter14['prop-filters'][0]['param-filters'][0]['is-not-defined'] = true;
-
-        // Param text filter
-        $filter15 = $filter11;
-        $filter15['prop-filters'][0]['param-filters'][0]['text-match'] = [
-            'collation' => 'i;ascii-casemap',
-            'value' => 'dAtE',
-            'negate-condition' => false,
-        ];
-        $filter16 = $filter15;
-        $filter16['prop-filters'][0]['param-filters'][0]['text-match']['collation'] = 'i;octet';
-
-        $filter17 = $filter15;
-        $filter17['prop-filters'][0]['param-filters'][0]['text-match']['negate-condition'] = true;
-
-        $filter18 = $filter15;
-        $filter18['prop-filters'][0]['param-filters'][0]['text-match']['negate-condition'] = true;
-        $filter18['prop-filters'][0]['param-filters'][0]['text-match']['collation'] = 'i;octet';
-
-        // prop + text
-        $filter19 = $filter5;
-        $filter19['comp-filters'][0]['prop-filters'] = [
-            [
-                'name' => 'action',
-                'is-not-defined' => false,
-                'time-range' => null,
-                'param-filters' => [],
-                'text-match' => [
-                    'collation' => 'i;ascii-casemap',
-                    'value' => 'display',
-                    'negate-condition' => false,
-                ],
-            ],
-        ];
-
-        // Time range
-        $filter20 = [
-            'name' => 'VEVENT',
-            'comp-filters' => [],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => [
-               'start' => new \DateTime('2011-01-01 10:00:00', new \DateTimeZone('GMT')),
-               'end' => new \DateTime('2011-01-01 13:00:00', new \DateTimeZone('GMT')),
-            ],
-        ];
-        // Time range, no end date
-        $filter21 = $filter20;
-        $filter21['time-range']['end'] = null;
-
-        // Time range, no start date
-        $filter22 = $filter20;
-        $filter22['time-range']['start'] = null;
-
-        // Time range, other dates
-        $filter23 = $filter20;
-        $filter23['time-range'] = [
-           'start' => new \DateTime('2011-02-01 10:00:00', new \DateTimeZone('GMT')),
-           'end' => new \DateTime('2011-02-01 13:00:00', new \DateTimeZone('GMT')),
-        ];
-        // Time range
-        $filter24 = [
-            'name' => 'VTODO',
-            'comp-filters' => [],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => [
-               'start' => new \DateTime('2011-01-01 12:45:00', new \DateTimeZone('GMT')),
-               'end' => new \DateTime('2011-01-01 13:15:00', new \DateTimeZone('GMT')),
-            ],
-        ];
-        // Time range, other dates (1 month in the future)
-        $filter25 = $filter24;
-        $filter25['time-range'] = [
-           'start' => new \DateTime('2011-02-01 10:00:00', new \DateTimeZone('GMT')),
-           'end' => new \DateTime('2011-02-01 13:00:00', new \DateTimeZone('GMT')),
-        ];
-        $filter26 = $filter24;
-        $filter26['time-range'] = [
-           'start' => new \DateTime('2011-01-01 11:45:00', new \DateTimeZone('GMT')),
-           'end' => new \DateTime('2011-01-01 12:15:00', new \DateTimeZone('GMT')),
-       ];
-
-        // Time range for VJOURNAL
-        $filter27 = [
-            'name' => 'VJOURNAL',
-            'comp-filters' => [],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => [
-               'start' => new \DateTime('2011-01-01 12:45:00', new \DateTimeZone('GMT')),
-               'end' => new \DateTime('2011-01-01 13:15:00', new \DateTimeZone('GMT')),
-            ],
-        ];
-        $filter28 = $filter27;
-        $filter28['time-range'] = [
-           'start' => new \DateTime('2011-01-01 11:45:00', new \DateTimeZone('GMT')),
-           'end' => new \DateTime('2011-01-01 12:15:00', new \DateTimeZone('GMT')),
-        ];
-        // Time range for VFREEBUSY
-        $filter29 = [
-            'name' => 'VFREEBUSY',
-            'comp-filters' => [],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => [
-               'start' => new \DateTime('2011-01-01 12:45:00', new \DateTimeZone('GMT')),
-               'end' => new \DateTime('2011-01-01 13:15:00', new \DateTimeZone('GMT')),
-            ],
-        ];
-        // Time range filter on property
-        $filter30 = [
-            'name' => 'VEVENT',
-            'comp-filters' => [],
-            'prop-filters' => [
-                [
-                    'name' => 'DTSTART',
-                    'is-not-defined' => false,
-                    'param-filters' => [],
-                    'time-range' => [
-                       'start' => new \DateTime('2011-01-01 10:00:00', new \DateTimeZone('GMT')),
-                       'end' => new \DateTime('2011-01-01 13:00:00', new \DateTimeZone('GMT')),
-                   ],
-                    'text-match' => null,
-               ],
-            ],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        // Time range for alarm
-        $filter31 = [
-            'name' => 'VEVENT',
-            'prop-filters' => [],
-            'comp-filters' => [
-                [
-                    'name' => 'VALARM',
-                    'is-not-defined' => false,
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'time-range' => [
-                       'start' => new \DateTime('2011-01-01 10:45:00', new \DateTimeZone('GMT')),
-                       'end' => new \DateTime('2011-01-01 11:15:00', new \DateTimeZone('GMT')),
-                    ],
-                    'text-match' => null,
-               ],
-            ],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-        $filter32 = $filter31;
-        $filter32['comp-filters'][0]['time-range'] = [
-           'start' => new \DateTime('2011-01-01 11:45:00', new \DateTimeZone('GMT')),
-           'end' => new \DateTime('2011-01-01 12:15:00', new \DateTimeZone('GMT')),
-       ];
-
-        $filter33 = $filter31;
-        $filter33['name'] = 'VTODO';
-        $filter34 = $filter32;
-        $filter34['name'] = 'VTODO';
-        $filter35 = $filter31;
-        $filter35['name'] = 'VJOURNAL';
-        $filter36 = $filter32;
-        $filter36['name'] = 'VJOURNAL';
-
-        // Time range filter on non-datetime property
-        $filter37 = [
-            'name' => 'VEVENT',
-            'comp-filters' => [],
-            'prop-filters' => [
-                [
-                    'name' => 'SUMMARY',
-                    'is-not-defined' => false,
-                    'param-filters' => [],
-                    'time-range' => [
-                       'start' => new \DateTime('2011-01-01 10:00:00', new \DateTimeZone('GMT')),
-                       'end' => new \DateTime('2011-01-01 13:00:00', new \DateTimeZone('GMT')),
-                   ],
-                    'text-match' => null,
-               ],
-            ],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        $filter38 = [
-            'name' => 'VEVENT',
-            'comp-filters' => [],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => [
-                'start' => new \DateTime('2012-07-01 00:00:00', new \DateTimeZone('UTC')),
-                'end' => new \DateTime('2012-08-01 00:00:00', new \DateTimeZone('UTC')),
-            ],
-        ];
-        $filter39 = [
-            'name' => 'VEVENT',
-            'comp-filters' => [
-                [
-                    'name' => 'VALARM',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => [
-                        'start' => new \DateTime('2012-09-01 00:00:00', new \DateTimeZone('UTC')),
-                        'end' => new \DateTime('2012-10-01 00:00:00', new \DateTimeZone('UTC')),
-                    ],
-                ],
-            ],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-
-        return [
-            // Component check
-
-            [$blob1, $filter1, 1],
-            [$blob1, $filter2, 0],
-            [$blob1, $filter3, 0],
-            [$blob1, $filter4, 1],
-
-            // Subcomponent check (4)
-            [$blob1, $filter5, 0],
-            [$blob2, $filter5, 1],
-
-            // Property checki (6)
-            [$blob1, $filter6, 1],
-            [$blob1, $filter7, 0],
-            [$blob1, $filter8, 0],
-            [$blob1, $filter9, 1],
-
-            // Subcomponent + property (10)
-            [$blob2, $filter10, 1],
-
-            // Param filter (11)
-            [$blob3, $filter11, 1],
-            [$blob3, $filter12, 0],
-            [$blob3, $filter13, 0],
-            [$blob3, $filter14, 1],
-
-            // Param + text (15)
-            [$blob3, $filter15, 1],
-            [$blob3, $filter16, 0],
-            [$blob3, $filter17, 0],
-            [$blob3, $filter18, 1],
-
-            // Prop + text (19)
-            [$blob2, $filter19, 1],
-
-            // Incorrect object (vcard) (20)
-            [$blob4, $filter1, -1],
-
-            // Time-range for event (21)
-            [$blob5, $filter20, 1],
-            [$blob6, $filter20, 1],
-            [$blob7, $filter20, 1],
-            [$blob8, $filter20, 1],
-
-            [$blob5, $filter21, 1],
-            [$blob5, $filter22, 1],
-
-            [$blob5, $filter23, 0],
-            [$blob6, $filter23, 0],
-            [$blob7, $filter23, 0],
-            [$blob8, $filter23, 0],
-
-            // Time-range for todo (31)
-            [$blob9, $filter24, 1],
-            [$blob9, $filter25, 0],
-            [$blob9, $filter26, 1],
-            [$blob10, $filter24, 1],
-            [$blob10, $filter25, 0],
-            [$blob10, $filter26, 1],
-
-            [$blob11, $filter24, 0],
-            [$blob11, $filter25, 0],
-            [$blob11, $filter26, 1],
-
-            [$blob12, $filter24, 1],
-            [$blob12, $filter25, 0],
-            [$blob12, $filter26, 0],
-
-            [$blob13, $filter24, 1],
-            [$blob13, $filter25, 0],
-            [$blob13, $filter26, 1],
-
-            [$blob14, $filter24, 1],
-            [$blob14, $filter25, 0],
-            [$blob14, $filter26, 0],
-
-            [$blob15, $filter24, 1],
-            [$blob15, $filter25, 1],
-            [$blob15, $filter26, 1],
-
-            [$blob16, $filter24, 1],
-            [$blob16, $filter25, 1],
-            [$blob16, $filter26, 1],
-
-            // Time-range for journals (55)
-            [$blob17, $filter27, 0],
-            [$blob17, $filter28, 0],
-            [$blob18, $filter27, 0],
-            [$blob18, $filter28, 1],
-            [$blob19, $filter27, 1],
-            [$blob19, $filter28, 1],
-
-            // Time-range for free-busy (61)
-            [$blob20, $filter29, -1],
-
-            // Time-range on property (62)
-            [$blob5, $filter30, 1],
-            [$blob3, $filter37, -1],
-            [$blob3, $filter30, 0],
-
-            // Time-range on alarm in vevent (65)
-            [$blob21, $filter31, 1],
-            [$blob21, $filter32, 0],
-            [$blob22, $filter31, 1],
-            [$blob22, $filter32, 0],
-            [$blob23, $filter31, 1],
-            [$blob23, $filter32, 0],
-            [$blob24, $filter31, 1],
-            [$blob24, $filter32, 0],
-            [$blob25, $filter31, 1],
-            [$blob25, $filter32, 0],
-            [$blob26, $filter31, 1],
-            [$blob26, $filter32, 0],
-
-            // Time-range on alarm for vtodo (77)
-            [$blob27, $filter33, 1],
-            [$blob27, $filter34, 0],
-
-            // Time-range on alarm for vjournal (79)
-            [$blob28, $filter35, -1],
-            [$blob28, $filter36, -1],
-
-            // Time-range on alarm with duration (81)
-            [$blob29, $filter31, 1],
-            [$blob29, $filter32, 0],
-            [$blob30, $filter31, 0],
-            [$blob30, $filter32, 0],
-
-            // Time-range with RRULE (85)
-            [$blob31, $filter20, 1],
-            [$blob32, $filter20, 0],
-
-            // Bug reported on mailing list, related to all-day events (87)
-            //array($blob33, $filter38, 1),
-
-            // Event in timerange, but filtered alarm is in the far future (88).
-            [$blob34, $filter39, 0],
-        ];
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarTest.php
deleted file mode 100644
index 18c3ec126..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/CalendarTest.php
+++ /dev/null
@@ -1,229 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\DAV\PropPatch;
-
-class CalendarTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @var Sabre\CalDAV\Backend\PDO
-     */
-    protected $backend;
-    protected $principalBackend;
-    /**
-     * @var Sabre\CalDAV\Calendar
-     */
-    protected $calendar;
-    /**
-     * @var array
-     */
-    protected $calendars;
-
-    public function setup(): void
-    {
-        $this->backend = TestUtil::getBackend();
-
-        $this->calendars = $this->backend->getCalendarsForUser('principals/user1');
-        $this->assertEquals(2, count($this->calendars));
-        $this->calendar = new Calendar($this->backend, $this->calendars[0]);
-    }
-
-    public function teardown(): void
-    {
-        unset($this->backend);
-    }
-
-    public function testSimple()
-    {
-        $this->assertEquals($this->calendars[0]['uri'], $this->calendar->getName());
-    }
-
-    /**
-     * @depends testSimple
-     */
-    public function testUpdateProperties()
-    {
-        $propPatch = new PropPatch([
-            '{DAV:}displayname' => 'NewName',
-        ]);
-
-        $result = $this->calendar->propPatch($propPatch);
-        $result = $propPatch->commit();
-
-        $this->assertEquals(true, $result);
-
-        $calendars2 = $this->backend->getCalendarsForUser('principals/user1');
-        $this->assertEquals('NewName', $calendars2[0]['{DAV:}displayname']);
-    }
-
-    /**
-     * @depends testSimple
-     */
-    public function testGetProperties()
-    {
-        $question = [
-            '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set',
-        ];
-
-        $result = $this->calendar->getProperties($question);
-
-        foreach ($question as $q) {
-            $this->assertArrayHasKey($q, $result);
-        }
-
-        $this->assertEquals(['VEVENT', 'VTODO'], $result['{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set']->getValue());
-    }
-
-    /**
-     * @depends testSimple
-     */
-    public function testGetChildNotFound()
-    {
-        $this->expectException('Sabre\DAV\Exception\NotFound');
-        $this->calendar->getChild('randomname');
-    }
-
-    /**
-     * @depends testSimple
-     */
-    public function testGetChildren()
-    {
-        $children = $this->calendar->getChildren();
-        $this->assertEquals(1, count($children));
-
-        $this->assertTrue($children[0] instanceof CalendarObject);
-    }
-
-    /**
-     * @depends testGetChildren
-     */
-    public function testChildExists()
-    {
-        $this->assertFalse($this->calendar->childExists('foo'));
-
-        $children = $this->calendar->getChildren();
-        $this->assertTrue($this->calendar->childExists($children[0]->getName()));
-    }
-
-    public function testCreateDirectory()
-    {
-        $this->expectException('Sabre\DAV\Exception\MethodNotAllowed');
-        $this->calendar->createDirectory('hello');
-    }
-
-    public function testSetName()
-    {
-        $this->expectException('Sabre\DAV\Exception\MethodNotAllowed');
-        $this->calendar->setName('hello');
-    }
-
-    public function testGetLastModified()
-    {
-        $this->assertNull($this->calendar->getLastModified());
-    }
-
-    public function testCreateFile()
-    {
-        $file = fopen('php://memory', 'r+');
-        fwrite($file, TestUtil::getTestCalendarData());
-        rewind($file);
-
-        $this->calendar->createFile('hello', $file);
-
-        $file = $this->calendar->getChild('hello');
-        $this->assertTrue($file instanceof CalendarObject);
-    }
-
-    public function testCreateFileNoSupportedComponents()
-    {
-        $file = fopen('php://memory', 'r+');
-        fwrite($file, TestUtil::getTestCalendarData());
-        rewind($file);
-
-        $calendar = new Calendar($this->backend, $this->calendars[1]);
-        $calendar->createFile('hello', $file);
-
-        $file = $calendar->getChild('hello');
-        $this->assertTrue($file instanceof CalendarObject);
-    }
-
-    public function testDelete()
-    {
-        $this->calendar->delete();
-
-        $calendars = $this->backend->getCalendarsForUser('principals/user1');
-        $this->assertEquals(1, count($calendars));
-    }
-
-    public function testGetOwner()
-    {
-        $this->assertEquals('principals/user1', $this->calendar->getOwner());
-    }
-
-    public function testGetGroup()
-    {
-        $this->assertNull($this->calendar->getGroup());
-    }
-
-    public function testGetACL()
-    {
-        $expected = [
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1/calendar-proxy-write',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1/calendar-proxy-read',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{'.Plugin::NS_CALDAV.'}read-free-busy',
-                'principal' => '{DAV:}authenticated',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}write',
-                'principal' => 'principals/user1',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}write',
-                'principal' => 'principals/user1/calendar-proxy-write',
-                'protected' => true,
-            ],
-        ];
-        $this->assertEquals($expected, $this->calendar->getACL());
-    }
-
-    public function testSetACL()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $this->calendar->setACL([]);
-    }
-
-    public function testGetSyncToken()
-    {
-        $this->assertNull($this->calendar->getSyncToken());
-    }
-
-    public function testGetSyncTokenNoSyncSupport()
-    {
-        $calendar = new Calendar(new Backend\Mock([], []), []);
-        $this->assertNull($calendar->getSyncToken());
-    }
-
-    public function testGetChanges()
-    {
-        $this->assertNull($this->calendar->getChanges(1, 1));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/ExpandEventsDTSTARTandDTENDTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/ExpandEventsDTSTARTandDTENDTest.php
deleted file mode 100644
index 93fc56dae..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/ExpandEventsDTSTARTandDTENDTest.php
+++ /dev/null
@@ -1,114 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\HTTP;
-use Sabre\VObject;
-
-/**
- * This unittests is created to find out why recurring events have wrong DTSTART value.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class ExpandEventsDTSTARTandDTENDTest extends \Sabre\DAVServerTest
-{
-    protected $setupCalDAV = true;
-
-    protected $caldavCalendars = [
-        [
-            'id' => 1,
-            'name' => 'Calendar',
-            'principaluri' => 'principals/user1',
-            'uri' => 'calendar1',
-        ],
-    ];
-
-    protected $caldavCalendarObjects = [
-        1 => [
-           'event.ics' => [
-                'calendardata' => 'BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VEVENT
-UID:foobar
-DTEND;TZID=Europe/Berlin:20120207T191500
-RRULE:FREQ=DAILY;INTERVAL=1;COUNT=3
-SUMMARY:RecurringEvents 3 times
-DTSTART;TZID=Europe/Berlin:20120207T181500
-END:VEVENT
-BEGIN:VEVENT
-CREATED:20120207T111900Z
-UID:foobar
-DTEND;TZID=Europe/Berlin:20120208T191500
-SUMMARY:RecurringEvents 3 times OVERWRITTEN
-DTSTART;TZID=Europe/Berlin:20120208T181500
-RECURRENCE-ID;TZID=Europe/Berlin:20120208T181500
-END:VEVENT
-END:VCALENDAR
-',
-            ],
-        ],
-    ];
-
-    public function testExpand()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-            'REQUEST_URI' => '/calendars/user1/calendar1',
-            'HTTP_DEPTH' => '1',
-        ]);
-
-        $request->setBody('<?xml version="1.0" encoding="utf-8" ?>
-<C:calendar-query xmlns:D="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
-    <D:prop>
-        <C:calendar-data>
-            <C:expand start="20120205T230000Z" end="20120212T225959Z"/>
-        </C:calendar-data>
-        <D:getetag/>
-    </D:prop>
-    <C:filter>
-        <C:comp-filter name="VCALENDAR">
-            <C:comp-filter name="VEVENT">
-                <C:time-range start="20120205T230000Z" end="20120212T225959Z"/>
-            </C:comp-filter>
-        </C:comp-filter>
-    </C:filter>
-</C:calendar-query>');
-
-        $response = $this->request($request);
-
-        $bodyAsString = $response->getBodyAsString();
-        // Everts super awesome xml parser.
-        $body = substr(
-            $bodyAsString,
-            $start = strpos($bodyAsString, 'BEGIN:VCALENDAR'),
-            strpos($bodyAsString, 'END:VCALENDAR') - $start + 13
-        );
-        $body = str_replace('&#13;', '', $body);
-
-        try {
-            $vObject = VObject\Reader::read($body);
-        } catch (VObject\ParseException $e) {
-            $this->fail('Could not parse object. Error:'.$e->getMessage().' full object: '.$response->getBodyAsString());
-        }
-
-        // check if DTSTARTs and DTENDs are correct
-        foreach ($vObject->VEVENT as $vevent) {
-            /** @var $vevent Sabre\VObject\Component\VEvent */
-            foreach ($vevent->children() as $child) {
-                /** @var $child Sabre\VObject\Property */
-                if ('DTSTART' == $child->name) {
-                    // DTSTART has to be one of three valid values
-                    $this->assertContains($child->getValue(), ['20120207T171500Z', '20120208T171500Z', '20120209T171500Z'], 'DTSTART is not a valid value: '.$child->getValue());
-                } elseif ('DTEND' == $child->name) {
-                    // DTEND has to be one of three valid values
-                    $this->assertContains($child->getValue(), ['20120207T181500Z', '20120208T181500Z', '20120209T181500Z'], 'DTEND is not a valid value: '.$child->getValue());
-                }
-            }
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/ExpandEventsDTSTARTandDTENDbyDayTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/ExpandEventsDTSTARTandDTENDbyDayTest.php
deleted file mode 100644
index 50fb6c03c..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/ExpandEventsDTSTARTandDTENDbyDayTest.php
+++ /dev/null
@@ -1,104 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\HTTP;
-use Sabre\VObject;
-
-/**
- * This unittests is created to find out why recurring events have wrong DTSTART value.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class ExpandEventsDTSTARTandDTENDbyDayTest extends \Sabre\DAVServerTest
-{
-    protected $setupCalDAV = true;
-
-    protected $caldavCalendars = [
-        [
-            'id' => 1,
-            'name' => 'Calendar',
-            'principaluri' => 'principals/user1',
-            'uri' => 'calendar1',
-        ],
-    ];
-
-    protected $caldavCalendarObjects = [
-        1 => [
-           'event.ics' => [
-                'calendardata' => 'BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VEVENT
-UID:foobar
-DTEND;TZID=Europe/Berlin:20120207T191500
-RRULE:FREQ=WEEKLY;INTERVAL=1;BYDAY=TU,TH
-SUMMARY:RecurringEvents on tuesday and thursday
-DTSTART;TZID=Europe/Berlin:20120207T181500
-END:VEVENT
-END:VCALENDAR
-',
-            ],
-        ],
-    ];
-
-    public function testExpandRecurringByDayEvent()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-            'REQUEST_URI' => '/calendars/user1/calendar1',
-            'HTTP_DEPTH' => '1',
-        ]);
-
-        $request->setBody('<?xml version="1.0" encoding="utf-8" ?>
-<C:calendar-query xmlns:D="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
-    <D:prop>
-        <C:calendar-data>
-            <C:expand start="20120210T230000Z" end="20120217T225959Z"/>
-        </C:calendar-data>
-        <D:getetag/>
-    </D:prop>
-    <C:filter>
-        <C:comp-filter name="VCALENDAR">
-            <C:comp-filter name="VEVENT">
-                <C:time-range start="20120210T230000Z" end="20120217T225959Z"/>
-            </C:comp-filter>
-        </C:comp-filter>
-    </C:filter>
-</C:calendar-query>');
-
-        $response = $this->request($request);
-
-        $bodyAsString = $response->getBodyAsString();
-        // Everts super awesome xml parser.
-        $body = substr(
-            $bodyAsString,
-            $start = strpos($bodyAsString, 'BEGIN:VCALENDAR'),
-            strpos($bodyAsString, 'END:VCALENDAR') - $start + 13
-        );
-        $body = str_replace('&#13;', '', $body);
-
-        $vObject = VObject\Reader::read($body);
-
-        $this->assertEquals(2, count($vObject->VEVENT));
-
-        // check if DTSTARTs and DTENDs are correct
-        foreach ($vObject->VEVENT as $vevent) {
-            /** @var $vevent Sabre\VObject\Component\VEvent */
-            foreach ($vevent->children() as $child) {
-                /** @var $child Sabre\VObject\Property */
-                if ('DTSTART' == $child->name) {
-                    // DTSTART has to be one of two valid values
-                    $this->assertContains($child->getValue(), ['20120214T171500Z', '20120216T171500Z'], 'DTSTART is not a valid value: '.$child->getValue());
-                } elseif ('DTEND' == $child->name) {
-                    // DTEND has to be one of two valid values
-                    $this->assertContains($child->getValue(), ['20120214T181500Z', '20120216T181500Z'], 'DTEND is not a valid value: '.$child->getValue());
-                }
-            }
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/ExpandEventsDoubleEventsTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/ExpandEventsDoubleEventsTest.php
deleted file mode 100644
index 5e5c153e0..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/ExpandEventsDoubleEventsTest.php
+++ /dev/null
@@ -1,104 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\HTTP;
-use Sabre\VObject;
-
-/**
- * This unittests is created to find out why certain events show up twice.
- *
- * Hopefully, by the time I'm done with this, I've both found the problem, and
- * fixed it :)
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class ExpandEventsDoubleEventsTest extends \Sabre\DAVServerTest
-{
-    protected $setupCalDAV = true;
-
-    protected $caldavCalendars = [
-        [
-            'id' => 1,
-            'name' => 'Calendar',
-            'principaluri' => 'principals/user1',
-            'uri' => 'calendar1',
-        ],
-    ];
-
-    protected $caldavCalendarObjects = [
-        1 => [
-           'event.ics' => [
-                'calendardata' => 'BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VEVENT
-UID:foobar
-DTEND;TZID=Europe/Berlin:20120207T191500
-RRULE:FREQ=DAILY;INTERVAL=1;COUNT=3
-SUMMARY:RecurringEvents 3 times
-DTSTART;TZID=Europe/Berlin:20120207T181500
-END:VEVENT
-BEGIN:VEVENT
-CREATED:20120207T111900Z
-UID:foobar
-DTEND;TZID=Europe/Berlin:20120208T191500
-SUMMARY:RecurringEvents 3 times OVERWRITTEN
-DTSTART;TZID=Europe/Berlin:20120208T181500
-RECURRENCE-ID;TZID=Europe/Berlin:20120208T181500
-END:VEVENT
-END:VCALENDAR
-',
-            ],
-        ],
-    ];
-
-    public function testExpand()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-            'REQUEST_URI' => '/calendars/user1/calendar1',
-            'HTTP_DEPTH' => '1',
-        ]);
-
-        $request->setBody('<?xml version="1.0" encoding="utf-8" ?>
-<C:calendar-query xmlns:D="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
-    <D:prop>
-        <C:calendar-data>
-            <C:expand start="20120205T230000Z" end="20120212T225959Z"/>
-        </C:calendar-data>
-        <D:getetag/>
-    </D:prop>
-    <C:filter>
-        <C:comp-filter name="VCALENDAR">
-            <C:comp-filter name="VEVENT">
-                <C:time-range start="20120205T230000Z" end="20120212T225959Z"/>
-            </C:comp-filter>
-        </C:comp-filter>
-    </C:filter>
-</C:calendar-query>');
-
-        $response = $this->request($request);
-
-        $bodyAsString = $response->getBodyAsString();
-        // Everts super awesome xml parser.
-        $body = substr(
-            $bodyAsString,
-            $start = strpos($bodyAsString, 'BEGIN:VCALENDAR'),
-            strpos($bodyAsString, 'END:VCALENDAR') - $start + 13
-        );
-        $body = str_replace('&#13;', '', $body);
-
-        $vObject = VObject\Reader::read($body);
-
-        // We only expect 3 events
-        $this->assertEquals(3, count($vObject->VEVENT), 'We got 6 events instead of 3. Output: '.$body);
-
-        // TZID should be gone
-        $this->assertFalse(isset($vObject->VEVENT->DTSTART['TZID']));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/FreeBusyReportTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/FreeBusyReportTest.php
deleted file mode 100644
index 44823edab..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/FreeBusyReportTest.php
+++ /dev/null
@@ -1,158 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class FreeBusyReportTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @var Plugin
-     */
-    protected $plugin;
-    /**
-     * @var DAV\Server
-     */
-    protected $server;
-
-    public function setup(): void
-    {
-        $obj1 = <<<ics
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20111005T120000Z
-DURATION:PT1H
-END:VEVENT
-END:VCALENDAR
-ics;
-
-        $obj2 = fopen('php://memory', 'r+');
-        fwrite($obj2, <<<ics
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20121005T120000Z
-DURATION:PT1H
-END:VEVENT
-END:VCALENDAR
-ics
-        );
-        rewind($obj2);
-
-        $obj3 = <<<ics
-BEGIN:VCALENDAR
-BEGIN:VEVENT
-DTSTART:20111006T120000
-DURATION:PT1H
-END:VEVENT
-END:VCALENDAR
-ics;
-
-        $calendarData = [
-            1 => [
-                'obj1' => [
-                    'calendarid' => 1,
-                    'uri' => 'event1.ics',
-                    'calendardata' => $obj1,
-                ],
-                'obj2' => [
-                    'calendarid' => 1,
-                    'uri' => 'event2.ics',
-                    'calendardata' => $obj2,
-                ],
-                'obj3' => [
-                    'calendarid' => 1,
-                    'uri' => 'event3.ics',
-                    'calendardata' => $obj3,
-                ],
-            ],
-        ];
-
-        $caldavBackend = new Backend\Mock([], $calendarData);
-
-        $calendar = new Calendar($caldavBackend, [
-            'id' => 1,
-            'uri' => 'calendar',
-            'principaluri' => 'principals/user1',
-            '{'.Plugin::NS_CALDAV.'}calendar-timezone' => "BEGIN:VCALENDAR\r\nBEGIN:VTIMEZONE\r\nTZID:Europe/Berlin\r\nEND:VTIMEZONE\r\nEND:VCALENDAR",
-        ]);
-
-        $this->server = new DAV\Server([$calendar]);
-
-        $request = new HTTP\Request('GET', '/calendar');
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = new HTTP\ResponseMock();
-
-        $this->plugin = new Plugin();
-        $this->server->addPlugin($this->plugin);
-    }
-
-    public function testFreeBusyReport()
-    {
-        $reportXML = <<<XML
-<?xml version="1.0"?>
-<c:free-busy-query xmlns:c="urn:ietf:params:xml:ns:caldav">
-    <c:time-range start="20111001T000000Z" end="20111101T000000Z" />
-</c:free-busy-query>
-XML;
-
-        $report = $this->server->xml->parse($reportXML, null, $rootElem);
-        $this->plugin->report($rootElem, $report, null);
-
-        $this->assertEquals(200, $this->server->httpResponse->status);
-        $this->assertEquals('text/calendar', $this->server->httpResponse->getHeader('Content-Type'));
-        $this->assertTrue(false !== strpos($this->server->httpResponse->body, 'BEGIN:VFREEBUSY'));
-        $this->assertTrue(false !== strpos($this->server->httpResponse->body, '20111005T120000Z/20111005T130000Z'));
-        $this->assertTrue(false !== strpos($this->server->httpResponse->body, '20111006T100000Z/20111006T110000Z'));
-    }
-
-    public function testFreeBusyReportNoTimeRange()
-    {
-        $this->expectException('Sabre\DAV\Exception\BadRequest');
-        $reportXML = <<<XML
-<?xml version="1.0"?>
-<c:free-busy-query xmlns:c="urn:ietf:params:xml:ns:caldav">
-</c:free-busy-query>
-XML;
-
-        $report = $this->server->xml->parse($reportXML, null, $rootElem);
-    }
-
-    public function testFreeBusyReportWrongNode()
-    {
-        $this->expectException('Sabre\DAV\Exception\NotImplemented');
-        $request = new HTTP\Request('REPORT', '/');
-        $this->server->httpRequest = $request;
-
-        $reportXML = <<<XML
-<?xml version="1.0"?>
-<c:free-busy-query xmlns:c="urn:ietf:params:xml:ns:caldav">
-    <c:time-range start="20111001T000000Z" end="20111101T000000Z" />
-</c:free-busy-query>
-XML;
-
-        $report = $this->server->xml->parse($reportXML, null, $rootElem);
-        $this->plugin->report($rootElem, $report, null);
-    }
-
-    public function testFreeBusyReportNoACLPlugin()
-    {
-        $this->expectException('Sabre\DAV\Exception');
-        $this->server = new DAV\Server();
-        $this->server->httpRequest = new HTTP\Request('REPORT', '/');
-        $this->plugin = new Plugin();
-        $this->server->addPlugin($this->plugin);
-
-        $reportXML = <<<XML
-<?xml version="1.0"?>
-<c:free-busy-query xmlns:c="urn:ietf:params:xml:ns:caldav">
-    <c:time-range start="20111001T000000Z" end="20111101T000000Z" />
-</c:free-busy-query>
-XML;
-
-        $report = $this->server->xml->parse($reportXML, null, $rootElem);
-        $this->plugin->report($rootElem, $report, null);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/GetEventsByTimerangeTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/GetEventsByTimerangeTest.php
deleted file mode 100644
index e82a85dd8..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/GetEventsByTimerangeTest.php
+++ /dev/null
@@ -1,82 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\HTTP;
-
-/**
- * This unittest is created to check if queries for time-range include the start timestamp or not.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class GetEventsByTimerangeTest extends \Sabre\DAVServerTest
-{
-    protected $setupCalDAV = true;
-
-    protected $caldavCalendars = [
-        [
-            'id' => 1,
-            'name' => 'Calendar',
-            'principaluri' => 'principals/user1',
-            'uri' => 'calendar1',
-        ],
-    ];
-
-    protected $caldavCalendarObjects = [
-        1 => [
-           'event.ics' => [
-                'calendardata' => 'BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VEVENT
-CREATED:20120313T142342Z
-UID:171EBEFC-C951-499D-B234-7BA7D677B45D
-DTEND;TZID=Europe/Berlin:20120227T010000
-TRANSP:OPAQUE
-SUMMARY:Monday 0h
-DTSTART;TZID=Europe/Berlin:20120227T000000
-DTSTAMP:20120313T142416Z
-SEQUENCE:4
-END:VEVENT
-END:VCALENDAR
-',
-            ],
-        ],
-    ];
-
-    public function testQueryTimerange()
-    {
-        $request = new HTTP\Request(
-            'REPORT',
-            '/calendars/user1/calendar1',
-            [
-                'Content-Type' => 'application/xml',
-                'Depth' => '1',
-            ]
-        );
-
-        $request->setBody('<?xml version="1.0" encoding="utf-8" ?>
-<C:calendar-query xmlns:D="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
-    <D:prop>
-        <C:calendar-data>
-            <C:expand start="20120226T220000Z" end="20120228T225959Z"/>
-        </C:calendar-data>
-        <D:getetag/>
-    </D:prop>
-    <C:filter>
-        <C:comp-filter name="VCALENDAR">
-            <C:comp-filter name="VEVENT">
-                <C:time-range start="20120226T220000Z" end="20120228T225959Z"/>
-            </C:comp-filter>
-        </C:comp-filter>
-    </C:filter>
-</C:calendar-query>');
-
-        $response = $this->request($request);
-
-        $this->assertTrue(false !== strpos($response->getBodyAsString(), 'BEGIN:VCALENDAR'));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/ICSExportPluginTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/ICSExportPluginTest.php
deleted file mode 100644
index 8771f538b..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/ICSExportPluginTest.php
+++ /dev/null
@@ -1,366 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\DAV;
-use Sabre\DAVACL;
-use Sabre\HTTP;
-use Sabre\VObject;
-
-class ICSExportPluginTest extends \Sabre\DAVServerTest
-{
-    protected $setupCalDAV = true;
-
-    protected $icsExportPlugin;
-
-    public function setup(): void
-    {
-        parent::setUp();
-        $this->icsExportPlugin = new ICSExportPlugin();
-        $this->server->addPlugin(
-            $this->icsExportPlugin
-        );
-
-        $id = $this->caldavBackend->createCalendar(
-            'principals/admin',
-            'UUID-123467',
-            [
-                '{DAV:}displayname' => 'Hello!',
-                '{http://apple.com/ns/ical/}calendar-color' => '#AA0000FF',
-            ]
-        );
-
-        $this->caldavBackend->createCalendarObject(
-            $id,
-            'event-1',
-            <<<ICS
-BEGIN:VCALENDAR
-BEGIN:VTIMEZONE
-TZID:Europe/Amsterdam
-END:VTIMEZONE
-BEGIN:VEVENT
-UID:event-1
-DTSTART;TZID=Europe/Amsterdam:20151020T000000
-END:VEVENT
-END:VCALENDAR
-ICS
-        );
-        $this->caldavBackend->createCalendarObject(
-            $id,
-            'todo-1',
-            <<<ICS
-BEGIN:VCALENDAR
-BEGIN:VTODO
-UID:todo-1
-END:VTODO
-END:VCALENDAR
-ICS
-        );
-    }
-
-    public function testInit()
-    {
-        $this->assertEquals(
-            $this->icsExportPlugin,
-            $this->server->getPlugin('ics-export')
-        );
-        $this->assertEquals($this->icsExportPlugin, $this->server->getPlugin('ics-export'));
-        $this->assertEquals('ics-export', $this->icsExportPlugin->getPluginInfo()['name']);
-    }
-
-    public function testBeforeMethod()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export'
-        );
-
-        $response = $this->request($request);
-
-        $this->assertEquals(200, $response->getStatus());
-        $this->assertEquals('text/calendar', $response->getHeader('Content-Type'));
-
-        $obj = VObject\Reader::read($response->getBodyAsString());
-
-        $this->assertEquals(8, count($obj->children()));
-        $this->assertEquals(1, count($obj->VERSION));
-        $this->assertEquals(1, count($obj->CALSCALE));
-        $this->assertEquals(1, count($obj->PRODID));
-        $this->assertTrue(false !== strpos((string) $obj->PRODID, DAV\Version::VERSION));
-        $this->assertEquals(1, count($obj->VTIMEZONE));
-        $this->assertEquals(1, count($obj->VEVENT));
-        $this->assertEquals('Hello!', $obj->{'X-WR-CALNAME'});
-        $this->assertEquals('#AA0000FF', $obj->{'X-APPLE-CALENDAR-COLOR'});
-    }
-
-    public function testBeforeMethodNoVersion()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export'
-        );
-        DAV\Server::$exposeVersion = false;
-        $response = $this->request($request);
-        DAV\Server::$exposeVersion = true;
-
-        $this->assertEquals(200, $response->getStatus());
-        $this->assertEquals('text/calendar', $response->getHeader('Content-Type'));
-
-        $obj = VObject\Reader::read($response->getBodyAsString());
-
-        $this->assertEquals(8, count($obj->children()));
-        $this->assertEquals(1, count($obj->VERSION));
-        $this->assertEquals(1, count($obj->CALSCALE));
-        $this->assertEquals(1, count($obj->PRODID));
-        $this->assertFalse(false !== strpos((string) $obj->PRODID, DAV\Version::VERSION));
-        $this->assertEquals(1, count($obj->VTIMEZONE));
-        $this->assertEquals(1, count($obj->VEVENT));
-    }
-
-    public function testBeforeMethodNoExport()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467'
-        );
-        $response = new HTTP\Response();
-        $this->assertNull($this->icsExportPlugin->httpGet($request, $response));
-    }
-
-    public function testACLIntegrationBlocked()
-    {
-        $aclPlugin = new DAVACL\Plugin();
-        $aclPlugin->allowUnauthenticatedAccess = false;
-        $this->server->addPlugin(
-            $aclPlugin
-        );
-
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export'
-        );
-
-        $this->request($request, 403);
-    }
-
-    public function testACLIntegrationNotBlocked()
-    {
-        $aclPlugin = new DAVACL\Plugin();
-        $aclPlugin->allowUnauthenticatedAccess = false;
-        $this->server->addPlugin(
-            $aclPlugin
-        );
-        $this->server->addPlugin(
-            new Plugin()
-        );
-
-        $this->autoLogin('admin');
-
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export'
-        );
-
-        $response = $this->request($request, 200);
-        $this->assertEquals('text/calendar', $response->getHeader('Content-Type'));
-
-        $obj = VObject\Reader::read($response->getBodyAsString());
-
-        $this->assertEquals(8, count($obj->children()));
-        $this->assertEquals(1, count($obj->VERSION));
-        $this->assertEquals(1, count($obj->CALSCALE));
-        $this->assertEquals(1, count($obj->PRODID));
-        $this->assertTrue(false !== strpos((string) $obj->PRODID, DAV\Version::VERSION));
-        $this->assertEquals(1, count($obj->VTIMEZONE));
-        $this->assertEquals(1, count($obj->VEVENT));
-    }
-
-    public function testBadStartParam()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export&start=foo'
-        );
-        $this->request($request, 400);
-    }
-
-    public function testBadEndParam()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export&end=foo'
-        );
-        $this->request($request, 400);
-    }
-
-    public function testFilterStartEnd()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export&start=1&end=2'
-        );
-        $response = $this->request($request, 200);
-
-        $obj = VObject\Reader::read($response->getBody());
-
-        $this->assertNull($obj->VTIMEZONE);
-        $this->assertNull($obj->VEVENT);
-    }
-
-    public function testExpandNoStart()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export&expand=1&end=2'
-        );
-        $this->request($request, 400);
-    }
-
-    public function testExpand()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export&start=1&end=2000000000&expand=1'
-        );
-        $response = $this->request($request, 200);
-
-        $obj = VObject\Reader::read($response->getBody());
-
-        $this->assertNull($obj->VTIMEZONE);
-        $this->assertEquals(1, count($obj->VEVENT));
-    }
-
-    public function testJCal()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export',
-            ['Accept' => 'application/calendar+json']
-        );
-
-        $response = $this->request($request, 200);
-        $this->assertEquals('application/calendar+json', $response->getHeader('Content-Type'));
-    }
-
-    public function testJCalInUrl()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export&accept=jcal'
-        );
-
-        $response = $this->request($request, 200);
-        $this->assertEquals('application/calendar+json', $response->getHeader('Content-Type'));
-    }
-
-    public function testNegotiateDefault()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export',
-            ['Accept' => 'text/plain']
-        );
-
-        $response = $this->request($request, 200);
-        $this->assertEquals('text/calendar', $response->getHeader('Content-Type'));
-    }
-
-    public function testFilterComponentVEVENT()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export&componentType=VEVENT'
-        );
-
-        $response = $this->request($request, 200);
-
-        $obj = VObject\Reader::read($response->getBodyAsString());
-        $this->assertEquals(1, count($obj->VTIMEZONE));
-        $this->assertEquals(1, count($obj->VEVENT));
-        $this->assertNull($obj->VTODO);
-    }
-
-    public function testFilterComponentVTODO()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export&componentType=VTODO'
-        );
-
-        $response = $this->request($request, 200);
-
-        $obj = VObject\Reader::read($response->getBodyAsString());
-
-        $this->assertNull($obj->VTIMEZONE);
-        $this->assertNull($obj->VEVENT);
-        $this->assertEquals(1, count($obj->VTODO));
-    }
-
-    public function testFilterComponentBadComponent()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export&componentType=VVOODOO'
-        );
-
-        $response = $this->request($request, 400);
-    }
-
-    public function testContentDisposition()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export'
-        );
-
-        $response = $this->request($request, 200);
-        $this->assertEquals('text/calendar', $response->getHeader('Content-Type'));
-        $this->assertEquals(
-            'attachment; filename="UUID-123467-'.date('Y-m-d').'.ics"',
-            $response->getHeader('Content-Disposition')
-        );
-    }
-
-    public function testContentDispositionJson()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-123467?export',
-            ['Accept' => 'application/calendar+json']
-        );
-
-        $response = $this->request($request, 200);
-        $this->assertEquals('application/calendar+json', $response->getHeader('Content-Type'));
-        $this->assertEquals(
-            'attachment; filename="UUID-123467-'.date('Y-m-d').'.json"',
-            $response->getHeader('Content-Disposition')
-        );
-    }
-
-    public function testContentDispositionBadChars()
-    {
-        $this->caldavBackend->createCalendar(
-            'principals/admin',
-            'UUID-b_ad"(ch)ars',
-            [
-                '{DAV:}displayname' => 'Test bad characters',
-                '{http://apple.com/ns/ical/}calendar-color' => '#AA0000FF',
-            ]
-        );
-
-        $request = new HTTP\Request(
-            'GET',
-            '/calendars/admin/UUID-b_ad"(ch)ars?export',
-            ['Accept' => 'application/calendar+json']
-        );
-
-        $response = $this->request($request, 200);
-        $this->assertEquals('application/calendar+json', $response->getHeader('Content-Type'));
-        $this->assertEquals(
-            'attachment; filename="UUID-b_adchars-'.date('Y-m-d').'.json"',
-            $response->getHeader('Content-Disposition')
-        );
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue166Test.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Issue166Test.php
deleted file mode 100644
index 02d39fe84..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue166Test.php
+++ /dev/null
@@ -1,63 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\VObject;
-
-class Issue166Test extends \PHPUnit\Framework\TestCase
-{
-    public function testFlaw()
-    {
-        $input = <<<HI
-BEGIN:VCALENDAR
-PRODID:-//Mozilla.org/NONSGML Mozilla Calendar V1.1//EN
-VERSION:2.0
-BEGIN:VTIMEZONE
-TZID:Asia/Pyongyang
-X-LIC-LOCATION:Asia/Pyongyang
-BEGIN:STANDARD
-TZOFFSETFROM:+0900
-TZOFFSETTO:+0900
-TZNAME:KST
-DTSTART:19700101T000000
-END:STANDARD
-END:VTIMEZONE
-BEGIN:VEVENT
-CREATED:20111118T010857Z
-LAST-MODIFIED:20111118T010937Z
-DTSTAMP:20111118T010937Z
-UID:a03245b3-9947-9a48-a088-863c74e0fdd8
-SUMMARY:New Event
-RRULE:FREQ=YEARLY
-DTSTART;TZID=Asia/Pyongyang:19960102T111500
-DTEND;TZID=Asia/Pyongyang:19960102T121500
-END:VEVENT
-END:VCALENDAR
-HI;
-
-        $validator = new CalendarQueryValidator();
-
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VEVENT',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => [
-                        'start' => new \DateTime('2011-12-01'),
-                        'end' => new \DateTime('2012-02-01'),
-                    ],
-                ],
-            ],
-            'prop-filters' => [],
-            'is-not-defined' => false,
-            'time-range' => null,
-        ];
-        $input = VObject\Reader::read($input);
-        $this->assertTrue($validator->validate($input, $filters));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue172Test.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Issue172Test.php
deleted file mode 100644
index 83120fe6a..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue172Test.php
+++ /dev/null
@@ -1,140 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\VObject;
-
-class Issue172Test extends \PHPUnit\Framework\TestCase
-{
-    // DateTimeZone() native name: America/Los_Angeles (GMT-8 in January)
-    public function testBuiltInTimezoneName()
-    {
-        $input = <<<HI
-BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VEVENT
-DTSTART;TZID=America/Los_Angeles:20120118T204500
-DTEND;TZID=America/Los_Angeles:20120118T214500
-END:VEVENT
-END:VCALENDAR
-HI;
-        $validator = new CalendarQueryValidator();
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VEVENT',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => [
-                        'start' => new \DateTime('2012-01-18 21:00:00 GMT-08:00'),
-                        'end' => new \DateTime('2012-01-18 21:00:00 GMT-08:00'),
-                    ],
-                ],
-            ],
-            'prop-filters' => [],
-        ];
-        $input = VObject\Reader::read($input);
-        $this->assertTrue($validator->validate($input, $filters));
-    }
-
-    // Pacific Standard Time, translates to America/Los_Angeles (GMT-8 in January)
-    public function testOutlookTimezoneName()
-    {
-        $input = <<<HI
-BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VTIMEZONE
-TZID:Pacific Standard Time
-BEGIN:STANDARD
-DTSTART:16010101T030000
-TZOFFSETFROM:+0200
-TZOFFSETTO:+0100
-RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
-END:STANDARD
-BEGIN:DAYLIGHT
-DTSTART:16010101T020000
-TZOFFSETFROM:+0100
-TZOFFSETTO:+0200
-RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=3
-END:DAYLIGHT
-END:VTIMEZONE
-BEGIN:VEVENT
-DTSTART;TZID=Pacific Standard Time:20120113T100000
-DTEND;TZID=Pacific Standard Time:20120113T110000
-END:VEVENT
-END:VCALENDAR
-HI;
-        $validator = new CalendarQueryValidator();
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VEVENT',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => [
-                        'start' => new \DateTime('2012-01-13 10:30:00 GMT-08:00'),
-                        'end' => new \DateTime('2012-01-13 10:30:00 GMT-08:00'),
-                    ],
-                ],
-            ],
-            'prop-filters' => [],
-        ];
-        $input = VObject\Reader::read($input);
-        $this->assertTrue($validator->validate($input, $filters));
-    }
-
-    // X-LIC-LOCATION, translates to America/Los_Angeles (GMT-8 in January)
-    public function testLibICalLocationName()
-    {
-        $input = <<<HI
-BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VTIMEZONE
-TZID:My own timezone name
-X-LIC-LOCATION:America/Los_Angeles
-BEGIN:STANDARD
-DTSTART:16010101T030000
-TZOFFSETFROM:+0200
-TZOFFSETTO:+0100
-RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
-END:STANDARD
-BEGIN:DAYLIGHT
-DTSTART:16010101T020000
-TZOFFSETFROM:+0100
-TZOFFSETTO:+0200
-RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=3
-END:DAYLIGHT
-END:VTIMEZONE
-BEGIN:VEVENT
-DTSTART;TZID=My own timezone name:20120113T100000
-DTEND;TZID=My own timezone name:20120113T110000
-END:VEVENT
-END:VCALENDAR
-HI;
-        $validator = new CalendarQueryValidator();
-        $filters = [
-            'name' => 'VCALENDAR',
-            'comp-filters' => [
-                [
-                    'name' => 'VEVENT',
-                    'comp-filters' => [],
-                    'prop-filters' => [],
-                    'is-not-defined' => false,
-                    'time-range' => [
-                        'start' => new \DateTime('2012-01-13 10:30:00 GMT-08:00'),
-                        'end' => new \DateTime('2012-01-13 10:30:00 GMT-08:00'),
-                    ],
-                ],
-            ],
-            'prop-filters' => [],
-        ];
-        $input = VObject\Reader::read($input);
-        $this->assertTrue($validator->validate($input, $filters));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue203Test.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Issue203Test.php
deleted file mode 100644
index 9a786c505..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue203Test.php
+++ /dev/null
@@ -1,138 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\HTTP;
-use Sabre\VObject;
-
-/**
- * This unittest is created to find out why an overwritten DAILY event has wrong DTSTART, DTEND, SUMMARY and RECURRENCEID.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class Issue203Test extends \Sabre\DAVServerTest
-{
-    protected $setupCalDAV = true;
-
-    protected $caldavCalendars = [
-        [
-            'id' => 1,
-            'name' => 'Calendar',
-            'principaluri' => 'principals/user1',
-            'uri' => 'calendar1',
-        ],
-    ];
-
-    protected $caldavCalendarObjects = [
-        1 => [
-            'event.ics' => [
-                'calendardata' => 'BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VEVENT
-UID:20120330T155305CEST-6585fBUVgV
-DTSTAMP:20120330T135305Z
-DTSTART;TZID=Europe/Berlin:20120326T155200
-DTEND;TZID=Europe/Berlin:20120326T165200
-RRULE:FREQ=DAILY;COUNT=2;INTERVAL=1
-SUMMARY:original summary
-TRANSP:OPAQUE
-END:VEVENT
-BEGIN:VEVENT
-UID:20120330T155305CEST-6585fBUVgV
-DTSTAMP:20120330T135352Z
-DESCRIPTION:
-DTSTART;TZID=Europe/Berlin:20120328T155200
-DTEND;TZID=Europe/Berlin:20120328T165200
-RECURRENCE-ID;TZID=Europe/Berlin:20120327T155200
-SEQUENCE:1
-SUMMARY:overwritten summary
-TRANSP:OPAQUE
-END:VEVENT
-END:VCALENDAR
-',
-            ],
-        ],
-    ];
-
-    public function testIssue203()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-            'REQUEST_URI' => '/calendars/user1/calendar1',
-            'HTTP_DEPTH' => '1',
-        ]);
-
-        $request->setBody('<?xml version="1.0" encoding="utf-8" ?>
-<C:calendar-query xmlns:D="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
-    <D:prop>
-        <C:calendar-data>
-            <C:expand start="20120325T220000Z" end="20120401T215959Z"/>
-        </C:calendar-data>
-        <D:getetag/>
-    </D:prop>
-    <C:filter>
-        <C:comp-filter name="VCALENDAR">
-            <C:comp-filter name="VEVENT">
-                <C:time-range start="20120325T220000Z" end="20120401T215959Z"/>
-            </C:comp-filter>
-        </C:comp-filter>
-    </C:filter>
-</C:calendar-query>');
-
-        $response = $this->request($request);
-
-        $bodyAsString = $response->getBodyAsString();
-        // Everts super awesome xml parser.
-        $body = substr(
-            $bodyAsString,
-            $start = strpos($bodyAsString, 'BEGIN:VCALENDAR'),
-            strpos($bodyAsString, 'END:VCALENDAR') - $start + 13
-        );
-        $body = str_replace('&#13;', '', $body);
-
-        $vObject = VObject\Reader::read($body);
-
-        $this->assertEquals(2, count($vObject->VEVENT));
-
-        $expectedEvents = [
-            [
-                'DTSTART' => '20120326T135200Z',
-                'DTEND' => '20120326T145200Z',
-                'SUMMARY' => 'original summary',
-            ],
-            [
-                'DTSTART' => '20120328T135200Z',
-                'DTEND' => '20120328T145200Z',
-                'SUMMARY' => 'overwritten summary',
-                'RECURRENCE-ID' => '20120327T135200Z',
-            ],
-        ];
-
-        // try to match agains $expectedEvents array
-        foreach ($expectedEvents as $expectedEvent) {
-            $matching = false;
-
-            foreach ($vObject->VEVENT as $vevent) {
-                /** @var $vevent Sabre\VObject\Component\VEvent */
-                foreach ($vevent->children() as $child) {
-                    /** @var $child Sabre\VObject\Property */
-                    if (isset($expectedEvent[$child->name])) {
-                        if ($expectedEvent[$child->name] != $child->getValue()) {
-                            continue 2;
-                        }
-                    }
-                }
-
-                $matching = true;
-                break;
-            }
-
-            $this->assertTrue($matching, 'Did not find the following event in the response: '.var_export($expectedEvent, true));
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue205Test.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Issue205Test.php
deleted file mode 100644
index b021634ba..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue205Test.php
+++ /dev/null
@@ -1,99 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\HTTP;
-use Sabre\VObject;
-
-/**
- * This unittest is created to check if a VALARM TRIGGER of PT0S is supported.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class Issue205Test extends \Sabre\DAVServerTest
-{
-    protected $setupCalDAV = true;
-
-    protected $caldavCalendars = [
-        [
-            'id' => 1,
-            'name' => 'Calendar',
-            'principaluri' => 'principals/user1',
-            'uri' => 'calendar1',
-        ],
-    ];
-
-    protected $caldavCalendarObjects = [
-        1 => [
-            'event.ics' => [
-                'calendardata' => 'BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VEVENT
-UID:20120330T155305CEST-6585fBUVgV
-DTSTAMP:20120330T135305Z
-DTSTART;TZID=Europe/Berlin:20120326T155200
-DTEND;TZID=Europe/Berlin:20120326T165200
-SUMMARY:original summary
-TRANSP:OPAQUE
-BEGIN:VALARM
-ACTION:AUDIO
-ATTACH;VALUE=URI:Basso
-TRIGGER:PT0S
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-',
-            ],
-        ],
-    ];
-
-    public function testIssue205()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-            'REQUEST_URI' => '/calendars/user1/calendar1',
-            'HTTP_DEPTH' => '1',
-        ]);
-
-        $request->setBody('<?xml version="1.0" encoding="utf-8" ?>
-<C:calendar-query xmlns:D="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
-    <D:prop>
-        <C:calendar-data>
-            <C:expand start="20120325T220000Z" end="20120401T215959Z"/>
-        </C:calendar-data>
-        <D:getetag/>
-    </D:prop>
-    <C:filter>
-        <C:comp-filter name="VCALENDAR">
-            <C:comp-filter name="VEVENT">
-                <C:comp-filter name="VALARM">
-                    <C:time-range start="20120325T220000Z" end="20120401T215959Z"/>
-                </C:comp-filter>
-            </C:comp-filter>
-        </C:comp-filter>
-    </C:filter>
-</C:calendar-query>');
-
-        $response = $this->request($request);
-
-        $this->assertFalse(strpos($response->getBodyAsString(), '<s:exception>Exception</s:exception>'), 'Exception occurred: '.$response->getBodyAsString());
-        $this->assertFalse(strpos($response->getBodyAsString(), 'Unknown or bad format'), 'DateTime unknown format Exception: '.$response->getBodyAsString());
-
-        // Everts super awesome xml parser.
-        $body = substr(
-            $response->getBodyAsString(),
-            $start = strpos($response->getBodyAsString(), 'BEGIN:VCALENDAR'),
-            strpos($response->getBodyAsString(), 'END:VCALENDAR') - $start + 13
-        );
-        $body = str_replace('&#13;', '', $body);
-
-        $vObject = VObject\Reader::read($body);
-
-        $this->assertEquals(1, count($vObject->VEVENT));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue211Test.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Issue211Test.php
deleted file mode 100644
index d7fa18c09..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue211Test.php
+++ /dev/null
@@ -1,90 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\HTTP;
-
-/**
- * This unittest is created to check for an endless loop in Sabre\CalDAV\CalendarQueryValidator.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class Issue211Test extends \Sabre\DAVServerTest
-{
-    protected $setupCalDAV = true;
-
-    protected $caldavCalendars = [
-        [
-            'id' => 1,
-            'name' => 'Calendar',
-            'principaluri' => 'principals/user1',
-            'uri' => 'calendar1',
-        ],
-    ];
-
-    protected $caldavCalendarObjects = [
-        1 => [
-            'event.ics' => [
-                'calendardata' => 'BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VEVENT
-UID:20120418T172519CEST-3510gh1hVw
-DTSTAMP:20120418T152519Z
-DTSTART;VALUE=DATE:20120330
-DTEND;VALUE=DATE:20120531
-EXDATE;TZID=Europe/Berlin:20120330T000000
-RRULE:FREQ=YEARLY;INTERVAL=1
-SEQUENCE:1
-SUMMARY:Birthday
-TRANSP:TRANSPARENT
-BEGIN:VALARM
-ACTION:EMAIL
-ATTENDEE:MAILTO:xxx@domain.de
-DESCRIPTION:Dies ist eine Kalender Erinnerung
-SUMMARY:Kalender Alarm Erinnerung
-TRIGGER;VALUE=DATE-TIME:20120329T060000Z
-END:VALARM
-END:VEVENT
-END:VCALENDAR
-',
-            ],
-        ],
-    ];
-
-    public function testIssue211()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-            'REQUEST_URI' => '/calendars/user1/calendar1',
-            'HTTP_DEPTH' => '1',
-        ]);
-
-        $request->setBody('<?xml version="1.0" encoding="utf-8" ?>
-<C:calendar-query xmlns:D="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
-    <D:prop>
-        <C:calendar-data/>
-        <D:getetag/>
-    </D:prop>
-    <C:filter>
-        <C:comp-filter name="VCALENDAR">
-            <C:comp-filter name="VEVENT">
-                <C:comp-filter name="VALARM">
-                    <C:time-range start="20120426T220000Z" end="20120427T215959Z"/>
-                </C:comp-filter>
-            </C:comp-filter>
-        </C:comp-filter>
-    </C:filter>
-</C:calendar-query>');
-
-        $response = $this->request($request);
-
-        // if this assert is reached, the endless loop is gone
-        // There should be no matching events
-        $this->assertFalse(strpos('BEGIN:VEVENT', $response->getBodyAsString()));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue220Test.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Issue220Test.php
deleted file mode 100644
index 8e51e49e2..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue220Test.php
+++ /dev/null
@@ -1,101 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\HTTP;
-
-/**
- * This unittest is created to check for an endless loop in CalendarQueryValidator.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class Issue220Test extends \Sabre\DAVServerTest
-{
-    protected $setupCalDAV = true;
-
-    protected $caldavCalendars = [
-        [
-            'id' => 1,
-            'name' => 'Calendar',
-            'principaluri' => 'principals/user1',
-            'uri' => 'calendar1',
-        ],
-    ];
-
-    protected $caldavCalendarObjects = [
-        1 => [
-            'event.ics' => [
-                'calendardata' => 'BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VEVENT
-DTSTART;TZID=Europe/Berlin:20120601T180000
-SUMMARY:Brot backen
-RRULE:FREQ=DAILY;INTERVAL=1;WKST=MO
-TRANSP:OPAQUE
-DURATION:PT20M
-LAST-MODIFIED:20120601T064634Z
-CREATED:20120601T064634Z
-DTSTAMP:20120601T064634Z
-UID:b64f14c5-dccc-4eda-947f-bdb1f763fbcd
-BEGIN:VALARM
-TRIGGER;VALUE=DURATION:-PT5M
-ACTION:DISPLAY
-DESCRIPTION:Default Event Notification
-X-WR-ALARMUID:cd952c1b-b3d6-41fb-b0a6-ec3a1a5bdd58
-END:VALARM
-END:VEVENT
-BEGIN:VEVENT
-DTSTART;TZID=Europe/Berlin:20120606T180000
-SUMMARY:Brot backen
-TRANSP:OPAQUE
-STATUS:CANCELLED
-DTEND;TZID=Europe/Berlin:20120606T182000
-LAST-MODIFIED:20120605T094310Z
-SEQUENCE:1
-RECURRENCE-ID:20120606T160000Z
-UID:b64f14c5-dccc-4eda-947f-bdb1f763fbcd
-END:VEVENT
-END:VCALENDAR
-',
-            ],
-        ],
-    ];
-
-    public function testIssue220()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-            'REQUEST_URI' => '/calendars/user1/calendar1',
-            'HTTP_DEPTH' => '1',
-        ]);
-
-        $request->setBody('<?xml version="1.0" encoding="utf-8" ?>
-<C:calendar-query xmlns:D="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
-    <D:prop>
-        <C:calendar-data/>
-        <D:getetag/>
-    </D:prop>
-    <C:filter>
-        <C:comp-filter name="VCALENDAR">
-            <C:comp-filter name="VEVENT">
-                <C:comp-filter name="VALARM">
-                    <C:time-range start="20120607T161646Z" end="20120612T161646Z"/>
-                </C:comp-filter>
-            </C:comp-filter>
-        </C:comp-filter>
-    </C:filter>
-</C:calendar-query>');
-
-        $response = $this->request($request);
-
-        $this->assertFalse(strpos($response->getBodyAsString(), '<s:exception>PHPUnit_Framework_Error_Warning</s:exception>'), 'Error Warning occurred: '.$response->getBodyAsString());
-        $this->assertFalse(strpos($response->getBodyAsString(), 'Invalid argument supplied for foreach()'), 'Invalid argument supplied for foreach(): '.$response->getBodyAsString());
-
-        $this->assertEquals(207, $response->status);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue228Test.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Issue228Test.php
deleted file mode 100644
index 1f698e7dd..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Issue228Test.php
+++ /dev/null
@@ -1,80 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\HTTP;
-
-/**
- * This unittest is created to check if the time-range filter is working correctly with all-day-events.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class Issue228Test extends \Sabre\DAVServerTest
-{
-    protected $setupCalDAV = true;
-
-    protected $caldavCalendars = [
-        [
-            'id' => 1,
-            'name' => 'Calendar',
-            'principaluri' => 'principals/user1',
-            'uri' => 'calendar1',
-        ],
-    ];
-
-    protected $caldavCalendarObjects = [
-        1 => [
-            'event.ics' => [
-                'calendardata' => 'BEGIN:VCALENDAR
-VERSION:2.0
-BEGIN:VEVENT
-UID:20120730T113415CEST-6804EGphkd@xxxxxx.de
-DTSTAMP:20120730T093415Z
-DTSTART;VALUE=DATE:20120729
-DTEND;VALUE=DATE:20120730
-SUMMARY:sunday event
-TRANSP:TRANSPARENT
-END:VEVENT
-END:VCALENDAR
-',
-            ],
-        ],
-    ];
-
-    public function testIssue228()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-            'REQUEST_URI' => '/calendars/user1/calendar1',
-            'HTTP_DEPTH' => '1',
-        ]);
-
-        $request->setBody('<?xml version="1.0" encoding="utf-8" ?>
-<C:calendar-query xmlns:D="DAV:" xmlns:C="urn:ietf:params:xml:ns:caldav">
-  <D:prop>
-    <C:calendar-data>
-  <C:expand start="20120730T095609Z"
-            end="20120813T095609Z"/>
-</C:calendar-data>
-    <D:getetag/>
-  </D:prop>
-  <C:filter>
-    <C:comp-filter name="VCALENDAR">
-      <C:comp-filter name="VEVENT">
-        <C:time-range start="20120730T095609Z" end="20120813T095609Z"/>
-      </C:comp-filter>
-    </C:comp-filter>
-  </C:filter>
-</C:calendar-query>');
-
-        $response = $this->request($request);
-
-        // We must check if absolutely nothing was returned from this query.
-        $this->assertFalse(strpos($response->getBodyAsString(), 'BEGIN:VCALENDAR'));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Notifications/CollectionTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Notifications/CollectionTest.php
deleted file mode 100644
index 594241e0d..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Notifications/CollectionTest.php
+++ /dev/null
@@ -1,78 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Notifications;
-
-use Sabre\CalDAV;
-
-class CollectionTest extends \PHPUnit\Framework\TestCase
-{
-    protected $caldavBackend;
-    protected $principalUri;
-    protected $notification;
-
-    public function getInstance()
-    {
-        $this->principalUri = 'principals/user1';
-
-        $this->notification = new CalDAV\Xml\Notification\SystemStatus(1, '"1"');
-
-        $this->caldavBackend = new CalDAV\Backend\MockSharing([], [], [
-            'principals/user1' => [
-                $this->notification,
-            ],
-        ]);
-
-        return new Collection($this->caldavBackend, $this->principalUri);
-    }
-
-    public function testGetChildren()
-    {
-        $col = $this->getInstance();
-        $this->assertEquals('notifications', $col->getName());
-
-        $this->assertEquals([
-            new Node($this->caldavBackend, $this->principalUri, $this->notification),
-        ], $col->getChildren());
-    }
-
-    public function testGetOwner()
-    {
-        $col = $this->getInstance();
-        $this->assertEquals('principals/user1', $col->getOwner());
-    }
-
-    public function testGetGroup()
-    {
-        $col = $this->getInstance();
-        $this->assertNull($col->getGroup());
-    }
-
-    public function testGetACL()
-    {
-        $col = $this->getInstance();
-        $expected = [
-            [
-                'privilege' => '{DAV:}all',
-                'principal' => '{DAV:}owner',
-                'protected' => true,
-            ],
-        ];
-
-        $this->assertEquals($expected, $col->getACL());
-    }
-
-    public function testSetACL()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $col = $this->getInstance();
-        $col->setACL([]);
-    }
-
-    public function testGetSupportedPrivilegeSet()
-    {
-        $col = $this->getInstance();
-        $this->assertNull($col->getSupportedPrivilegeSet());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Notifications/NodeTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Notifications/NodeTest.php
deleted file mode 100644
index 623525e69..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Notifications/NodeTest.php
+++ /dev/null
@@ -1,88 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Notifications;
-
-use Sabre\CalDAV;
-
-class NodeTest extends \PHPUnit\Framework\TestCase
-{
-    protected $systemStatus;
-    protected $caldavBackend;
-
-    public function getInstance()
-    {
-        $principalUri = 'principals/user1';
-
-        $this->systemStatus = new CalDAV\Xml\Notification\SystemStatus(1, '"1"');
-
-        $this->caldavBackend = new CalDAV\Backend\MockSharing([], [], [
-            'principals/user1' => [
-                $this->systemStatus,
-            ],
-        ]);
-
-        $node = new Node($this->caldavBackend, 'principals/user1', $this->systemStatus);
-
-        return $node;
-    }
-
-    public function testGetId()
-    {
-        $node = $this->getInstance();
-        $this->assertEquals($this->systemStatus->getId().'.xml', $node->getName());
-    }
-
-    public function testGetEtag()
-    {
-        $node = $this->getInstance();
-        $this->assertEquals('"1"', $node->getETag());
-    }
-
-    public function testGetNotificationType()
-    {
-        $node = $this->getInstance();
-        $this->assertEquals($this->systemStatus, $node->getNotificationType());
-    }
-
-    public function testDelete()
-    {
-        $node = $this->getInstance();
-        $node->delete();
-        $this->assertEquals([], $this->caldavBackend->getNotificationsForPrincipal('principals/user1'));
-    }
-
-    public function testGetGroup()
-    {
-        $node = $this->getInstance();
-        $this->assertNull($node->getGroup());
-    }
-
-    public function testGetACL()
-    {
-        $node = $this->getInstance();
-        $expected = [
-            [
-                'privilege' => '{DAV:}all',
-                'principal' => '{DAV:}owner',
-                'protected' => true,
-            ],
-        ];
-
-        $this->assertEquals($expected, $node->getACL());
-    }
-
-    public function testSetACL()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $node = $this->getInstance();
-        $node->setACL([]);
-    }
-
-    public function testGetSupportedPrivilegeSet()
-    {
-        $node = $this->getInstance();
-        $this->assertNull($node->getSupportedPrivilegeSet());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/PluginTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/PluginTest.php
deleted file mode 100644
index a4f08f7e5..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/PluginTest.php
+++ /dev/null
@@ -1,1071 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use DateTime;
-use DateTimeZone;
-use Sabre\DAV;
-use Sabre\DAVACL;
-use Sabre\HTTP;
-
-class PluginTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @var DAV\Server
-     */
-    protected $server;
-    /**
-     * @var Plugin
-     */
-    protected $plugin;
-    protected $response;
-    /**
-     * @var Backend\PDO
-     */
-    protected $caldavBackend;
-
-    public function setup(): void
-    {
-        $caldavNS = '{urn:ietf:params:xml:ns:caldav}';
-
-        $this->caldavBackend = new Backend\Mock([
-            [
-                'id' => 1,
-                'uri' => 'UUID-123467',
-                'principaluri' => 'principals/user1',
-                '{DAV:}displayname' => 'user1 calendar',
-                $caldavNS.'calendar-description' => 'Calendar description',
-                '{http://apple.com/ns/ical/}calendar-order' => '1',
-                '{http://apple.com/ns/ical/}calendar-color' => '#FF0000',
-                $caldavNS.'supported-calendar-component-set' => new Xml\Property\SupportedCalendarComponentSet(['VEVENT', 'VTODO']),
-            ],
-            [
-                'id' => 2,
-                'uri' => 'UUID-123468',
-                'principaluri' => 'principals/user1',
-                '{DAV:}displayname' => 'user1 calendar2',
-                $caldavNS.'calendar-description' => 'Calendar description',
-                '{http://apple.com/ns/ical/}calendar-order' => '1',
-                '{http://apple.com/ns/ical/}calendar-color' => '#FF0000',
-                $caldavNS.'supported-calendar-component-set' => new Xml\Property\SupportedCalendarComponentSet(['VEVENT', 'VTODO']),
-            ],
-        ], [
-            1 => [
-                'UUID-2345' => [
-                    'calendardata' => TestUtil::getTestCalendarData(),
-                ],
-            ],
-        ]);
-        $principalBackend = new DAVACL\PrincipalBackend\Mock();
-        $principalBackend->setGroupMemberSet('principals/admin/calendar-proxy-read', ['principals/user1']);
-        $principalBackend->setGroupMemberSet('principals/admin/calendar-proxy-write', ['principals/user1']);
-        $principalBackend->addPrincipal([
-            'uri' => 'principals/admin/calendar-proxy-read',
-        ]);
-        $principalBackend->addPrincipal([
-            'uri' => 'principals/admin/calendar-proxy-write',
-        ]);
-
-        $calendars = new CalendarRoot($principalBackend, $this->caldavBackend);
-        $principals = new Principal\Collection($principalBackend);
-
-        $root = new DAV\SimpleCollection('root');
-        $root->addChild($calendars);
-        $root->addChild($principals);
-
-        $this->server = new DAV\Server($root);
-        $this->server->sapi = new HTTP\SapiMock();
-        $this->server->debugExceptions = true;
-        $this->server->setBaseUri('/');
-        $this->plugin = new Plugin();
-        $this->server->addPlugin($this->plugin);
-
-        // Adding ACL plugin
-        $aclPlugin = new DAVACL\Plugin();
-        $aclPlugin->allowUnauthenticatedAccess = false;
-        $this->server->addPlugin($aclPlugin);
-
-        // Adding Auth plugin, and ensuring that we are logged in.
-        $authBackend = new DAV\Auth\Backend\Mock();
-        $authBackend->setPrincipal('principals/user1');
-        $authPlugin = new DAV\Auth\Plugin($authBackend);
-        $authPlugin->beforeMethod(new \Sabre\HTTP\Request('GET', '/'), new \Sabre\HTTP\Response());
-        $this->server->addPlugin($authPlugin);
-
-        // This forces a login
-        $authPlugin->beforeMethod(new HTTP\Request('GET', '/'), new HTTP\Response());
-
-        $this->response = new HTTP\ResponseMock();
-        $this->server->httpResponse = $this->response;
-    }
-
-    public function testSimple()
-    {
-        $this->assertEquals(['MKCALENDAR'], $this->plugin->getHTTPMethods('calendars/user1/randomnewcalendar'));
-        $this->assertEquals(['calendar-access', 'calendar-proxy'], $this->plugin->getFeatures());
-        $this->assertEquals(
-            'caldav',
-            $this->plugin->getPluginInfo()['name']
-        );
-    }
-
-    public function testUnknownMethodPassThrough()
-    {
-        $request = new HTTP\Request('MKBREAKFAST', '/');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(501, $this->response->status, 'Incorrect status returned. Full response body:'.$this->response->getBodyAsString());
-    }
-
-    public function testGetWithoutContentType()
-    {
-        $request = new HTTP\Request('GET', '/');
-        $this->plugin->httpAfterGet($request, $this->response);
-        $this->assertTrue(true);
-    }
-
-    public function testReportPassThrough()
-    {
-        $request = new HTTP\Request('REPORT', '/', ['Content-Type' => 'application/xml']);
-        $request->setBody('<?xml version="1.0"?><s:somereport xmlns:s="http://www.rooftopsolutions.nl/NS/example" />');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(415, $this->response->status);
-    }
-
-    public function testMkCalendarBadLocation()
-    {
-        $request = new HTTP\Request('MKCALENDAR', '/blabla');
-
-        $body = '<?xml version="1.0" encoding="utf-8" ?>
-   <C:mkcalendar xmlns:D="DAV:"
-                 xmlns:C="urn:ietf:params:xml:ns:caldav">
-     <D:set>
-       <D:prop>
-         <D:displayname>Lisa\'s Events</D:displayname>
-         <C:calendar-description xml:lang="en"
-   >Calendar restricted to events.</C:calendar-description>
-         <C:supported-calendar-component-set>
-           <C:comp name="VEVENT"/>
-         </C:supported-calendar-component-set>
-         <C:calendar-timezone><![CDATA[BEGIN:VCALENDAR
-   PRODID:-//Example Corp.//CalDAV Client//EN
-   VERSION:2.0
-   BEGIN:VTIMEZONE
-   TZID:US-Eastern
-   LAST-MODIFIED:19870101T000000Z
-   BEGIN:STANDARD
-   DTSTART:19671029T020000
-   RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
-   TZOFFSETFROM:-0400
-   TZOFFSETTO:-0500
-   TZNAME:Eastern Standard Time (US & Canada)
-   END:STANDARD
-   BEGIN:DAYLIGHT
-   DTSTART:19870405T020000
-   RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=4
-   TZOFFSETFROM:-0500
-   TZOFFSETTO:-0400
-   TZNAME:Eastern Daylight Time (US & Canada)
-   END:DAYLIGHT
-   END:VTIMEZONE
-   END:VCALENDAR
-   ]]></C:calendar-timezone>
-       </D:prop>
-     </D:set>
-   </C:mkcalendar>';
-
-        $request->setBody($body);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(403, $this->response->status);
-    }
-
-    public function testMkCalendarNoParentNode()
-    {
-        $request = new HTTP\Request('MKCALENDAR', '/doesntexist/calendar');
-
-        $body = '<?xml version="1.0" encoding="utf-8" ?>
-   <C:mkcalendar xmlns:D="DAV:"
-                 xmlns:C="urn:ietf:params:xml:ns:caldav">
-     <D:set>
-       <D:prop>
-         <D:displayname>Lisa\'s Events</D:displayname>
-         <C:calendar-description xml:lang="en"
-   >Calendar restricted to events.</C:calendar-description>
-         <C:supported-calendar-component-set>
-           <C:comp name="VEVENT"/>
-         </C:supported-calendar-component-set>
-         <C:calendar-timezone><![CDATA[BEGIN:VCALENDAR
-   PRODID:-//Example Corp.//CalDAV Client//EN
-   VERSION:2.0
-   BEGIN:VTIMEZONE
-   TZID:US-Eastern
-   LAST-MODIFIED:19870101T000000Z
-   BEGIN:STANDARD
-   DTSTART:19671029T020000
-   RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
-   TZOFFSETFROM:-0400
-   TZOFFSETTO:-0500
-   TZNAME:Eastern Standard Time (US & Canada)
-   END:STANDARD
-   BEGIN:DAYLIGHT
-   DTSTART:19870405T020000
-   RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=4
-   TZOFFSETFROM:-0500
-   TZOFFSETTO:-0400
-   TZNAME:Eastern Daylight Time (US & Canada)
-   END:DAYLIGHT
-   END:VTIMEZONE
-   END:VCALENDAR
-   ]]></C:calendar-timezone>
-       </D:prop>
-     </D:set>
-   </C:mkcalendar>';
-
-        $request->setBody($body);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(409, $this->response->status);
-    }
-
-    public function testMkCalendarExistingCalendar()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'MKCALENDAR',
-            'REQUEST_URI' => '/calendars/user1/UUID-123467',
-        ]);
-
-        $body = '<?xml version="1.0" encoding="utf-8" ?>
-   <C:mkcalendar xmlns:D="DAV:"
-                 xmlns:C="urn:ietf:params:xml:ns:caldav">
-     <D:set>
-       <D:prop>
-         <D:displayname>Lisa\'s Events</D:displayname>
-         <C:calendar-description xml:lang="en"
-   >Calendar restricted to events.</C:calendar-description>
-         <C:supported-calendar-component-set>
-           <C:comp name="VEVENT"/>
-         </C:supported-calendar-component-set>
-         <C:calendar-timezone><![CDATA[BEGIN:VCALENDAR
-   PRODID:-//Example Corp.//CalDAV Client//EN
-   VERSION:2.0
-   BEGIN:VTIMEZONE
-   TZID:US-Eastern
-   LAST-MODIFIED:19870101T000000Z
-   BEGIN:STANDARD
-   DTSTART:19671029T020000
-   RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
-   TZOFFSETFROM:-0400
-   TZOFFSETTO:-0500
-   TZNAME:Eastern Standard Time (US & Canada)
-   END:STANDARD
-   BEGIN:DAYLIGHT
-   DTSTART:19870405T020000
-   RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=4
-   TZOFFSETFROM:-0500
-   TZOFFSETTO:-0400
-   TZNAME:Eastern Daylight Time (US & Canada)
-   END:DAYLIGHT
-   END:VTIMEZONE
-   END:VCALENDAR
-   ]]></C:calendar-timezone>
-       </D:prop>
-     </D:set>
-   </C:mkcalendar>';
-
-        $request->setBody($body);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(405, $this->response->status);
-    }
-
-    public function testMkCalendarSucceed()
-    {
-        $request = new HTTP\Request('MKCALENDAR', '/calendars/user1/NEWCALENDAR');
-
-        $timezone = 'BEGIN:VCALENDAR
-PRODID:-//Example Corp.//CalDAV Client//EN
-VERSION:2.0
-BEGIN:VTIMEZONE
-TZID:US-Eastern
-LAST-MODIFIED:19870101T000000Z
-BEGIN:STANDARD
-DTSTART:19671029T020000
-RRULE:FREQ=YEARLY;BYDAY=-1SU;BYMONTH=10
-TZOFFSETFROM:-0400
-TZOFFSETTO:-0500
-TZNAME:Eastern Standard Time (US & Canada)
-END:STANDARD
-BEGIN:DAYLIGHT
-DTSTART:19870405T020000
-RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=4
-TZOFFSETFROM:-0500
-TZOFFSETTO:-0400
-TZNAME:Eastern Daylight Time (US & Canada)
-END:DAYLIGHT
-END:VTIMEZONE
-END:VCALENDAR';
-
-        $body = '<?xml version="1.0" encoding="utf-8" ?>
-   <C:mkcalendar xmlns:D="DAV:"
-                 xmlns:C="urn:ietf:params:xml:ns:caldav">
-     <D:set>
-       <D:prop>
-         <D:displayname>Lisa\'s Events</D:displayname>
-         <C:calendar-description xml:lang="en"
-   >Calendar restricted to events.</C:calendar-description>
-         <C:supported-calendar-component-set>
-           <C:comp name="VEVENT"/>
-         </C:supported-calendar-component-set>
-         <C:calendar-timezone><![CDATA['.$timezone.']]></C:calendar-timezone>
-       </D:prop>
-     </D:set>
-   </C:mkcalendar>';
-
-        $request->setBody($body);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(201, $this->response->status, 'Invalid response code received. Full response body: '.$this->response->getBodyAsString());
-
-        $calendars = $this->caldavBackend->getCalendarsForUser('principals/user1');
-        $this->assertEquals(3, count($calendars));
-
-        $newCalendar = null;
-        foreach ($calendars as $calendar) {
-            if ('NEWCALENDAR' === $calendar['uri']) {
-                $newCalendar = $calendar;
-                break;
-            }
-        }
-
-        $this->assertIsArray($newCalendar);
-
-        $keys = [
-            'uri' => 'NEWCALENDAR',
-            'id' => null,
-            '{urn:ietf:params:xml:ns:caldav}calendar-description' => 'Calendar restricted to events.',
-            '{urn:ietf:params:xml:ns:caldav}calendar-timezone' => $timezone,
-            '{DAV:}displayname' => 'Lisa\'s Events',
-            '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set' => null,
-        ];
-
-        foreach ($keys as $key => $value) {
-            $this->assertArrayHasKey($key, $newCalendar);
-
-            if (is_null($value)) {
-                continue;
-            }
-            $this->assertEquals($value, $newCalendar[$key]);
-        }
-        $sccs = '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set';
-        $this->assertTrue($newCalendar[$sccs] instanceof Xml\Property\SupportedCalendarComponentSet);
-        $this->assertEquals(['VEVENT'], $newCalendar[$sccs]->getValue());
-    }
-
-    public function testMkCalendarEmptyBodySucceed()
-    {
-        $request = new HTTP\Request('MKCALENDAR', '/calendars/user1/NEWCALENDAR');
-
-        $request->setBody('');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(201, $this->response->status, 'Invalid response code received. Full response body: '.$this->response->getBodyAsString());
-
-        $calendars = $this->caldavBackend->getCalendarsForUser('principals/user1');
-        $this->assertEquals(3, count($calendars));
-
-        $newCalendar = null;
-        foreach ($calendars as $calendar) {
-            if ('NEWCALENDAR' === $calendar['uri']) {
-                $newCalendar = $calendar;
-                break;
-            }
-        }
-
-        $this->assertIsArray($newCalendar);
-
-        $keys = [
-            'uri' => 'NEWCALENDAR',
-            'id' => null,
-            '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set' => null,
-        ];
-
-        foreach ($keys as $key => $value) {
-            $this->assertArrayHasKey($key, $newCalendar);
-
-            if (is_null($value)) {
-                continue;
-            }
-            $this->assertEquals($value, $newCalendar[$key]);
-        }
-        $sccs = '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set';
-        $this->assertTrue($newCalendar[$sccs] instanceof Xml\Property\SupportedCalendarComponentSet);
-        $this->assertEquals(['VEVENT', 'VTODO'], $newCalendar[$sccs]->getValue());
-    }
-
-    public function testMkCalendarBadXml()
-    {
-        $request = new HTTP\Request('MKCALENDAR', '/blabla');
-        $body = 'This is not xml';
-
-        $request->setBody($body);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(400, $this->response->status);
-    }
-
-    public function testPrincipalProperties()
-    {
-        $httpRequest = new HTTP\Request('FOO', '/blabla', ['Host' => 'sabredav.org']);
-        $this->server->httpRequest = $httpRequest;
-
-        $props = $this->server->getPropertiesForPath('/principals/user1', [
-            '{'.Plugin::NS_CALDAV.'}calendar-home-set',
-            '{'.Plugin::NS_CALENDARSERVER.'}calendar-proxy-read-for',
-            '{'.Plugin::NS_CALENDARSERVER.'}calendar-proxy-write-for',
-            '{'.Plugin::NS_CALENDARSERVER.'}notification-URL',
-            '{'.Plugin::NS_CALENDARSERVER.'}email-address-set',
-        ]);
-
-        $this->assertArrayHasKey(0, $props);
-        $this->assertArrayHasKey(200, $props[0]);
-
-        $this->assertArrayHasKey('{urn:ietf:params:xml:ns:caldav}calendar-home-set', $props[0][200]);
-        $prop = $props[0][200]['{urn:ietf:params:xml:ns:caldav}calendar-home-set'];
-        $this->assertInstanceOf('Sabre\\DAV\\Xml\\Property\\Href', $prop);
-        $this->assertEquals('calendars/user1/', $prop->getHref());
-
-        $this->assertArrayHasKey('{http://calendarserver.org/ns/}calendar-proxy-read-for', $props[0][200]);
-        $prop = $props[0][200]['{http://calendarserver.org/ns/}calendar-proxy-read-for'];
-        $this->assertInstanceOf('Sabre\\DAV\\Xml\\Property\\Href', $prop);
-        $this->assertEquals(['principals/admin/'], $prop->getHrefs());
-
-        $this->assertArrayHasKey('{http://calendarserver.org/ns/}calendar-proxy-write-for', $props[0][200]);
-        $prop = $props[0][200]['{http://calendarserver.org/ns/}calendar-proxy-write-for'];
-        $this->assertInstanceOf('Sabre\\DAV\\Xml\\Property\\Href', $prop);
-        $this->assertEquals(['principals/admin/'], $prop->getHrefs());
-
-        $this->assertArrayHasKey('{'.Plugin::NS_CALENDARSERVER.'}email-address-set', $props[0][200]);
-        $prop = $props[0][200]['{'.Plugin::NS_CALENDARSERVER.'}email-address-set'];
-        $this->assertInstanceOf('Sabre\\CalDAV\\Xml\\Property\\EmailAddressSet', $prop);
-        $this->assertEquals(['user1.sabredav@sabredav.org'], $prop->getValue());
-    }
-
-    public function testSupportedReportSetPropertyNonCalendar()
-    {
-        $props = $this->server->getPropertiesForPath('/calendars/user1', [
-            '{DAV:}supported-report-set',
-        ]);
-
-        $this->assertArrayHasKey(0, $props);
-        $this->assertArrayHasKey(200, $props[0]);
-        $this->assertArrayHasKey('{DAV:}supported-report-set', $props[0][200]);
-
-        $prop = $props[0][200]['{DAV:}supported-report-set'];
-
-        $this->assertInstanceOf('\\Sabre\\DAV\\Xml\\Property\\SupportedReportSet', $prop);
-        $value = [
-            '{DAV:}expand-property',
-            '{DAV:}principal-match',
-            '{DAV:}principal-property-search',
-            '{DAV:}principal-search-property-set',
-        ];
-        $this->assertEquals($value, $prop->getValue());
-    }
-
-    /**
-     * @depends testSupportedReportSetPropertyNonCalendar
-     */
-    public function testSupportedReportSetProperty()
-    {
-        $props = $this->server->getPropertiesForPath('/calendars/user1/UUID-123467', [
-            '{DAV:}supported-report-set',
-        ]);
-
-        $this->assertArrayHasKey(0, $props);
-        $this->assertArrayHasKey(200, $props[0]);
-        $this->assertArrayHasKey('{DAV:}supported-report-set', $props[0][200]);
-
-        $prop = $props[0][200]['{DAV:}supported-report-set'];
-
-        $this->assertInstanceOf('\\Sabre\\DAV\\Xml\\Property\\SupportedReportSet', $prop);
-        $value = [
-            '{urn:ietf:params:xml:ns:caldav}calendar-multiget',
-            '{urn:ietf:params:xml:ns:caldav}calendar-query',
-            '{urn:ietf:params:xml:ns:caldav}free-busy-query',
-            '{DAV:}expand-property',
-            '{DAV:}principal-match',
-            '{DAV:}principal-property-search',
-            '{DAV:}principal-search-property-set',
-        ];
-        $this->assertEquals($value, $prop->getValue());
-    }
-
-    public function testSupportedReportSetUserCalendars()
-    {
-        $this->server->addPlugin(new \Sabre\DAV\Sync\Plugin());
-
-        $props = $this->server->getPropertiesForPath('/calendars/user1', [
-            '{DAV:}supported-report-set',
-        ]);
-
-        $this->assertArrayHasKey(0, $props);
-        $this->assertArrayHasKey(200, $props[0]);
-        $this->assertArrayHasKey('{DAV:}supported-report-set', $props[0][200]);
-
-        $prop = $props[0][200]['{DAV:}supported-report-set'];
-
-        $this->assertInstanceOf('\\Sabre\\DAV\\Xml\\Property\\SupportedReportSet', $prop);
-        $value = [
-            '{DAV:}sync-collection',
-            '{DAV:}expand-property',
-            '{DAV:}principal-match',
-            '{DAV:}principal-property-search',
-            '{DAV:}principal-search-property-set',
-        ];
-        $this->assertEquals($value, $prop->getValue());
-    }
-
-    /**
-     * @depends testSupportedReportSetProperty
-     */
-    public function testCalendarMultiGetReport()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-multiget xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <c:calendar-data />'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>'.
-            '</c:calendar-multiget>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1', ['Depth' => '1']);
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(207, $this->response->status, 'Invalid HTTP status received. Full response body');
-
-        $expectedIcal = TestUtil::getTestCalendarData();
-
-        $expected = <<<XML
-<?xml version="1.0"?>
-<d:multistatus xmlns:cal="urn:ietf:params:xml:ns:caldav" xmlns:cs="http://calendarserver.org/ns/" xmlns:d="DAV:" xmlns:s="http://sabredav.org/ns">
-<d:response>
-  <d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>
-  <d:propstat>
-    <d:prop>
-      <cal:calendar-data>$expectedIcal</cal:calendar-data>
-      <d:getetag>"e207e33c10e5fb9c12cfb35b5d9116e1"</d:getetag>
-    </d:prop>
-    <d:status>HTTP/1.1 200 OK</d:status>
-  </d:propstat>
-</d:response>
-</d:multistatus>
-XML;
-
-        $this->assertXmlStringEqualsXmlString($expected, $this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testCalendarMultiGetReport
-     */
-    public function testCalendarMultiGetReportExpand()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-multiget xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <c:calendar-data>'.
-            '     <c:expand start="20110101T000000Z" end="20111231T235959Z" />'.
-            '  </c:calendar-data>'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>'.
-            '</c:calendar-multiget>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1', ['Depth' => '1']);
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $bodyAsString = $this->response->getBodyAsString();
-        $this->assertEquals(207, $this->response->status, 'Invalid HTTP status received. Full response body: '.$bodyAsString);
-
-        $expectedIcal = TestUtil::getTestCalendarData();
-        $expectedIcal = \Sabre\VObject\Reader::read($expectedIcal);
-        $expectedIcal = $expectedIcal->expand(
-            new DateTime('2011-01-01 00:00:00', new DateTimeZone('UTC')),
-            new DateTime('2011-12-31 23:59:59', new DateTimeZone('UTC'))
-        );
-        $expectedIcal = str_replace("\r\n", "&#xD;\n", $expectedIcal->serialize());
-
-        $expected = <<<XML
-<?xml version="1.0"?>
-<d:multistatus xmlns:cal="urn:ietf:params:xml:ns:caldav" xmlns:cs="http://calendarserver.org/ns/" xmlns:d="DAV:" xmlns:s="http://sabredav.org/ns">
-<d:response>
-  <d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>
-  <d:propstat>
-    <d:prop>
-      <cal:calendar-data>$expectedIcal</cal:calendar-data>
-      <d:getetag>"e207e33c10e5fb9c12cfb35b5d9116e1"</d:getetag>
-    </d:prop>
-    <d:status>HTTP/1.1 200 OK</d:status>
-  </d:propstat>
-</d:response>
-</d:multistatus>
-XML;
-
-        $this->assertXmlStringEqualsXmlString($expected, $bodyAsString);
-    }
-
-    /**
-     * @depends testSupportedReportSetProperty
-     * @depends testCalendarMultiGetReport
-     */
-    public function testCalendarQueryReport()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-query xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <c:calendar-data>'.
-            '     <c:expand start="20000101T000000Z" end="20101231T235959Z" />'.
-            '  </c:calendar-data>'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<c:filter>'.
-            '  <c:comp-filter name="VCALENDAR">'.
-            '    <c:comp-filter name="VEVENT" />'.
-            '  </c:comp-filter>'.
-            '</c:filter>'.
-            '</c:calendar-query>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1/UUID-123467', ['Depth' => '1']);
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $bodyAsString = $this->response->getBodyAsString();
-        $this->assertEquals(207, $this->response->status, 'Received an unexpected status. Full response body: '.$bodyAsString);
-
-        $expectedIcal = TestUtil::getTestCalendarData();
-        $expectedIcal = \Sabre\VObject\Reader::read($expectedIcal);
-        $expectedIcal = $expectedIcal->expand(
-            new DateTime('2000-01-01 00:00:00', new DateTimeZone('UTC')),
-            new DateTime('2010-12-31 23:59:59', new DateTimeZone('UTC'))
-        );
-        $expectedIcal = str_replace("\r\n", "&#xD;\n", $expectedIcal->serialize());
-
-        $expected = <<<XML
-<?xml version="1.0"?>
-<d:multistatus xmlns:cal="urn:ietf:params:xml:ns:caldav" xmlns:cs="http://calendarserver.org/ns/" xmlns:d="DAV:" xmlns:s="http://sabredav.org/ns">
-<d:response>
-  <d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>
-  <d:propstat>
-    <d:prop>
-      <cal:calendar-data>$expectedIcal</cal:calendar-data>
-      <d:getetag>"e207e33c10e5fb9c12cfb35b5d9116e1"</d:getetag>
-    </d:prop>
-    <d:status>HTTP/1.1 200 OK</d:status>
-  </d:propstat>
-</d:response>
-</d:multistatus>
-XML;
-
-        $this->assertXmlStringEqualsXmlString($expected, $bodyAsString);
-    }
-
-    /**
-     * @depends testSupportedReportSetProperty
-     * @depends testCalendarMultiGetReport
-     */
-    public function testCalendarQueryReportWindowsPhone()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-query xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <c:calendar-data>'.
-            '     <c:expand start="20000101T000000Z" end="20101231T235959Z" />'.
-            '  </c:calendar-data>'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<c:filter>'.
-            '  <c:comp-filter name="VCALENDAR">'.
-            '    <c:comp-filter name="VEVENT" />'.
-            '  </c:comp-filter>'.
-            '</c:filter>'.
-            '</c:calendar-query>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1/UUID-123467', [
-            'Depth' => '0',
-            'User-Agent' => 'MSFT-WP/8.10.14219 (gzip)',
-        ]);
-
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $bodyAsString = $this->response->getBodyAsString();
-        $this->assertEquals(207, $this->response->status, 'Received an unexpected status. Full response body: '.$bodyAsString);
-
-        $expectedIcal = TestUtil::getTestCalendarData();
-        $expectedIcal = \Sabre\VObject\Reader::read($expectedIcal);
-        $expectedIcal = $expectedIcal->expand(
-            new DateTime('2000-01-01 00:00:00', new DateTimeZone('UTC')),
-            new DateTime('2010-12-31 23:59:59', new DateTimeZone('UTC'))
-        );
-        $expectedIcal = str_replace("\r\n", "&#xD;\n", $expectedIcal->serialize());
-
-        $expected = <<<XML
-<?xml version="1.0"?>
-<d:multistatus xmlns:cal="urn:ietf:params:xml:ns:caldav" xmlns:cs="http://calendarserver.org/ns/" xmlns:d="DAV:" xmlns:s="http://sabredav.org/ns">
-<d:response>
-  <d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>
-  <d:propstat>
-    <d:prop>
-      <cal:calendar-data>$expectedIcal</cal:calendar-data>
-      <d:getetag>"e207e33c10e5fb9c12cfb35b5d9116e1"</d:getetag>
-    </d:prop>
-    <d:status>HTTP/1.1 200 OK</d:status>
-  </d:propstat>
-</d:response>
-</d:multistatus>
-XML;
-
-        $this->assertXmlStringEqualsXmlString($expected, $bodyAsString);
-    }
-
-    /**
-     * @depends testSupportedReportSetProperty
-     * @depends testCalendarMultiGetReport
-     */
-    public function testCalendarQueryReportBadDepth()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-query xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <c:calendar-data>'.
-            '     <c:expand start="20000101T000000Z" end="20101231T235959Z" />'.
-            '  </c:calendar-data>'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<c:filter>'.
-            '  <c:comp-filter name="VCALENDAR">'.
-            '    <c:comp-filter name="VEVENT" />'.
-            '  </c:comp-filter>'.
-            '</c:filter>'.
-            '</c:calendar-query>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1/UUID-123467', [
-            'Depth' => '0',
-        ]);
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(400, $this->response->status, 'Received an unexpected status. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testCalendarQueryReport
-     */
-    public function testCalendarQueryReportNoCalData()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-query xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<c:filter>'.
-            '  <c:comp-filter name="VCALENDAR">'.
-            '    <c:comp-filter name="VEVENT" />'.
-            '  </c:comp-filter>'.
-            '</c:filter>'.
-            '</c:calendar-query>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1/UUID-123467', [
-            'Depth' => '1',
-        ]);
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $bodyAsString = $this->server->httpResponse->getBodyAsString();
-        $this->assertEquals(207, $this->response->status, 'Received an unexpected status. Full response body: '.$bodyAsString);
-
-        $expected = <<<XML
-<?xml version="1.0"?>
-<d:multistatus xmlns:cal="urn:ietf:params:xml:ns:caldav" xmlns:cs="http://calendarserver.org/ns/" xmlns:d="DAV:" xmlns:s="http://sabredav.org/ns">
-<d:response>
-  <d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>
-  <d:propstat>
-    <d:prop>
-      <d:getetag>"e207e33c10e5fb9c12cfb35b5d9116e1"</d:getetag>
-    </d:prop>
-    <d:status>HTTP/1.1 200 OK</d:status>
-  </d:propstat>
-</d:response>
-</d:multistatus>
-XML;
-
-        $this->assertXmlStringEqualsXmlString($expected, $bodyAsString);
-    }
-
-    /**
-     * @depends testCalendarQueryReport
-     */
-    public function testCalendarQueryReportNoFilters()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-query xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <c:calendar-data />'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '</c:calendar-query>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1/UUID-123467');
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(400, $this->response->status, 'Received an unexpected status. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testSupportedReportSetProperty
-     * @depends testCalendarMultiGetReport
-     */
-    public function testCalendarQueryReport1Object()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-query xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <c:calendar-data>'.
-            '     <c:expand start="20000101T000000Z" end="20101231T235959Z" />'.
-            '  </c:calendar-data>'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<c:filter>'.
-            '  <c:comp-filter name="VCALENDAR">'.
-            '    <c:comp-filter name="VEVENT" />'.
-            '  </c:comp-filter>'.
-            '</c:filter>'.
-            '</c:calendar-query>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1/UUID-123467/UUID-2345', ['Depth' => '0']);
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $bodyAsString = $this->server->httpResponse->getBodyAsString();
-        $this->assertEquals(207, $this->response->status, 'Received an unexpected status. Full response body: '.$bodyAsString);
-
-        $expectedIcal = TestUtil::getTestCalendarData();
-        $expectedIcal = \Sabre\VObject\Reader::read($expectedIcal);
-        $expectedIcal = $expectedIcal->expand(
-            new DateTime('2000-01-01 00:00:00', new DateTimeZone('UTC')),
-            new DateTime('2010-12-31 23:59:59', new DateTimeZone('UTC'))
-        );
-        $expectedIcal = str_replace("\r\n", "&#xD;\n", $expectedIcal->serialize());
-
-        $expected = <<<XML
-<?xml version="1.0"?>
-<d:multistatus xmlns:cal="urn:ietf:params:xml:ns:caldav" xmlns:cs="http://calendarserver.org/ns/" xmlns:d="DAV:" xmlns:s="http://sabredav.org/ns">
-<d:response>
-  <d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>
-  <d:propstat>
-    <d:prop>
-      <cal:calendar-data>$expectedIcal</cal:calendar-data>
-      <d:getetag>"e207e33c10e5fb9c12cfb35b5d9116e1"</d:getetag>
-    </d:prop>
-    <d:status>HTTP/1.1 200 OK</d:status>
-  </d:propstat>
-</d:response>
-</d:multistatus>
-XML;
-
-        $this->assertXmlStringEqualsXmlString($expected, $bodyAsString);
-    }
-
-    /**
-     * @depends testSupportedReportSetProperty
-     * @depends testCalendarMultiGetReport
-     */
-    public function testCalendarQueryReport1ObjectNoCalData()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-query xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<c:filter>'.
-            '  <c:comp-filter name="VCALENDAR">'.
-            '    <c:comp-filter name="VEVENT" />'.
-            '  </c:comp-filter>'.
-            '</c:filter>'.
-            '</c:calendar-query>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1/UUID-123467/UUID-2345', ['Depth' => '0']);
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $bodyAsString = $this->server->httpResponse->getBodyAsString();
-        $this->assertEquals(207, $this->response->status, 'Received an unexpected status. Full response body: '.$bodyAsString);
-
-        $expected = <<<XML
-<?xml version="1.0"?>
-<d:multistatus xmlns:cal="urn:ietf:params:xml:ns:caldav" xmlns:cs="http://calendarserver.org/ns/" xmlns:d="DAV:" xmlns:s="http://sabredav.org/ns">
-<d:response>
-  <d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>
-  <d:propstat>
-    <d:prop>
-      <d:getetag>"e207e33c10e5fb9c12cfb35b5d9116e1"</d:getetag>
-    </d:prop>
-    <d:status>HTTP/1.1 200 OK</d:status>
-  </d:propstat>
-</d:response>
-</d:multistatus>
-XML;
-
-        $this->assertXmlStringEqualsXmlString($expected, $bodyAsString);
-    }
-
-    public function testHTMLActionsPanel()
-    {
-        $output = '';
-        $r = $this->server->emit('onHTMLActionsPanel', [$this->server->tree->getNodeForPath('calendars/user1'), &$output]);
-        $this->assertFalse($r);
-
-        $this->assertTrue((bool) strpos($output, 'Display name'));
-    }
-
-    /**
-     * @depends testCalendarMultiGetReport
-     */
-    public function testCalendarMultiGetReportNoEnd()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-multiget xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <c:calendar-data>'.
-            '     <c:expand start="20110101T000000Z" />'.
-            '  </c:calendar-data>'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>'.
-            '</c:calendar-multiget>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1', ['Depth' => '1']);
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(400, $this->response->status, 'Invalid HTTP status received. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testCalendarMultiGetReport
-     */
-    public function testCalendarMultiGetReportNoStart()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-multiget xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <c:calendar-data>'.
-            '     <c:expand end="20110101T000000Z" />'.
-            '  </c:calendar-data>'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>'.
-            '</c:calendar-multiget>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1', ['Depth' => '1']);
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(400, $this->response->status, 'Invalid HTTP status received. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testCalendarMultiGetReport
-     */
-    public function testCalendarMultiGetReportEndBeforeStart()
-    {
-        $body =
-            '<?xml version="1.0"?>'.
-            '<c:calendar-multiget xmlns:c="urn:ietf:params:xml:ns:caldav" xmlns:d="DAV:">'.
-            '<d:prop>'.
-            '  <c:calendar-data>'.
-            '     <c:expand start="20200101T000000Z" end="20110101T000000Z" />'.
-            '  </c:calendar-data>'.
-            '  <d:getetag />'.
-            '</d:prop>'.
-            '<d:href>/calendars/user1/UUID-123467/UUID-2345</d:href>'.
-            '</c:calendar-multiget>';
-
-        $request = new HTTP\Request('REPORT', '/calendars/user1', ['Depth' => '1']);
-        $request->setBody($body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(400, $this->response->status, 'Invalid HTTP status received. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testSupportedReportSetPropertyNonCalendar
-     */
-    public function testCalendarProperties()
-    {
-        $ns = '{urn:ietf:params:xml:ns:caldav}';
-        $props = $this->server->getProperties('calendars/user1/UUID-123467', [
-            $ns.'max-resource-size',
-            $ns.'supported-calendar-data',
-            $ns.'supported-collation-set',
-        ]);
-
-        $this->assertEquals([
-            $ns.'max-resource-size' => 10000000,
-            $ns.'supported-calendar-data' => new Xml\Property\SupportedCalendarData(),
-            $ns.'supported-collation-set' => new Xml\Property\SupportedCollationSet(),
-        ], $props);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/CollectionTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/CollectionTest.php
deleted file mode 100644
index 277de0664..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/CollectionTest.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Principal;
-
-use Sabre\DAVACL;
-
-class CollectionTest extends \PHPUnit\Framework\TestCase
-{
-    public function testGetChildForPrincipal()
-    {
-        $back = new DAVACL\PrincipalBackend\Mock();
-        $col = new Collection($back);
-        $r = $col->getChildForPrincipal([
-            'uri' => 'principals/admin',
-        ]);
-        $this->assertInstanceOf('Sabre\\CalDAV\\Principal\\User', $r);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/ProxyReadTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/ProxyReadTest.php
deleted file mode 100644
index 95ff86fa1..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/ProxyReadTest.php
+++ /dev/null
@@ -1,91 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Principal;
-
-use Sabre\DAVACL;
-
-class ProxyReadTest extends \PHPUnit\Framework\TestCase
-{
-    protected $backend;
-
-    public function getInstance()
-    {
-        $backend = new DAVACL\PrincipalBackend\Mock();
-        $principal = new ProxyRead($backend, [
-            'uri' => 'principal/user',
-        ]);
-        $this->backend = $backend;
-
-        return $principal;
-    }
-
-    public function testGetName()
-    {
-        $i = $this->getInstance();
-        $this->assertEquals('calendar-proxy-read', $i->getName());
-    }
-
-    public function testGetDisplayName()
-    {
-        $i = $this->getInstance();
-        $this->assertEquals('calendar-proxy-read', $i->getDisplayName());
-    }
-
-    public function testGetLastModified()
-    {
-        $i = $this->getInstance();
-        $this->assertNull($i->getLastModified());
-    }
-
-    public function testDelete()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $i = $this->getInstance();
-        $i->delete();
-    }
-
-    public function testSetName()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $i = $this->getInstance();
-        $i->setName('foo');
-    }
-
-    public function testGetAlternateUriSet()
-    {
-        $i = $this->getInstance();
-        $this->assertEquals([], $i->getAlternateUriSet());
-    }
-
-    public function testGetPrincipalUri()
-    {
-        $i = $this->getInstance();
-        $this->assertEquals('principal/user/calendar-proxy-read', $i->getPrincipalUrl());
-    }
-
-    public function testGetGroupMemberSet()
-    {
-        $i = $this->getInstance();
-        $this->assertEquals([], $i->getGroupMemberSet());
-    }
-
-    public function testGetGroupMembership()
-    {
-        $i = $this->getInstance();
-        $this->assertEquals([], $i->getGroupMembership());
-    }
-
-    public function testSetGroupMemberSet()
-    {
-        $i = $this->getInstance();
-        $i->setGroupMemberSet(['principals/foo']);
-
-        $expected = [
-            $i->getPrincipalUrl() => ['principals/foo'],
-        ];
-
-        $this->assertEquals($expected, $this->backend->groupMembers);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/ProxyWriteTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/ProxyWriteTest.php
deleted file mode 100644
index df1715ee5..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/ProxyWriteTest.php
+++ /dev/null
@@ -1,39 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Principal;
-
-use Sabre\DAVACL;
-
-class ProxyWriteTest extends ProxyReadTest
-{
-    public function getInstance()
-    {
-        $backend = new DAVACL\PrincipalBackend\Mock();
-        $principal = new ProxyWrite($backend, [
-            'uri' => 'principal/user',
-        ]);
-        $this->backend = $backend;
-
-        return $principal;
-    }
-
-    public function testGetName()
-    {
-        $i = $this->getInstance();
-        $this->assertEquals('calendar-proxy-write', $i->getName());
-    }
-
-    public function testGetDisplayName()
-    {
-        $i = $this->getInstance();
-        $this->assertEquals('calendar-proxy-write', $i->getDisplayName());
-    }
-
-    public function testGetPrincipalUri()
-    {
-        $i = $this->getInstance();
-        $this->assertEquals('principal/user/calendar-proxy-write', $i->getPrincipalUrl());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/UserTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/UserTest.php
deleted file mode 100644
index fd079acb2..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Principal/UserTest.php
+++ /dev/null
@@ -1,111 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Principal;
-
-use Sabre\DAVACL;
-
-class UserTest extends \PHPUnit\Framework\TestCase
-{
-    public function getInstance()
-    {
-        $backend = new DAVACL\PrincipalBackend\Mock();
-        $backend->addPrincipal([
-            'uri' => 'principals/user/calendar-proxy-read',
-        ]);
-        $backend->addPrincipal([
-            'uri' => 'principals/user/calendar-proxy-write',
-        ]);
-        $backend->addPrincipal([
-            'uri' => 'principals/user/random',
-        ]);
-
-        return new User($backend, [
-            'uri' => 'principals/user',
-        ]);
-    }
-
-    public function testCreateFile()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $u = $this->getInstance();
-        $u->createFile('test');
-    }
-
-    public function testCreateDirectory()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $u = $this->getInstance();
-        $u->createDirectory('test');
-    }
-
-    public function testGetChildProxyRead()
-    {
-        $u = $this->getInstance();
-        $child = $u->getChild('calendar-proxy-read');
-        $this->assertInstanceOf('Sabre\\CalDAV\\Principal\\ProxyRead', $child);
-    }
-
-    public function testGetChildProxyWrite()
-    {
-        $u = $this->getInstance();
-        $child = $u->getChild('calendar-proxy-write');
-        $this->assertInstanceOf('Sabre\\CalDAV\\Principal\\ProxyWrite', $child);
-    }
-
-    public function testGetChildNotFound()
-    {
-        $this->expectException('Sabre\DAV\Exception\NotFound');
-        $u = $this->getInstance();
-        $child = $u->getChild('foo');
-    }
-
-    public function testGetChildNotFound2()
-    {
-        $this->expectException('Sabre\DAV\Exception\NotFound');
-        $u = $this->getInstance();
-        $child = $u->getChild('random');
-    }
-
-    public function testGetChildren()
-    {
-        $u = $this->getInstance();
-        $children = $u->getChildren();
-        $this->assertEquals(2, count($children));
-        $this->assertInstanceOf('Sabre\\CalDAV\\Principal\\ProxyRead', $children[0]);
-        $this->assertInstanceOf('Sabre\\CalDAV\\Principal\\ProxyWrite', $children[1]);
-    }
-
-    public function testChildExist()
-    {
-        $u = $this->getInstance();
-        $this->assertTrue($u->childExists('calendar-proxy-read'));
-        $this->assertTrue($u->childExists('calendar-proxy-write'));
-        $this->assertFalse($u->childExists('foo'));
-    }
-
-    public function testGetACL()
-    {
-        $expected = [
-            [
-                'privilege' => '{DAV:}all',
-                'principal' => '{DAV:}owner',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user/calendar-proxy-read',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user/calendar-proxy-write',
-                'protected' => true,
-            ],
-        ];
-
-        $u = $this->getInstance();
-        $this->assertEquals($expected, $u->getACL());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/Schedule/OutboxTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/Schedule/OutboxTest.php
deleted file mode 100644
index df70fe7ec..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/Schedule/OutboxTest.php
+++ /dev/null
@@ -1,47 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV\Schedule;
-
-use Sabre\CalDAV;
-
-class OutboxTest extends \PHPUnit\Framework\TestCase
-{
-    public function testSetup()
-    {
-        $outbox = new Outbox('principals/user1');
-        $this->assertEquals('outbox', $outbox->getName());
-        $this->assertEquals([], $outbox->getChildren());
-        $this->assertEquals('principals/user1', $outbox->getOwner());
-        $this->assertEquals(null, $outbox->getGroup());
-
-        $this->assertEquals([
-            [
-                'privilege' => '{'.CalDAV\Plugin::NS_CALDAV.'}schedule-send',
-                'principal' => 'principals/user1',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{'.CalDAV\Plugin::NS_CALDAV.'}schedule-send',
-                'principal' => 'principals/user1/calendar-proxy-write',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1/calendar-proxy-read',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1/calendar-proxy-write',
-                'protected' => true,
-            ],
-        ], $outbox->getACL());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/SharedCalendarTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/SharedCalendarTest.php
deleted file mode 100644
index 735bbef41..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/SharedCalendarTest.php
+++ /dev/null
@@ -1,172 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\DAV\Sharing;
-use Sabre\DAV\Xml\Element\Sharee;
-
-class SharedCalendarTest extends \PHPUnit\Framework\TestCase
-{
-    protected $backend;
-
-    public function getInstance(array $props = null)
-    {
-        if (is_null($props)) {
-            $props = [
-                'id' => 1,
-                '{http://calendarserver.org/ns/}shared-url' => 'calendars/owner/original',
-                '{http://sabredav.org/ns}owner-principal' => 'principals/owner',
-                '{http://sabredav.org/ns}read-only' => false,
-                'share-access' => Sharing\Plugin::ACCESS_READWRITE,
-                'principaluri' => 'principals/sharee',
-            ];
-        }
-
-        $this->backend = new Backend\MockSharing(
-            [$props],
-            [],
-            []
-        );
-
-        $sharee = new Sharee();
-        $sharee->href = 'mailto:removeme@example.org';
-        $sharee->properties['{DAV:}displayname'] = 'To be removed';
-        $sharee->access = Sharing\Plugin::ACCESS_READ;
-        $this->backend->updateInvites(1, [$sharee]);
-
-        return new SharedCalendar($this->backend, $props);
-    }
-
-    public function testGetInvites()
-    {
-        $sharee = new Sharee();
-        $sharee->href = 'mailto:removeme@example.org';
-        $sharee->properties['{DAV:}displayname'] = 'To be removed';
-        $sharee->access = Sharing\Plugin::ACCESS_READ;
-        $sharee->inviteStatus = Sharing\Plugin::INVITE_NORESPONSE;
-
-        $this->assertEquals(
-            [$sharee],
-            $this->getInstance()->getInvites()
-        );
-    }
-
-    public function testGetOwner()
-    {
-        $this->assertEquals('principals/sharee', $this->getInstance()->getOwner());
-    }
-
-    public function testGetACL()
-    {
-        $expected = [
-            [
-                'privilege' => '{DAV:}write',
-                'principal' => 'principals/sharee',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}write',
-                'principal' => 'principals/sharee/calendar-proxy-write',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}write-properties',
-                'principal' => 'principals/sharee',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}write-properties',
-                'principal' => 'principals/sharee/calendar-proxy-write',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/sharee',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/sharee/calendar-proxy-read',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/sharee/calendar-proxy-write',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{'.Plugin::NS_CALDAV.'}read-free-busy',
-                'principal' => '{DAV:}authenticated',
-                'protected' => true,
-            ],
-        ];
-
-        $this->assertEquals($expected, $this->getInstance()->getACL());
-    }
-
-    public function testGetChildACL()
-    {
-        $expected = [
-            [
-                'privilege' => '{DAV:}write',
-                'principal' => 'principals/sharee',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}write',
-                'principal' => 'principals/sharee/calendar-proxy-write',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/sharee',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/sharee/calendar-proxy-write',
-                'protected' => true,
-            ],
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/sharee/calendar-proxy-read',
-                'protected' => true,
-            ],
-        ];
-
-        $this->assertEquals($expected, $this->getInstance()->getChildACL());
-    }
-
-    public function testUpdateInvites()
-    {
-        $instance = $this->getInstance();
-        $newSharees = [
-            new Sharee(),
-            new Sharee(),
-        ];
-        $newSharees[0]->href = 'mailto:test@example.org';
-        $newSharees[0]->properties['{DAV:}displayname'] = 'Foo Bar';
-        $newSharees[0]->comment = 'Booh';
-        $newSharees[0]->access = Sharing\Plugin::ACCESS_READWRITE;
-
-        $newSharees[1]->href = 'mailto:removeme@example.org';
-        $newSharees[1]->access = Sharing\Plugin::ACCESS_NOACCESS;
-
-        $instance->updateInvites($newSharees);
-
-        $expected = [
-            clone $newSharees[0],
-        ];
-        $expected[0]->inviteStatus = Sharing\Plugin::INVITE_NORESPONSE;
-        $this->assertEquals($expected, $instance->getInvites());
-    }
-
-    public function testPublish()
-    {
-        $instance = $this->getInstance();
-        $this->assertNull($instance->setPublishStatus(true));
-        $this->assertNull($instance->setPublishStatus(false));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/SharingPluginTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/SharingPluginTest.php
deleted file mode 100644
index f11af8b95..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/SharingPluginTest.php
+++ /dev/null
@@ -1,383 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\DAV;
-use Sabre\DAV\Xml\Element\Sharee;
-use Sabre\DAVServerTest;
-use Sabre\HTTP;
-
-class SharingPluginTest extends DAVServerTest
-{
-    protected $setupCalDAV = true;
-    protected $setupCalDAVSharing = true;
-    protected $setupACL = true;
-    protected $autoLogin = 'user1';
-
-    public function setup(): void
-    {
-        $this->caldavCalendars = [
-            [
-                'principaluri' => 'principals/user1',
-                'id' => 1,
-                'uri' => 'cal1',
-            ],
-            [
-                'principaluri' => 'principals/user1',
-                'id' => 2,
-                'uri' => 'cal2',
-                'share-access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READWRITE,
-            ],
-            [
-                'principaluri' => 'principals/user1',
-                'id' => 3,
-                'uri' => 'cal3',
-            ],
-        ];
-
-        parent::setUp();
-
-        // Making the logged in user an admin, for full access:
-        $this->aclPlugin->adminPrincipals[] = 'principals/user2';
-    }
-
-    public function testSimple()
-    {
-        $this->assertInstanceOf('Sabre\\CalDAV\\SharingPlugin', $this->server->getPlugin('caldav-sharing'));
-        $this->assertEquals(
-            'caldav-sharing',
-            $this->caldavSharingPlugin->getPluginInfo()['name']
-        );
-    }
-
-    public function testSetupWithoutCoreSharingPlugin()
-    {
-        $this->expectException('LogicException');
-        $server = new DAV\Server();
-        $server->addPlugin(
-            new SharingPlugin()
-        );
-    }
-
-    public function testGetFeatures()
-    {
-        $this->assertEquals(['calendarserver-sharing'], $this->caldavSharingPlugin->getFeatures());
-    }
-
-    public function testBeforeGetShareableCalendar()
-    {
-        // Forcing the server to authenticate:
-        $this->authPlugin->beforeMethod(new HTTP\Request('GET', '/'), new HTTP\Response());
-        $props = $this->server->getProperties('calendars/user1/cal1', [
-            '{'.Plugin::NS_CALENDARSERVER.'}invite',
-            '{'.Plugin::NS_CALENDARSERVER.'}allowed-sharing-modes',
-        ]);
-
-        $this->assertInstanceOf('Sabre\\CalDAV\\Xml\\Property\\Invite', $props['{'.Plugin::NS_CALENDARSERVER.'}invite']);
-        $this->assertInstanceOf('Sabre\\CalDAV\\Xml\\Property\\AllowedSharingModes', $props['{'.Plugin::NS_CALENDARSERVER.'}allowed-sharing-modes']);
-    }
-
-    public function testBeforeGetSharedCalendar()
-    {
-        $props = $this->server->getProperties('calendars/user1/cal2', [
-            '{'.Plugin::NS_CALENDARSERVER.'}shared-url',
-            '{'.Plugin::NS_CALENDARSERVER.'}invite',
-        ]);
-
-        $this->assertInstanceOf('Sabre\\CalDAV\\Xml\\Property\\Invite', $props['{'.Plugin::NS_CALENDARSERVER.'}invite']);
-        //$this->assertInstanceOf('Sabre\\DAV\\Xml\\Property\\Href', $props['{' . Plugin::NS_CALENDARSERVER . '}shared-url']);
-    }
-
-    public function testUpdateResourceType()
-    {
-        $this->caldavBackend->updateInvites(1,
-            [
-                new Sharee([
-                    'href' => 'mailto:joe@example.org',
-                ]),
-            ]
-        );
-        $result = $this->server->updateProperties('calendars/user1/cal1', [
-            '{DAV:}resourcetype' => new DAV\Xml\Property\ResourceType(['{DAV:}collection']),
-        ]);
-
-        $this->assertEquals([
-            '{DAV:}resourcetype' => 200,
-        ], $result);
-
-        $this->assertEquals(0, count($this->caldavBackend->getInvites(1)));
-    }
-
-    public function testUpdatePropertiesPassThru()
-    {
-        $result = $this->server->updateProperties('calendars/user1/cal3', [
-            '{DAV:}foo' => 'bar',
-        ]);
-
-        $this->assertEquals([
-            '{DAV:}foo' => 200,
-        ], $result);
-    }
-
-    public function testUnknownMethodNoPOST()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PATCH',
-            'REQUEST_URI' => '/',
-        ]);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(501, $response->status, $response->getBodyAsString());
-    }
-
-    public function testUnknownMethodNoXML()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'POST',
-            'REQUEST_URI' => '/',
-            'CONTENT_TYPE' => 'text/plain',
-        ]);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(501, $response->status, $response->getBodyAsString());
-    }
-
-    public function testUnknownMethodNoNode()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'POST',
-            'REQUEST_URI' => '/foo',
-            'CONTENT_TYPE' => 'text/xml',
-        ]);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(501, $response->status, $response->getBodyAsString());
-    }
-
-    public function testShareRequest()
-    {
-        $request = new HTTP\Request('POST', '/calendars/user1/cal1', ['Content-Type' => 'text/xml']);
-
-        $xml = <<<RRR
-<?xml version="1.0"?>
-<cs:share xmlns:cs="http://calendarserver.org/ns/" xmlns:d="DAV:">
-    <cs:set>
-        <d:href>mailto:joe@example.org</d:href>
-        <cs:common-name>Joe Shmoe</cs:common-name>
-        <cs:read-write />
-    </cs:set>
-    <cs:remove>
-        <d:href>mailto:nancy@example.org</d:href>
-    </cs:remove>
-</cs:share>
-RRR;
-
-        $request->setBody($xml);
-
-        $this->request($request, 200);
-
-        $this->assertEquals(
-            [
-                new Sharee([
-                    'href' => 'mailto:joe@example.org',
-                    'properties' => [
-                        '{DAV:}displayname' => 'Joe Shmoe',
-                    ],
-                    'access' => \Sabre\DAV\Sharing\Plugin::ACCESS_READWRITE,
-                    'inviteStatus' => \Sabre\DAV\Sharing\Plugin::INVITE_NORESPONSE,
-                    'comment' => '',
-                ]),
-            ],
-            $this->caldavBackend->getInvites(1)
-        );
-
-        // Wiping out tree cache
-        $this->server->tree->markDirty('');
-
-        // Verifying that the calendar is now marked shared.
-        $props = $this->server->getProperties('calendars/user1/cal1', ['{DAV:}resourcetype']);
-        $this->assertTrue(
-            $props['{DAV:}resourcetype']->is('{http://calendarserver.org/ns/}shared-owner')
-        );
-    }
-
-    public function testShareRequestNoShareableCalendar()
-    {
-        $request = new HTTP\Request(
-            'POST',
-            '/calendars/user1/cal2',
-            ['Content-Type' => 'text/xml']
-        );
-
-        $xml = '<?xml version="1.0"?>
-<cs:share xmlns:cs="'.Plugin::NS_CALENDARSERVER.'" xmlns:d="DAV:">
-    <cs:set>
-        <d:href>mailto:joe@example.org</d:href>
-        <cs:common-name>Joe Shmoe</cs:common-name>
-        <cs:read-write />
-    </cs:set>
-    <cs:remove>
-        <d:href>mailto:nancy@example.org</d:href>
-    </cs:remove>
-</cs:share>
-';
-
-        $request->setBody($xml);
-
-        $this->request($request, 403);
-    }
-
-    public function testInviteReply()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'POST',
-            'REQUEST_URI' => '/calendars/user1',
-            'CONTENT_TYPE' => 'text/xml',
-        ]);
-
-        $xml = '<?xml version="1.0"?>
-<cs:invite-reply xmlns:cs="'.Plugin::NS_CALENDARSERVER.'" xmlns:d="DAV:">
-    <cs:hosturl><d:href>/principals/owner</d:href></cs:hosturl>
-    <cs:invite-accepted />
-</cs:invite-reply>
-';
-
-        $request->setBody($xml);
-        $response = $this->request($request);
-        $this->assertEquals(200, $response->status, $response->getBodyAsString());
-    }
-
-    public function testInviteBadXML()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'POST',
-            'REQUEST_URI' => '/calendars/user1',
-            'CONTENT_TYPE' => 'text/xml',
-        ]);
-
-        $xml = '<?xml version="1.0"?>
-<cs:invite-reply xmlns:cs="'.Plugin::NS_CALENDARSERVER.'" xmlns:d="DAV:">
-</cs:invite-reply>
-';
-        $request->setBody($xml);
-        $response = $this->request($request);
-        $this->assertEquals(400, $response->status, $response->getBodyAsString());
-    }
-
-    public function testInviteWrongUrl()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'POST',
-            'REQUEST_URI' => '/calendars/user1/cal1',
-            'CONTENT_TYPE' => 'text/xml',
-        ]);
-
-        $xml = '<?xml version="1.0"?>
-<cs:invite-reply xmlns:cs="'.Plugin::NS_CALENDARSERVER.'" xmlns:d="DAV:">
-    <cs:hosturl><d:href>/principals/owner</d:href></cs:hosturl>
-</cs:invite-reply>
-';
-        $request->setBody($xml);
-        $response = $this->request($request);
-        $this->assertEquals(501, $response->status, $response->getBodyAsString());
-
-        // If the plugin did not handle this request, it must ensure that the
-        // body is still accessible by other plugins.
-        $this->assertEquals($xml, $request->getBody());
-    }
-
-    public function testPostWithoutContentType()
-    {
-        $request = new HTTP\Request('POST', '/');
-        $response = new HTTP\ResponseMock();
-
-        $this->caldavSharingPlugin->httpPost($request, $response);
-        $this->assertTrue(true);
-    }
-
-    public function testPublish()
-    {
-        $request = new HTTP\Request('POST', '/calendars/user1/cal1', ['Content-Type' => 'text/xml']);
-
-        $xml = '<?xml version="1.0"?>
-<cs:publish-calendar xmlns:cs="'.Plugin::NS_CALENDARSERVER.'" xmlns:d="DAV:" />
-';
-
-        $request->setBody($xml);
-
-        $response = $this->request($request);
-        $this->assertEquals(202, $response->status, $response->getBodyAsString());
-    }
-
-    public function testUnpublish()
-    {
-        $request = new HTTP\Request(
-            'POST',
-            '/calendars/user1/cal1',
-            ['Content-Type' => 'text/xml']
-        );
-
-        $xml = '<?xml version="1.0"?>
-<cs:unpublish-calendar xmlns:cs="'.Plugin::NS_CALENDARSERVER.'" xmlns:d="DAV:" />
-';
-
-        $request->setBody($xml);
-
-        $response = $this->request($request);
-        $this->assertEquals(200, $response->status, $response->getBodyAsString());
-    }
-
-    public function testPublishWrongUrl()
-    {
-        $request = new HTTP\Request(
-            'POST',
-            '/calendars/user1',
-            ['Content-Type' => 'text/xml']
-        );
-
-        $xml = '<?xml version="1.0"?>
-<cs:publish-calendar xmlns:cs="'.Plugin::NS_CALENDARSERVER.'" xmlns:d="DAV:" />
-';
-
-        $request->setBody($xml);
-        $this->request($request, 501);
-    }
-
-    public function testUnpublishWrongUrl()
-    {
-        $request = new HTTP\Request(
-            'POST',
-            '/calendars/user1',
-            ['Content-Type' => 'text/xml']
-        );
-        $xml = '<?xml version="1.0"?>
-<cs:unpublish-calendar xmlns:cs="'.Plugin::NS_CALENDARSERVER.'" xmlns:d="DAV:" />
-';
-
-        $request->setBody($xml);
-
-        $this->request($request, 501);
-    }
-
-    public function testUnknownXmlDoc()
-    {
-        $request = new HTTP\Request(
-            'POST',
-            '/calendars/user1/cal2',
-            ['Content-Type' => 'text/xml']
-        );
-
-        $xml = '<?xml version="1.0"?>
-<cs:foo-bar xmlns:cs="'.Plugin::NS_CALENDARSERVER.'" xmlns:d="DAV:" />';
-
-        $request->setBody($xml);
-
-        $response = $this->request($request);
-        $this->assertEquals(501, $response->status, $response->getBodyAsString());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/TestUtil.php b/vendor/sabre/dav/tests/Sabre/CalDAV/TestUtil.php
deleted file mode 100644
index 5de11a31a..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/TestUtil.php
+++ /dev/null
@@ -1,102 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-class TestUtil
-{
-    public static function getBackend()
-    {
-        $backend = new Backend\Mock();
-        $calendarId = $backend->createCalendar(
-            'principals/user1',
-            'UUID-123467',
-            [
-                '{DAV:}displayname' => 'user1 calendar',
-                '{urn:ietf:params:xml:ns:caldav}calendar-description' => 'Calendar description',
-                '{http://apple.com/ns/ical/}calendar-order' => '1',
-                '{http://apple.com/ns/ical/}calendar-color' => '#FF0000',
-            ]
-        );
-        $backend->createCalendar(
-            'principals/user1',
-            'UUID-123468',
-            [
-                '{DAV:}displayname' => 'user1 calendar2',
-                '{urn:ietf:params:xml:ns:caldav}calendar-description' => 'Calendar description',
-                '{http://apple.com/ns/ical/}calendar-order' => '1',
-                '{http://apple.com/ns/ical/}calendar-color' => '#FF0000',
-            ]
-        );
-        $backend->createCalendarObject($calendarId, 'UUID-2345', self::getTestCalendarData());
-
-        return $backend;
-    }
-
-    public static function getTestCalendarData($type = 1)
-    {
-        $calendarData = 'BEGIN:VCALENDAR
-VERSION:2.0
-PRODID:-//Apple Inc.//iCal 4.0.1//EN
-CALSCALE:GREGORIAN
-BEGIN:VTIMEZONE
-TZID:Asia/Seoul
-BEGIN:DAYLIGHT
-TZOFFSETFROM:+0900
-RRULE:FREQ=YEARLY;UNTIL=19880507T150000Z;BYMONTH=5;BYDAY=2SU
-DTSTART:19870510T000000
-TZNAME:GMT+09:00
-TZOFFSETTO:+1000
-END:DAYLIGHT
-BEGIN:STANDARD
-TZOFFSETFROM:+1000
-DTSTART:19881009T000000
-TZNAME:GMT+09:00
-TZOFFSETTO:+0900
-END:STANDARD
-END:VTIMEZONE
-BEGIN:VEVENT
-CREATED:20100225T154229Z
-UID:39A6B5ED-DD51-4AFE-A683-C35EE3749627
-TRANSP:TRANSPARENT
-SUMMARY:Something here
-DTSTAMP:20100228T130202Z';
-
-        switch ($type) {
-            case 1:
-                $calendarData .= "\nDTSTART;TZID=Asia/Seoul:20100223T060000\nDTEND;TZID=Asia/Seoul:20100223T070000\n";
-                break;
-            case 2:
-                $calendarData .= "\nDTSTART:20100223T060000\nDTEND:20100223T070000\n";
-                break;
-            case 3:
-                $calendarData .= "\nDTSTART;VALUE=DATE:20100223\nDTEND;VALUE=DATE:20100223\n";
-                break;
-            case 4:
-                $calendarData .= "\nDTSTART;TZID=Asia/Seoul:20100223T060000\nDURATION:PT1H\n";
-                break;
-            case 5:
-                $calendarData .= "\nDTSTART;TZID=Asia/Seoul:20100223T060000\nDURATION:-P5D\n";
-                break;
-            case 6:
-                $calendarData .= "\nDTSTART;VALUE=DATE:20100223\n";
-                break;
-            case 7:
-                $calendarData .= "\nDTSTART;VALUE=DATETIME:20100223T060000\n";
-                break;
-
-            // No DTSTART, so intentionally broken
-            case 'X':
-                $calendarData .= "\n";
-                break;
-        }
-
-        $calendarData .= 'ATTENDEE;PARTSTAT=NEEDS-ACTION:mailto:lisa@example.com
-SEQUENCE:2
-END:VEVENT
-END:VCALENDAR';
-
-        return $calendarData;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CalDAV/ValidateICalTest.php b/vendor/sabre/dav/tests/Sabre/CalDAV/ValidateICalTest.php
deleted file mode 100644
index 4e2411391..000000000
--- a/vendor/sabre/dav/tests/Sabre/CalDAV/ValidateICalTest.php
+++ /dev/null
@@ -1,392 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CalDAV;
-
-use Sabre\DAV;
-use Sabre\DAVACL;
-use Sabre\HTTP;
-
-class ValidateICalTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @var DAV\Server
-     */
-    protected $server;
-    /**
-     * @var Sabre\CalDAV\Backend\Mock
-     */
-    protected $calBackend;
-
-    public function setup(): void
-    {
-        $calendars = [
-            [
-                'id' => 'calendar1',
-                'principaluri' => 'principals/admin',
-                'uri' => 'calendar1',
-                '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set' => new Xml\Property\SupportedCalendarComponentSet(['VEVENT', 'VTODO', 'VJOURNAL']),
-            ],
-            [
-                'id' => 'calendar2',
-                'principaluri' => 'principals/admin',
-                'uri' => 'calendar2',
-                '{urn:ietf:params:xml:ns:caldav}supported-calendar-component-set' => new Xml\Property\SupportedCalendarComponentSet(['VTODO', 'VJOURNAL']),
-            ],
-        ];
-
-        $this->calBackend = new Backend\Mock($calendars, []);
-        $principalBackend = new DAVACL\PrincipalBackend\Mock();
-
-        $tree = [
-            new CalendarRoot($principalBackend, $this->calBackend),
-        ];
-
-        $this->server = new DAV\Server($tree);
-        $this->server->sapi = new HTTP\SapiMock();
-        $this->server->debugExceptions = true;
-
-        $plugin = new Plugin();
-        $this->server->addPlugin($plugin);
-
-        $response = new HTTP\ResponseMock();
-        $this->server->httpResponse = $response;
-    }
-
-    /**
-     * @return Sabre\HTTP\ResponseMock
-     */
-    public function request(HTTP\Request $request)
-    {
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        return $this->server->httpResponse;
-    }
-
-    public function testCreateFile()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/calendars/admin/calendar1/blabla.ics',
-        ]);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(415, $response->status);
-    }
-
-    public function testCreateFileValid()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/calendars/admin/calendar1/blabla.ics',
-            ['Prefer' => 'handling=strict']
-        );
-
-        $ics = <<<ICS
-BEGIN:VCALENDAR
-VERSION:2.0
-PRODID:foo
-BEGIN:VEVENT
-UID:foo
-DTSTAMP:20160406T052348Z
-DTSTART:20160706T140000Z
-END:VEVENT
-END:VCALENDAR
-ICS;
-
-        $request->setBody($ics);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(201, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Length' => ['0'],
-            'ETag' => ['"'.md5($ics).'"'],
-        ], $response->getHeaders());
-
-        $expected = [
-            'uri' => 'blabla.ics',
-            'calendardata' => $ics,
-            'calendarid' => 'calendar1',
-            'lastmodified' => null,
-        ];
-
-        $this->assertEquals($expected, $this->calBackend->getCalendarObject('calendar1', 'blabla.ics'));
-    }
-
-    public function testCreateFileNoVersion()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/calendars/admin/calendar1/blabla.ics',
-            ['Prefer' => 'handling=strict']
-        );
-
-        $ics = <<<ICS
-BEGIN:VCALENDAR
-PRODID:foo
-BEGIN:VEVENT
-UID:foo
-DTSTAMP:20160406T052348Z
-DTSTART:20160706T140000Z
-END:VEVENT
-END:VCALENDAR
-ICS;
-
-        $request->setBody($ics);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(415, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-    }
-
-    public function testCreateFileNoVersionFixed()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/calendars/admin/calendar1/blabla.ics',
-            ['Prefer' => 'handling=lenient']
-        );
-
-        $ics = <<<ICS
-BEGIN:VCALENDAR
-PRODID:foo
-BEGIN:VEVENT
-UID:foo
-DTSTAMP:20160406T052348Z
-DTSTART:20160706T140000Z
-END:VEVENT
-END:VCALENDAR
-ICS;
-
-        $request->setBody($ics);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(201, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Length' => ['0'],
-            'X-Sabre-Ew-Gross' => ['iCalendar validation warning: VERSION MUST appear exactly once in a VCALENDAR component'],
-        ], $response->getHeaders());
-
-        $ics = <<<ICS
-BEGIN:VCALENDAR\r
-VERSION:2.0\r
-PRODID:foo\r
-BEGIN:VEVENT\r
-UID:foo\r
-DTSTAMP:20160406T052348Z\r
-DTSTART:20160706T140000Z\r
-END:VEVENT\r
-END:VCALENDAR\r
-
-ICS;
-
-        $expected = [
-            'uri' => 'blabla.ics',
-            'calendardata' => $ics,
-            'calendarid' => 'calendar1',
-            'lastmodified' => null,
-        ];
-
-        $this->assertEquals($expected, $this->calBackend->getCalendarObject('calendar1', 'blabla.ics'));
-    }
-
-    public function testCreateFileNoComponents()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/calendars/admin/calendar1/blabla.ics',
-            ['Prefer' => 'handling=strict']
-        );
-        $ics = <<<ICS
-BEGIN:VCALENDAR
-VERSION:2.0
-PRODID:foo
-END:VCALENDAR
-ICS;
-
-        $request->setBody($ics);
-
-        $response = $this->request($request);
-        $this->assertEquals(403, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-    }
-
-    public function testCreateFileNoUID()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/calendars/admin/calendar1/blabla.ics',
-        ]);
-        $request->setBody("BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-
-        $response = $this->request($request);
-
-        $this->assertEquals(415, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-    }
-
-    public function testCreateFileVCard()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/calendars/admin/calendar1/blabla.ics',
-        ]);
-        $request->setBody("BEGIN:VCARD\r\nEND:VCARD\r\n");
-
-        $response = $this->request($request);
-
-        $this->assertEquals(415, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-    }
-
-    public function testCreateFile2Components()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/calendars/admin/calendar1/blabla.ics',
-        ]);
-        $request->setBody("BEGIN:VCALENDAR\r\nBEGIN:VEVENT\r\nUID:foo\r\nEND:VEVENT\r\nBEGIN:VJOURNAL\r\nUID:foo\r\nEND:VJOURNAL\r\nEND:VCALENDAR\r\n");
-
-        $response = $this->request($request);
-
-        $this->assertEquals(415, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-    }
-
-    public function testCreateFile2UIDS()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/calendars/admin/calendar1/blabla.ics',
-        ]);
-        $request->setBody("BEGIN:VCALENDAR\r\nBEGIN:VTIMEZONE\r\nEND:VTIMEZONE\r\nBEGIN:VEVENT\r\nUID:foo\r\nEND:VEVENT\r\nBEGIN:VEVENT\r\nUID:bar\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-
-        $response = $this->request($request);
-
-        $this->assertEquals(415, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-    }
-
-    public function testCreateFileWrongComponent()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/calendars/admin/calendar1/blabla.ics',
-        ]);
-        $request->setBody("BEGIN:VCALENDAR\r\nBEGIN:VTIMEZONE\r\nEND:VTIMEZONE\r\nBEGIN:VFREEBUSY\r\nUID:foo\r\nEND:VFREEBUSY\r\nEND:VCALENDAR\r\n");
-
-        $response = $this->request($request);
-
-        $this->assertEquals(403, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-    }
-
-    public function testUpdateFile()
-    {
-        $this->calBackend->createCalendarObject('calendar1', 'blabla.ics', 'foo');
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/calendars/admin/calendar1/blabla.ics',
-        ]);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(415, $response->status);
-    }
-
-    public function testUpdateFileParsableBody()
-    {
-        $this->calBackend->createCalendarObject('calendar1', 'blabla.ics', 'foo');
-        $request = new HTTP\Request(
-            'PUT',
-            '/calendars/admin/calendar1/blabla.ics'
-        );
-        $ics = <<<ICS
-BEGIN:VCALENDAR
-VERSION:2.0
-PRODID:foo
-BEGIN:VEVENT
-UID:foo
-DTSTAMP:20160406T052348Z
-DTSTART:20160706T140000Z
-END:VEVENT
-END:VCALENDAR
-ICS;
-
-        $request->setBody($ics);
-        $response = $this->request($request);
-
-        $this->assertEquals(204, $response->status);
-
-        $expected = [
-            'uri' => 'blabla.ics',
-            'calendardata' => $ics,
-            'calendarid' => 'calendar1',
-            'lastmodified' => null,
-        ];
-
-        $this->assertEquals($expected, $this->calBackend->getCalendarObject('calendar1', 'blabla.ics'));
-    }
-
-    public function testCreateFileInvalidComponent()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/calendars/admin/calendar2/blabla.ics',
-        ]);
-        $request->setBody("BEGIN:VCALENDAR\r\nBEGIN:VTIMEZONE\r\nEND:VTIMEZONE\r\nBEGIN:VEVENT\r\nUID:foo\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-
-        $response = $this->request($request);
-
-        $this->assertEquals(403, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-    }
-
-    public function testUpdateFileInvalidComponent()
-    {
-        $this->calBackend->createCalendarObject('calendar2', 'blabla.ics', 'foo');
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/calendars/admin/calendar2/blabla.ics',
-        ]);
-        $request->setBody("BEGIN:VCALENDAR\r\nBEGIN:VTIMEZONE\r\nEND:VTIMEZONE\r\nBEGIN:VEVENT\r\nUID:foo\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n");
-
-        $response = $this->request($request);
-
-        $this->assertEquals(403, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-    }
-
-    /**
-     * What we are testing here, is if we send in a latin1 character, the
-     * server should automatically transform this into UTF-8.
-     *
-     * More importantly. If any transformation happens, the etag must no longer
-     * be returned by the server.
-     */
-    public function testCreateFileModified()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/calendars/admin/calendar1/blabla.ics'
-        );
-        $ics = <<<ICS
-BEGIN:VCALENDAR
-VERSION:2.0
-PRODID:foo
-BEGIN:VEVENT
-UID:foo
-SUMMARY:Meeting in M\xfcnster
-DTSTAMP:20160406T052348Z
-DTSTART:20160706T140000Z
-END:VEVENT
-END:VCALENDAR
-ICS;
-
-        $request->setBody($ics);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(201, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-        $this->assertNull($response->getHeader('ETag'));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/AbstractPluginTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/AbstractPluginTest.php
deleted file mode 100644
index 6565fc459..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/AbstractPluginTest.php
+++ /dev/null
@@ -1,43 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-use Sabre\DAV;
-use Sabre\DAVACL;
-use Sabre\HTTP;
-
-abstract class AbstractPluginTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @var Sabre\CardDAV\Plugin
-     */
-    protected $plugin;
-    /**
-     * @var Sabre\DAV\Server
-     */
-    protected $server;
-    /**
-     * @var Sabre\CardDAV\Backend\Mock;
-     */
-    protected $backend;
-
-    public function setup(): void
-    {
-        $this->backend = new Backend\Mock();
-        $principalBackend = new DAVACL\PrincipalBackend\Mock();
-
-        $tree = [
-            new AddressBookRoot($principalBackend, $this->backend),
-            new DAVACL\PrincipalCollection($principalBackend),
-        ];
-
-        $this->plugin = new Plugin();
-        $this->plugin->directories = ['directory'];
-        $this->server = new DAV\Server($tree);
-        $this->server->sapi = new HTTP\SapiMock();
-        $this->server->addPlugin($this->plugin);
-        $this->server->debugExceptions = true;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/AddressBookQueryTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/AddressBookQueryTest.php
deleted file mode 100644
index a86d85144..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/AddressBookQueryTest.php
+++ /dev/null
@@ -1,351 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class AddressBookQueryTest extends AbstractPluginTest
-{
-    public function testQuery()
-    {
-        $request = new HTTP\Request(
-            'REPORT',
-            '/addressbooks/user1/book1',
-            ['Depth' => '1']
-        );
-
-        $request->setBody(
-'<?xml version="1.0"?>
-<c:addressbook-query xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:carddav">
-    <d:prop>
-      <d:getetag />
-    </d:prop>
-    <c:filter>
-        <c:prop-filter name="uid" />
-    </c:filter>
-</c:addressbook-query>'
-            );
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $bodyAsString = $response->getBodyAsString();
-        $this->assertEquals(207, $response->status, 'Incorrect status code. Full response body:'.$bodyAsString);
-
-        // using the client for parsing
-        $client = new DAV\Client(['baseUri' => '/']);
-
-        $result = $client->parseMultiStatus($bodyAsString);
-
-        $this->assertEquals([
-            '/addressbooks/user1/book1/card1' => [
-                200 => [
-                    '{DAV:}getetag' => '"'.md5("BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD").'"',
-                ],
-             ],
-            '/addressbooks/user1/book1/card2' => [
-                404 => [
-                    '{DAV:}getetag' => null,
-                ],
-            ],
-        ], $result);
-    }
-
-    public function testQueryDepth0()
-    {
-        $request = new HTTP\Request(
-            'REPORT',
-            '/addressbooks/user1/book1/card1',
-            ['Depth' => '0']
-        );
-
-        $request->setBody(
-'<?xml version="1.0"?>
-<c:addressbook-query xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:carddav">
-    <d:prop>
-      <d:getetag />
-    </d:prop>
-    <c:filter>
-        <c:prop-filter name="uid" />
-    </c:filter>
-</c:addressbook-query>'
-            );
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $bodyAsString = $response->getBodyAsString();
-        $this->assertEquals(207, $response->status, 'Incorrect status code. Full response body:'.$bodyAsString);
-
-        // using the client for parsing
-        $client = new DAV\Client(['baseUri' => '/']);
-
-        $result = $client->parseMultiStatus($bodyAsString);
-
-        $this->assertEquals([
-            '/addressbooks/user1/book1/card1' => [
-                200 => [
-                    '{DAV:}getetag' => '"'.md5("BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD").'"',
-                ],
-             ],
-        ], $result);
-    }
-
-    public function testQueryNoMatch()
-    {
-        $request = new HTTP\Request(
-            'REPORT',
-            '/addressbooks/user1/book1',
-            ['Depth' => '1']
-        );
-
-        $request->setBody(
-'<?xml version="1.0"?>
-<c:addressbook-query xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:carddav">
-    <d:prop>
-      <d:getetag />
-    </d:prop>
-    <c:filter>
-        <c:prop-filter name="email" />
-    </c:filter>
-</c:addressbook-query>'
-            );
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $bodyAsString = $response->getBodyAsString();
-        $this->assertEquals(207, $response->status, 'Incorrect status code. Full response body:'.$bodyAsString);
-
-        // using the client for parsing
-        $client = new DAV\Client(['baseUri' => '/']);
-
-        $result = $client->parseMultiStatus($bodyAsString);
-
-        $this->assertEquals([], $result);
-    }
-
-    public function testQueryLimit()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'REQUEST_URI' => '/addressbooks/user1/book1',
-            'HTTP_DEPTH' => '1',
-        ]);
-
-        $request->setBody(
-'<?xml version="1.0"?>
-<c:addressbook-query xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:carddav">
-    <d:prop>
-      <d:getetag />
-    </d:prop>
-    <c:filter>
-        <c:prop-filter name="uid" />
-    </c:filter>
-    <c:limit><c:nresults>1</c:nresults></c:limit>
-</c:addressbook-query>'
-            );
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $bodyAsString = $response->getBodyAsString();
-        $this->assertEquals(207, $response->status, 'Incorrect status code. Full response body:'.$bodyAsString);
-
-        // using the client for parsing
-        $client = new DAV\Client(['baseUri' => '/']);
-
-        $result = $client->parseMultiStatus($bodyAsString);
-
-        $this->assertEquals([
-            '/addressbooks/user1/book1/card1' => [
-                200 => [
-                    '{DAV:}getetag' => '"'.md5("BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD").'"',
-                ],
-             ],
-        ], $result);
-    }
-
-    public function testJson()
-    {
-        $request = new HTTP\Request(
-            'REPORT',
-            '/addressbooks/user1/book1/card1',
-            ['Depth' => '0']
-        );
-
-        $request->setBody(
-'<?xml version="1.0"?>
-<c:addressbook-query xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:carddav">
-    <d:prop>
-      <c:address-data content-type="application/vcard+json" />
-      <d:getetag />
-    </d:prop>
-</c:addressbook-query>'
-            );
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $bodyAsString = $response->getBodyAsString();
-        $this->assertEquals(207, $response->status, 'Incorrect status code. Full response body:'.$bodyAsString);
-
-        // using the client for parsing
-        $client = new DAV\Client(['baseUri' => '/']);
-
-        $result = $client->parseMultiStatus($bodyAsString);
-
-        $vobjVersion = \Sabre\VObject\Version::VERSION;
-
-        $this->assertEquals([
-            '/addressbooks/user1/book1/card1' => [
-                200 => [
-                    '{DAV:}getetag' => '"'.md5("BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD").'"',
-                    '{urn:ietf:params:xml:ns:carddav}address-data' => '["vcard",[["version",{},"text","4.0"],["prodid",{},"text","-\/\/Sabre\/\/Sabre VObject '.$vobjVersion.'\/\/EN"],["uid",{},"text","12345"]]]',
-                ],
-             ],
-        ], $result);
-    }
-
-    public function testVCard4()
-    {
-        $request = new HTTP\Request(
-            'REPORT',
-            '/addressbooks/user1/book1/card1',
-            ['Depth' => '0']
-        );
-
-        $request->setBody(
-'<?xml version="1.0"?>
-<c:addressbook-query xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:carddav">
-    <d:prop>
-      <c:address-data content-type="text/vcard" version="4.0" />
-      <d:getetag />
-    </d:prop>
-</c:addressbook-query>'
-            );
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $bodyAsString = $response->getBodyAsString();
-        $this->assertEquals(207, $response->status, 'Incorrect status code. Full response body:'.$bodyAsString);
-
-        // using the client for parsing
-        $client = new DAV\Client(['baseUri' => '/']);
-
-        $result = $client->parseMultiStatus($bodyAsString);
-
-        $vobjVersion = \Sabre\VObject\Version::VERSION;
-
-        $this->assertEquals([
-            '/addressbooks/user1/book1/card1' => [
-                200 => [
-                    '{DAV:}getetag' => '"'.md5("BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD").'"',
-                    '{urn:ietf:params:xml:ns:carddav}address-data' => "BEGIN:VCARD\r\nVERSION:4.0\r\nPRODID:-//Sabre//Sabre VObject $vobjVersion//EN\r\nUID:12345\r\nEND:VCARD\r\n",
-                ],
-             ],
-        ], $result);
-    }
-
-    public function testAddressBookDepth0()
-    {
-        $request = new HTTP\Request(
-            'REPORT',
-            '/addressbooks/user1/book1',
-            ['Depth' => '0']
-        );
-
-        $request->setBody(
-            '<?xml version="1.0"?>
-<c:addressbook-query xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:carddav">
-    <d:prop>
-      <c:address-data content-type="application/vcard+json" />
-      <d:getetag />
-    </d:prop>
-</c:addressbook-query>'
-        );
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $this->assertEquals(415, $response->status, 'Incorrect status code. Full response body:'.$response->getBodyAsString());
-    }
-
-    public function testAddressBookProperties()
-    {
-        $request = new HTTP\Request(
-            'REPORT',
-            '/addressbooks/user1/book3',
-            ['Depth' => '1']
-        );
-
-        $request->setBody(
-            '<?xml version="1.0"?>
-<c:addressbook-query xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:carddav">
-    <d:prop>
-      <c:address-data>
-          <c:prop name="FN"/>
-          <c:prop name="BDAY"/>
-      </c:address-data>
-      <d:getetag />
-    </d:prop>
-</c:addressbook-query>'
-        );
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $bodyAsString = $response->getBodyAsString();
-        $this->assertEquals(207, $response->status, 'Incorrect status code. Full response body:'.$bodyAsString);
-
-        // using the client for parsing
-        $client = new DAV\Client(['baseUri' => '/']);
-
-        $result = $client->parseMultiStatus($bodyAsString);
-
-        $this->assertEquals([
-            '/addressbooks/user1/book3/card3' => [
-                200 => [
-                    '{DAV:}getetag' => '"'.md5("BEGIN:VCARD\nVERSION:3.0\nUID:12345\nFN:Test-Card\nEMAIL;TYPE=home:bar@example.org\nEND:VCARD").'"',
-                    '{urn:ietf:params:xml:ns:carddav}address-data' => "BEGIN:VCARD\r\nVERSION:3.0\r\nUID:12345\r\nFN:Test-Card\r\nEND:VCARD\r\n",
-                ],
-            ],
-        ], $result);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/AddressBookRootTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/AddressBookRootTest.php
deleted file mode 100644
index c4aff2712..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/AddressBookRootTest.php
+++ /dev/null
@@ -1,31 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-use Sabre\DAVACL;
-
-class AddressBookRootTest extends \PHPUnit\Framework\TestCase
-{
-    public function testGetName()
-    {
-        $pBackend = new DAVACL\PrincipalBackend\Mock();
-        $cBackend = new Backend\Mock();
-        $root = new AddressBookRoot($pBackend, $cBackend);
-        $this->assertEquals('addressbooks', $root->getName());
-    }
-
-    public function testGetChildForPrincipal()
-    {
-        $pBackend = new DAVACL\PrincipalBackend\Mock();
-        $cBackend = new Backend\Mock();
-        $root = new AddressBookRoot($pBackend, $cBackend);
-
-        $children = $root->getChildren();
-        $this->assertEquals(3, count($children));
-
-        $this->assertInstanceOf('Sabre\\CardDAV\\AddressBookHome', $children[0]);
-        $this->assertEquals('user1', $children[0]->getName());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/AddressBookTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/AddressBookTest.php
deleted file mode 100644
index e985c54ff..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/AddressBookTest.php
+++ /dev/null
@@ -1,171 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-use Sabre\DAV\PropPatch;
-
-class AddressBookTest extends \PHPUnit\Framework\TestCase
-{
-    use \Sabre\DAV\DbTestHelperTrait;
-
-    /**
-     * @var Sabre\CardDAV\AddressBook
-     */
-    protected $ab;
-    protected $backend;
-
-    public function setup(): void
-    {
-        $this->backend = new Backend\Mock();
-        $this->ab = new AddressBook(
-            $this->backend,
-            [
-                'uri' => 'book1',
-                'id' => 'foo',
-                '{DAV:}displayname' => 'd-name',
-                'principaluri' => 'principals/user1',
-            ]
-        );
-    }
-
-    public function testGetName()
-    {
-        $this->assertEquals('book1', $this->ab->getName());
-    }
-
-    public function testGetChild()
-    {
-        $card = $this->ab->getChild('card1');
-        $this->assertInstanceOf('Sabre\\CardDAV\\Card', $card);
-        $this->assertEquals('card1', $card->getName());
-    }
-
-    public function testGetChildNotFound()
-    {
-        $this->expectException('Sabre\DAV\Exception\NotFound');
-        $card = $this->ab->getChild('card3');
-    }
-
-    public function testGetChildren()
-    {
-        $cards = $this->ab->getChildren();
-        $this->assertEquals(2, count($cards));
-
-        $this->assertEquals('card1', $cards[0]->getName());
-        $this->assertEquals('card2', $cards[1]->getName());
-    }
-
-    public function testCreateDirectory()
-    {
-        $this->expectException('Sabre\DAV\Exception\MethodNotAllowed');
-        $this->ab->createDirectory('name');
-    }
-
-    public function testCreateFile()
-    {
-        $file = fopen('php://memory', 'r+');
-        fwrite($file, 'foo');
-        rewind($file);
-        $this->ab->createFile('card2', $file);
-
-        $this->assertEquals('foo', $this->backend->cards['foo']['card2']);
-    }
-
-    public function testDelete()
-    {
-        $this->ab->delete();
-        $this->assertEquals(1, count($this->backend->addressBooks));
-    }
-
-    public function testSetName()
-    {
-        $this->expectException('Sabre\DAV\Exception\MethodNotAllowed');
-        $this->ab->setName('foo');
-    }
-
-    public function testGetLastModified()
-    {
-        $this->assertNull($this->ab->getLastModified());
-    }
-
-    public function testUpdateProperties()
-    {
-        $propPatch = new PropPatch([
-            '{DAV:}displayname' => 'barrr',
-        ]);
-        $this->ab->propPatch($propPatch);
-        $this->assertTrue($propPatch->commit());
-
-        $this->assertEquals('barrr', $this->backend->addressBooks[0]['{DAV:}displayname']);
-    }
-
-    public function testGetProperties()
-    {
-        $props = $this->ab->getProperties(['{DAV:}displayname']);
-        $this->assertEquals([
-            '{DAV:}displayname' => 'd-name',
-        ], $props);
-    }
-
-    public function testACLMethods()
-    {
-        $this->assertEquals('principals/user1', $this->ab->getOwner());
-        $this->assertNull($this->ab->getGroup());
-        $this->assertEquals([
-            [
-                'privilege' => '{DAV:}all',
-                'principal' => '{DAV:}owner',
-                'protected' => true,
-            ],
-        ], $this->ab->getACL());
-    }
-
-    public function testSetACL()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $this->ab->setACL([]);
-    }
-
-    public function testGetSupportedPrivilegeSet()
-    {
-        $this->assertNull(
-            $this->ab->getSupportedPrivilegeSet()
-        );
-    }
-
-    public function testGetSyncTokenNoSyncSupport()
-    {
-        $this->assertNull($this->ab->getSyncToken());
-    }
-
-    public function testGetChangesNoSyncSupport()
-    {
-        $this->assertNull($this->ab->getChanges(1, null));
-    }
-
-    public function testGetSyncToken()
-    {
-        $this->driver = 'sqlite';
-        $this->dropTables(['addressbooks', 'cards', 'addressbookchanges']);
-        $this->createSchema('addressbooks');
-        $backend = new Backend\PDO(
-            $this->getPDO()
-        );
-        $ab = new AddressBook($backend, ['id' => 1, '{DAV:}sync-token' => 2]);
-        $this->assertEquals(2, $ab->getSyncToken());
-    }
-
-    public function testGetSyncToken2()
-    {
-        $this->driver = 'sqlite';
-        $this->dropTables(['addressbooks', 'cards', 'addressbookchanges']);
-        $this->createSchema('addressbooks');
-        $backend = new Backend\PDO(
-            $this->getPDO()
-        );
-        $ab = new AddressBook($backend, ['id' => 1, '{http://sabredav.org/ns}sync-token' => 2]);
-        $this->assertEquals(2, $ab->getSyncToken());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/AbstractPDOTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/AbstractPDOTest.php
deleted file mode 100644
index bac3b2b22..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/AbstractPDOTest.php
+++ /dev/null
@@ -1,351 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV\Backend;
-
-use Sabre\CardDAV;
-use Sabre\DAV\PropPatch;
-
-abstract class AbstractPDOTest extends \PHPUnit\Framework\TestCase
-{
-    use \Sabre\DAV\DbTestHelperTrait;
-
-    /**
-     * @var CardDAV\Backend\PDO
-     */
-    protected $backend;
-
-    public function setup(): void
-    {
-        $this->dropTables([
-            'addressbooks',
-            'cards',
-            'addressbookchanges',
-        ]);
-        $this->createSchema('addressbooks');
-        $pdo = $this->getPDO();
-
-        $this->backend = new PDO($pdo);
-        $pdo->exec("INSERT INTO addressbooks (principaluri, displayname, uri, description, synctoken) VALUES ('principals/user1', 'book1', 'book1', 'addressbook 1', 1)");
-        $pdo->exec("INSERT INTO cards (addressbookid, carddata, uri, lastmodified, etag, size) VALUES (1, 'card1', 'card1', 0, '".md5('card1')."', 5)");
-    }
-
-    public function testGetAddressBooksForUser()
-    {
-        $result = $this->backend->getAddressBooksForUser('principals/user1');
-
-        $expected = [
-            [
-                'id' => 1,
-                'uri' => 'book1',
-                'principaluri' => 'principals/user1',
-                '{DAV:}displayname' => 'book1',
-                '{'.CardDAV\Plugin::NS_CARDDAV.'}addressbook-description' => 'addressbook 1',
-                '{http://calendarserver.org/ns/}getctag' => 1,
-                '{http://sabredav.org/ns}sync-token' => 1,
-            ],
-        ];
-
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testUpdateAddressBookInvalidProp()
-    {
-        $propPatch = new PropPatch([
-            '{DAV:}displayname' => 'updated',
-            '{'.CardDAV\Plugin::NS_CARDDAV.'}addressbook-description' => 'updated',
-            '{DAV:}foo' => 'bar',
-        ]);
-
-        $this->backend->updateAddressBook(1, $propPatch);
-        $result = $propPatch->commit();
-
-        $this->assertFalse($result);
-
-        $result = $this->backend->getAddressBooksForUser('principals/user1');
-
-        $expected = [
-            [
-                'id' => 1,
-                'uri' => 'book1',
-                'principaluri' => 'principals/user1',
-                '{DAV:}displayname' => 'book1',
-                '{'.CardDAV\Plugin::NS_CARDDAV.'}addressbook-description' => 'addressbook 1',
-                '{http://calendarserver.org/ns/}getctag' => 1,
-                '{http://sabredav.org/ns}sync-token' => 1,
-            ],
-        ];
-
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testUpdateAddressBookNoProps()
-    {
-        $propPatch = new PropPatch([
-        ]);
-
-        $this->backend->updateAddressBook(1, $propPatch);
-        $result = $propPatch->commit();
-        $this->assertTrue($result);
-
-        $result = $this->backend->getAddressBooksForUser('principals/user1');
-
-        $expected = [
-            [
-                'id' => 1,
-                'uri' => 'book1',
-                'principaluri' => 'principals/user1',
-                '{DAV:}displayname' => 'book1',
-                '{'.CardDAV\Plugin::NS_CARDDAV.'}addressbook-description' => 'addressbook 1',
-                '{http://calendarserver.org/ns/}getctag' => 1,
-                '{http://sabredav.org/ns}sync-token' => 1,
-            ],
-        ];
-
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testUpdateAddressBookSuccess()
-    {
-        $propPatch = new PropPatch([
-            '{DAV:}displayname' => 'updated',
-            '{'.CardDAV\Plugin::NS_CARDDAV.'}addressbook-description' => 'updated',
-        ]);
-
-        $this->backend->updateAddressBook(1, $propPatch);
-        $result = $propPatch->commit();
-
-        $this->assertTrue($result);
-
-        $result = $this->backend->getAddressBooksForUser('principals/user1');
-
-        $expected = [
-            [
-                'id' => 1,
-                'uri' => 'book1',
-                'principaluri' => 'principals/user1',
-                '{DAV:}displayname' => 'updated',
-                '{'.CardDAV\Plugin::NS_CARDDAV.'}addressbook-description' => 'updated',
-                '{http://calendarserver.org/ns/}getctag' => 2,
-                '{http://sabredav.org/ns}sync-token' => 2,
-            ],
-        ];
-
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testDeleteAddressBook()
-    {
-        $this->backend->deleteAddressBook(1);
-
-        $this->assertEquals([], $this->backend->getAddressBooksForUser('principals/user1'));
-    }
-
-    public function testCreateAddressBookUnsupportedProp()
-    {
-        $this->expectException('Sabre\DAV\Exception\BadRequest');
-        $this->backend->createAddressBook('principals/user1', 'book2', [
-            '{DAV:}foo' => 'bar',
-        ]);
-    }
-
-    public function testCreateAddressBookSuccess()
-    {
-        $this->backend->createAddressBook('principals/user1', 'book2', [
-            '{DAV:}displayname' => 'book2',
-            '{'.CardDAV\Plugin::NS_CARDDAV.'}addressbook-description' => 'addressbook 2',
-        ]);
-
-        $expected = [
-            [
-                'id' => 1,
-                'uri' => 'book1',
-                'principaluri' => 'principals/user1',
-                '{DAV:}displayname' => 'book1',
-                '{'.CardDAV\Plugin::NS_CARDDAV.'}addressbook-description' => 'addressbook 1',
-                '{http://calendarserver.org/ns/}getctag' => 1,
-                '{http://sabredav.org/ns}sync-token' => 1,
-            ],
-            [
-                'id' => 2,
-                'uri' => 'book2',
-                'principaluri' => 'principals/user1',
-                '{DAV:}displayname' => 'book2',
-                '{'.CardDAV\Plugin::NS_CARDDAV.'}addressbook-description' => 'addressbook 2',
-                '{http://calendarserver.org/ns/}getctag' => 1,
-                '{http://sabredav.org/ns}sync-token' => 1,
-            ],
-        ];
-        $result = $this->backend->getAddressBooksForUser('principals/user1');
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testGetCards()
-    {
-        $result = $this->backend->getCards(1);
-
-        $expected = [
-            [
-                'id' => 1,
-                'uri' => 'card1',
-                'lastmodified' => 0,
-                'etag' => '"'.md5('card1').'"',
-                'size' => 5,
-            ],
-        ];
-
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testGetCard()
-    {
-        $result = $this->backend->getCard(1, 'card1');
-
-        $expected = [
-            'id' => 1,
-            'uri' => 'card1',
-            'carddata' => 'card1',
-            'lastmodified' => 0,
-            'etag' => '"'.md5('card1').'"',
-            'size' => 5,
-        ];
-
-        if (is_resource($result['carddata'])) {
-            $result['carddata'] = stream_get_contents($result['carddata']);
-        }
-
-        $this->assertEquals($expected, $result);
-    }
-
-    /**
-     * @depends testGetCard
-     */
-    public function testCreateCard()
-    {
-        $result = $this->backend->createCard(1, 'card2', 'data2');
-        $this->assertEquals('"'.md5('data2').'"', $result);
-        $result = $this->backend->getCard(1, 'card2');
-        $this->assertEquals(2, $result['id']);
-        $this->assertEquals('card2', $result['uri']);
-        if (is_resource($result['carddata'])) {
-            $result['carddata'] = stream_get_contents($result['carddata']);
-        }
-        $this->assertEquals('data2', $result['carddata']);
-    }
-
-    /**
-     * @depends testCreateCard
-     */
-    public function testGetMultiple()
-    {
-        $result = $this->backend->createCard(1, 'card2', 'data2');
-        $result = $this->backend->createCard(1, 'card3', 'data3');
-        $check = [
-            [
-                'id' => 1,
-                'uri' => 'card1',
-                'carddata' => 'card1',
-                'lastmodified' => 0,
-            ],
-            [
-                'id' => 2,
-                'uri' => 'card2',
-                'carddata' => 'data2',
-                'lastmodified' => time(),
-            ],
-            [
-                'id' => 3,
-                'uri' => 'card3',
-                'carddata' => 'data3',
-                'lastmodified' => time(),
-            ],
-        ];
-
-        $result = $this->backend->getMultipleCards(1, ['card1', 'card2', 'card3']);
-
-        foreach ($check as $index => $node) {
-            foreach ($node as $k => $v) {
-                $expected = $v;
-                $actual = $result[$index][$k];
-
-                switch ($k) {
-                    case 'lastmodified':
-                        $this->assertIsInt($actual);
-                        break;
-                    case 'carddata':
-                        if (is_resource($actual)) {
-                            $actual = stream_get_contents($actual);
-                        }
-                        // no break intended.
-                    default:
-                        $this->assertEquals($expected, $actual);
-                        break;
-                }
-            }
-        }
-    }
-
-    /**
-     * @depends testGetCard
-     */
-    public function testUpdateCard()
-    {
-        $result = $this->backend->updateCard(1, 'card1', 'newdata');
-        $this->assertEquals('"'.md5('newdata').'"', $result);
-
-        $result = $this->backend->getCard(1, 'card1');
-        $this->assertEquals(1, $result['id']);
-        if (is_resource($result['carddata'])) {
-            $result['carddata'] = stream_get_contents($result['carddata']);
-        }
-        $this->assertEquals('newdata', $result['carddata']);
-    }
-
-    /**
-     * @depends testGetCard
-     */
-    public function testDeleteCard()
-    {
-        $this->backend->deleteCard(1, 'card1');
-        $result = $this->backend->getCard(1, 'card1');
-        $this->assertFalse($result);
-    }
-
-    public function testGetChanges()
-    {
-        $backend = $this->backend;
-        $id = $backend->createAddressBook(
-            'principals/user1',
-            'bla',
-            []
-        );
-        $result = $backend->getChangesForAddressBook($id, null, 1);
-
-        $this->assertEquals([
-            'syncToken' => 1,
-            'added' => [],
-            'modified' => [],
-            'deleted' => [],
-        ], $result);
-
-        $currentToken = $result['syncToken'];
-
-        $dummyCard = "BEGIN:VCARD\r\nEND:VCARD\r\n";
-
-        $backend->createCard($id, 'card1.ics', $dummyCard);
-        $backend->createCard($id, 'card2.ics', $dummyCard);
-        $backend->createCard($id, 'card3.ics', $dummyCard);
-        $backend->updateCard($id, 'card1.ics', $dummyCard);
-        $backend->deleteCard($id, 'card2.ics');
-
-        $result = $backend->getChangesForAddressBook($id, $currentToken, 1);
-
-        $this->assertEquals([
-            'syncToken' => 6,
-            'modified' => ['card1.ics'],
-            'deleted' => ['card2.ics'],
-            'added' => ['card3.ics'],
-        ], $result);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/Mock.php b/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/Mock.php
deleted file mode 100644
index 630465cc8..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/Mock.php
+++ /dev/null
@@ -1,257 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV\Backend;
-
-class Mock extends AbstractBackend
-{
-    public $addressBooks;
-    public $cards;
-
-    public function __construct($addressBooks = null, $cards = null)
-    {
-        $this->addressBooks = $addressBooks;
-        $this->cards = $cards;
-
-        if (is_null($this->addressBooks)) {
-            $this->addressBooks = [
-                [
-                    'id' => 'foo',
-                    'uri' => 'book1',
-                    'principaluri' => 'principals/user1',
-                    '{DAV:}displayname' => 'd-name',
-                ],
-                [
-                    'id' => 'bar',
-                    'uri' => 'book3',
-                    'principaluri' => 'principals/user1',
-                    '{DAV:}displayname' => 'd-name',
-                ],
-            ];
-
-            $card2 = fopen('php://memory', 'r+');
-            fwrite($card2, "BEGIN:VCARD\nVERSION:3.0\nUID:45678\nEND:VCARD");
-            rewind($card2);
-            $this->cards = [
-                'foo' => [
-                    'card1' => "BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD",
-                    'card2' => $card2,
-                ],
-                'bar' => [
-                    'card3' => "BEGIN:VCARD\nVERSION:3.0\nUID:12345\nFN:Test-Card\nEMAIL;TYPE=home:bar@example.org\nEND:VCARD",
-                ],
-            ];
-        }
-    }
-
-    public function getAddressBooksForUser($principalUri)
-    {
-        $books = [];
-        foreach ($this->addressBooks as $book) {
-            if ($book['principaluri'] === $principalUri) {
-                $books[] = $book;
-            }
-        }
-
-        return $books;
-    }
-
-    /**
-     * Updates properties for an address book.
-     *
-     * The list of mutations is stored in a Sabre\DAV\PropPatch object.
-     * To do the actual updates, you must tell this object which properties
-     * you're going to process with the handle() method.
-     *
-     * Calling the handle method is like telling the PropPatch object "I
-     * promise I can handle updating this property".
-     *
-     * Read the PropPatch documentation for more info and examples.
-     *
-     * @param string $addressBookId
-     */
-    public function updateAddressBook($addressBookId, \Sabre\DAV\PropPatch $propPatch)
-    {
-        foreach ($this->addressBooks as &$book) {
-            if ($book['id'] !== $addressBookId) {
-                continue;
-            }
-
-            $propPatch->handleRemaining(function ($mutations) use (&$book) {
-                foreach ($mutations as $key => $value) {
-                    $book[$key] = $value;
-                }
-
-                return true;
-            });
-        }
-    }
-
-    public function createAddressBook($principalUri, $url, array $properties)
-    {
-        $this->addressBooks[] = array_merge($properties, [
-            'id' => $url,
-            'uri' => $url,
-            'principaluri' => $principalUri,
-        ]);
-    }
-
-    public function deleteAddressBook($addressBookId)
-    {
-        foreach ($this->addressBooks as $key => $value) {
-            if ($value['id'] === $addressBookId) {
-                unset($this->addressBooks[$key]);
-            }
-        }
-        unset($this->cards[$addressBookId]);
-    }
-
-    /**
-     * Returns all cards for a specific addressbook id.
-     *
-     * This method should return the following properties for each card:
-     *   * carddata - raw vcard data
-     *   * uri - Some unique url
-     *   * lastmodified - A unix timestamp
-     *
-     * It's recommended to also return the following properties:
-     *   * etag - A unique etag. This must change every time the card changes.
-     *   * size - The size of the card in bytes.
-     *
-     * If these last two properties are provided, less time will be spent
-     * calculating them. If they are specified, you can also ommit carddata.
-     * This may speed up certain requests, especially with large cards.
-     *
-     * @param mixed $addressBookId
-     *
-     * @return array
-     */
-    public function getCards($addressBookId)
-    {
-        $cards = [];
-        foreach ($this->cards[$addressBookId] as $uri => $data) {
-            if (is_resource($data)) {
-                $cards[] = [
-                    'uri' => $uri,
-                    'carddata' => $data,
-                ];
-            } else {
-                $cards[] = [
-                    'uri' => $uri,
-                    'carddata' => $data,
-                    'etag' => '"'.md5($data).'"',
-                    'size' => strlen($data),
-                ];
-            }
-        }
-
-        return $cards;
-    }
-
-    /**
-     * Returns a specfic card.
-     *
-     * The same set of properties must be returned as with getCards. The only
-     * exception is that 'carddata' is absolutely required.
-     *
-     * If the card does not exist, you must return false.
-     *
-     * @param mixed  $addressBookId
-     * @param string $cardUri
-     *
-     * @return array
-     */
-    public function getCard($addressBookId, $cardUri)
-    {
-        if (!isset($this->cards[$addressBookId][$cardUri])) {
-            return false;
-        }
-
-        $data = $this->cards[$addressBookId][$cardUri];
-
-        return [
-            'uri' => $cardUri,
-            'carddata' => $data,
-            'etag' => '"'.md5($data).'"',
-            'size' => strlen($data),
-        ];
-    }
-
-    /**
-     * Creates a new card.
-     *
-     * The addressbook id will be passed as the first argument. This is the
-     * same id as it is returned from the getAddressBooksForUser method.
-     *
-     * The cardUri is a base uri, and doesn't include the full path. The
-     * cardData argument is the vcard body, and is passed as a string.
-     *
-     * It is possible to return an ETag from this method. This ETag is for the
-     * newly created resource, and must be enclosed with double quotes (that
-     * is, the string itself must contain the double quotes).
-     *
-     * You should only return the ETag if you store the carddata as-is. If a
-     * subsequent GET request on the same card does not have the same body,
-     * byte-by-byte and you did return an ETag here, clients tend to get
-     * confused.
-     *
-     * If you don't return an ETag, you can just return null.
-     *
-     * @param mixed  $addressBookId
-     * @param string $cardUri
-     * @param string $cardData
-     *
-     * @return string|null
-     */
-    public function createCard($addressBookId, $cardUri, $cardData)
-    {
-        if (is_resource($cardData)) {
-            $cardData = stream_get_contents($cardData);
-        }
-        $this->cards[$addressBookId][$cardUri] = $cardData;
-
-        return '"'.md5($cardData).'"';
-    }
-
-    /**
-     * Updates a card.
-     *
-     * The addressbook id will be passed as the first argument. This is the
-     * same id as it is returned from the getAddressBooksForUser method.
-     *
-     * The cardUri is a base uri, and doesn't include the full path. The
-     * cardData argument is the vcard body, and is passed as a string.
-     *
-     * It is possible to return an ETag from this method. This ETag should
-     * match that of the updated resource, and must be enclosed with double
-     * quotes (that is: the string itself must contain the actual quotes).
-     *
-     * You should only return the ETag if you store the carddata as-is. If a
-     * subsequent GET request on the same card does not have the same body,
-     * byte-by-byte and you did return an ETag here, clients tend to get
-     * confused.
-     *
-     * If you don't return an ETag, you can just return null.
-     *
-     * @param mixed  $addressBookId
-     * @param string $cardUri
-     * @param string $cardData
-     *
-     * @return string|null
-     */
-    public function updateCard($addressBookId, $cardUri, $cardData)
-    {
-        if (is_resource($cardData)) {
-            $cardData = stream_get_contents($cardData);
-        }
-        $this->cards[$addressBookId][$cardUri] = $cardData;
-
-        return '"'.md5($cardData).'"';
-    }
-
-    public function deleteCard($addressBookId, $cardUri)
-    {
-        unset($this->cards[$addressBookId][$cardUri]);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/PDOMySQLTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/PDOMySQLTest.php
deleted file mode 100644
index 718eec6be..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/PDOMySQLTest.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV\Backend;
-
-class PDOMySQLTest extends AbstractPDOTest
-{
-    public $driver = 'mysql';
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/PDOSqliteTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/PDOSqliteTest.php
deleted file mode 100644
index b16a00ce2..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/Backend/PDOSqliteTest.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV\Backend;
-
-class PDOSqliteTest extends AbstractPDOTest
-{
-    public $driver = 'sqlite';
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/CardTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/CardTest.php
deleted file mode 100644
index 1de10b719..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/CardTest.php
+++ /dev/null
@@ -1,194 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-class CardTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @var Sabre\CardDAV\Card
-     */
-    protected $card;
-    /**
-     * @var Sabre\CardDAV\MockBackend
-     */
-    protected $backend;
-
-    public function setup(): void
-    {
-        $this->backend = new Backend\Mock();
-        $this->card = new Card(
-            $this->backend,
-            [
-                'uri' => 'book1',
-                'id' => 'foo',
-                'principaluri' => 'principals/user1',
-            ],
-            [
-                'uri' => 'card1',
-                'addressbookid' => 'foo',
-                'carddata' => 'card',
-            ]
-        );
-    }
-
-    public function testGet()
-    {
-        $result = $this->card->get();
-        $this->assertEquals('card', $result);
-    }
-
-    public function testGet2()
-    {
-        $this->card = new Card(
-            $this->backend,
-            [
-                'uri' => 'book1',
-                'id' => 'foo',
-                'principaluri' => 'principals/user1',
-            ],
-            [
-                'uri' => 'card1',
-                'addressbookid' => 'foo',
-            ]
-        );
-        $result = $this->card->get();
-        $this->assertEquals("BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD", $result);
-    }
-
-    /**
-     * @depends testGet
-     */
-    public function testPut()
-    {
-        $file = fopen('php://memory', 'r+');
-        fwrite($file, 'newdata');
-        rewind($file);
-        $this->card->put($file);
-        $result = $this->card->get();
-        $this->assertEquals('newdata', $result);
-    }
-
-    public function testDelete()
-    {
-        $this->card->delete();
-        $this->assertEquals(1, count($this->backend->cards['foo']));
-    }
-
-    public function testGetContentType()
-    {
-        $this->assertEquals('text/vcard; charset=utf-8', $this->card->getContentType());
-    }
-
-    public function testGetETag()
-    {
-        $this->assertEquals('"'.md5('card').'"', $this->card->getETag());
-    }
-
-    public function testGetETag2()
-    {
-        $card = new Card(
-            $this->backend,
-            [
-                'uri' => 'book1',
-                'id' => 'foo',
-                'principaluri' => 'principals/user1',
-            ],
-            [
-                'uri' => 'card1',
-                'addressbookid' => 'foo',
-                'carddata' => 'card',
-                'etag' => '"blabla"',
-            ]
-        );
-        $this->assertEquals('"blabla"', $card->getETag());
-    }
-
-    public function testGetLastModified()
-    {
-        $this->assertEquals(null, $this->card->getLastModified());
-    }
-
-    public function testGetSize()
-    {
-        $this->assertEquals(4, $this->card->getSize());
-        $this->assertEquals(4, $this->card->getSize());
-    }
-
-    public function testGetSize2()
-    {
-        $card = new Card(
-            $this->backend,
-            [
-                'uri' => 'book1',
-                'id' => 'foo',
-                'principaluri' => 'principals/user1',
-            ],
-            [
-                'uri' => 'card1',
-                'addressbookid' => 'foo',
-                'etag' => '"blabla"',
-                'size' => 4,
-            ]
-        );
-        $this->assertEquals(4, $card->getSize());
-    }
-
-    public function testACLMethods()
-    {
-        $this->assertEquals('principals/user1', $this->card->getOwner());
-        $this->assertNull($this->card->getGroup());
-        $this->assertEquals([
-            [
-                'privilege' => '{DAV:}all',
-                'principal' => 'principals/user1',
-                'protected' => true,
-            ],
-        ], $this->card->getACL());
-    }
-
-    public function testOverrideACL()
-    {
-        $card = new Card(
-            $this->backend,
-            [
-                'uri' => 'book1',
-                'id' => 'foo',
-                'principaluri' => 'principals/user1',
-            ],
-            [
-                'uri' => 'card1',
-                'addressbookid' => 'foo',
-                'carddata' => 'card',
-                'acl' => [
-                    [
-                        'privilege' => '{DAV:}read',
-                        'principal' => 'principals/user1',
-                        'protected' => true,
-                    ],
-                ],
-            ]
-        );
-        $this->assertEquals([
-            [
-                'privilege' => '{DAV:}read',
-                'principal' => 'principals/user1',
-                'protected' => true,
-            ],
-        ], $card->getACL());
-    }
-
-    public function testSetACL()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $this->card->setACL([]);
-    }
-
-    public function testGetSupportedPrivilegeSet()
-    {
-        $this->assertNull(
-            $this->card->getSupportedPrivilegeSet()
-        );
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/IDirectoryTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/IDirectoryTest.php
deleted file mode 100644
index 760749f6c..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/IDirectoryTest.php
+++ /dev/null
@@ -1,28 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-use Sabre\DAV;
-
-class IDirectoryTest extends \PHPUnit\Framework\TestCase
-{
-    public function testResourceType()
-    {
-        $tree = [
-            new DirectoryMock('directory'),
-        ];
-
-        $server = new DAV\Server($tree);
-        $plugin = new Plugin();
-        $server->addPlugin($plugin);
-
-        $props = $server->getProperties('directory', ['{DAV:}resourcetype']);
-        $this->assertTrue($props['{DAV:}resourcetype']->is('{'.Plugin::NS_CARDDAV.'}directory'));
-    }
-}
-
-class DirectoryMock extends DAV\SimpleCollection implements IDirectory
-{
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/MultiGetTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/MultiGetTest.php
deleted file mode 100644
index ac0cd5e91..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/MultiGetTest.php
+++ /dev/null
@@ -1,99 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class MultiGetTest extends AbstractPluginTest
-{
-    public function testMultiGet()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'REQUEST_URI' => '/addressbooks/user1/book1',
-        ]);
-
-        $request->setBody(
-'<?xml version="1.0"?>
-<c:addressbook-multiget xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:carddav">
-    <d:prop>
-      <d:getetag />
-      <c:address-data />
-    </d:prop>
-    <d:href>/addressbooks/user1/book1/card1</d:href>
-</c:addressbook-multiget>'
-            );
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $bodyAsString = $response->getBodyAsString();
-        $this->assertEquals(207, $response->status, 'Incorrect status code. Full response body:'.$bodyAsString);
-
-        // using the client for parsing
-        $client = new DAV\Client(['baseUri' => '/']);
-
-        $result = $client->parseMultiStatus($bodyAsString);
-
-        $this->assertEquals([
-            '/addressbooks/user1/book1/card1' => [
-                200 => [
-                    '{DAV:}getetag' => '"'.md5("BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD").'"',
-                    '{urn:ietf:params:xml:ns:carddav}address-data' => "BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD",
-                ],
-            ],
-        ], $result);
-    }
-
-    public function testMultiGetVCard4()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'REPORT',
-            'REQUEST_URI' => '/addressbooks/user1/book1',
-        ]);
-
-        $request->setBody(
-'<?xml version="1.0"?>
-<c:addressbook-multiget xmlns:d="DAV:" xmlns:c="urn:ietf:params:xml:ns:carddav">
-    <d:prop>
-      <d:getetag />
-      <c:address-data content-type="text/vcard" version="4.0" />
-    </d:prop>
-    <d:href>/addressbooks/user1/book1/card1</d:href>
-</c:addressbook-multiget>'
-            );
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $bodyAsString = $response->getBodyAsString();
-        $this->assertEquals(207, $response->status, 'Incorrect status code. Full response body:'.$bodyAsString);
-
-        // using the client for parsing
-        $client = new DAV\Client(['baseUri' => '/']);
-
-        $result = $client->parseMultiStatus($bodyAsString);
-
-        $prodId = 'PRODID:-//Sabre//Sabre VObject '.\Sabre\VObject\Version::VERSION.'//EN';
-
-        $this->assertEquals([
-            '/addressbooks/user1/book1/card1' => [
-                200 => [
-                    '{DAV:}getetag' => '"'.md5("BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD").'"',
-                    '{urn:ietf:params:xml:ns:carddav}address-data' => "BEGIN:VCARD\r\nVERSION:4.0\r\n$prodId\r\nUID:12345\r\nEND:VCARD\r\n",
-                ],
-            ],
-        ], $result);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/PluginTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/PluginTest.php
deleted file mode 100644
index b5a68dc48..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/PluginTest.php
+++ /dev/null
@@ -1,101 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-use Sabre\DAV;
-
-class PluginTest extends AbstractPluginTest
-{
-    public function testConstruct()
-    {
-        $this->assertEquals('{'.Plugin::NS_CARDDAV.'}addressbook', $this->server->resourceTypeMapping['Sabre\\CardDAV\\IAddressBook']);
-
-        $this->assertTrue(in_array('addressbook', $this->plugin->getFeatures()));
-        $this->assertEquals('carddav', $this->plugin->getPluginInfo()['name']);
-    }
-
-    public function testSupportedReportSet()
-    {
-        $this->assertEquals([
-            '{'.Plugin::NS_CARDDAV.'}addressbook-multiget',
-            '{'.Plugin::NS_CARDDAV.'}addressbook-query',
-        ], $this->plugin->getSupportedReportSet('addressbooks/user1/book1'));
-    }
-
-    public function testSupportedReportSetEmpty()
-    {
-        $this->assertEquals([
-        ], $this->plugin->getSupportedReportSet(''));
-    }
-
-    public function testAddressBookHomeSet()
-    {
-        $result = $this->server->getProperties('principals/user1', ['{'.Plugin::NS_CARDDAV.'}addressbook-home-set']);
-
-        $this->assertEquals(1, count($result));
-        $this->assertTrue(isset($result['{'.Plugin::NS_CARDDAV.'}addressbook-home-set']));
-        $this->assertEquals('addressbooks/user1/', $result['{'.Plugin::NS_CARDDAV.'}addressbook-home-set']->getHref());
-    }
-
-    public function testDirectoryGateway()
-    {
-        $result = $this->server->getProperties('principals/user1', ['{'.Plugin::NS_CARDDAV.'}directory-gateway']);
-
-        $this->assertEquals(1, count($result));
-        $this->assertTrue(isset($result['{'.Plugin::NS_CARDDAV.'}directory-gateway']));
-        $this->assertEquals(['directory'], $result['{'.Plugin::NS_CARDDAV.'}directory-gateway']->getHrefs());
-    }
-
-    public function testReportPassThrough()
-    {
-        $this->assertNull($this->plugin->report('{DAV:}foo', new \DomDocument(), ''));
-    }
-
-    public function testHTMLActionsPanel()
-    {
-        $output = '';
-        $r = $this->server->emit('onHTMLActionsPanel', [$this->server->tree->getNodeForPath('addressbooks/user1'), &$output]);
-        $this->assertFalse($r);
-
-        $this->assertTrue((bool) strpos($output, 'Display name'));
-    }
-
-    public function testAddressbookPluginProperties()
-    {
-        $ns = '{'.Plugin::NS_CARDDAV.'}';
-        $propFind = new DAV\PropFind('addressbooks/user1/book1', [
-            $ns.'supported-address-data',
-            $ns.'supported-collation-set',
-        ]);
-        $node = $this->server->tree->getNodeForPath('addressbooks/user1/book1');
-        $this->plugin->propFindEarly($propFind, $node);
-
-        $this->assertInstanceOf(
-            'Sabre\\CardDAV\\Xml\\Property\\SupportedAddressData',
-            $propFind->get($ns.'supported-address-data')
-        );
-        $this->assertInstanceOf(
-            'Sabre\\CardDAV\\Xml\\Property\\SupportedCollationSet',
-            $propFind->get($ns.'supported-collation-set')
-        );
-    }
-
-    public function testGetTransform()
-    {
-        $request = new \Sabre\HTTP\Request('GET', '/addressbooks/user1/book1/card1', ['Accept' => 'application/vcard+json']);
-        $response = new \Sabre\HTTP\ResponseMock();
-        $this->server->invokeMethod($request, $response);
-
-        $this->assertEquals(200, $response->getStatus());
-    }
-
-    public function testGetWithoutContentType()
-    {
-        $request = new \Sabre\HTTP\Request('GET', '/');
-        $response = new \Sabre\HTTP\ResponseMock();
-        $this->plugin->httpAfterGet($request, $response);
-        $this->assertTrue(true);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/SogoStripContentTypeTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/SogoStripContentTypeTest.php
deleted file mode 100644
index 8d045569c..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/SogoStripContentTypeTest.php
+++ /dev/null
@@ -1,67 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-use Sabre\DAV\PropFind;
-use Sabre\HTTP;
-
-class SogoStripContentTypeTest extends \Sabre\DAVServerTest
-{
-    protected $setupCardDAV = true;
-    protected $carddavAddressBooks = [
-        [
-            'id' => 1,
-            'uri' => 'book1',
-            'principaluri' => 'principals/user1',
-        ],
-    ];
-    protected $carddavCards = [
-        1 => [
-            'card1.vcf' => "BEGIN:VCARD\nVERSION:3.0\nUID:12345\nEND:VCARD",
-        ],
-    ];
-
-    public function testDontStrip()
-    {
-        $result = $this->server->getProperties('addressbooks/user1/book1/card1.vcf', ['{DAV:}getcontenttype']);
-        $this->assertEquals([
-            '{DAV:}getcontenttype' => 'text/vcard; charset=utf-8',
-        ], $result);
-    }
-
-    public function testStrip()
-    {
-        $this->server->httpRequest = new HTTP\Request('GET', '/', [
-            'User-Agent' => 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:10.0.2) Gecko/20120216 Thunderbird/10.0.2 Lightning/1.2.1',
-        ]);
-        $result = $this->server->getProperties('addressbooks/user1/book1/card1.vcf', ['{DAV:}getcontenttype']);
-        $this->assertEquals([
-            '{DAV:}getcontenttype' => 'text/x-vcard',
-        ], $result);
-    }
-
-    public function testDontTouchOtherMimeTypes()
-    {
-        $this->server->httpRequest = new HTTP\Request('GET', '/addressbooks/user1/book1/card1.vcf', [
-            'User-Agent' => 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:10.0.2) Gecko/20120216 Thunderbird/10.0.2 Lightning/1.2.1',
-        ]);
-
-        $propFind = new PropFind('hello', ['{DAV:}getcontenttype']);
-        $propFind->set('{DAV:}getcontenttype', 'text/plain');
-        $this->carddavPlugin->propFindLate($propFind, new \Sabre\DAV\SimpleCollection('foo'));
-        $this->assertEquals('text/plain', $propFind->get('{DAV:}getcontenttype'));
-    }
-
-    public function testStripWithoutGetContentType()
-    {
-        $this->server->httpRequest = new HTTP\Request('GET', '/addressbooks/user1/book1/card1.vcf', [
-            'User-Agent' => 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:10.0.2) Gecko/20120216 Thunderbird/10.0.2 Lightning/1.2.1',
-        ]);
-
-        $propFind = new PropFind('hello', ['{DAV:}getcontenttype']);
-        $this->carddavPlugin->propFindLate($propFind, new \Sabre\DAV\SimpleCollection('foo'));
-        $this->assertEquals(null, $propFind->get('{DAV:}getcontenttype')); // Property not present
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/VCFExportTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/VCFExportTest.php
deleted file mode 100644
index 546a4ccfb..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/VCFExportTest.php
+++ /dev/null
@@ -1,130 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-use Sabre\HTTP;
-
-class VCFExportTest extends \Sabre\DAVServerTest
-{
-    protected $setupCardDAV = true;
-    protected $autoLogin = 'user1';
-    protected $setupACL = true;
-
-    protected $carddavAddressBooks = [
-        [
-            'id' => 'book1',
-            'uri' => 'book1',
-            'principaluri' => 'principals/user1',
-        ],
-    ];
-    protected $carddavCards = [
-        'book1' => [
-            'card1' => "BEGIN:VCARD\r\nFN:Person1\r\nEND:VCARD\r\n",
-            'card2' => "BEGIN:VCARD\r\nFN:Person2\r\nEND:VCARD",
-            'card3' => "BEGIN:VCARD\r\nFN:Person3\r\nEND:VCARD\r\n",
-            'card4' => "BEGIN:VCARD\nFN:Person4\nEND:VCARD\n",
-        ],
-    ];
-
-    public function setup(): void
-    {
-        parent::setUp();
-        $plugin = new VCFExportPlugin();
-        $this->server->addPlugin(
-            $plugin
-        );
-    }
-
-    public function testSimple()
-    {
-        $plugin = $this->server->getPlugin('vcf-export');
-        $this->assertInstanceOf('Sabre\\CardDAV\\VCFExportPlugin', $plugin);
-
-        $this->assertEquals(
-            'vcf-export',
-            $plugin->getPluginInfo()['name']
-        );
-    }
-
-    public function testExport()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_URI' => '/addressbooks/user1/book1?export',
-            'QUERY_STRING' => 'export',
-            'REQUEST_METHOD' => 'GET',
-        ]);
-
-        $response = $this->request($request);
-        $this->assertEquals(200, $response->status, $response->getBodyAsString());
-
-        $expected = 'BEGIN:VCARD
-FN:Person1
-END:VCARD
-BEGIN:VCARD
-FN:Person2
-END:VCARD
-BEGIN:VCARD
-FN:Person3
-END:VCARD
-BEGIN:VCARD
-FN:Person4
-END:VCARD
-';
-        // We actually expected windows line endings
-        $expected = str_replace("\n", "\r\n", $expected);
-
-        $this->assertEquals($expected, $response->getBodyAsString());
-    }
-
-    public function testBrowserIntegration()
-    {
-        $plugin = $this->server->getPlugin('vcf-export');
-        $actions = '';
-        $addressbook = new AddressBook($this->carddavBackend, []);
-        $this->server->emit('browserButtonActions', ['/foo', $addressbook, &$actions]);
-        $this->assertStringContainsString('/foo?export', $actions);
-    }
-
-    public function testContentDisposition()
-    {
-        $request = new HTTP\Request(
-            'GET',
-            '/addressbooks/user1/book1?export'
-        );
-
-        $response = $this->request($request, 200);
-        $this->assertEquals('text/directory', $response->getHeader('Content-Type'));
-        $this->assertEquals(
-            'attachment; filename="book1-'.date('Y-m-d').'.vcf"',
-            $response->getHeader('Content-Disposition')
-        );
-    }
-
-    public function testContentDispositionBadChars()
-    {
-        $this->carddavBackend->createAddressBook(
-            'principals/user1',
-            'book-b_ad"(ch)ars',
-            []
-        );
-        $this->carddavBackend->createCard(
-            'book-b_ad"(ch)ars',
-            'card1',
-            "BEGIN:VCARD\r\nFN:Person1\r\nEND:VCARD\r\n"
-        );
-
-        $request = new HTTP\Request(
-            'GET',
-            '/addressbooks/user1/book-b_ad"(ch)ars?export'
-        );
-
-        $response = $this->request($request, 200);
-        $this->assertEquals('text/directory', $response->getHeader('Content-Type'));
-        $this->assertEquals(
-            'attachment; filename="book-b_adchars-'.date('Y-m-d').'.vcf"',
-            $response->getHeader('Content-Disposition')
-        );
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/ValidateFilterTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/ValidateFilterTest.php
deleted file mode 100644
index de7de19cd..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/ValidateFilterTest.php
+++ /dev/null
@@ -1,204 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-class ValidateFilterTest extends AbstractPluginTest
-{
-    /**
-     * @param string      $input
-     * @param array       $filters
-     * @param string      $test
-     * @param bool        $result
-     * @param string|null $message
-     * @dataProvider data
-     */
-    public function testFilter($input, $filters, $test, $result, $message = '')
-    {
-        if ($result) {
-            $this->assertTrue($this->plugin->validateFilters($input, $filters, $test), $message);
-        } else {
-            $this->assertFalse($this->plugin->validateFilters($input, $filters, $test), $message);
-        }
-    }
-
-    public function data()
-    {
-        $body1 = <<<HELLO
-BEGIN:VCARD
-VERSION:3.0
-ORG:Company;
-TITLE:Title
-TEL;TYPE=IPHONE;TYPE=pref:(222) 22 22 22
-TEL;TYPE=HOME:(33) 333 66 66
-TEL;TYPE=WORK:(444) 44 44 44
-TEL;TYPE=MAIN:(55) 555 55 55
-ITEM4.TEL:(111) 11 11 11
-ITEM5.TEL:(6) 66 66 66 66
-ITEM6.TEL:(77) 777 77 77
-UID:3151DE6A-BC35-4612-B340-B53A034A2B27
-ITEM1.EMAIL:1111@111.com
-ITEM2.EMAIL:bbbbb@bbbb.com
-ITEM3.EMAIL:ccccc@ccccc.com
-FN:First Last
-N:Last;First;Middle;Dr
-BDAY:1985-07-20
-ADR;TYPE=HOME:;;Street;City;;3556;Montenegro
-ADR;TYPE=WORK:;;Street\\nStreet2;Harkema;;35444;Australia
-URL:http://google.com
-END:VCARD
-HELLO;
-
-        // Check if TITLE is defined
-        $filter1 =
-            ['name' => 'title', 'is-not-defined' => false, 'param-filters' => [], 'text-matches' => []];
-
-        // Check if FOO is defined
-        $filter2 =
-            ['name' => 'foo', 'is-not-defined' => false, 'param-filters' => [], 'text-matches' => []];
-
-        // Check if TITLE is not defined
-        $filter3 =
-            ['name' => 'title', 'is-not-defined' => true, 'param-filters' => [], 'text-matches' => []];
-
-        // Check if FOO is not defined
-        $filter4 =
-            ['name' => 'foo', 'is-not-defined' => true, 'param-filters' => [], 'text-matches' => []];
-
-        // Check if TEL[TYPE] is defined
-        $filter5 =
-            [
-                'name' => 'tel',
-                'is-not-defined' => false,
-                'test' => 'anyof',
-                'param-filters' => [
-                    [
-                        'name' => 'type',
-                        'is-not-defined' => false,
-                        'text-match' => null,
-                    ],
-                ],
-                'text-matches' => [],
-            ];
-
-        // Check if TEL[FOO] is defined
-        $filter6 = $filter5;
-        $filter6['param-filters'][0]['name'] = 'FOO';
-
-        // Check if TEL[TYPE] is not defined
-        $filter7 = $filter5;
-        $filter7['param-filters'][0]['is-not-defined'] = true;
-
-        // Check if TEL[FOO] is not defined
-        $filter8 = $filter5;
-        $filter8['param-filters'][0]['name'] = 'FOO';
-        $filter8['param-filters'][0]['is-not-defined'] = true;
-
-        // Combining property filters
-        $filter9 = $filter5;
-        $filter9['param-filters'][] = $filter6['param-filters'][0];
-
-        $filter10 = $filter5;
-        $filter10['param-filters'][] = $filter6['param-filters'][0];
-        $filter10['test'] = 'allof';
-
-        // Check if URL contains 'google'
-        $filter11 =
-            [
-                'name' => 'url',
-                'is-not-defined' => false,
-                'test' => 'anyof',
-                'param-filters' => [],
-                'text-matches' => [
-                    [
-                        'match-type' => 'contains',
-                        'value' => 'google',
-                        'negate-condition' => false,
-                        'collation' => 'i;octet',
-                    ],
-                ],
-            ];
-
-        // Check if URL contains 'bing'
-        $filter12 = $filter11;
-        $filter12['text-matches'][0]['value'] = 'bing';
-
-        // Check if URL does not contain 'google'
-        $filter13 = $filter11;
-        $filter13['text-matches'][0]['negate-condition'] = true;
-
-        // Check if URL does not contain 'bing'
-        $filter14 = $filter11;
-        $filter14['text-matches'][0]['value'] = 'bing';
-        $filter14['text-matches'][0]['negate-condition'] = true;
-
-        // Param filter with text
-        $filter15 = $filter5;
-        $filter15['param-filters'][0]['text-match'] = [
-            'match-type' => 'contains',
-            'value' => 'WORK',
-            'collation' => 'i;octet',
-            'negate-condition' => false,
-        ];
-        $filter16 = $filter15;
-        $filter16['param-filters'][0]['text-match']['negate-condition'] = true;
-
-        // Param filter + text filter
-        $filter17 = $filter5;
-        $filter17['test'] = 'anyof';
-        $filter17['text-matches'][] = [
-            'match-type' => 'contains',
-            'value' => '444',
-            'collation' => 'i;octet',
-            'negate-condition' => false,
-        ];
-
-        $filter18 = $filter17;
-        $filter18['text-matches'][0]['negate-condition'] = true;
-
-        $filter18['test'] = 'allof';
-
-        return [
-            // Basic filters
-            [$body1, [$filter1], 'anyof', true],
-            [$body1, [$filter2], 'anyof', false],
-            [$body1, [$filter3], 'anyof', false],
-            [$body1, [$filter4], 'anyof', true],
-
-            // Combinations
-            [$body1, [$filter1, $filter2], 'anyof', true],
-            [$body1, [$filter1, $filter2], 'allof', false],
-            [$body1, [$filter1, $filter4], 'anyof', true],
-            [$body1, [$filter1, $filter4], 'allof', true],
-            [$body1, [$filter2, $filter3], 'anyof', false],
-            [$body1, [$filter2, $filter3], 'allof', false],
-
-            // Basic parameters
-            [$body1, [$filter5], 'anyof', true, 'TEL;TYPE is defined, so this should return true'],
-            [$body1, [$filter6], 'anyof', false, 'TEL;FOO is not defined, so this should return false'],
-
-            [$body1, [$filter7], 'anyof', false, 'TEL;TYPE is defined, so this should return false'],
-            [$body1, [$filter8], 'anyof', true, 'TEL;TYPE is not defined, so this should return true'],
-
-            // Combined parameters
-            [$body1, [$filter9], 'anyof', true],
-            [$body1, [$filter10], 'anyof', false],
-
-            // Text-filters
-            [$body1, [$filter11], 'anyof', true],
-            [$body1, [$filter12], 'anyof', false],
-            [$body1, [$filter13], 'anyof', false],
-            [$body1, [$filter14], 'anyof', true],
-
-            // Param filter with text-match
-            [$body1, [$filter15], 'anyof', true],
-            [$body1, [$filter16], 'anyof', false],
-
-            // Param filter + text filter
-            [$body1, [$filter17], 'anyof', true],
-            [$body1, [$filter18], 'anyof', false],
-            [$body1, [$filter18], 'anyof', false],
-        ];
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/CardDAV/ValidateVCardTest.php b/vendor/sabre/dav/tests/Sabre/CardDAV/ValidateVCardTest.php
deleted file mode 100644
index 571cce3f0..000000000
--- a/vendor/sabre/dav/tests/Sabre/CardDAV/ValidateVCardTest.php
+++ /dev/null
@@ -1,293 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\CardDAV;
-
-use Sabre\DAV;
-use Sabre\DAVACL;
-use Sabre\HTTP;
-
-class ValidateVCardTest extends \PHPUnit\Framework\TestCase
-{
-    protected $server;
-    protected $cardBackend;
-
-    public function setup(): void
-    {
-        $addressbooks = [
-            [
-                'id' => 'addressbook1',
-                'principaluri' => 'principals/admin',
-                'uri' => 'addressbook1',
-            ],
-        ];
-
-        $this->cardBackend = new Backend\Mock($addressbooks, []);
-        $principalBackend = new DAVACL\PrincipalBackend\Mock();
-
-        $tree = [
-            new AddressBookRoot($principalBackend, $this->cardBackend),
-        ];
-
-        $this->server = new DAV\Server($tree);
-        $this->server->sapi = new HTTP\SapiMock();
-        $this->server->debugExceptions = true;
-
-        $plugin = new Plugin();
-        $this->server->addPlugin($plugin);
-
-        $response = new HTTP\ResponseMock();
-        $this->server->httpResponse = $response;
-    }
-
-    public function request(HTTP\Request $request, $expectedStatus = null)
-    {
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        if ($expectedStatus) {
-            $realStatus = $this->server->httpResponse->getStatus();
-
-            $msg = '';
-            if ($realStatus !== $expectedStatus) {
-                $msg = 'Response body: '.$this->server->httpResponse->getBodyAsString();
-            }
-            $this->assertEquals(
-                $expectedStatus,
-                $realStatus,
-                $msg
-            );
-        }
-
-        return $this->server->httpResponse;
-    }
-
-    public function testCreateFile()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/addressbooks/admin/addressbook1/blabla.vcf',
-        ]);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(415, $response->status);
-    }
-
-    public function testCreateFileValid()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/addressbooks/admin/addressbook1/blabla.vcf'
-        );
-
-        $vcard = <<<VCF
-BEGIN:VCARD
-VERSION:4.0
-UID:foo
-FN:Firstname LastName
-N:LastName;FirstName;;;
-END:VCARD
-VCF;
-        $request->setBody($vcard);
-
-        $response = $this->request($request, 201);
-
-        // The custom Ew header should not be set
-        $this->assertNull(
-            $response->getHeader('X-Sabre-Ew-Gross')
-        );
-        // Valid, non-auto-fixed responses should contain an ETag.
-        $this->assertTrue(
-            null !== $response->getHeader('ETag'),
-            'We did not receive an etag'
-        );
-
-        $expected = [
-            'uri' => 'blabla.vcf',
-            'carddata' => $vcard,
-            'size' => strlen($vcard),
-            'etag' => '"'.md5($vcard).'"',
-        ];
-
-        $this->assertEquals($expected, $this->cardBackend->getCard('addressbook1', 'blabla.vcf'));
-    }
-
-    /**
-     * This test creates an intentionally broken vCard that vobject is able
-     * to automatically repair.
-     *
-     * @depends testCreateFileValid
-     */
-    public function testCreateVCardAutoFix()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/addressbooks/admin/addressbook1/blabla.vcf'
-        );
-
-        // The error in this vcard is that there's not enough semi-colons in N
-        $vcard = <<<VCF
-BEGIN:VCARD
-VERSION:4.0
-UID:foo
-FN:Firstname LastName
-N:LastName;FirstName;;
-END:VCARD
-VCF;
-
-        $request->setBody($vcard);
-
-        $response = $this->request($request, 201);
-
-        // Auto-fixed vcards should NOT return an etag
-        $this->assertNull(
-            $response->getHeader('ETag')
-        );
-
-        // We should have gotten an Ew header
-        $this->assertNotNull(
-            $response->getHeader('X-Sabre-Ew-Gross')
-        );
-
-        $expectedVCard = <<<VCF
-BEGIN:VCARD\r
-VERSION:4.0\r
-UID:foo\r
-FN:Firstname LastName\r
-N:LastName;FirstName;;;\r
-END:VCARD\r
-
-VCF;
-
-        $expected = [
-            'uri' => 'blabla.vcf',
-            'carddata' => $expectedVCard,
-            'size' => strlen($expectedVCard),
-            'etag' => '"'.md5($expectedVCard).'"',
-        ];
-
-        $this->assertEquals($expected, $this->cardBackend->getCard('addressbook1', 'blabla.vcf'));
-    }
-
-    /**
-     * This test creates an intentionally broken vCard that vobject is able
-     * to automatically repair.
-     *
-     * However, we're supplying a heading asking the server to treat the
-     * request as strict, so the server should still let the request fail.
-     *
-     * @depends testCreateFileValid
-     */
-    public function testCreateVCardStrictFail()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/addressbooks/admin/addressbook1/blabla.vcf',
-            [
-                'Prefer' => 'handling=strict',
-            ]
-        );
-
-        // The error in this vcard is that there's not enough semi-colons in N
-        $vcard = <<<VCF
-BEGIN:VCARD
-VERSION:4.0
-UID:foo
-FN:Firstname LastName
-N:LastName;FirstName;;
-END:VCARD
-VCF;
-
-        $request->setBody($vcard);
-        $this->request($request, 415);
-    }
-
-    public function testCreateFileNoUID()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/addressbooks/admin/addressbook1/blabla.vcf'
-        );
-        $vcard = <<<VCF
-BEGIN:VCARD
-VERSION:4.0
-FN:Firstname LastName
-N:LastName;FirstName;;;
-END:VCARD
-VCF;
-        $request->setBody($vcard);
-
-        $response = $this->request($request, 201);
-
-        $foo = $this->cardBackend->getCard('addressbook1', 'blabla.vcf');
-        $this->assertTrue(
-            false !== strpos($foo['carddata'], 'UID'),
-            print_r($foo, true)
-        );
-    }
-
-    public function testCreateFileJson()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/addressbooks/admin/addressbook1/blabla.vcf'
-        );
-        $request->setBody('[ "vcard" , [ [ "VERSION", {}, "text", "4.0"], [ "UID" , {}, "text", "foo" ], [ "FN", {}, "text", "FirstName LastName"] ] ]');
-
-        $response = $this->request($request);
-
-        $this->assertEquals(201, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-
-        $foo = $this->cardBackend->getCard('addressbook1', 'blabla.vcf');
-        $this->assertEquals("BEGIN:VCARD\r\nVERSION:4.0\r\nUID:foo\r\nFN:FirstName LastName\r\nEND:VCARD\r\n", $foo['carddata']);
-    }
-
-    public function testCreateFileVCalendar()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/addressbooks/admin/addressbook1/blabla.vcf',
-        ]);
-        $request->setBody("BEGIN:VCALENDAR\r\nEND:VCALENDAR\r\n");
-
-        $response = $this->request($request);
-
-        $this->assertEquals(415, $response->status, 'Incorrect status returned! Full response body: '.$response->getBodyAsString());
-    }
-
-    public function testUpdateFile()
-    {
-        $this->cardBackend->createCard('addressbook1', 'blabla.vcf', 'foo');
-        $request = new HTTP\Request(
-            'PUT',
-            '/addressbooks/admin/addressbook1/blabla.vcf'
-        );
-
-        $response = $this->request($request, 415);
-    }
-
-    public function testUpdateFileParsableBody()
-    {
-        $this->cardBackend->createCard('addressbook1', 'blabla.vcf', 'foo');
-        $request = new HTTP\Request(
-            'PUT',
-            '/addressbooks/admin/addressbook1/blabla.vcf'
-        );
-
-        $body = "BEGIN:VCARD\r\nVERSION:4.0\r\nUID:foo\r\nFN:FirstName LastName\r\nEND:VCARD\r\n";
-        $request->setBody($body);
-
-        $response = $this->request($request, 204);
-
-        $expected = [
-            'uri' => 'blabla.vcf',
-            'carddata' => $body,
-            'size' => strlen($body),
-            'etag' => '"'.md5($body).'"',
-        ];
-
-        $this->assertEquals($expected, $this->cardBackend->getCard('addressbook1', 'blabla.vcf'));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/AbstractServer.php b/vendor/sabre/dav/tests/Sabre/DAV/AbstractServer.php
deleted file mode 100644
index 49fedf062..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/AbstractServer.php
+++ /dev/null
@@ -1,62 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP;
-
-abstract class AbstractServer extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @var \Sabre\HTTP\ResponseMock
-     */
-    protected $response;
-    protected $request;
-    /**
-     * @var \Sabre\DAV\Server
-     */
-    protected $server;
-    protected $tempDir = SABRE_TEMPDIR;
-
-    public function setup(): void
-    {
-        $this->response = new HTTP\ResponseMock();
-        $this->server = new Server($this->getRootNode());
-        $this->server->sapi = new HTTP\SapiMock();
-        $this->server->httpResponse = $this->response;
-        $this->server->debugExceptions = true;
-        $this->deleteTree(SABRE_TEMPDIR, false);
-        file_put_contents(SABRE_TEMPDIR.'/test.txt', 'Test contents');
-        mkdir(SABRE_TEMPDIR.'/dir');
-        file_put_contents(SABRE_TEMPDIR.'/dir/child.txt', 'Child contents');
-    }
-
-    public function teardown(): void
-    {
-        $this->deleteTree(SABRE_TEMPDIR, false);
-    }
-
-    protected function getRootNode()
-    {
-        return new FS\Directory(SABRE_TEMPDIR);
-    }
-
-    private function deleteTree($path, $deleteRoot = true)
-    {
-        foreach (scandir($path) as $node) {
-            if ('.' == $node || '.svn' == $node || '..' == $node) {
-                continue;
-            }
-            $myPath = $path.'/'.$node;
-            if (is_file($myPath)) {
-                unlink($myPath);
-            } else {
-                $this->deleteTree($myPath);
-            }
-        }
-        if ($deleteRoot) {
-            rmdir($path);
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/AbstractBasicTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/AbstractBasicTest.php
deleted file mode 100644
index ebc1e3f7b..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/AbstractBasicTest.php
+++ /dev/null
@@ -1,90 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Auth\Backend;
-
-use Sabre\HTTP;
-
-class AbstractBasicTest extends \PHPUnit\Framework\TestCase
-{
-    public function testCheckNoHeaders()
-    {
-        $request = new HTTP\Request('GET', '/');
-        $response = new HTTP\Response();
-
-        $backend = new AbstractBasicMock();
-
-        $this->assertFalse(
-            $backend->check($request, $response)[0]
-        );
-    }
-
-    public function testCheckUnknownUser()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/',
-            'PHP_AUTH_USER' => 'username',
-            'PHP_AUTH_PW' => 'wrongpassword',
-        ]);
-        $response = new HTTP\Response();
-
-        $backend = new AbstractBasicMock();
-
-        $this->assertFalse(
-            $backend->check($request, $response)[0]
-        );
-    }
-
-    public function testCheckSuccess()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/',
-            'PHP_AUTH_USER' => 'username',
-            'PHP_AUTH_PW' => 'password',
-        ]);
-        $response = new HTTP\Response();
-
-        $backend = new AbstractBasicMock();
-        $this->assertEquals(
-            [true, 'principals/username'],
-            $backend->check($request, $response)
-        );
-    }
-
-    public function testRequireAuth()
-    {
-        $request = new HTTP\Request('GET', '/');
-        $response = new HTTP\Response();
-
-        $backend = new AbstractBasicMock();
-        $backend->setRealm('writing unittests on a saturday night');
-        $backend->challenge($request, $response);
-
-        $this->assertEquals(
-            'Basic realm="writing unittests on a saturday night", charset="UTF-8"',
-            $response->getHeader('WWW-Authenticate')
-        );
-    }
-}
-
-class AbstractBasicMock extends AbstractBasic
-{
-    /**
-     * Validates a username and password.
-     *
-     * This method should return true or false depending on if login
-     * succeeded.
-     *
-     * @param string $username
-     * @param string $password
-     *
-     * @return bool
-     */
-    public function validateUserPass($username, $password)
-    {
-        return 'username' == $username && 'password' == $password;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/AbstractDigestTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/AbstractDigestTest.php
deleted file mode 100644
index a751efdc2..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/AbstractDigestTest.php
+++ /dev/null
@@ -1,134 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Auth\Backend;
-
-use Sabre\HTTP;
-
-class AbstractDigestTest extends \PHPUnit\Framework\TestCase
-{
-    public function testCheckNoHeaders()
-    {
-        $request = new HTTP\Request('GET', '/');
-        $response = new HTTP\Response();
-
-        $backend = new AbstractDigestMock();
-        $this->assertFalse(
-            $backend->check($request, $response)[0]
-        );
-    }
-
-    public function testCheckBadGetUserInfoResponse()
-    {
-        $header = 'username=null, realm=myRealm, nonce=12345, uri=/, response=HASH, opaque=1, qop=auth, nc=1, cnonce=1';
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/',
-            'PHP_AUTH_DIGEST' => $header,
-        ]);
-        $response = new HTTP\Response();
-
-        $backend = new AbstractDigestMock();
-        $this->assertFalse(
-            $backend->check($request, $response)[0]
-        );
-    }
-
-    public function testCheckBadGetUserInfoResponse2()
-    {
-        $this->expectException('Sabre\DAV\Exception');
-        $header = 'username=array, realm=myRealm, nonce=12345, uri=/, response=HASH, opaque=1, qop=auth, nc=1, cnonce=1';
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/',
-            'PHP_AUTH_DIGEST' => $header,
-        ]);
-
-        $response = new HTTP\Response();
-
-        $backend = new AbstractDigestMock();
-        $backend->check($request, $response);
-    }
-
-    public function testCheckUnknownUser()
-    {
-        $header = 'username=false, realm=myRealm, nonce=12345, uri=/, response=HASH, opaque=1, qop=auth, nc=1, cnonce=1';
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/',
-            'PHP_AUTH_DIGEST' => $header,
-        ]);
-
-        $response = new HTTP\Response();
-
-        $backend = new AbstractDigestMock();
-        $this->assertFalse(
-            $backend->check($request, $response)[0]
-        );
-    }
-
-    public function testCheckBadPassword()
-    {
-        $header = 'username=user, realm=myRealm, nonce=12345, uri=/, response=HASH, opaque=1, qop=auth, nc=1, cnonce=1';
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/',
-            'PHP_AUTH_DIGEST' => $header,
-        ]);
-
-        $response = new HTTP\Response();
-
-        $backend = new AbstractDigestMock();
-        $this->assertFalse(
-            $backend->check($request, $response)[0]
-        );
-    }
-
-    public function testCheck()
-    {
-        $digestHash = md5('HELLO:12345:1:1:auth:'.md5('GET:/'));
-        $header = 'username=user, realm=myRealm, nonce=12345, uri=/, response='.$digestHash.', opaque=1, qop=auth, nc=1, cnonce=1';
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/',
-            'PHP_AUTH_DIGEST' => $header,
-        ]);
-
-        $response = new HTTP\Response();
-
-        $backend = new AbstractDigestMock();
-        $this->assertEquals(
-            [true, 'principals/user'],
-            $backend->check($request, $response)
-        );
-    }
-
-    public function testRequireAuth()
-    {
-        $request = new HTTP\Request('GET', '/');
-        $response = new HTTP\Response();
-
-        $backend = new AbstractDigestMock();
-        $backend->setRealm('writing unittests on a saturday night');
-        $backend->challenge($request, $response);
-
-        $this->assertStringStartsWith(
-            'Digest realm="writing unittests on a saturday night"',
-            $response->getHeader('WWW-Authenticate')
-        );
-    }
-}
-
-class AbstractDigestMock extends AbstractDigest
-{
-    public function getDigestHash($realm, $userName)
-    {
-        switch ($userName) {
-            case 'null': return null;
-            case 'false': return false;
-            case 'array': return [];
-            case 'user': return 'HELLO';
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/AbstractPDOTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/AbstractPDOTest.php
deleted file mode 100644
index 8b874f884..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/AbstractPDOTest.php
+++ /dev/null
@@ -1,42 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Auth\Backend;
-
-abstract class AbstractPDOTest extends \PHPUnit\Framework\TestCase
-{
-    use \Sabre\DAV\DbTestHelperTrait;
-
-    public function setup(): void
-    {
-        $this->dropTables('users');
-        $this->createSchema('users');
-
-        $this->getPDO()->query(
-            "INSERT INTO users (username,digesta1) VALUES ('user','hash')"
-        );
-    }
-
-    public function testConstruct()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-        $this->assertTrue($backend instanceof PDO);
-    }
-
-    /**
-     * @depends testConstruct
-     */
-    public function testUserInfo()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-
-        $this->assertNull($backend->getDigestHash('realm', 'blabla'));
-
-        $expected = 'hash';
-
-        $this->assertEquals($expected, $backend->getDigestHash('realm', 'user'));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/ApacheTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/ApacheTest.php
deleted file mode 100644
index a0086518f..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/ApacheTest.php
+++ /dev/null
@@ -1,72 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Auth\Backend;
-
-use Sabre\HTTP;
-
-class ApacheTest extends \PHPUnit\Framework\TestCase
-{
-    public function testConstruct()
-    {
-        $backend = new Apache();
-        $this->assertInstanceOf('Sabre\DAV\Auth\Backend\Apache', $backend);
-    }
-
-    public function testNoHeader()
-    {
-        $request = new HTTP\Request('GET', '/');
-        $response = new HTTP\Response();
-        $backend = new Apache();
-
-        $this->assertFalse(
-            $backend->check($request, $response)[0]
-        );
-    }
-
-    public function testRemoteUser()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/',
-            'REMOTE_USER' => 'username',
-        ]);
-        $response = new HTTP\Response();
-        $backend = new Apache();
-
-        $this->assertEquals(
-            [true, 'principals/username'],
-            $backend->check($request, $response)
-        );
-    }
-
-    public function testRedirectRemoteUser()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/',
-            'REDIRECT_REMOTE_USER' => 'username',
-        ]);
-        $response = new HTTP\Response();
-        $backend = new Apache();
-
-        $this->assertEquals(
-            [true, 'principals/username'],
-            $backend->check($request, $response)
-        );
-    }
-
-    public function testRequireAuth()
-    {
-        $request = new HTTP\Request('GET', '/');
-        $response = new HTTP\Response();
-
-        $backend = new Apache();
-        $backend->challenge($request, $response);
-
-        $this->assertNull(
-            $response->getHeader('WWW-Authenticate')
-        );
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/FileTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/FileTest.php
deleted file mode 100644
index 31a86f9ed..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/FileTest.php
+++ /dev/null
@@ -1,38 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Auth\Backend;
-
-class FileTest extends \PHPUnit\Framework\TestCase
-{
-    public function teardown(): void
-    {
-        if (file_exists(SABRE_TEMPDIR.'/filebackend')) {
-            unlink(SABRE_TEMPDIR.'/filebackend');
-        }
-    }
-
-    public function testConstruct()
-    {
-        $file = new File();
-        $this->assertTrue($file instanceof File);
-    }
-
-    public function testLoadFileBroken()
-    {
-        $this->expectException('Sabre\DAV\Exception');
-        file_put_contents(SABRE_TEMPDIR.'/backend', 'user:realm:hash');
-        $file = new File(SABRE_TEMPDIR.'/backend');
-    }
-
-    public function testLoadFile()
-    {
-        file_put_contents(SABRE_TEMPDIR.'/backend', 'user:realm:'.md5('user:realm:password'));
-        $file = new File();
-        $file->loadFile(SABRE_TEMPDIR.'/backend');
-
-        $this->assertFalse($file->getDigestHash('realm', 'blabla'));
-        $this->assertEquals(md5('user:realm:password'), $file->getDigestHash('realm', 'user'));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/Mock.php b/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/Mock.php
deleted file mode 100644
index fca7f722f..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/Mock.php
+++ /dev/null
@@ -1,81 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Auth\Backend;
-
-use Sabre\HTTP\RequestInterface;
-use Sabre\HTTP\ResponseInterface;
-
-class Mock implements BackendInterface
-{
-    public $fail = false;
-
-    public $invalidCheckResponse = false;
-
-    public $principal = 'principals/admin';
-
-    public function setPrincipal($principal)
-    {
-        $this->principal = $principal;
-    }
-
-    /**
-     * When this method is called, the backend must check if authentication was
-     * successful.
-     *
-     * The returned value must be one of the following
-     *
-     * [true, "principals/username"]
-     * [false, "reason for failure"]
-     *
-     * If authentication was successful, it's expected that the authentication
-     * backend returns a so-called principal url.
-     *
-     * Examples of a principal url:
-     *
-     * principals/admin
-     * principals/user1
-     * principals/users/joe
-     * principals/uid/123457
-     *
-     * If you don't use WebDAV ACL (RFC3744) we recommend that you simply
-     * return a string such as:
-     *
-     * principals/users/[username]
-     *
-     * @return array
-     */
-    public function check(RequestInterface $request, ResponseInterface $response)
-    {
-        if ($this->invalidCheckResponse) {
-            return 'incorrect!';
-        }
-        if ($this->fail) {
-            return [false, 'fail!'];
-        }
-
-        return [true, $this->principal];
-    }
-
-    /**
-     * This method is called when a user could not be authenticated, and
-     * authentication was required for the current request.
-     *
-     * This gives you the oppurtunity to set authentication headers. The 401
-     * status code will already be set.
-     *
-     * In this case of Basic Auth, this would for example mean that the
-     * following header needs to be set:
-     *
-     * $response->addHeader('WWW-Authenticate', 'Basic realm=SabreDAV');
-     *
-     * Keep in mind that in the case of multiple authentication backends, other
-     * WWW-Authenticate headers may already have been set, and you'll want to
-     * append your own WWW-Authenticate header instead of overwriting the
-     * existing one.
-     */
-    public function challenge(RequestInterface $request, ResponseInterface $response)
-    {
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/PDOMySQLTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/PDOMySQLTest.php
deleted file mode 100644
index 6ad7906c4..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/PDOMySQLTest.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Auth\Backend;
-
-class PDOMySQLTest extends AbstractPDOTest
-{
-    public $driver = 'mysql';
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/PDOSqliteTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/PDOSqliteTest.php
deleted file mode 100644
index b42b40eff..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Auth/Backend/PDOSqliteTest.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Auth\Backend;
-
-class PDOSqliteTest extends AbstractPDOTest
-{
-    public $driver = 'sqlite';
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Auth/PluginTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Auth/PluginTest.php
deleted file mode 100644
index f4810d524..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Auth/PluginTest.php
+++ /dev/null
@@ -1,127 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Auth;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class PluginTest extends \PHPUnit\Framework\TestCase
-{
-    public function testInit()
-    {
-        $fakeServer = new DAV\Server(new DAV\SimpleCollection('bla'));
-        $plugin = new Plugin(new Backend\Mock());
-        $this->assertTrue($plugin instanceof Plugin);
-        $fakeServer->addPlugin($plugin);
-        $this->assertEquals($plugin, $fakeServer->getPlugin('auth'));
-        $this->assertIsArray($plugin->getPluginInfo());
-    }
-
-    /**
-     * @depends testInit
-     */
-    public function testAuthenticate()
-    {
-        $fakeServer = new DAV\Server(new DAV\SimpleCollection('bla'));
-        $plugin = new Plugin(new Backend\Mock());
-        $fakeServer->addPlugin($plugin);
-        $this->assertTrue(
-            $fakeServer->emit('beforeMethod:GET', [new HTTP\Request('GET', '/'), new HTTP\Response()])
-        );
-    }
-
-    /**
-     * @depends testInit
-     */
-    public function testAuthenticateFail()
-    {
-        $this->expectException('Sabre\DAV\Exception\NotAuthenticated');
-        $fakeServer = new DAV\Server(new DAV\SimpleCollection('bla'));
-        $backend = new Backend\Mock();
-        $backend->fail = true;
-
-        $plugin = new Plugin($backend);
-        $fakeServer->addPlugin($plugin);
-        $fakeServer->emit('beforeMethod:GET', [new HTTP\Request('GET', '/'), new HTTP\Response()]);
-    }
-
-    /**
-     * @depends testAuthenticateFail
-     */
-    public function testAuthenticateFailDontAutoRequire()
-    {
-        $fakeServer = new DAV\Server(new DAV\SimpleCollection('bla'));
-        $backend = new Backend\Mock();
-        $backend->fail = true;
-
-        $plugin = new Plugin($backend);
-        $plugin->autoRequireLogin = false;
-        $fakeServer->addPlugin($plugin);
-        $this->assertTrue(
-            $fakeServer->emit('beforeMethod:GET', [new HTTP\Request('GET', '/'), new HTTP\Response()])
-        );
-        $this->assertEquals(1, count($plugin->getLoginFailedReasons()));
-    }
-
-    /**
-     * @depends testAuthenticate
-     */
-    public function testMultipleBackend()
-    {
-        $fakeServer = new DAV\Server(new DAV\SimpleCollection('bla'));
-        $backend1 = new Backend\Mock();
-        $backend2 = new Backend\Mock();
-        $backend2->fail = true;
-
-        $plugin = new Plugin();
-        $plugin->addBackend($backend1);
-        $plugin->addBackend($backend2);
-
-        $fakeServer->addPlugin($plugin);
-        $fakeServer->emit('beforeMethod:GET', [new HTTP\Request('GET', '/'), new HTTP\Response()]);
-
-        $this->assertEquals('principals/admin', $plugin->getCurrentPrincipal());
-    }
-
-    /**
-     * @depends testInit
-     */
-    public function testNoAuthBackend()
-    {
-        $this->expectException('Sabre\DAV\Exception');
-        $fakeServer = new DAV\Server(new DAV\SimpleCollection('bla'));
-
-        $plugin = new Plugin();
-        $fakeServer->addPlugin($plugin);
-        $fakeServer->emit('beforeMethod:GET', [new HTTP\Request('GET', '/'), new HTTP\Response()]);
-    }
-
-    /**
-     * @depends testInit
-     */
-    public function testInvalidCheckResponse()
-    {
-        $this->expectException('Sabre\DAV\Exception');
-        $fakeServer = new DAV\Server(new DAV\SimpleCollection('bla'));
-        $backend = new Backend\Mock();
-        $backend->invalidCheckResponse = true;
-
-        $plugin = new Plugin($backend);
-        $fakeServer->addPlugin($plugin);
-        $fakeServer->emit('beforeMethod:GET', [new HTTP\Request('GET', '/'), new HTTP\Response()]);
-    }
-
-    /**
-     * @depends testAuthenticate
-     */
-    public function testGetCurrentPrincipal()
-    {
-        $fakeServer = new DAV\Server(new DAV\SimpleCollection('bla'));
-        $plugin = new Plugin(new Backend\Mock());
-        $fakeServer->addPlugin($plugin);
-        $fakeServer->emit('beforeMethod:GET', [new HTTP\Request('GET', '/'), new HTTP\Response()]);
-        $this->assertEquals('principals/admin', $plugin->getCurrentPrincipal());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/BasicNodeTest.php b/vendor/sabre/dav/tests/Sabre/DAV/BasicNodeTest.php
deleted file mode 100644
index e9a8eddad..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/BasicNodeTest.php
+++ /dev/null
@@ -1,124 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-class BasicNodeTest extends \PHPUnit\Framework\TestCase
-{
-    public function testPut()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $file = new FileMock();
-        $file->put('hi');
-    }
-
-    public function testGet()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $file = new FileMock();
-        $file->get();
-    }
-
-    public function testGetSize()
-    {
-        $file = new FileMock();
-        $this->assertEquals(0, $file->getSize());
-    }
-
-    public function testGetETag()
-    {
-        $file = new FileMock();
-        $this->assertNull($file->getETag());
-    }
-
-    public function testGetContentType()
-    {
-        $file = new FileMock();
-        $this->assertNull($file->getContentType());
-    }
-
-    public function testDelete()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $file = new FileMock();
-        $file->delete();
-    }
-
-    public function testSetName()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $file = new FileMock();
-        $file->setName('hi');
-    }
-
-    public function testGetLastModified()
-    {
-        $file = new FileMock();
-        // checking if lastmod is within the range of a few seconds
-        $lastMod = $file->getLastModified();
-        $compareTime = ($lastMod + 1) - time();
-        $this->assertTrue($compareTime < 3);
-    }
-
-    public function testGetChild()
-    {
-        $dir = new DirectoryMock();
-        $file = $dir->getChild('mockfile');
-        $this->assertTrue($file instanceof FileMock);
-    }
-
-    public function testChildExists()
-    {
-        $dir = new DirectoryMock();
-        $this->assertTrue($dir->childExists('mockfile'));
-    }
-
-    public function testChildExistsFalse()
-    {
-        $dir = new DirectoryMock();
-        $this->assertFalse($dir->childExists('mockfile2'));
-    }
-
-    public function testGetChild404()
-    {
-        $this->expectException('Sabre\DAV\Exception\NotFound');
-        $dir = new DirectoryMock();
-        $file = $dir->getChild('blabla');
-    }
-
-    public function testCreateFile()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $dir = new DirectoryMock();
-        $dir->createFile('hello', 'data');
-    }
-
-    public function testCreateDirectory()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $dir = new DirectoryMock();
-        $dir->createDirectory('hello');
-    }
-}
-
-class DirectoryMock extends Collection
-{
-    public function getName()
-    {
-        return 'mockdir';
-    }
-
-    public function getChildren()
-    {
-        return [new FileMock()];
-    }
-}
-
-class FileMock extends File
-{
-    public function getName()
-    {
-        return 'mockfile';
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Browser/GuessContentTypeTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Browser/GuessContentTypeTest.php
deleted file mode 100644
index cb4d3ce03..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Browser/GuessContentTypeTest.php
+++ /dev/null
@@ -1,67 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Browser;
-
-use Sabre\DAV;
-
-class GuessContentTypeTest extends DAV\AbstractServer
-{
-    public function setUp(): void
-    {
-        parent::setUp();
-        \Sabre\TestUtil::clearTempDir();
-        file_put_contents(SABRE_TEMPDIR.'/somefile.jpg', 'blabla');
-        file_put_contents(SABRE_TEMPDIR.'/somefile.hoi', 'blabla');
-    }
-
-    public function tearDown(): void
-    {
-        \Sabre\TestUtil::clearTempDir();
-        parent::tearDown();
-    }
-
-    public function testGetProperties()
-    {
-        $properties = [
-            '{DAV:}getcontenttype',
-        ];
-        $result = $this->server->getPropertiesForPath('/somefile.jpg', $properties);
-        $this->assertArrayHasKey(0, $result);
-        $this->assertArrayHasKey(404, $result[0]);
-        $this->assertArrayHasKey('{DAV:}getcontenttype', $result[0][404]);
-    }
-
-    /**
-     * @depends testGetProperties
-     */
-    public function testGetPropertiesPluginEnabled()
-    {
-        $this->server->addPlugin(new GuessContentType());
-        $properties = [
-            '{DAV:}getcontenttype',
-        ];
-        $result = $this->server->getPropertiesForPath('/somefile.jpg', $properties);
-        $this->assertArrayHasKey(0, $result);
-        $this->assertArrayHasKey(200, $result[0], 'We received: '.print_r($result, true));
-        $this->assertArrayHasKey('{DAV:}getcontenttype', $result[0][200]);
-        $this->assertEquals('image/jpeg', $result[0][200]['{DAV:}getcontenttype']);
-    }
-
-    /**
-     * @depends testGetPropertiesPluginEnabled
-     */
-    public function testGetPropertiesUnknown()
-    {
-        $this->server->addPlugin(new GuessContentType());
-        $properties = [
-            '{DAV:}getcontenttype',
-        ];
-        $result = $this->server->getPropertiesForPath('/somefile.hoi', $properties);
-        $this->assertArrayHasKey(0, $result);
-        $this->assertArrayHasKey(200, $result[0]);
-        $this->assertArrayHasKey('{DAV:}getcontenttype', $result[0][200]);
-        $this->assertEquals('application/octet-stream', $result[0][200]['{DAV:}getcontenttype']);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Browser/MapGetToPropFindTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Browser/MapGetToPropFindTest.php
deleted file mode 100644
index 00b2661ac..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Browser/MapGetToPropFindTest.php
+++ /dev/null
@@ -1,40 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Browser;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class MapGetToPropFindTest extends DAV\AbstractServer
-{
-    public function setUp(): void
-    {
-        parent::setUp();
-        $this->server->addPlugin(new MapGetToPropFind());
-    }
-
-    public function testCollectionGet()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/',
-            'REQUEST_METHOD' => 'GET',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals(207, $this->response->status, 'Incorrect status response received. Full response body: '.$this->response->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'DAV' => ['1, 3, extended-mkcol'],
-            'Vary' => ['Brief,Prefer'],
-            ],
-            $this->response->getHeaders()
-         );
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Browser/PluginTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Browser/PluginTest.php
deleted file mode 100644
index a987525c0..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Browser/PluginTest.php
+++ /dev/null
@@ -1,176 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Browser;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class PluginTest extends DAV\AbstractServer
-{
-    protected $plugin;
-
-    public function setUp(): void
-    {
-        parent::setUp();
-        $this->server->addPlugin($this->plugin = new Plugin());
-        $this->server->tree->getNodeForPath('')->createDirectory('dir2');
-    }
-
-    public function testCollectionGet()
-    {
-        $request = new HTTP\Request('GET', '/dir');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(200, $this->response->getStatus(), 'Incorrect status received. Full response body: '.$this->response->getBodyAsString());
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [DAV\Version::VERSION],
-                'Content-Type' => ['text/html; charset=utf-8'],
-                'Content-Security-Policy' => ["default-src 'none'; img-src 'self'; style-src 'self'; font-src 'self';"],
-            ],
-            $this->response->getHeaders()
-        );
-
-        $body = $this->response->getBodyAsString();
-        $this->assertTrue(false !== strpos($body, '<title>dir'), $body);
-        $this->assertTrue(false !== strpos($body, '<a href="/dir/child.txt">'));
-    }
-
-    /**
-     * Adding the If-None-Match should have 0 effect, but it threw an error.
-     */
-    public function testCollectionGetIfNoneMatch()
-    {
-        $request = new HTTP\Request('GET', '/dir');
-        $request->setHeader('If-None-Match', '"foo-bar"');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(200, $this->response->getStatus(), 'Incorrect status received. Full response body: '.$this->response->getBodyAsString());
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [DAV\Version::VERSION],
-                'Content-Type' => ['text/html; charset=utf-8'],
-                'Content-Security-Policy' => ["default-src 'none'; img-src 'self'; style-src 'self'; font-src 'self';"],
-            ],
-            $this->response->getHeaders()
-        );
-
-        $body = $this->response->getBodyAsString();
-        $this->assertTrue(false !== strpos($body, '<title>dir'), $body);
-        $this->assertTrue(false !== strpos($body, '<a href="/dir/child.txt">'));
-    }
-
-    public function testCollectionGetRoot()
-    {
-        $request = new HTTP\Request('GET', '/');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals(200, $this->response->status, 'Incorrect status received. Full response body: '.$this->response->getBodyAsString());
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [DAV\Version::VERSION],
-                'Content-Type' => ['text/html; charset=utf-8'],
-                'Content-Security-Policy' => ["default-src 'none'; img-src 'self'; style-src 'self'; font-src 'self';"],
-            ],
-            $this->response->getHeaders()
-        );
-
-        $body = $this->response->getBodyAsString();
-        $this->assertTrue(false !== strpos($body, '<title>/'), $body);
-        $this->assertTrue(false !== strpos($body, '<a href="/dir/">'));
-        $this->assertTrue(false !== strpos($body, '<span class="btn disabled">'));
-    }
-
-    public function testGETPassthru()
-    {
-        $request = new HTTP\Request('GET', '/random');
-        $response = new HTTP\Response();
-        $this->assertNull(
-            $this->plugin->httpGet($request, $response)
-        );
-    }
-
-    public function testPostOtherContentType()
-    {
-        $request = new HTTP\Request('POST', '/', ['Content-Type' => 'text/xml']);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(501, $this->response->status);
-    }
-
-    public function testPostNoSabreAction()
-    {
-        $request = new HTTP\Request('POST', '/', ['Content-Type' => 'application/x-www-form-urlencoded']);
-        $request->setPostData([]);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(501, $this->response->status);
-    }
-
-    public function testPostMkCol()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/',
-            'REQUEST_METHOD' => 'POST',
-            'CONTENT_TYPE' => 'application/x-www-form-urlencoded',
-        ];
-        $postVars = [
-            'sabreAction' => 'mkcol',
-            'name' => 'new_collection',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setPostData($postVars);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(302, $this->response->status);
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Location' => ['/'],
-        ], $this->response->getHeaders());
-
-        $this->assertTrue(is_dir(SABRE_TEMPDIR.'/new_collection'));
-    }
-
-    public function testGetAsset()
-    {
-        $request = new HTTP\Request('GET', '/?sabreAction=asset&assetName=favicon.ico');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(200, $this->response->getStatus(), 'Error: '.$this->response->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['image/vnd.microsoft.icon'],
-            'Content-Length' => ['4286'],
-            'Cache-Control' => ['public, max-age=1209600'],
-            'Content-Security-Policy' => ["default-src 'none'; img-src 'self'; style-src 'self'; font-src 'self';"],
-        ], $this->response->getHeaders());
-    }
-
-    public function testGetAsset404()
-    {
-        $request = new HTTP\Request('GET', '/?sabreAction=asset&assetName=flavicon.ico');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(404, $this->response->getStatus(), 'Error: '.$this->response->getBodyAsString());
-    }
-
-    public function testGetAssetEscapeBasePath()
-    {
-        $request = new HTTP\Request('GET', '/?sabreAction=asset&assetName=./../assets/favicon.ico');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(404, $this->response->getStatus(), 'Error: '.$this->response->getBodyAsString());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ClientMock.php b/vendor/sabre/dav/tests/Sabre/DAV/ClientMock.php
deleted file mode 100644
index 7d787744a..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ClientMock.php
+++ /dev/null
@@ -1,36 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP\RequestInterface;
-use Sabre\HTTP\ResponseInterface;
-
-class ClientMock extends Client
-{
-    public $request;
-    public $response;
-
-    public $url;
-    public $curlSettings;
-
-    /**
-     * Just making this method public.
-     *
-     * @param string $url
-     *
-     * @return string
-     */
-    public function getAbsoluteUrl($url)
-    {
-        return parent::getAbsoluteUrl($url);
-    }
-
-    public function doRequest(RequestInterface $request): ResponseInterface
-    {
-        $this->request = $request;
-
-        return $this->response;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ClientTest.php b/vendor/sabre/dav/tests/Sabre/DAV/ClientTest.php
deleted file mode 100644
index 85a95c90e..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ClientTest.php
+++ /dev/null
@@ -1,285 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP\Response;
-
-class ClientTest extends \PHPUnit\Framework\TestCase
-{
-    public function setup(): void
-    {
-        if (!function_exists('curl_init')) {
-            $this->markTestSkipped('CURL must be installed to test the client');
-        }
-    }
-
-    public function testConstruct()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-        ]);
-        $this->assertInstanceOf('Sabre\DAV\ClientMock', $client);
-    }
-
-    public function testConstructNoBaseUri()
-    {
-        $this->expectException('InvalidArgumentException');
-        $client = new ClientMock([]);
-    }
-
-    public function testAuth()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-            'userName' => 'foo',
-            'password' => 'bar',
-        ]);
-
-        $this->assertEquals('foo:bar', $client->curlSettings[CURLOPT_USERPWD]);
-        $this->assertEquals(CURLAUTH_BASIC | CURLAUTH_DIGEST, $client->curlSettings[CURLOPT_HTTPAUTH]);
-    }
-
-    public function testBasicAuth()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-            'userName' => 'foo',
-            'password' => 'bar',
-            'authType' => Client::AUTH_BASIC,
-        ]);
-
-        $this->assertEquals('foo:bar', $client->curlSettings[CURLOPT_USERPWD]);
-        $this->assertEquals(CURLAUTH_BASIC, $client->curlSettings[CURLOPT_HTTPAUTH]);
-    }
-
-    public function testDigestAuth()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-            'userName' => 'foo',
-            'password' => 'bar',
-            'authType' => Client::AUTH_DIGEST,
-        ]);
-
-        $this->assertEquals('foo:bar', $client->curlSettings[CURLOPT_USERPWD]);
-        $this->assertEquals(CURLAUTH_DIGEST, $client->curlSettings[CURLOPT_HTTPAUTH]);
-    }
-
-    public function testNTLMAuth()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-            'userName' => 'foo',
-            'password' => 'bar',
-            'authType' => Client::AUTH_NTLM,
-        ]);
-
-        $this->assertEquals('foo:bar', $client->curlSettings[CURLOPT_USERPWD]);
-        $this->assertEquals(CURLAUTH_NTLM, $client->curlSettings[CURLOPT_HTTPAUTH]);
-    }
-
-    public function testProxy()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-            'proxy' => 'localhost:8888',
-        ]);
-
-        $this->assertEquals('localhost:8888', $client->curlSettings[CURLOPT_PROXY]);
-    }
-
-    public function testEncoding()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-            'encoding' => Client::ENCODING_IDENTITY | Client::ENCODING_GZIP | Client::ENCODING_DEFLATE,
-        ]);
-
-        $this->assertEquals('identity,deflate,gzip', $client->curlSettings[CURLOPT_ENCODING]);
-    }
-
-    public function testPropFind()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-        ]);
-
-        $responseBody = <<<XML
-<?xml version="1.0"?>
-<multistatus xmlns="DAV:">
-  <response>
-    <href>/foo</href>
-    <propstat>
-      <prop>
-        <displayname>bar</displayname>
-      </prop>
-      <status>HTTP/1.1 200 OK</status>
-    </propstat>
-  </response>
-</multistatus>
-XML;
-
-        $client->response = new Response(207, [], $responseBody);
-        $result = $client->propFind('foo', ['{DAV:}displayname', '{urn:zim}gir']);
-
-        $this->assertEquals(['{DAV:}displayname' => 'bar'], $result);
-
-        $request = $client->request;
-        $this->assertEquals('PROPFIND', $request->getMethod());
-        $this->assertEquals('/foo', $request->getUrl());
-        $this->assertEquals([
-            'Depth' => ['0'],
-            'Content-Type' => ['application/xml'],
-        ], $request->getHeaders());
-    }
-
-    public function testPropFindError()
-    {
-        $this->expectException('Sabre\HTTP\ClientHttpException');
-        $client = new ClientMock([
-            'baseUri' => '/',
-        ]);
-
-        $client->response = new Response(405, []);
-        $client->propFind('foo', ['{DAV:}displayname', '{urn:zim}gir']);
-    }
-
-    public function testPropFindDepth1()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-        ]);
-
-        $responseBody = <<<XML
-<?xml version="1.0"?>
-<multistatus xmlns="DAV:">
-  <response>
-    <href>/foo</href>
-    <propstat>
-      <prop>
-        <displayname>bar</displayname>
-      </prop>
-      <status>HTTP/1.1 200 OK</status>
-    </propstat>
-  </response>
-</multistatus>
-XML;
-
-        $client->response = new Response(207, [], $responseBody);
-        $result = $client->propFind('foo', ['{DAV:}displayname', '{urn:zim}gir'], 1);
-
-        $this->assertEquals([
-            '/foo' => [
-            '{DAV:}displayname' => 'bar',
-            ],
-        ], $result);
-
-        $request = $client->request;
-        $this->assertEquals('PROPFIND', $request->getMethod());
-        $this->assertEquals('/foo', $request->getUrl());
-        $this->assertEquals([
-            'Depth' => ['1'],
-            'Content-Type' => ['application/xml'],
-        ], $request->getHeaders());
-    }
-
-    public function testPropPatch()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-        ]);
-
-        $responseBody = <<<XML
-<?xml version="1.0"?>
-<multistatus xmlns="DAV:">
-  <response>
-    <href>/foo</href>
-    <propstat>
-      <prop>
-        <displayname>bar</displayname>
-      </prop>
-      <status>HTTP/1.1 200 OK</status>
-    </propstat>
-  </response>
-</multistatus>
-XML;
-
-        $client->response = new Response(207, [], $responseBody);
-        $result = $client->propPatch('foo', ['{DAV:}displayname' => 'hi', '{urn:zim}gir' => null]);
-        $this->assertTrue($result);
-        $request = $client->request;
-        $this->assertEquals('PROPPATCH', $request->getMethod());
-        $this->assertEquals('/foo', $request->getUrl());
-        $this->assertEquals([
-            'Content-Type' => ['application/xml'],
-        ], $request->getHeaders());
-    }
-
-    /**
-     * @depends testPropPatch
-     */
-    public function testPropPatchHTTPError()
-    {
-        $this->expectException('Sabre\HTTP\ClientHttpException');
-        $client = new ClientMock([
-            'baseUri' => '/',
-        ]);
-
-        $client->response = new Response(403, [], '');
-        $client->propPatch('foo', ['{DAV:}displayname' => 'hi', '{urn:zim}gir' => null]);
-    }
-
-    /**
-     * @depends testPropPatch
-     */
-    public function testPropPatchMultiStatusError()
-    {
-        $this->expectException('Sabre\HTTP\ClientException');
-        $client = new ClientMock([
-            'baseUri' => '/',
-        ]);
-
-        $responseBody = <<<XML
-<?xml version="1.0"?>
-<multistatus xmlns="DAV:">
-<response>
-  <href>/foo</href>
-  <propstat>
-    <prop>
-      <displayname />
-    </prop>
-    <status>HTTP/1.1 403 Forbidden</status>
-  </propstat>
-</response>
-</multistatus>
-XML;
-
-        $client->response = new Response(207, [], $responseBody);
-        $client->propPatch('foo', ['{DAV:}displayname' => 'hi', '{urn:zim}gir' => null]);
-    }
-
-    public function testOPTIONS()
-    {
-        $client = new ClientMock([
-            'baseUri' => '/',
-        ]);
-
-        $client->response = new Response(207, [
-            'DAV' => 'calendar-access, extended-mkcol',
-        ]);
-        $result = $client->options();
-
-        $this->assertEquals(
-            ['calendar-access', 'extended-mkcol'],
-            $result
-        );
-
-        $request = $client->request;
-        $this->assertEquals('OPTIONS', $request->getMethod());
-        $this->assertEquals('/', $request->getUrl());
-        $this->assertEquals([
-        ], $request->getHeaders());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Exception/LockedTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Exception/LockedTest.php
deleted file mode 100644
index 5fc271587..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Exception/LockedTest.php
+++ /dev/null
@@ -1,67 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Exception;
-
-use DOMDocument;
-use Sabre\DAV;
-
-class LockedTest extends \PHPUnit\Framework\TestCase
-{
-    public function testSerialize()
-    {
-        $dom = new DOMDocument('1.0');
-        $dom->formatOutput = true;
-        $root = $dom->createElement('d:root');
-
-        $dom->appendChild($root);
-        $root->setAttribute('xmlns:d', 'DAV:');
-
-        $lockInfo = new DAV\Locks\LockInfo();
-        $lockInfo->uri = '/foo';
-        $locked = new Locked($lockInfo);
-
-        $locked->serialize(new DAV\Server(), $root);
-
-        $output = $dom->saveXML();
-
-        $expected = '<?xml version="1.0"?>
-<d:root xmlns:d="DAV:">
-  <d:lock-token-submitted xmlns:d="DAV:">
-    <d:href>/foo</d:href>
-  </d:lock-token-submitted>
-</d:root>
-';
-
-        $this->assertEquals($expected, $output);
-    }
-
-    public function testSerializeAmpersand()
-    {
-        $dom = new DOMDocument('1.0');
-        $dom->formatOutput = true;
-        $root = $dom->createElement('d:root');
-
-        $dom->appendChild($root);
-        $root->setAttribute('xmlns:d', 'DAV:');
-
-        $lockInfo = new DAV\Locks\LockInfo();
-        $lockInfo->uri = '/foo&bar';
-        $locked = new Locked($lockInfo);
-
-        $locked->serialize(new DAV\Server(), $root);
-
-        $output = $dom->saveXML();
-
-        $expected = '<?xml version="1.0"?>
-<d:root xmlns:d="DAV:">
-  <d:lock-token-submitted xmlns:d="DAV:">
-    <d:href>/foo&amp;bar</d:href>
-  </d:lock-token-submitted>
-</d:root>
-';
-
-        $this->assertEquals($expected, $output);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Exception/PaymentRequiredTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Exception/PaymentRequiredTest.php
deleted file mode 100644
index 42775a313..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Exception/PaymentRequiredTest.php
+++ /dev/null
@@ -1,14 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Exception;
-
-class PaymentRequiredTest extends \PHPUnit\Framework\TestCase
-{
-    public function testGetHTTPCode()
-    {
-        $ex = new PaymentRequired();
-        $this->assertEquals(402, $ex->getHTTPCode());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ExceptionTest.php b/vendor/sabre/dav/tests/Sabre/DAV/ExceptionTest.php
deleted file mode 100644
index 7237aea0d..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ExceptionTest.php
+++ /dev/null
@@ -1,27 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-class ExceptionTest extends \PHPUnit\Framework\TestCase
-{
-    public function testStatus()
-    {
-        $e = new Exception();
-        $this->assertEquals(500, $e->getHTTPCode());
-    }
-
-    public function testExceptionStatuses()
-    {
-        $c = [
-            'Sabre\\DAV\\Exception\\NotAuthenticated' => 401,
-            'Sabre\\DAV\\Exception\\InsufficientStorage' => 507,
-        ];
-
-        foreach ($c as $class => $status) {
-            $obj = new $class();
-            $this->assertEquals($status, $obj->getHTTPCode());
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/FSExt/FileTest.php b/vendor/sabre/dav/tests/Sabre/DAV/FSExt/FileTest.php
deleted file mode 100644
index 2b759e5d0..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/FSExt/FileTest.php
+++ /dev/null
@@ -1,99 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\FSExt;
-
-class FileTest extends \PHPUnit\Framework\TestCase
-{
-    public function setup(): void
-    {
-        file_put_contents(SABRE_TEMPDIR.'/file.txt', 'Contents');
-    }
-
-    public function teardown(): void
-    {
-        \Sabre\TestUtil::clearTempDir();
-    }
-
-    public function testPut()
-    {
-        $filename = SABRE_TEMPDIR.'/file.txt';
-        $file = new File($filename);
-        $result = $file->put('New contents');
-
-        $this->assertEquals('New contents', file_get_contents(SABRE_TEMPDIR.'/file.txt'));
-        $this->assertEquals(
-            '"'.
-            sha1(
-                fileinode($filename).
-                filesize($filename).
-                filemtime($filename)
-            ).'"',
-            $result
-        );
-    }
-
-    public function testRange()
-    {
-        $file = new File(SABRE_TEMPDIR.'/file.txt');
-        $file->put('0000000');
-        $file->patch('111', 2, 3);
-
-        $this->assertEquals('0001110', file_get_contents(SABRE_TEMPDIR.'/file.txt'));
-    }
-
-    public function testRangeStream()
-    {
-        $stream = fopen('php://memory', 'r+');
-        fwrite($stream, '222');
-        rewind($stream);
-
-        $file = new File(SABRE_TEMPDIR.'/file.txt');
-        $file->put('0000000');
-        $file->patch($stream, 2, 3);
-
-        $this->assertEquals('0002220', file_get_contents(SABRE_TEMPDIR.'/file.txt'));
-    }
-
-    public function testGet()
-    {
-        $file = new File(SABRE_TEMPDIR.'/file.txt');
-        $this->assertEquals('Contents', stream_get_contents($file->get()));
-    }
-
-    public function testDelete()
-    {
-        $file = new File(SABRE_TEMPDIR.'/file.txt');
-        $file->delete();
-
-        $this->assertFalse(file_exists(SABRE_TEMPDIR.'/file.txt'));
-    }
-
-    public function testGetETag()
-    {
-        $filename = SABRE_TEMPDIR.'/file.txt';
-        $file = new File($filename);
-        $this->assertEquals(
-            '"'.
-            sha1(
-                fileinode($filename).
-                filesize($filename).
-                filemtime($filename)
-            ).'"',
-            $file->getETag()
-        );
-    }
-
-    public function testGetContentType()
-    {
-        $file = new File(SABRE_TEMPDIR.'/file.txt');
-        $this->assertNull($file->getContentType());
-    }
-
-    public function testGetSize()
-    {
-        $file = new File(SABRE_TEMPDIR.'/file.txt');
-        $this->assertEquals(8, $file->getSize());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/FSExt/ServerTest.php b/vendor/sabre/dav/tests/Sabre/DAV/FSExt/ServerTest.php
deleted file mode 100644
index 79ffb0186..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/FSExt/ServerTest.php
+++ /dev/null
@@ -1,252 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\FSExt;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class ServerTest extends DAV\AbstractServer
-{
-    protected function getRootNode()
-    {
-        return new Directory($this->tempDir);
-    }
-
-    public function testGet()
-    {
-        $request = new HTTP\Request('GET', '/test.txt');
-        $filename = $this->tempDir.'/test.txt';
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(200, $this->response->getStatus(), 'Invalid status code received.');
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [13],
-            'Last-Modified' => [HTTP\toDate(new \DateTime('@'.filemtime($filename)))],
-            'ETag' => ['"'.sha1(fileinode($filename).filesize($filename).filemtime($filename)).'"'],
-            ],
-            $this->response->getHeaders()
-         );
-
-        $this->assertEquals('Test contents', $this->response->getBodyAsString());
-    }
-
-    public function testHEAD()
-    {
-        $request = new HTTP\Request('HEAD', '/test.txt');
-        $filename = $this->tempDir.'/test.txt';
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [13],
-            'Last-Modified' => [HTTP\toDate(new \DateTime('@'.filemtime($this->tempDir.'/test.txt')))],
-            'ETag' => ['"'.sha1(fileinode($filename).filesize($filename).filemtime($filename)).'"'],
-            ],
-            $this->response->getHeaders()
-         );
-
-        $this->assertEquals(200, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-    }
-
-    public function testPut()
-    {
-        $request = new HTTP\Request('PUT', '/testput.txt');
-        $filename = $this->tempDir.'/testput.txt';
-        $request->setBody('Testing new file');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Length' => ['0'],
-            'ETag' => ['"'.sha1(fileinode($filename).filesize($filename).filemtime($filename)).'"'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertEquals('Testing new file', file_get_contents($filename));
-    }
-
-    public function testPutAlreadyExists()
-    {
-        $request = new HTTP\Request('PUT', '/test.txt', ['If-None-Match' => '*']);
-        $request->setBody('Testing new file');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(412, $this->response->status);
-        $this->assertNotEquals('Testing new file', file_get_contents($this->tempDir.'/test.txt'));
-    }
-
-    public function testMkcol()
-    {
-        $request = new HTTP\Request('MKCOL', '/testcol');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Length' => ['0'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertTrue(is_dir($this->tempDir.'/testcol'));
-    }
-
-    public function testPutUpdate()
-    {
-        $request = new HTTP\Request('PUT', '/test.txt');
-        $request->setBody('Testing updated file');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals('0', $this->response->getHeader('Content-Length'));
-
-        $this->assertEquals(204, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertEquals('Testing updated file', file_get_contents($this->tempDir.'/test.txt'));
-    }
-
-    public function testDelete()
-    {
-        $request = new HTTP\Request('DELETE', '/test.txt');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Length' => ['0'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(204, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertFalse(file_exists($this->tempDir.'/test.txt'));
-    }
-
-    public function testDeleteDirectory()
-    {
-        mkdir($this->tempDir.'/testcol');
-        file_put_contents($this->tempDir.'/testcol/test.txt', 'Hi! I\'m a file with a short lifespan');
-
-        $request = new HTTP\Request('DELETE', '/testcol');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Length' => ['0'],
-        ], $this->response->getHeaders());
-        $this->assertEquals(204, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertFalse(file_exists($this->tempDir.'/testcol'));
-    }
-
-    public function testOptions()
-    {
-        $request = new HTTP\Request('OPTIONS', '/');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'DAV' => ['1, 3, extended-mkcol'],
-            'MS-Author-Via' => ['DAV'],
-            'Allow' => ['OPTIONS, GET, HEAD, DELETE, PROPFIND, PUT, PROPPATCH, COPY, MOVE, REPORT'],
-            'Accept-Ranges' => ['bytes'],
-            'Content-Length' => ['0'],
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(200, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-    }
-
-    public function testMove()
-    {
-        mkdir($this->tempDir.'/testcol');
-
-        $request = new HTTP\Request('MOVE', '/test.txt', ['Destination' => '/testcol/test2.txt']);
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-
-        $this->assertEquals([
-            'Content-Length' => ['0'],
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-        ], $this->response->getHeaders());
-
-        $this->assertTrue(
-            is_file($this->tempDir.'/testcol/test2.txt')
-        );
-    }
-
-    /**
-     * This test checks if it's possible to move a non-FSExt collection into a
-     * FSExt collection.
-     *
-     * The moveInto function *should* ignore the object and let sabredav itself
-     * execute the slow move.
-     */
-    public function testMoveOtherObject()
-    {
-        mkdir($this->tempDir.'/tree1');
-        mkdir($this->tempDir.'/tree2');
-
-        $tree = new DAV\Tree(new DAV\SimpleCollection('root', [
-            new DAV\FS\Directory($this->tempDir.'/tree1'),
-            new DAV\FSExt\Directory($this->tempDir.'/tree2'),
-        ]));
-        $this->server->tree = $tree;
-
-        $request = new HTTP\Request('MOVE', '/tree1', ['Destination' => '/tree2/tree1']);
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-
-        $this->assertEquals([
-            'Content-Length' => ['0'],
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-        ], $this->response->getHeaders());
-
-        $this->assertTrue(
-            is_dir($this->tempDir.'/tree2/tree1')
-        );
-    }
-
-    public function testCopy()
-    {
-        mkdir($this->tempDir.'/testcol');
-
-        $request = new HTTP\Request('COPY', '/test.txt', ['Destination' => '/testcol/test2.txt']);
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-
-        $this->assertEquals([
-            'Content-Length' => ['0'],
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-        ], $this->response->getHeaders());
-
-        $this->assertTrue(is_file($this->tempDir.'/test.txt'));
-        $this->assertTrue(is_file($this->tempDir.'/testcol/test2.txt'));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/HTTPPreferParsingTest.php b/vendor/sabre/dav/tests/Sabre/DAV/HTTPPreferParsingTest.php
deleted file mode 100644
index 7d6825612..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/HTTPPreferParsingTest.php
+++ /dev/null
@@ -1,175 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP;
-
-class HTTPPreferParsingTest extends \Sabre\DAVServerTest
-{
-    public function assertParseResult($input, $expected)
-    {
-        $httpRequest = new HTTP\Request('GET', '/foo', [
-            'Prefer' => $input,
-        ]);
-
-        $server = new Server();
-        $server->httpRequest = $httpRequest;
-
-        $this->assertEquals(
-            $expected,
-            $server->getHTTPPrefer()
-        );
-    }
-
-    public function testParseSimple()
-    {
-        $this->assertParseResult(
-            'return-asynch',
-            [
-                'respond-async' => true,
-                'return' => null,
-                'handling' => null,
-                'wait' => null,
-            ]
-        );
-    }
-
-    public function testParseValue()
-    {
-        $this->assertParseResult(
-            'wait=10',
-            [
-                'respond-async' => false,
-                'return' => null,
-                'handling' => null,
-                'wait' => '10',
-            ]
-        );
-    }
-
-    public function testParseMultiple()
-    {
-        $this->assertParseResult(
-            'return-minimal, strict,lenient',
-            [
-                'respond-async' => false,
-                'return' => 'minimal',
-                'handling' => 'lenient',
-                'wait' => null,
-            ]
-        );
-    }
-
-    public function testParseWeirdValue()
-    {
-        $this->assertParseResult(
-            'BOOOH',
-            [
-                'respond-async' => false,
-                'return' => null,
-                'handling' => null,
-                'wait' => null,
-                'boooh' => true,
-            ]
-        );
-    }
-
-    public function testBrief()
-    {
-        $httpRequest = new HTTP\Request('GET', '/foo', [
-            'Brief' => 't',
-        ]);
-
-        $server = new Server();
-        $server->httpRequest = $httpRequest;
-
-        $this->assertEquals([
-            'respond-async' => false,
-            'return' => 'minimal',
-            'handling' => null,
-            'wait' => null,
-        ], $server->getHTTPPrefer());
-    }
-
-    /**
-     * propfindMinimal.
-     */
-    public function testpropfindMinimal()
-    {
-        $request = new HTTP\Request('PROPFIND', '/', [
-            'Prefer' => 'return-minimal',
-        ]);
-        $request->setBody(<<<BLA
-<?xml version="1.0"?>
-<d:propfind xmlns:d="DAV:">
-    <d:prop>
-        <d:something />
-        <d:resourcetype />
-    </d:prop>
-</d:propfind>
-BLA
-        );
-
-        $response = $this->request($request);
-
-        $body = $response->getBodyAsString();
-
-        $this->assertEquals(207, $response->getStatus(), $body);
-
-        $this->assertTrue(false !== strpos($body, 'resourcetype'), $body);
-        $this->assertTrue(false === strpos($body, 'something'), $body);
-    }
-
-    public function testproppatchMinimal()
-    {
-        $request = new HTTP\Request('PROPPATCH', '/', ['Prefer' => 'return-minimal']);
-        $request->setBody(<<<BLA
-<?xml version="1.0"?>
-<d:propertyupdate xmlns:d="DAV:">
-    <d:set>
-        <d:prop>
-            <d:something>nope!</d:something>
-        </d:prop>
-    </d:set>
-</d:propertyupdate>
-BLA
-        );
-
-        $this->server->on('propPatch', function ($path, PropPatch $propPatch) {
-            $propPatch->handle('{DAV:}something', function ($props) {
-                return true;
-            });
-        });
-
-        $response = $this->request($request);
-
-        $this->assertEquals('', $response->getBodyAsString(), 'Expected empty body: '.$response->getBodyAsString());
-        $this->assertEquals(204, $response->status);
-    }
-
-    public function testproppatchMinimalError()
-    {
-        $request = new HTTP\Request('PROPPATCH', '/', ['Prefer' => 'return-minimal']);
-        $request->setBody(<<<BLA
-<?xml version="1.0"?>
-<d:propertyupdate xmlns:d="DAV:">
-    <d:set>
-        <d:prop>
-            <d:something>nope!</d:something>
-        </d:prop>
-    </d:set>
-</d:propertyupdate>
-BLA
-        );
-
-        $response = $this->request($request);
-
-        $body = $response->getBodyAsString();
-
-        $this->assertEquals(207, $response->status);
-        $this->assertTrue(false !== strpos($body, 'something'));
-        $this->assertTrue(false !== strpos($body, '403 Forbidden'), $body);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/HttpDeleteTest.php b/vendor/sabre/dav/tests/Sabre/DAV/HttpDeleteTest.php
deleted file mode 100644
index f70febabd..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/HttpDeleteTest.php
+++ /dev/null
@@ -1,131 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\DAVServerTest;
-use Sabre\HTTP;
-
-/**
- * Tests related to the PUT request.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class HttpDeleteTest extends DAVServerTest
-{
-    /**
-     * Sets up the DAV tree.
-     */
-    public function setUpTree()
-    {
-        $this->tree = new Mock\Collection('root', [
-            'file1' => 'foo',
-            'dir' => [
-                'subfile' => 'bar',
-                'subfile2' => 'baz',
-            ],
-        ]);
-    }
-
-    /**
-     * A successful DELETE.
-     */
-    public function testDelete()
-    {
-        $request = new HTTP\Request('DELETE', '/file1');
-
-        $response = $this->request($request);
-
-        $this->assertEquals(
-            204,
-            $response->getStatus(),
-            'Incorrect status code. Response body:  '.$response->getBodyAsString()
-        );
-
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [Version::VERSION],
-                'Content-Length' => ['0'],
-            ],
-            $response->getHeaders()
-        );
-    }
-
-    /**
-     * Deleting a Directory.
-     */
-    public function testDeleteDirectory()
-    {
-        $request = new HTTP\Request('DELETE', '/dir');
-
-        $response = $this->request($request);
-
-        $this->assertEquals(
-            204,
-            $response->getStatus(),
-            'Incorrect status code. Response body:  '.$response->getBodyAsString()
-        );
-
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [Version::VERSION],
-                'Content-Length' => ['0'],
-            ],
-            $response->getHeaders()
-        );
-    }
-
-    /**
-     * DELETE on a node that does not exist.
-     */
-    public function testDeleteNotFound()
-    {
-        $request = new HTTP\Request('DELETE', '/file2');
-        $response = $this->request($request);
-
-        $this->assertEquals(
-            404,
-            $response->getStatus(),
-            'Incorrect status code. Response body:  '.$response->getBodyAsString()
-        );
-    }
-
-    /**
-     * DELETE with preconditions.
-     */
-    public function testDeletePreconditions()
-    {
-        $request = new HTTP\Request('DELETE', '/file1', [
-            'If-Match' => '"'.md5('foo').'"',
-        ]);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(
-            204,
-            $response->getStatus(),
-            'Incorrect status code. Response body:  '.$response->getBodyAsString()
-        );
-    }
-
-    /**
-     * DELETE with incorrect preconditions.
-     */
-    public function testDeletePreconditionsFailed()
-    {
-        $request = new HTTP\Request('DELETE', '/file1', [
-            'If-Match' => '"'.md5('bar').'"',
-        ]);
-
-        $response = $this->request($request);
-
-        $this->assertEquals(
-            412,
-            $response->getStatus(),
-            'Incorrect status code. Response body:  '.$response->getBodyAsString()
-        );
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/HttpPutTest.php b/vendor/sabre/dav/tests/Sabre/DAV/HttpPutTest.php
deleted file mode 100644
index 543ec652a..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/HttpPutTest.php
+++ /dev/null
@@ -1,354 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\DAVServerTest;
-use Sabre\HTTP;
-
-/**
- * Tests related to the PUT request.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class HttpPutTest extends DAVServerTest
-{
-    /**
-     * Sets up the DAV tree.
-     */
-    public function setUpTree()
-    {
-        $this->tree = new Mock\Collection('root', [
-            'file1' => 'foo',
-        ]);
-    }
-
-    /**
-     * A successful PUT of a new file.
-     */
-    public function testPut()
-    {
-        $request = new HTTP\Request('PUT', '/file2', [], 'hello');
-
-        $response = $this->request($request);
-
-        $this->assertEquals(201, $response->getStatus(), 'Incorrect status code received. Full response body:'.$response->getBodyAsString());
-
-        $this->assertEquals(
-            'hello',
-            $this->server->tree->getNodeForPath('file2')->get()
-        );
-
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [Version::VERSION],
-                'Content-Length' => ['0'],
-                'ETag' => ['"'.md5('hello').'"'],
-            ],
-            $response->getHeaders()
-        );
-    }
-
-    /**
-     * A successful PUT on an existing file.
-     *
-     * @depends testPut
-     */
-    public function testPutExisting()
-    {
-        $request = new HTTP\Request('PUT', '/file1', [], 'bar');
-
-        $response = $this->request($request);
-
-        $this->assertEquals(204, $response->getStatus());
-
-        $this->assertEquals(
-            'bar',
-            $this->server->tree->getNodeForPath('file1')->get()
-        );
-
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [Version::VERSION],
-                'Content-Length' => ['0'],
-                'ETag' => ['"'.md5('bar').'"'],
-            ],
-            $response->getHeaders()
-        );
-    }
-
-    /**
-     * PUT on existing file with If-Match: *.
-     *
-     * @depends testPutExisting
-     */
-    public function testPutExistingIfMatchStar()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/file1',
-            ['If-Match' => '*'],
-            'hello'
-        );
-
-        $response = $this->request($request);
-
-        $this->assertEquals(204, $response->getStatus());
-
-        $this->assertEquals(
-            'hello',
-            $this->server->tree->getNodeForPath('file1')->get()
-        );
-
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [Version::VERSION],
-                'Content-Length' => ['0'],
-                'ETag' => ['"'.md5('hello').'"'],
-            ],
-            $response->getHeaders()
-        );
-    }
-
-    /**
-     * PUT on existing file with If-Match: with a correct etag.
-     *
-     * @depends testPutExisting
-     */
-    public function testPutExistingIfMatchCorrect()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/file1',
-            ['If-Match' => '"'.md5('foo').'"'],
-            'hello'
-        );
-
-        $response = $this->request($request);
-
-        $this->assertEquals(204, $response->status);
-
-        $this->assertEquals(
-            'hello',
-            $this->server->tree->getNodeForPath('file1')->get()
-        );
-
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [Version::VERSION],
-                'Content-Length' => ['0'],
-                'ETag' => ['"'.md5('hello').'"'],
-            ],
-            $response->getHeaders()
-        );
-    }
-
-    /**
-     * PUT with Content-Range should be rejected.
-     *
-     * @depends testPut
-     */
-    public function testPutContentRange()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/file2',
-            ['Content-Range' => 'bytes/100-200'],
-            'hello'
-        );
-
-        $response = $this->request($request);
-        $this->assertEquals(400, $response->getStatus());
-    }
-
-    /**
-     * PUT on non-existing file with If-None-Match: * should work.
-     *
-     * @depends testPut
-     */
-    public function testPutIfNoneMatchStar()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/file2',
-            ['If-None-Match' => '*'],
-            'hello'
-        );
-
-        $response = $this->request($request);
-
-        $this->assertEquals(201, $response->getStatus());
-
-        $this->assertEquals(
-            'hello',
-            $this->server->tree->getNodeForPath('file2')->get()
-        );
-
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [Version::VERSION],
-                'Content-Length' => ['0'],
-                'ETag' => ['"'.md5('hello').'"'],
-            ],
-            $response->getHeaders()
-        );
-    }
-
-    /**
-     * PUT on non-existing file with If-Match: * should fail.
-     *
-     * @depends testPut
-     */
-    public function testPutIfMatchStar()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/file2',
-            ['If-Match' => '*'],
-            'hello'
-        );
-
-        $response = $this->request($request);
-
-        $this->assertEquals(412, $response->getStatus());
-    }
-
-    /**
-     * PUT on existing file with If-None-Match: * should fail.
-     *
-     * @depends testPut
-     */
-    public function testPutExistingIfNoneMatchStar()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/file1',
-            ['If-None-Match' => '*'],
-            'hello'
-        );
-        $request->setBody('hello');
-
-        $response = $this->request($request);
-
-        $this->assertEquals(412, $response->getStatus());
-    }
-
-    /**
-     * PUT thats created in a non-collection should be rejected.
-     *
-     * @depends testPut
-     */
-    public function testPutParentIsNotCollection()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/file1/file2',
-            [],
-            'hello'
-        );
-
-        $response = $this->request($request);
-        $this->assertEquals(409, $response->getStatus());
-    }
-
-    /**
-     * PUT thats created in a non-existent collection should be rejected.
-     *
-     * @depends testPut
-     */
-    public function testPutParentCollectionDoesNotExist()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/non-existent-collection/file2',
-            [],
-            'hello'
-        );
-
-        $response = $this->request($request);
-        $this->assertEquals(409, $response->getStatus());
-    }
-
-    /**
-     * Finder may sometimes make a request, which gets its content-body
-     * stripped. We can't always prevent this from happening, but in some cases
-     * we can detected this and return an error instead.
-     *
-     * @depends testPut
-     */
-    public function testFinderPutSuccess()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/file2',
-            ['X-Expected-Entity-Length' => '5'],
-            'hello'
-        );
-        $response = $this->request($request);
-
-        $this->assertEquals(201, $response->getStatus());
-
-        $this->assertEquals(
-            'hello',
-            $this->server->tree->getNodeForPath('file2')->get()
-        );
-
-        $this->assertEquals(
-            [
-                'X-Sabre-Version' => [Version::VERSION],
-                'Content-Length' => ['0'],
-                'ETag' => ['"'.md5('hello').'"'],
-            ],
-            $response->getHeaders()
-        );
-    }
-
-    /**
-     * Same as the last one, but in this case we're mimicing a failed request.
-     *
-     * @depends testFinderPutSuccess
-     */
-    public function testFinderPutFail()
-    {
-        $request = new HTTP\Request(
-            'PUT',
-            '/file2',
-            ['X-Expected-Entity-Length' => '5'],
-            ''
-        );
-
-        $response = $this->request($request);
-
-        $this->assertEquals(403, $response->getStatus());
-    }
-
-    /**
-     * Plugins can intercept PUT. We need to make sure that works.
-     *
-     * @depends testPut
-     */
-    public function testPutIntercept()
-    {
-        $this->server->on('beforeBind', function ($uri) {
-            $this->server->httpResponse->setStatus(418);
-
-            return false;
-        });
-
-        $request = new HTTP\Request('PUT', '/file2', [], 'hello');
-        $response = $this->request($request);
-
-        $this->assertEquals(418, $response->getStatus(), 'Incorrect status code received. Full response body: '.$response->getBodyAsString());
-
-        $this->assertFalse(
-            $this->server->tree->nodeExists('file2')
-        );
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-        ], $response->getHeaders());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Issue33Test.php b/vendor/sabre/dav/tests/Sabre/DAV/Issue33Test.php
deleted file mode 100644
index 36b182c44..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Issue33Test.php
+++ /dev/null
@@ -1,93 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP;
-
-class Issue33Test extends \PHPUnit\Framework\TestCase
-{
-    public function setup(): void
-    {
-        \Sabre\TestUtil::clearTempDir();
-    }
-
-    public function testCopyMoveInfo()
-    {
-        $bar = new SimpleCollection('bar');
-        $root = new SimpleCollection('webdav', [$bar]);
-
-        $server = new Server($root);
-        $server->setBaseUri('/webdav/');
-
-        $request = new HTTP\Request('GET', '/webdav/bar', [
-            'Destination' => 'http://dev2.tribalos.com/webdav/%C3%A0fo%C3%B3',
-            'Overwrite' => 'F',
-        ]);
-
-        $server->httpRequest = $request;
-
-        $info = $server->getCopyAndMoveInfo($request);
-
-        $this->assertEquals('%C3%A0fo%C3%B3', urlencode($info['destination']));
-        $this->assertFalse($info['destinationExists']);
-        $this->assertFalse($info['destinationNode']);
-    }
-
-    public function testTreeMove()
-    {
-        mkdir(SABRE_TEMPDIR.'/issue33');
-        $dir = new FS\Directory(SABRE_TEMPDIR.'/issue33');
-
-        $dir->createDirectory('bar');
-
-        $tree = new Tree($dir);
-        $tree->move('bar', urldecode('%C3%A0fo%C3%B3'));
-
-        $node = $tree->getNodeForPath(urldecode('%C3%A0fo%C3%B3'));
-        $this->assertEquals(urldecode('%C3%A0fo%C3%B3'), $node->getName());
-    }
-
-    public function testDirName()
-    {
-        $dirname1 = 'bar';
-        $dirname2 = urlencode('%C3%A0fo%C3%B3');
-
-        $this->assertTrue(dirname($dirname1) == dirname($dirname2));
-    }
-
-    /**
-     * @depends testTreeMove
-     * @depends testCopyMoveInfo
-     */
-    public function testEverything()
-    {
-        $request = new HTTP\Request('MOVE', '/webdav/bar', [
-            'Destination' => 'http://dev2.tribalos.com/webdav/%C3%A0fo%C3%B3',
-            'Overwrite' => 'F',
-        ]);
-
-        $request->setBody('');
-
-        $response = new HTTP\ResponseMock();
-
-        // Server setup
-        mkdir(SABRE_TEMPDIR.'/issue33');
-        $dir = new FS\Directory(SABRE_TEMPDIR.'/issue33');
-
-        $dir->createDirectory('bar');
-
-        $tree = new Tree($dir);
-
-        $server = new Server($tree);
-        $server->setBaseUri('/webdav/');
-
-        $server->httpRequest = $request;
-        $server->httpResponse = $response;
-        $server->sapi = new HTTP\SapiMock();
-        $server->exec();
-
-        $this->assertTrue(file_exists(SABRE_TEMPDIR.'/issue33/'.urldecode('%C3%A0fo%C3%B3')));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/AbstractTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/AbstractTest.php
deleted file mode 100644
index d1cd1799c..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/AbstractTest.php
+++ /dev/null
@@ -1,189 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Locks\Backend;
-
-use Sabre\DAV;
-
-abstract class AbstractTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @abstract
-     *
-     * @return AbstractBackend
-     */
-    abstract public function getBackend();
-
-    public function testSetup()
-    {
-        $backend = $this->getBackend();
-        $this->assertInstanceOf('Sabre\\DAV\\Locks\\Backend\\AbstractBackend', $backend);
-    }
-
-    /**
-     * @depends testSetup
-     */
-    public function testGetLocks()
-    {
-        $backend = $this->getBackend();
-
-        $lock = new DAV\Locks\LockInfo();
-        $lock->owner = 'Sinterklaas';
-        $lock->timeout = 60;
-        $lock->created = time();
-        $lock->token = 'MY-UNIQUE-TOKEN';
-        $lock->uri = 'someuri';
-
-        $this->assertTrue($backend->lock('someuri', $lock));
-
-        $locks = $backend->getLocks('someuri', false);
-
-        $this->assertEquals(1, count($locks));
-        $this->assertEquals('Sinterklaas', $locks[0]->owner);
-        $this->assertEquals('someuri', $locks[0]->uri);
-    }
-
-    /**
-     * @depends testGetLocks
-     */
-    public function testGetLocksParent()
-    {
-        $backend = $this->getBackend();
-
-        $lock = new DAV\Locks\LockInfo();
-        $lock->owner = 'Sinterklaas';
-        $lock->timeout = 60;
-        $lock->created = time();
-        $lock->depth = DAV\Server::DEPTH_INFINITY;
-        $lock->token = 'MY-UNIQUE-TOKEN';
-
-        $this->assertTrue($backend->lock('someuri', $lock));
-
-        $locks = $backend->getLocks('someuri/child', false);
-
-        $this->assertEquals(1, count($locks));
-        $this->assertEquals('Sinterklaas', $locks[0]->owner);
-        $this->assertEquals('someuri', $locks[0]->uri);
-    }
-
-    /**
-     * @depends testGetLocks
-     */
-    public function testGetLocksParentDepth0()
-    {
-        $backend = $this->getBackend();
-
-        $lock = new DAV\Locks\LockInfo();
-        $lock->owner = 'Sinterklaas';
-        $lock->timeout = 60;
-        $lock->created = time();
-        $lock->depth = 0;
-        $lock->token = 'MY-UNIQUE-TOKEN';
-
-        $this->assertTrue($backend->lock('someuri', $lock));
-
-        $locks = $backend->getLocks('someuri/child', false);
-
-        $this->assertEquals(0, count($locks));
-    }
-
-    public function testGetLocksChildren()
-    {
-        $backend = $this->getBackend();
-
-        $lock = new DAV\Locks\LockInfo();
-        $lock->owner = 'Sinterklaas';
-        $lock->timeout = 60;
-        $lock->created = time();
-        $lock->depth = 0;
-        $lock->token = 'MY-UNIQUE-TOKEN';
-
-        $this->assertTrue($backend->lock('someuri/child', $lock));
-
-        $locks = $backend->getLocks('someuri/child', false);
-        $this->assertEquals(1, count($locks));
-
-        $locks = $backend->getLocks('someuri', false);
-        $this->assertEquals(0, count($locks));
-
-        $locks = $backend->getLocks('someuri', true);
-        $this->assertEquals(1, count($locks));
-    }
-
-    /**
-     * @depends testGetLocks
-     */
-    public function testLockRefresh()
-    {
-        $backend = $this->getBackend();
-
-        $lock = new DAV\Locks\LockInfo();
-        $lock->owner = 'Sinterklaas';
-        $lock->timeout = 60;
-        $lock->created = time();
-        $lock->token = 'MY-UNIQUE-TOKEN';
-
-        $this->assertTrue($backend->lock('someuri', $lock));
-        /* Second time */
-
-        $lock->owner = 'Santa Clause';
-        $this->assertTrue($backend->lock('someuri', $lock));
-
-        $locks = $backend->getLocks('someuri', false);
-
-        $this->assertEquals(1, count($locks));
-
-        $this->assertEquals('Santa Clause', $locks[0]->owner);
-        $this->assertEquals('someuri', $locks[0]->uri);
-    }
-
-    /**
-     * @depends testGetLocks
-     */
-    public function testUnlock()
-    {
-        $backend = $this->getBackend();
-
-        $lock = new DAV\Locks\LockInfo();
-        $lock->owner = 'Sinterklaas';
-        $lock->timeout = 60;
-        $lock->created = time();
-        $lock->token = 'MY-UNIQUE-TOKEN';
-
-        $this->assertTrue($backend->lock('someuri', $lock));
-
-        $locks = $backend->getLocks('someuri', false);
-        $this->assertEquals(1, count($locks));
-
-        $this->assertTrue($backend->unlock('someuri', $lock));
-
-        $locks = $backend->getLocks('someuri', false);
-        $this->assertEquals(0, count($locks));
-    }
-
-    /**
-     * @depends testUnlock
-     */
-    public function testUnlockUnknownToken()
-    {
-        $backend = $this->getBackend();
-
-        $lock = new DAV\Locks\LockInfo();
-        $lock->owner = 'Sinterklaas';
-        $lock->timeout = 60;
-        $lock->created = time();
-        $lock->token = 'MY-UNIQUE-TOKEN';
-
-        $this->assertTrue($backend->lock('someuri', $lock));
-
-        $locks = $backend->getLocks('someuri', false);
-        $this->assertEquals(1, count($locks));
-
-        $lock->token = 'SOME-OTHER-TOKEN';
-        $this->assertFalse($backend->unlock('someuri', $lock));
-
-        $locks = $backend->getLocks('someuri', false);
-        $this->assertEquals(1, count($locks));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/FileTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/FileTest.php
deleted file mode 100644
index 57a3255c7..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/FileTest.php
+++ /dev/null
@@ -1,21 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Locks\Backend;
-
-class FileTest extends AbstractTest
-{
-    public function getBackend()
-    {
-        \Sabre\TestUtil::clearTempDir();
-        $backend = new File(SABRE_TEMPDIR.'/lockdb');
-
-        return $backend;
-    }
-
-    public function teardown(): void
-    {
-        \Sabre\TestUtil::clearTempDir();
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/PDOMySQLTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/PDOMySQLTest.php
deleted file mode 100644
index 86ffc0bb3..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/PDOMySQLTest.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Locks\Backend;
-
-class PDOMySQLTest extends PDOTest
-{
-    public $driver = 'mysql';
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/PDOTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/PDOTest.php
deleted file mode 100644
index f5ed98f50..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Locks/Backend/PDOTest.php
+++ /dev/null
@@ -1,20 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Locks\Backend;
-
-abstract class PDOTest extends AbstractTest
-{
-    use \Sabre\DAV\DbTestHelperTrait;
-
-    public function getBackend()
-    {
-        $this->dropTables('locks');
-        $this->createSchema('locks');
-
-        $pdo = $this->getPDO();
-
-        return new PDO($pdo);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Locks/MSWordTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Locks/MSWordTest.php
deleted file mode 100644
index 02c3d39ba..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Locks/MSWordTest.php
+++ /dev/null
@@ -1,119 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Locks;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class MSWordTest extends \PHPUnit\Framework\TestCase
-{
-    public function teardown(): void
-    {
-        \Sabre\TestUtil::clearTempDir();
-    }
-
-    public function testLockEtc()
-    {
-        mkdir(SABRE_TEMPDIR.'/mstest');
-        $tree = new DAV\FS\Directory(SABRE_TEMPDIR.'/mstest');
-
-        $server = new DAV\Server($tree);
-        $server->debugExceptions = true;
-        $locksBackend = new Backend\File(SABRE_TEMPDIR.'/locksdb');
-        $locksPlugin = new Plugin($locksBackend);
-        $server->addPlugin($locksPlugin);
-
-        $response1 = new HTTP\ResponseMock();
-
-        $server->httpRequest = $this->getLockRequest();
-        $server->httpResponse = $response1;
-        $server->sapi = new HTTP\SapiMock();
-        $server->exec();
-
-        $this->assertEquals(201, $server->httpResponse->getStatus(), 'Full response body:'.$response1->getBodyAsString());
-        $this->assertTrue((bool) $server->httpResponse->getHeaders('Lock-Token'));
-        $lockToken = $server->httpResponse->getHeader('Lock-Token');
-
-        //sleep(10);
-
-        $response2 = new HTTP\ResponseMock();
-
-        $server->httpRequest = $this->getLockRequest2();
-        $server->httpResponse = $response2;
-        $server->exec();
-
-        $this->assertEquals(201, $server->httpResponse->status);
-        $this->assertTrue((bool) $server->httpResponse->getHeaders('Lock-Token'));
-
-        //sleep(10);
-
-        $response3 = new HTTP\ResponseMock();
-        $server->httpRequest = $this->getPutRequest($lockToken);
-        $server->httpResponse = $response3;
-        $server->exec();
-
-        $this->assertEquals(204, $server->httpResponse->status);
-    }
-
-    public function getLockRequest()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-           'REQUEST_METHOD' => 'LOCK',
-           'HTTP_CONTENT_TYPE' => 'application/xml',
-           'HTTP_TIMEOUT' => 'Second-3600',
-           'REQUEST_URI' => '/Nouveau%20Microsoft%20Office%20Excel%20Worksheet.xlsx',
-        ]);
-
-        $request->setBody('<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope>
-        <D:exclusive />
-    </D:lockscope>
-    <D:locktype>
-        <D:write />
-    </D:locktype>
-    <D:owner>
-        <D:href>PC-Vista\User</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        return $request;
-    }
-
-    public function getLockRequest2()
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-           'REQUEST_METHOD' => 'LOCK',
-           'HTTP_CONTENT_TYPE' => 'application/xml',
-           'HTTP_TIMEOUT' => 'Second-3600',
-           'REQUEST_URI' => '/~$Nouveau%20Microsoft%20Office%20Excel%20Worksheet.xlsx',
-        ]);
-
-        $request->setBody('<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope>
-        <D:exclusive />
-    </D:lockscope>
-    <D:locktype>
-        <D:write />
-    </D:locktype>
-    <D:owner>
-        <D:href>PC-Vista\User</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        return $request;
-    }
-
-    public function getPutRequest($lockToken)
-    {
-        $request = HTTP\Sapi::createFromServerArray([
-           'REQUEST_METHOD' => 'PUT',
-           'REQUEST_URI' => '/Nouveau%20Microsoft%20Office%20Excel%20Worksheet.xlsx',
-           'HTTP_IF' => 'If: ('.$lockToken.')',
-        ]);
-        $request->setBody('FAKE BODY');
-
-        return $request;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Locks/PluginTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Locks/PluginTest.php
deleted file mode 100644
index 9279afb5a..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Locks/PluginTest.php
+++ /dev/null
@@ -1,886 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Locks;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class PluginTest extends DAV\AbstractServer
-{
-    /**
-     * @var Plugin
-     */
-    protected $locksPlugin;
-
-    public function setup(): void
-    {
-        parent::setUp();
-        $locksBackend = new Backend\File(SABRE_TEMPDIR.'/locksdb');
-        $locksPlugin = new Plugin($locksBackend);
-        $this->server->addPlugin($locksPlugin);
-        $this->locksPlugin = $locksPlugin;
-    }
-
-    public function testGetInfo()
-    {
-        $this->assertArrayHasKey(
-            'name',
-            $this->locksPlugin->getPluginInfo()
-        );
-    }
-
-    public function testGetFeatures()
-    {
-        $this->assertEquals([2], $this->locksPlugin->getFeatures());
-    }
-
-    public function testGetHTTPMethods()
-    {
-        $this->assertEquals(['LOCK', 'UNLOCK'], $this->locksPlugin->getHTTPMethods(''));
-    }
-
-    public function testLockNoBody()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            ],
-            $this->response->getHeaders()
-         );
-
-        $this->assertEquals(400, $this->response->status);
-    }
-
-    public function testLock()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(200, $this->response->status, 'Got an incorrect status back. Response body: '.$this->response->getBodyAsString());
-
-        $body = preg_replace("/xmlns(:[A-Za-z0-9_])?=(\"|\')DAV:(\"|\')/", 'xmlns\\1="urn:DAV"', $this->response->getBodyAsString());
-        $xml = simplexml_load_string($body);
-        $xml->registerXPathNamespace('d', 'urn:DAV');
-
-        $elements = [
-            '/d:prop',
-            '/d:prop/d:lockdiscovery',
-            '/d:prop/d:lockdiscovery/d:activelock',
-            '/d:prop/d:lockdiscovery/d:activelock/d:locktype',
-            '/d:prop/d:lockdiscovery/d:activelock/d:lockroot',
-            '/d:prop/d:lockdiscovery/d:activelock/d:lockroot/d:href',
-            '/d:prop/d:lockdiscovery/d:activelock/d:locktype/d:write',
-            '/d:prop/d:lockdiscovery/d:activelock/d:lockscope',
-            '/d:prop/d:lockdiscovery/d:activelock/d:lockscope/d:exclusive',
-            '/d:prop/d:lockdiscovery/d:activelock/d:depth',
-            '/d:prop/d:lockdiscovery/d:activelock/d:owner',
-            '/d:prop/d:lockdiscovery/d:activelock/d:timeout',
-            '/d:prop/d:lockdiscovery/d:activelock/d:locktoken',
-            '/d:prop/d:lockdiscovery/d:activelock/d:locktoken/d:href',
-        ];
-
-        foreach ($elements as $elem) {
-            $data = $xml->xpath($elem);
-            $this->assertEquals(1, count($data), 'We expected 1 match for the xpath expression "'.$elem.'". '.count($data).' were found. Full response body: '.$this->response->getBodyAsString());
-        }
-
-        $depth = $xml->xpath('/d:prop/d:lockdiscovery/d:activelock/d:depth');
-        $this->assertEquals('infinity', (string) $depth[0]);
-
-        $token = $xml->xpath('/d:prop/d:lockdiscovery/d:activelock/d:locktoken/d:href');
-        $this->assertEquals($this->response->getHeader('Lock-Token'), '<'.(string) $token[0].'>', 'Token in response body didn\'t match token in response header.');
-    }
-
-    public function testLockWithContext()
-    {
-        $request = new HTTP\Request('LOCK', '/baseuri/test.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->setBaseUri('baseuri');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(200, $this->response->status, 'Got an incorrect status back. Response body: '.$this->response->getBodyAsString());
-
-        $body = preg_replace("/xmlns(:[A-Za-z0-9_])?=(\"|\')DAV:(\"|\')/", 'xmlns\\1="urn:DAV"', $this->response->getBodyAsString());
-        $xml = simplexml_load_string($body);
-        $xml->registerXPathNamespace('d', 'urn:DAV');
-
-        $lockRoot = $xml->xpath('/d:prop/d:lockdiscovery/d:activelock/d:lockroot/d:href');
-        $this->assertEquals('baseuri/test.txt', (string) $lockRoot[0]);
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testDoubleLock()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->response = new HTTP\ResponseMock();
-        $this->server->httpResponse = $this->response;
-
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-
-        $this->assertEquals(423, $this->response->status, 'Full response: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockRefresh()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $lockToken = $this->response->getHeader('Lock-Token');
-
-        $this->response = new HTTP\ResponseMock();
-        $this->server->httpResponse = $this->response;
-
-        $request = new HTTP\Request('LOCK', '/test.txt', ['If' => '('.$lockToken.')']);
-        $request->setBody('');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-
-        $this->assertEquals(200, $this->response->status, 'We received an incorrect status code. Full response body: '.$this->response->getBody());
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockRefreshBadToken()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $lockToken = $this->response->getHeader('Lock-Token');
-
-        $this->response = new HTTP\ResponseMock();
-        $this->server->httpResponse = $this->response;
-
-        $request = new HTTP\Request('LOCK', '/test.txt', ['If' => '('.$lockToken.'foobar) (<opaquelocktoken:anotherbadtoken>)']);
-        $request->setBody('');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-
-        $this->assertEquals(423, $this->response->getStatus(), 'We received an incorrect status code. Full response body: '.$this->response->getBody());
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockNoFile()
-    {
-        $request = new HTTP\Request('LOCK', '/notfound.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(201, $this->response->status);
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testUnlockNoToken()
-    {
-        $request = new HTTP\Request('UNLOCK', '/test.txt');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            ],
-            $this->response->getHeaders()
-         );
-
-        $this->assertEquals(400, $this->response->status);
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testUnlockBadToken()
-    {
-        $request = new HTTP\Request('UNLOCK', '/test.txt', ['Lock-Token' => '<opaquelocktoken:blablabla>']);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            ],
-            $this->response->getHeaders()
-         );
-
-        $this->assertEquals(409, $this->response->status, 'Got an incorrect status code. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockPutNoToken()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(200, $this->response->status);
-
-        $request = new HTTP\Request('PUT', '/test.txt');
-        $request->setBody('newbody');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(423, $this->response->status);
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testUnlock()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $this->server->httpRequest = $request;
-
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->invokeMethod($request, $this->server->httpResponse);
-        $lockToken = $this->server->httpResponse->getHeader('Lock-Token');
-
-        $request = new HTTP\Request('UNLOCK', '/test.txt', ['Lock-Token' => $lockToken]);
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = new HTTP\ResponseMock();
-        $this->server->invokeMethod($request, $this->server->httpResponse);
-
-        $this->assertEquals(204, $this->server->httpResponse->status, 'Got an incorrect status code. Full response body: '.$this->response->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Length' => ['0'],
-            ],
-            $this->server->httpResponse->getHeaders()
-         );
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testUnlockWindowsBug()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $this->server->httpRequest = $request;
-
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->invokeMethod($request, $this->server->httpResponse);
-        $lockToken = $this->server->httpResponse->getHeader('Lock-Token');
-
-        // See Issue 123
-        $lockToken = trim($lockToken, '<>');
-
-        $request = new HTTP\Request('UNLOCK', '/test.txt', ['Lock-Token' => $lockToken]);
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = new HTTP\ResponseMock();
-        $this->server->invokeMethod($request, $this->server->httpResponse);
-
-        $this->assertEquals(204, $this->server->httpResponse->status, 'Got an incorrect status code. Full response body: '.$this->response->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Length' => ['0'],
-            ],
-            $this->server->httpResponse->getHeaders()
-         );
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockRetainOwner()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $this->server->httpRequest = $request;
-
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>Evert</D:owner>
-</D:lockinfo>');
-
-        $this->server->invokeMethod($request, $this->server->httpResponse);
-        $lockToken = $this->server->httpResponse->getHeader('Lock-Token');
-
-        $locks = $this->locksPlugin->getLocks('test.txt');
-        $this->assertEquals(1, count($locks));
-        $this->assertEquals('Evert', $locks[0]->owner);
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockPutBadToken()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(200, $this->response->status);
-
-        $request = new HTTP\Request('PUT', '/test.txt', [
-            'If' => '(<opaquelocktoken:token1>)',
-        ]);
-        $request->setBody('newbody');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        // $this->assertEquals('412 Precondition failed',$this->response->status);
-        $this->assertEquals(423, $this->response->status);
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockDeleteParent()
-    {
-        $request = new HTTP\Request('LOCK', '/dir/child.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(200, $this->response->status);
-
-        $request = new HTTP\Request('DELETE', '/dir');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(423, $this->response->status);
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockDeleteSucceed()
-    {
-        $request = new HTTP\Request('LOCK', '/dir/child.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(200, $this->response->status);
-
-        $request = new HTTP\Request('DELETE', '/dir/child.txt', [
-            'If' => '('.$this->response->getHeader('Lock-Token').')',
-        ]);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(204, $this->response->status);
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockCopyLockSource()
-    {
-        $request = new HTTP\Request('LOCK', '/dir/child.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(200, $this->response->status);
-
-        $request = new HTTP\Request('COPY', '/dir/child.txt', [
-            'Destination' => '/dir/child2.txt',
-        ]);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(201, $this->response->status, 'Copy must succeed if only the source is locked, but not the destination');
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockCopyLockDestination()
-    {
-        $request = new HTTP\Request('LOCK', '/dir/child2.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(201, $this->response->status);
-
-        $request = new HTTP\Request('COPY', '/dir/child.txt', [
-            'Destination' => '/dir/child2.txt',
-        ]);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(423, $this->response->status, 'Copy must succeed if only the source is locked, but not the destination');
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockMoveLockSourceLocked()
-    {
-        $request = new HTTP\Request('LOCK', '/dir/child.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(200, $this->response->status);
-
-        $request = new HTTP\Request('MOVE', '/dir/child.txt', [
-            'Destination' => '/dir/child2.txt',
-        ]);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(423, $this->response->status, 'Copy must succeed if only the source is locked, but not the destination');
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockMoveLockSourceSucceed()
-    {
-        $request = new HTTP\Request('LOCK', '/dir/child.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(200, $this->response->status);
-
-        $request = new HTTP\Request('MOVE', '/dir/child.txt', [
-            'Destination' => '/dir/child2.txt',
-            'If' => '('.$this->response->getHeader('Lock-Token').')',
-        ]);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(201, $this->response->status, 'A valid lock-token was provided for the source, so this MOVE operation must succeed. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockMoveLockDestination()
-    {
-        $request = new HTTP\Request('LOCK', '/dir/child2.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(201, $this->response->status);
-
-        $request = new HTTP\Request('MOVE', '/dir/child.txt', [
-            'Destination' => '/dir/child2.txt',
-        ]);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(423, $this->response->status, 'Copy must succeed if only the source is locked, but not the destination');
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockMoveLockParent()
-    {
-        $request = new HTTP\Request('LOCK', '/dir', [
-            'Depth' => 'infinite',
-        ]);
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(200, $this->response->status);
-
-        $request = new HTTP\Request('MOVE', '/dir/child.txt', [
-            'Destination' => '/dir/child2.txt',
-            'If' => '</dir> ('.$this->response->getHeader('Lock-Token').')',
-        ]);
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(201, $this->response->status, 'We locked the parent of both the source and destination, but the move didn\'t succeed.');
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockPutGoodToken()
-    {
-        $request = new HTTP\Request('LOCK', '/test.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(200, $this->response->status);
-
-        $request = new HTTP\Request('PUT', '/test.txt', [
-            'If' => '('.$this->response->getHeader('Lock-Token').')',
-        ]);
-        $request->setBody('newbody');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(204, $this->response->status);
-    }
-
-    /**
-     * @depends testLock
-     */
-    public function testLockPutUnrelatedToken()
-    {
-        $request = new HTTP\Request('LOCK', '/unrelated.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(201, $this->response->getStatus());
-
-        $request = new HTTP\Request(
-            'PUT',
-            '/test.txt',
-            ['If' => '</unrelated.txt> ('.$this->response->getHeader('Lock-Token').')']
-        );
-        $request->setBody('newbody');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-
-        $this->assertEquals(204, $this->response->status);
-    }
-
-    public function testPutWithIncorrectETag()
-    {
-        $request = new HTTP\Request('PUT', '/test.txt', [
-            'If' => '(["etag1"])',
-        ]);
-        $request->setBody('newbody');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-        $this->assertEquals(412, $this->response->status);
-    }
-
-    /**
-     * @depends testPutWithIncorrectETag
-     */
-    public function testPutWithCorrectETag()
-    {
-        // We need an ETag-enabled file node.
-        $tree = new DAV\Tree(new DAV\FSExt\Directory(SABRE_TEMPDIR));
-        $this->server->tree = $tree;
-
-        $filename = SABRE_TEMPDIR.'/test.txt';
-        $etag = sha1(
-            fileinode($filename).
-            filesize($filename).
-            filemtime($filename)
-        );
-
-        $request = new HTTP\Request('PUT', '/test.txt', [
-            'If' => '(["'.$etag.'"])',
-        ]);
-        $request->setBody('newbody');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-        $this->assertEquals(204, $this->response->status, 'Incorrect status received. Full response body:'.$this->response->getBodyAsString());
-    }
-
-    public function testDeleteWithETagOnCollection()
-    {
-        $request = new HTTP\Request('DELETE', '/dir', [
-            'If' => '(["etag1"])',
-        ]);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-        $this->assertEquals(412, $this->response->status);
-    }
-
-    public function testGetTimeoutHeader()
-    {
-        $request = new HTTP\Request('LOCK', '/foo/bar', [
-            'Timeout' => 'second-100',
-        ]);
-
-        $this->server->httpRequest = $request;
-        $this->assertEquals(100, $this->locksPlugin->getTimeoutHeader());
-    }
-
-    public function testGetTimeoutHeaderTwoItems()
-    {
-        $request = new HTTP\Request('LOCK', '/foo/bar', [
-            'Timeout' => 'second-5, infinite',
-        ]);
-        $this->server->httpRequest = $request;
-        $this->assertEquals(5, $this->locksPlugin->getTimeoutHeader());
-    }
-
-    public function testGetTimeoutHeaderInfinite()
-    {
-        $request = new HTTP\Request('LOCK', '/foo/bar', [
-            'Timeout' => 'infinite, second-5',
-        ]);
-        $this->server->httpRequest = $request;
-        $this->assertEquals(LockInfo::TIMEOUT_INFINITE, $this->locksPlugin->getTimeoutHeader());
-    }
-
-    public function testGetTimeoutHeaderInvalid()
-    {
-        $this->expectException('Sabre\DAV\Exception\BadRequest');
-        $request = new HTTP\Request('GET', '/', ['Timeout' => 'yourmom']);
-
-        $this->server->httpRequest = $request;
-        $this->locksPlugin->getTimeoutHeader();
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Mock/Collection.php b/vendor/sabre/dav/tests/Sabre/DAV/Mock/Collection.php
deleted file mode 100644
index 041274706..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Mock/Collection.php
+++ /dev/null
@@ -1,157 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Mock;
-
-use Sabre\DAV;
-
-/**
- * Mock Collection.
- *
- * This collection quickly allows you to create trees of nodes.
- * Children are specified as an array.
- *
- * Every key a filename, every array value is either:
- *   * an array, for a sub-collection
- *   * a string, for a file
- *   * An instance of \Sabre\DAV\INode.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class Collection extends DAV\Collection
-{
-    protected $name;
-    protected $children;
-    protected $parent;
-
-    /**
-     * Creates the object.
-     *
-     * @param string     $name
-     * @param Collection $parent
-     */
-    public function __construct($name, array $children = [], Collection $parent = null)
-    {
-        $this->name = $name;
-        foreach ($children as $key => $value) {
-            if (is_string($value)) {
-                $this->children[] = new File($key, $value, $this);
-            } elseif (is_array($value)) {
-                $this->children[] = new self($key, $value, $this);
-            } elseif ($value instanceof \Sabre\DAV\INode) {
-                $this->children[] = $value;
-            } else {
-                throw new \InvalidArgumentException('Unknown value passed in $children');
-            }
-        }
-        $this->parent = $parent;
-    }
-
-    /**
-     * Returns the name of the node.
-     *
-     * This is used to generate the url.
-     *
-     * @return string
-     */
-    public function getName()
-    {
-        return $this->name;
-    }
-
-    /**
-     * Creates a new file in the directory.
-     *
-     * Data will either be supplied as a stream resource, or in certain cases
-     * as a string. Keep in mind that you may have to support either.
-     *
-     * After successful creation of the file, you may choose to return the ETag
-     * of the new file here.
-     *
-     * The returned ETag must be surrounded by double-quotes (The quotes should
-     * be part of the actual string).
-     *
-     * If you cannot accurately determine the ETag, you should not return it.
-     * If you don't store the file exactly as-is (you're transforming it
-     * somehow) you should also not return an ETag.
-     *
-     * This means that if a subsequent GET to this new file does not exactly
-     * return the same contents of what was submitted here, you are strongly
-     * recommended to omit the ETag.
-     *
-     * @param string          $name Name of the file
-     * @param resource|string $data Initial payload
-     *
-     * @return string|null
-     */
-    public function createFile($name, $data = null)
-    {
-        if (null === $data) {
-            $data = '';
-        }
-        if (is_resource($data)) {
-            $data = stream_get_contents($data);
-        }
-        $this->children[] = new File($name, $data, $this);
-
-        return '"'.md5($data).'"';
-    }
-
-    /**
-     * Creates a new subdirectory.
-     *
-     * @param string $name
-     */
-    public function createDirectory($name)
-    {
-        $this->children[] = new self($name);
-    }
-
-    /**
-     * Returns an array with all the child nodes.
-     *
-     * @return \Sabre\DAV\INode[]
-     */
-    public function getChildren()
-    {
-        return $this->children;
-    }
-
-    /**
-     * Adds an already existing node to this collection.
-     */
-    public function addNode(\Sabre\DAV\INode $node)
-    {
-        $this->children[] = $node;
-    }
-
-    /**
-     * Removes a childnode from this node.
-     *
-     * @param string $name
-     */
-    public function deleteChild($name)
-    {
-        foreach ($this->children as $key => $value) {
-            if ($value->getName() == $name) {
-                unset($this->children[$key]);
-
-                return;
-            }
-        }
-    }
-
-    /**
-     * Deletes this collection and all its children,.
-     */
-    public function delete()
-    {
-        foreach ($this->getChildren() as $child) {
-            $this->deleteChild($child->getName());
-        }
-        $this->parent->deleteChild($this->getName());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Mock/File.php b/vendor/sabre/dav/tests/Sabre/DAV/Mock/File.php
deleted file mode 100644
index d48ddaa92..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Mock/File.php
+++ /dev/null
@@ -1,151 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Mock;
-
-use Sabre\DAV;
-
-/**
- * Mock File.
- *
- * See the Collection in this directory for more details.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class File extends DAV\File
-{
-    protected $name;
-    protected $contents;
-    protected $parent;
-    protected $lastModified;
-
-    /**
-     * Creates the object.
-     *
-     * @param string     $name
-     * @param resource   $contents
-     * @param Collection $parent
-     * @param int        $lastModified
-     */
-    public function __construct($name, $contents, Collection $parent = null, $lastModified = -1)
-    {
-        $this->name = $name;
-        $this->put($contents);
-        $this->parent = $parent;
-
-        if (-1 === $lastModified) {
-            $lastModified = time();
-        }
-
-        $this->lastModified = $lastModified;
-    }
-
-    /**
-     * Returns the name of the node.
-     *
-     * This is used to generate the url.
-     *
-     * @return string
-     */
-    public function getName()
-    {
-        return $this->name;
-    }
-
-    /**
-     * Changes the name of the node.
-     *
-     * @param string $name
-     */
-    public function setName($name)
-    {
-        $this->name = $name;
-    }
-
-    /**
-     * Updates the data.
-     *
-     * The data argument is a readable stream resource.
-     *
-     * After a successful put operation, you may choose to return an ETag. The
-     * etag must always be surrounded by double-quotes. These quotes must
-     * appear in the actual string you're returning.
-     *
-     * Clients may use the ETag from a PUT request to later on make sure that
-     * when they update the file, the contents haven't changed in the mean
-     * time.
-     *
-     * If you don't plan to store the file byte-by-byte, and you return a
-     * different object on a subsequent GET you are strongly recommended to not
-     * return an ETag, and just return null.
-     *
-     * @param resource $data
-     *
-     * @return string|null
-     */
-    public function put($data)
-    {
-        if (is_resource($data)) {
-            $data = stream_get_contents($data);
-        }
-        $this->contents = $data;
-
-        return '"'.md5($data).'"';
-    }
-
-    /**
-     * Returns the data.
-     *
-     * This method may either return a string or a readable stream resource
-     *
-     * @return mixed
-     */
-    public function get()
-    {
-        return $this->contents;
-    }
-
-    /**
-     * Returns the ETag for a file.
-     *
-     * An ETag is a unique identifier representing the current version of the file. If the file changes, the ETag MUST change.
-     *
-     * Return null if the ETag can not effectively be determined
-     */
-    public function getETag()
-    {
-        return '"'.md5($this->contents).'"';
-    }
-
-    /**
-     * Returns the size of the node, in bytes.
-     *
-     * @return int
-     */
-    public function getSize()
-    {
-        return strlen($this->contents);
-    }
-
-    /**
-     * Delete the node.
-     */
-    public function delete()
-    {
-        $this->parent->deleteChild($this->name);
-    }
-
-    /**
-     * Returns the last modification time as a unix timestamp.
-     * If the information is not available, return null.
-     *
-     * @return int
-     */
-    public function getLastModified()
-    {
-        return $this->lastModified;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/Mount/PluginTest.php b/vendor/sabre/dav/tests/Sabre/DAV/Mount/PluginTest.php
deleted file mode 100644
index 54f7e4cb4..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/Mount/PluginTest.php
+++ /dev/null
@@ -1,54 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\Mount;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class PluginTest extends DAV\AbstractServer
-{
-    public function setup(): void
-    {
-        parent::setUp();
-        $this->server->addPlugin(new Plugin());
-    }
-
-    public function testPassThrough()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/',
-            'REQUEST_METHOD' => 'GET',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals(501, $this->response->status, 'We expected GET to not be implemented for Directories. Response body: '.$this->response->getBodyAsString());
-    }
-
-    public function testMountResponse()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/?mount',
-            'REQUEST_METHOD' => 'GET',
-            'QUERY_STRING' => 'mount',
-            'HTTP_HOST' => 'example.org',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals(200, $this->response->status);
-
-        $xml = simplexml_load_string($this->response->getBodyAsString());
-        $this->assertInstanceOf('SimpleXMLElement', $xml, 'Response was not a valid xml document. The list of errors:'.print_r(libxml_get_errors(), true).'. xml body: '.$this->response->getBodyAsString().'. What type we got: '.gettype($xml).' class, if object: '.get_class($xml));
-
-        $xml->registerXPathNamespace('dm', 'http://purl.org/NET/webdav/mount');
-        $url = $xml->xpath('//dm:url');
-        $this->assertEquals('http://example.org/', (string) $url[0]);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ObjectTreeTest.php b/vendor/sabre/dav/tests/Sabre/DAV/ObjectTreeTest.php
deleted file mode 100644
index 7066c49fc..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ObjectTreeTest.php
+++ /dev/null
@@ -1,90 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-class ObjectTreeTest extends \PHPUnit\Framework\TestCase
-{
-    protected $tree;
-
-    public function setup(): void
-    {
-        \Sabre\TestUtil::clearTempDir();
-        mkdir(SABRE_TEMPDIR.'/root');
-        mkdir(SABRE_TEMPDIR.'/root/subdir');
-        file_put_contents(SABRE_TEMPDIR.'/root/file.txt', 'contents');
-        file_put_contents(SABRE_TEMPDIR.'/root/subdir/subfile.txt', 'subcontents');
-        $rootNode = new FSExt\Directory(SABRE_TEMPDIR.'/root');
-        $this->tree = new Tree($rootNode);
-    }
-
-    public function teardown(): void
-    {
-        \Sabre\TestUtil::clearTempDir();
-    }
-
-    public function testGetRootNode()
-    {
-        $root = $this->tree->getNodeForPath('');
-        $this->assertInstanceOf('Sabre\\DAV\\FSExt\\Directory', $root);
-    }
-
-    public function testGetSubDir()
-    {
-        $root = $this->tree->getNodeForPath('subdir');
-        $this->assertInstanceOf('Sabre\\DAV\\FSExt\\Directory', $root);
-    }
-
-    public function testCopyFile()
-    {
-        $this->tree->copy('file.txt', 'file2.txt');
-        $this->assertTrue(file_exists(SABRE_TEMPDIR.'/root/file2.txt'));
-        $this->assertEquals('contents', file_get_contents(SABRE_TEMPDIR.'/root/file2.txt'));
-    }
-
-    /**
-     * @depends testCopyFile
-     */
-    public function testCopyDirectory()
-    {
-        $this->tree->copy('subdir', 'subdir2');
-        $this->assertTrue(file_exists(SABRE_TEMPDIR.'/root/subdir2'));
-        $this->assertTrue(file_exists(SABRE_TEMPDIR.'/root/subdir2/subfile.txt'));
-        $this->assertEquals('subcontents', file_get_contents(SABRE_TEMPDIR.'/root/subdir2/subfile.txt'));
-    }
-
-    /**
-     * @depends testCopyFile
-     */
-    public function testMoveFile()
-    {
-        $this->tree->move('file.txt', 'file2.txt');
-        $this->assertTrue(file_exists(SABRE_TEMPDIR.'/root/file2.txt'));
-        $this->assertFalse(file_exists(SABRE_TEMPDIR.'/root/file.txt'));
-        $this->assertEquals('contents', file_get_contents(SABRE_TEMPDIR.'/root/file2.txt'));
-    }
-
-    /**
-     * @depends testMoveFile
-     */
-    public function testMoveFileNewParent()
-    {
-        $this->tree->move('file.txt', 'subdir/file2.txt');
-        $this->assertTrue(file_exists(SABRE_TEMPDIR.'/root/subdir/file2.txt'));
-        $this->assertFalse(file_exists(SABRE_TEMPDIR.'/root/file.txt'));
-        $this->assertEquals('contents', file_get_contents(SABRE_TEMPDIR.'/root/subdir/file2.txt'));
-    }
-
-    /**
-     * @depends testCopyDirectory
-     */
-    public function testMoveDirectory()
-    {
-        $this->tree->move('subdir', 'subdir2');
-        $this->assertTrue(file_exists(SABRE_TEMPDIR.'/root/subdir2'));
-        $this->assertTrue(file_exists(SABRE_TEMPDIR.'/root/subdir2/subfile.txt'));
-        $this->assertFalse(file_exists(SABRE_TEMPDIR.'/root/subdir'));
-        $this->assertEquals('subcontents', file_get_contents(SABRE_TEMPDIR.'/root/subdir2/subfile.txt'));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/PartialUpdate/FileMock.php b/vendor/sabre/dav/tests/Sabre/DAV/PartialUpdate/FileMock.php
deleted file mode 100644
index 72fdb5ec8..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/PartialUpdate/FileMock.php
+++ /dev/null
@@ -1,111 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\PartialUpdate;
-
-use Sabre\DAV;
-
-class FileMock implements IPatchSupport
-{
-    protected $data = '';
-
-    public function put($str)
-    {
-        if (is_resource($str)) {
-            $str = stream_get_contents($str);
-        }
-        $this->data = $str;
-    }
-
-    /**
-     * Updates the file based on a range specification.
-     *
-     * The first argument is the data, which is either a readable stream
-     * resource or a string.
-     *
-     * The second argument is the type of update we're doing.
-     * This is either:
-     * * 1. append
-     * * 2. update based on a start byte
-     * * 3. update based on an end byte
-     *;
-     * The third argument is the start or end byte.
-     *
-     * After a successful put operation, you may choose to return an ETag. The
-     * etag must always be surrounded by double-quotes. These quotes must
-     * appear in the actual string you're returning.
-     *
-     * Clients may use the ETag from a PUT request to later on make sure that
-     * when they update the file, the contents haven't changed in the mean
-     * time.
-     *
-     * @param resource|string $data
-     * @param int             $rangeType
-     * @param int             $offset
-     *
-     * @return string|null
-     */
-    public function patch($data, $rangeType, $offset = null)
-    {
-        if (is_resource($data)) {
-            $data = stream_get_contents($data);
-        }
-
-        switch ($rangeType) {
-            case 1:
-                $this->data .= $data;
-                break;
-            case 3:
-                // Turn the offset into an offset-offset.
-                $offset = strlen($this->data) - $offset;
-                // no break is intentional
-            case 2:
-                $this->data =
-                    substr($this->data, 0, $offset).
-                    $data.
-                    substr($this->data, $offset + strlen($data));
-                break;
-        }
-    }
-
-    public function get()
-    {
-        return $this->data;
-    }
-
-    public function getContentType()
-    {
-        return 'text/plain';
-    }
-
-    public function getSize()
-    {
-        return strlen($this->data);
-    }
-
-    public function getETag()
-    {
-        return '"'.$this->data.'"';
-    }
-
-    public function delete()
-    {
-        throw new DAV\Exception\MethodNotAllowed();
-    }
-
-    public function setName($name)
-    {
-        throw new DAV\Exception\MethodNotAllowed();
-    }
-
-    public function getName()
-    {
-        return 'partial';
-    }
-
-    public function getLastModified()
-    {
-        return null;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/PartialUpdate/PluginTest.php b/vendor/sabre/dav/tests/Sabre/DAV/PartialUpdate/PluginTest.php
deleted file mode 100644
index 4d99aee7d..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/PartialUpdate/PluginTest.php
+++ /dev/null
@@ -1,122 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\PartialUpdate;
-
-use Sabre\HTTP;
-
-class PluginTest extends \Sabre\DAVServerTest
-{
-    protected $node;
-    protected $plugin;
-
-    public function setup(): void
-    {
-        $this->node = new FileMock();
-        $this->tree[] = $this->node;
-
-        parent::setUp();
-
-        $this->plugin = new Plugin();
-        $this->server->addPlugin($this->plugin);
-    }
-
-    public function testInit()
-    {
-        $this->assertEquals('partialupdate', $this->plugin->getPluginName());
-        $this->assertEquals(['sabredav-partialupdate'], $this->plugin->getFeatures());
-        $this->assertEquals([
-            'PATCH',
-        ], $this->plugin->getHTTPMethods('partial'));
-        $this->assertEquals([
-        ], $this->plugin->getHTTPMethods(''));
-    }
-
-    public function testPatchNoRange()
-    {
-        $this->node->put('aaaaaaaa');
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PATCH',
-            'REQUEST_URI' => '/partial',
-        ]);
-        $response = $this->request($request);
-
-        $this->assertEquals(400, $response->status, 'Full response body:'.$response->getBodyAsString());
-    }
-
-    public function testPatchNotSupported()
-    {
-        $this->node->put('aaaaaaaa');
-        $request = new HTTP\Request('PATCH', '/', ['X-Update-Range' => '3-4']);
-        $request->setBody(
-            'bbb'
-        );
-        $response = $this->request($request);
-
-        $this->assertEquals(405, $response->status, 'Full response body:'.$response->getBodyAsString());
-    }
-
-    public function testPatchNoContentType()
-    {
-        $this->node->put('aaaaaaaa');
-        $request = new HTTP\Request('PATCH', '/partial', ['X-Update-Range' => 'bytes=3-4']);
-        $request->setBody(
-            'bbb'
-        );
-        $response = $this->request($request);
-
-        $this->assertEquals(415, $response->status, 'Full response body:'.$response->getBodyAsString());
-    }
-
-    public function testPatchBadRange()
-    {
-        $this->node->put('aaaaaaaa');
-        $request = new HTTP\Request('PATCH', '/partial', ['X-Update-Range' => 'bytes=3-4', 'Content-Type' => 'application/x-sabredav-partialupdate', 'Content-Length' => '3']);
-        $request->setBody(
-            'bbb'
-        );
-        $response = $this->request($request);
-
-        $this->assertEquals(416, $response->status, 'Full response body:'.$response->getBodyAsString());
-    }
-
-    public function testPatchNoLength()
-    {
-        $this->node->put('aaaaaaaa');
-        $request = new HTTP\Request('PATCH', '/partial', ['X-Update-Range' => 'bytes=3-5', 'Content-Type' => 'application/x-sabredav-partialupdate']);
-        $request->setBody(
-            'bbb'
-        );
-        $response = $this->request($request);
-
-        $this->assertEquals(411, $response->status, 'Full response body:'.$response->getBodyAsString());
-    }
-
-    public function testPatchSuccess()
-    {
-        $this->node->put('aaaaaaaa');
-        $request = new HTTP\Request('PATCH', '/partial', ['X-Update-Range' => 'bytes=3-5', 'Content-Type' => 'application/x-sabredav-partialupdate', 'Content-Length' => 3]);
-        $request->setBody(
-            'bbb'
-        );
-        $response = $this->request($request);
-
-        $this->assertEquals(204, $response->status, 'Full response body:'.$response->getBodyAsString());
-        $this->assertEquals('aaabbbaa', $this->node->get());
-    }
-
-    public function testPatchNoEndRange()
-    {
-        $this->node->put('aaaaa');
-        $request = new HTTP\Request('PATCH', '/partial', ['X-Update-Range' => 'bytes=3-', 'Content-Type' => 'application/x-sabredav-partialupdate', 'Content-Length' => '3']);
-        $request->setBody(
-            'bbb'
-        );
-
-        $response = $this->request($request);
-
-        $this->assertEquals(204, $response->getStatus(), 'Full response body:'.$response->getBodyAsString());
-        $this->assertEquals('aaabbb', $this->node->get());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/PartialUpdate/SpecificationTest.php b/vendor/sabre/dav/tests/Sabre/DAV/PartialUpdate/SpecificationTest.php
deleted file mode 100644
index a727a13e2..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/PartialUpdate/SpecificationTest.php
+++ /dev/null
@@ -1,90 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV\PartialUpdate;
-
-use Sabre\DAV\FSExt\File;
-use Sabre\DAV\Server;
-use Sabre\HTTP;
-
-/**
- * This test is an end-to-end sabredav test that goes through all
- * the cases in the specification.
- *
- * See: http://sabre.io/dav/http-patch/
- */
-class SpecificationTest extends \PHPUnit\Framework\TestCase
-{
-    protected $server;
-
-    public function setup(): void
-    {
-        $tree = [
-            new File(SABRE_TEMPDIR.'/foobar.txt'),
-        ];
-        $server = new Server($tree);
-        $server->debugExceptions = true;
-        $server->addPlugin(new Plugin());
-
-        $tree[0]->put('1234567890');
-
-        $this->server = $server;
-    }
-
-    public function teardown(): void
-    {
-        \Sabre\TestUtil::clearTempDir();
-    }
-
-    /**
-     * @param string $headerValue
-     * @param string $httpStatus
-     * @param string $endResult
-     * @param int    $contentLength
-     *
-     * @dataProvider data
-     */
-    public function testUpdateRange($headerValue, $httpStatus, $endResult, $contentLength = 4)
-    {
-        $headers = [
-            'Content-Type' => 'application/x-sabredav-partialupdate',
-            'X-Update-Range' => $headerValue,
-        ];
-
-        if ($contentLength) {
-            $headers['Content-Length'] = (string) $contentLength;
-        }
-
-        $request = new HTTP\Request('PATCH', '/foobar.txt', $headers, '----');
-
-        $request->setBody('----');
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = new HTTP\ResponseMock();
-        $this->server->sapi = new HTTP\SapiMock();
-        $this->server->exec();
-
-        $this->assertEquals($httpStatus, $this->server->httpResponse->status, 'Incorrect http status received: '.$this->server->httpResponse->body);
-        if (!is_null($endResult)) {
-            $this->assertEquals($endResult, file_get_contents(SABRE_TEMPDIR.'/foobar.txt'));
-        }
-    }
-
-    public function data()
-    {
-        return [
-            // Problems
-            ['foo',       400, null],
-            ['bytes=0-3', 411, null, 0],
-            ['bytes=4-1', 416, null],
-
-            ['bytes=0-3', 204, '----567890'],
-            ['bytes=1-4', 204, '1----67890'],
-            ['bytes=0-',  204, '----567890'],
-            ['bytes=-4',  204, '123456----'],
-            ['bytes=-2',  204, '12345678----'],
-            ['bytes=2-',  204, '12----7890'],
-            ['append',    204, '1234567890----'],
-        ];
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ServerEventsTest.php b/vendor/sabre/dav/tests/Sabre/DAV/ServerEventsTest.php
deleted file mode 100644
index b1f6754ea..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ServerEventsTest.php
+++ /dev/null
@@ -1,114 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP;
-
-class ServerEventsTest extends AbstractServer
-{
-    private $tempPath;
-
-    private $exception;
-
-    public function testAfterBind()
-    {
-        $this->server->on('afterBind', [$this, 'afterBindHandler']);
-        $newPath = 'afterBind';
-
-        $this->tempPath = '';
-        $this->server->createFile($newPath, 'body');
-        $this->assertEquals($newPath, $this->tempPath);
-    }
-
-    public function afterBindHandler($path)
-    {
-        $this->tempPath = $path;
-    }
-
-    public function testAfterResponse()
-    {
-        $mock = $this->getMockBuilder('stdClass')
-            ->setMethods(['afterResponseCallback'])
-            ->getMock();
-        $mock->expects($this->once())->method('afterResponseCallback');
-
-        $this->server->on('afterResponse', [$mock, 'afterResponseCallback']);
-
-        $this->server->httpRequest = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/test.txt',
-        ]);
-
-        $this->server->exec();
-    }
-
-    public function testBeforeBindCancel()
-    {
-        $this->server->on('beforeBind', [$this, 'beforeBindCancelHandler']);
-        $this->assertFalse($this->server->createFile('bla', 'body'));
-
-        // Also testing put()
-        $req = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'PUT',
-            'REQUEST_URI' => '/barbar',
-        ]);
-
-        $this->server->httpRequest = $req;
-        $this->server->exec();
-
-        $this->assertEquals(500, $this->server->httpResponse->getStatus());
-    }
-
-    public function beforeBindCancelHandler($path)
-    {
-        return false;
-    }
-
-    public function testException()
-    {
-        $this->server->on('exception', [$this, 'exceptionHandler']);
-
-        $req = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/not/exisitng',
-        ]);
-        $this->server->httpRequest = $req;
-        $this->server->exec();
-
-        $this->assertInstanceOf('Sabre\\DAV\\Exception\\NotFound', $this->exception);
-    }
-
-    public function exceptionHandler(Exception $exception)
-    {
-        $this->exception = $exception;
-    }
-
-    public function testMethod()
-    {
-        $k = 1;
-        $this->server->on('method:*', function ($request, $response) use (&$k) {
-            ++$k;
-
-            return false;
-        });
-        $this->server->on('method:*', function ($request, $response) use (&$k) {
-            $k += 2;
-
-            return false;
-        });
-
-        try {
-            $this->server->invokeMethod(
-                new HTTP\Request('BLABLA', '/'),
-                new HTTP\Response(),
-                false
-            );
-        } catch (Exception $e) {
-        }
-
-        // Fun fact, PHP 7.1 changes the order when sorting-by-callback.
-        $this->assertTrue($k >= 2 && $k <= 3);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ServerMKCOLTest.php b/vendor/sabre/dav/tests/Sabre/DAV/ServerMKCOLTest.php
deleted file mode 100644
index 02c6a4633..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ServerMKCOLTest.php
+++ /dev/null
@@ -1,354 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP;
-
-class ServerMKCOLTest extends AbstractServer
-{
-    public function testMkcol()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/testcol',
-            'REQUEST_METHOD' => 'MKCOL',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Length' => ['0'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertTrue(is_dir($this->tempDir.'/testcol'));
-    }
-
-    /**
-     * @depends testMkcol
-     */
-    public function testMKCOLUnknownBody()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/testcol',
-            'REQUEST_METHOD' => 'MKCOL',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('Hello');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(415, $this->response->status);
-    }
-
-    /**
-     * @depends testMkcol
-     */
-    public function testMKCOLBrokenXML()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/testcol',
-            'REQUEST_METHOD' => 'MKCOL',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('Hello');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(400, $this->response->getStatus(), $this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testMkcol
-     */
-    public function testMKCOLUnknownXML()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/testcol',
-            'REQUEST_METHOD' => 'MKCOL',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('<?xml version="1.0"?><html></html>');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(400, $this->response->getStatus());
-    }
-
-    /**
-     * @depends testMkcol
-     */
-    public function testMKCOLNoResourceType()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/testcol',
-            'REQUEST_METHOD' => 'MKCOL',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('<?xml version="1.0"?>
-<mkcol xmlns="DAV:">
-  <set>
-    <prop>
-        <displayname>Evert</displayname>
-    </prop>
-  </set>
-</mkcol>');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(400, $this->response->status, 'Wrong statuscode received. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testMkcol
-     */
-    public function testMKCOLIncorrectResourceType()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/testcol',
-            'REQUEST_METHOD' => 'MKCOL',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('<?xml version="1.0"?>
-<mkcol xmlns="DAV:">
-  <set>
-    <prop>
-        <resourcetype><collection /><blabla /></resourcetype>
-    </prop>
-  </set>
-</mkcol>');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(403, $this->response->status, 'Wrong statuscode received. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testMKCOLIncorrectResourceType
-     */
-    public function testMKCOLSuccess()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/testcol',
-            'REQUEST_METHOD' => 'MKCOL',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('<?xml version="1.0"?>
-<mkcol xmlns="DAV:">
-  <set>
-    <prop>
-        <resourcetype><collection /></resourcetype>
-    </prop>
-  </set>
-</mkcol>');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Length' => ['0'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(201, $this->response->status, 'Wrong statuscode received. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testMKCOLIncorrectResourceType
-     */
-    public function testMKCOLWhiteSpaceResourceType()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/testcol',
-            'REQUEST_METHOD' => 'MKCOL',
-            'HTTP_CONTENT_TYPE' => 'application/xml',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('<?xml version="1.0"?>
-<mkcol xmlns="DAV:">
-  <set>
-    <prop>
-        <resourcetype>
-            <collection />
-        </resourcetype>
-    </prop>
-  </set>
-</mkcol>');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Length' => ['0'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(201, $this->response->status, 'Wrong statuscode received. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testMKCOLIncorrectResourceType
-     */
-    public function testMKCOLNoParent()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/testnoparent/409me',
-            'REQUEST_METHOD' => 'MKCOL',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('');
-
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(409, $this->response->status, 'Wrong statuscode received. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testMKCOLIncorrectResourceType
-     */
-    public function testMKCOLParentIsNoCollection()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/test.txt/409me',
-            'REQUEST_METHOD' => 'MKCOL',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('');
-
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(409, $this->response->status, 'Wrong statuscode received. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testMKCOLIncorrectResourceType
-     */
-    public function testMKCOLAlreadyExists()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/test.txt',
-            'REQUEST_METHOD' => 'MKCOL',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody('');
-
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Allow' => ['OPTIONS, GET, HEAD, DELETE, PROPFIND, PUT, PROPPATCH, COPY, MOVE, REPORT'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(405, $this->response->status, 'Wrong statuscode received. Full response body: '.$this->response->getBodyAsString());
-    }
-
-    /**
-     * @depends testMKCOLSuccess
-     * @depends testMKCOLAlreadyExists
-     */
-    public function testMKCOLAndProps()
-    {
-        $request = new HTTP\Request(
-            'MKCOL',
-            '/testcol',
-            ['Content-Type' => 'application/xml']
-        );
-        $request->setBody('<?xml version="1.0"?>
-<mkcol xmlns="DAV:">
-  <set>
-    <prop>
-        <resourcetype><collection /></resourcetype>
-        <displayname>my new collection</displayname>
-    </prop>
-  </set>
-</mkcol>');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $bodyAsString = $this->response->getBodyAsString();
-        $this->assertEquals(207, $this->response->status, 'Wrong statuscode received. Full response body: '.$bodyAsString);
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $expected = <<<XML
-<?xml version="1.0"?>
-<d:multistatus xmlns:d="DAV:" xmlns:s="http://sabredav.org/ns">
- <d:response>
-  <d:href>/testcol</d:href>
-  <d:propstat>
-   <d:prop>
-    <d:displayname />
-   </d:prop>
-   <d:status>HTTP/1.1 403 Forbidden</d:status>
-  </d:propstat>
- </d:response>
-</d:multistatus>
-XML;
-
-        $this->assertXmlStringEqualsXmlString(
-            $expected,
-            $bodyAsString
-        );
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ServerPluginTest.php b/vendor/sabre/dav/tests/Sabre/DAV/ServerPluginTest.php
deleted file mode 100644
index 47e1e6b4c..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ServerPluginTest.php
+++ /dev/null
@@ -1,96 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP;
-
-class ServerPluginTest extends AbstractServer
-{
-    /**
-     * @var Sabre\DAV\TestPlugin
-     */
-    protected $testPlugin;
-
-    public function setup(): void
-    {
-        parent::setUp();
-
-        $testPlugin = new TestPlugin();
-        $this->server->addPlugin($testPlugin);
-        $this->testPlugin = $testPlugin;
-    }
-
-    public function testBaseClass()
-    {
-        $p = new ServerPluginMock();
-        $this->assertEquals([], $p->getFeatures());
-        $this->assertEquals([], $p->getHTTPMethods(''));
-        $this->assertEquals(
-            [
-                'name' => 'Sabre\DAV\ServerPluginMock',
-                'description' => null,
-                'link' => null,
-            ], $p->getPluginInfo()
-        );
-    }
-
-    public function testOptions()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/',
-            'REQUEST_METHOD' => 'OPTIONS',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'DAV' => ['1, 3, extended-mkcol, drinking'],
-            'MS-Author-Via' => ['DAV'],
-            'Allow' => ['OPTIONS, GET, HEAD, DELETE, PROPFIND, PUT, PROPPATCH, COPY, MOVE, REPORT, BEER, WINE'],
-            'Accept-Ranges' => ['bytes'],
-            'Content-Length' => ['0'],
-            'X-Sabre-Version' => [Version::VERSION],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(200, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertEquals('OPTIONS', $this->testPlugin->beforeMethod);
-    }
-
-    public function testGetPlugin()
-    {
-        $this->assertEquals($this->testPlugin, $this->server->getPlugin(get_class($this->testPlugin)));
-    }
-
-    public function testUnknownPlugin()
-    {
-        $this->assertNull($this->server->getPlugin('SomeRandomClassName'));
-    }
-
-    public function testGetSupportedReportSet()
-    {
-        $this->assertEquals([], $this->testPlugin->getSupportedReportSet('/'));
-    }
-
-    public function testGetPlugins()
-    {
-        $this->assertEquals(
-            [
-                get_class($this->testPlugin) => $this->testPlugin,
-                'core' => $this->server->getPlugin('core'),
-            ],
-            $this->server->getPlugins()
-        );
-    }
-}
-
-class ServerPluginMock extends ServerPlugin
-{
-    public function initialize(Server $s)
-    {
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ServerPropsTest.php b/vendor/sabre/dav/tests/Sabre/DAV/ServerPropsTest.php
deleted file mode 100644
index cd1ccfa53..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ServerPropsTest.php
+++ /dev/null
@@ -1,194 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP;
-
-class ServerPropsTest extends AbstractServer
-{
-    protected function getRootNode()
-    {
-        return new FSExt\Directory(SABRE_TEMPDIR);
-    }
-
-    public function setup(): void
-    {
-        if (file_exists(SABRE_TEMPDIR.'../.sabredav')) {
-            unlink(SABRE_TEMPDIR.'../.sabredav');
-        }
-        parent::setUp();
-        file_put_contents(SABRE_TEMPDIR.'/test2.txt', 'Test contents2');
-        mkdir(SABRE_TEMPDIR.'/col');
-        file_put_contents(SABRE_TEMPDIR.'col/test.txt', 'Test contents');
-        $this->server->addPlugin(new Locks\Plugin(new Locks\Backend\File(SABRE_TEMPDIR.'/.locksdb')));
-    }
-
-    public function teardown(): void
-    {
-        parent::tearDown();
-        if (file_exists(SABRE_TEMPDIR.'../.locksdb')) {
-            unlink(SABRE_TEMPDIR.'../.locksdb');
-        }
-    }
-
-    private function sendRequest($body, $path = '/', $headers = ['Depth' => '0'])
-    {
-        $request = new HTTP\Request('PROPFIND', $path, $headers, $body);
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-    }
-
-    public function testPropFindEmptyBody()
-    {
-        $this->sendRequest('');
-        $this->assertEquals(207, $this->response->status);
-
-        $this->assertEquals([
-                'X-Sabre-Version' => [Version::VERSION],
-                'Content-Type' => ['application/xml; charset=utf-8'],
-                'DAV' => ['1, 3, extended-mkcol, 2'],
-                'Vary' => ['Brief,Prefer'],
-            ],
-            $this->response->getHeaders()
-         );
-
-        $body = preg_replace("/xmlns(:[A-Za-z0-9_])?=(\"|\')DAV:(\"|\')/", 'xmlns\\1="urn:DAV"', $this->response->getBodyAsString());
-        $xml = simplexml_load_string($body);
-        $xml->registerXPathNamespace('d', 'urn:DAV');
-
-        list($data) = $xml->xpath('/d:multistatus/d:response/d:href');
-        $this->assertEquals('/', (string) $data, 'href element should have been /');
-
-        $data = $xml->xpath('/d:multistatus/d:response/d:propstat/d:prop/d:resourcetype');
-        $this->assertEquals(1, count($data));
-    }
-
-    public function testPropFindEmptyBodyFile()
-    {
-        $this->sendRequest('', '/test2.txt', []);
-        $this->assertEquals(207, $this->response->status);
-
-        $this->assertEquals([
-                'X-Sabre-Version' => [Version::VERSION],
-                'Content-Type' => ['application/xml; charset=utf-8'],
-                'DAV' => ['1, 3, extended-mkcol, 2'],
-                'Vary' => ['Brief,Prefer'],
-            ],
-            $this->response->getHeaders()
-         );
-
-        $body = preg_replace("/xmlns(:[A-Za-z0-9_])?=(\"|\')DAV:(\"|\')/", 'xmlns\\1="urn:DAV"', $this->response->getBodyAsString());
-        $xml = simplexml_load_string($body);
-        $xml->registerXPathNamespace('d', 'urn:DAV');
-
-        list($data) = $xml->xpath('/d:multistatus/d:response/d:href');
-        $this->assertEquals('/test2.txt', (string) $data, 'href element should have been /test2.txt');
-
-        $data = $xml->xpath('/d:multistatus/d:response/d:propstat/d:prop/d:getcontentlength');
-        $this->assertEquals(1, count($data));
-    }
-
-    public function testSupportedLocks()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:propfind xmlns:d="DAV:">
-  <d:prop>
-    <d:supportedlock />
-  </d:prop>
-</d:propfind>';
-
-        $this->sendRequest($xml);
-
-        $body = preg_replace("/xmlns(:[A-Za-z0-9_])?=(\"|\')DAV:(\"|\')/", 'xmlns\\1="urn:DAV"', $this->response->getBodyAsString());
-        $xml = simplexml_load_string($body);
-        $xml->registerXPathNamespace('d', 'urn:DAV');
-
-        $data = $xml->xpath('/d:multistatus/d:response/d:propstat/d:prop/d:supportedlock/d:lockentry');
-        $this->assertEquals(2, count($data), 'We expected two \'d:lockentry\' tags');
-
-        $data = $xml->xpath('/d:multistatus/d:response/d:propstat/d:prop/d:supportedlock/d:lockentry/d:lockscope');
-        $this->assertEquals(2, count($data), 'We expected two \'d:lockscope\' tags');
-
-        $data = $xml->xpath('/d:multistatus/d:response/d:propstat/d:prop/d:supportedlock/d:lockentry/d:locktype');
-        $this->assertEquals(2, count($data), 'We expected two \'d:locktype\' tags');
-
-        $data = $xml->xpath('/d:multistatus/d:response/d:propstat/d:prop/d:supportedlock/d:lockentry/d:lockscope/d:shared');
-        $this->assertEquals(1, count($data), 'We expected a \'d:shared\' tag');
-
-        $data = $xml->xpath('/d:multistatus/d:response/d:propstat/d:prop/d:supportedlock/d:lockentry/d:lockscope/d:exclusive');
-        $this->assertEquals(1, count($data), 'We expected a \'d:exclusive\' tag');
-
-        $data = $xml->xpath('/d:multistatus/d:response/d:propstat/d:prop/d:supportedlock/d:lockentry/d:locktype/d:write');
-        $this->assertEquals(2, count($data), 'We expected two \'d:write\' tags');
-    }
-
-    public function testLockDiscovery()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:propfind xmlns:d="DAV:">
-  <d:prop>
-    <d:lockdiscovery />
-  </d:prop>
-</d:propfind>';
-
-        $this->sendRequest($xml);
-
-        $body = preg_replace("/xmlns(:[A-Za-z0-9_])?=(\"|\')DAV:(\"|\')/", 'xmlns\\1="urn:DAV"', $this->response->getBodyAsString());
-        $xml = simplexml_load_string($body);
-        $xml->registerXPathNamespace('d', 'urn:DAV');
-
-        $data = $xml->xpath('/d:multistatus/d:response/d:propstat/d:prop/d:lockdiscovery');
-        $this->assertEquals(1, count($data), 'We expected a \'d:lockdiscovery\' tag');
-    }
-
-    public function testUnknownProperty()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:propfind xmlns:d="DAV:">
-  <d:prop>
-    <d:macaroni />
-  </d:prop>
-</d:propfind>';
-
-        $this->sendRequest($xml);
-        $body = preg_replace("/xmlns(:[A-Za-z0-9_])?=(\"|\')DAV:(\"|\')/", 'xmlns\\1="urn:DAV"', $this->response->getBodyAsString());
-        $xml = simplexml_load_string($body);
-        $xml->registerXPathNamespace('d', 'urn:DAV');
-        $pathTests = [
-            '/d:multistatus',
-            '/d:multistatus/d:response',
-            '/d:multistatus/d:response/d:propstat',
-            '/d:multistatus/d:response/d:propstat/d:status',
-            '/d:multistatus/d:response/d:propstat/d:prop',
-            '/d:multistatus/d:response/d:propstat/d:prop/d:macaroni',
-        ];
-        foreach ($pathTests as $test) {
-            $this->assertTrue(true == count($xml->xpath($test)), 'We expected the '.$test.' element to appear in the response, we got: '.$body);
-        }
-
-        $val = $xml->xpath('/d:multistatus/d:response/d:propstat/d:status');
-        $this->assertEquals(1, count($val), $body);
-        $this->assertEquals('HTTP/1.1 404 Not Found', (string) $val[0]);
-    }
-
-    public function testParsePropPatchRequest()
-    {
-        $body = '<?xml version="1.0"?>
-<d:propertyupdate xmlns:d="DAV:" xmlns:s="http://sabredav.org/NS/test">
-  <d:set><d:prop><s:someprop>somevalue</s:someprop></d:prop></d:set>
-  <d:remove><d:prop><s:someprop2 /></d:prop></d:remove>
-  <d:set><d:prop><s:someprop3>removeme</s:someprop3></d:prop></d:set>
-  <d:remove><d:prop><s:someprop3 /></d:prop></d:remove>
-</d:propertyupdate>';
-
-        $result = $this->server->xml->parse($body);
-        $this->assertEquals([
-            '{http://sabredav.org/NS/test}someprop' => 'somevalue',
-            '{http://sabredav.org/NS/test}someprop2' => null,
-            '{http://sabredav.org/NS/test}someprop3' => null,
-        ], $result->properties);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ServerRangeTest.php b/vendor/sabre/dav/tests/Sabre/DAV/ServerRangeTest.php
deleted file mode 100644
index 6d5be4608..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ServerRangeTest.php
+++ /dev/null
@@ -1,252 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use DateTime;
-use Sabre\HTTP;
-
-/**
- * This file tests HTTP requests that use the Range: header.
- *
- * @copyright Copyright (C) fruux GmbH. (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class ServerRangeTest extends \Sabre\DAVServerTest
-{
-    protected $setupFiles = true;
-
-    /**
-     * We need this string a lot.
-     */
-    protected $lastModified;
-
-    public function setup(): void
-    {
-        parent::setUp();
-        $this->server->createFile('files/test.txt', 'Test contents');
-
-        $this->lastModified = HTTP\toDate(
-            new DateTime('@'.$this->server->tree->getNodeForPath('files/test.txt')->getLastModified())
-        );
-
-        $stream = popen('echo "Test contents"', 'r');
-        $streamingFile = new Mock\StreamingFile(
-                'no-seeking.txt',
-                $stream
-            );
-        $streamingFile->setSize(12);
-        $this->server->tree->getNodeForPath('files')->addNode($streamingFile);
-    }
-
-    public function testRange()
-    {
-        $request = new HTTP\Request('GET', '/files/test.txt', ['Range' => 'bytes=2-5']);
-        $response = $this->request($request);
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [4],
-            'Content-Range' => ['bytes 2-5/13'],
-            'ETag' => ['"'.md5('Test contents').'"'],
-            'Last-Modified' => [$this->lastModified],
-            ],
-            $response->getHeaders()
-        );
-        $this->assertEquals(206, $response->getStatus());
-        $this->assertEquals('st c', $response->getBodyAsString());
-    }
-
-    /**
-     * @depends testRange
-     */
-    public function testStartRange()
-    {
-        $request = new HTTP\Request('GET', '/files/test.txt', ['Range' => 'bytes=2-']);
-        $response = $this->request($request);
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [11],
-            'Content-Range' => ['bytes 2-12/13'],
-            'ETag' => ['"'.md5('Test contents').'"'],
-            'Last-Modified' => [$this->lastModified],
-            ],
-            $response->getHeaders()
-        );
-
-        $this->assertEquals(206, $response->getStatus());
-        $this->assertEquals('st contents', $response->getBodyAsString());
-    }
-
-    /**
-     * @depends testRange
-     */
-    public function testEndRange()
-    {
-        $request = new HTTP\Request('GET', '/files/test.txt', ['Range' => 'bytes=-8']);
-        $response = $this->request($request);
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [8],
-            'Content-Range' => ['bytes 5-12/13'],
-            'ETag' => ['"'.md5('Test contents').'"'],
-            'Last-Modified' => [$this->lastModified],
-            ],
-            $response->getHeaders()
-        );
-
-        $this->assertEquals(206, $response->getStatus());
-        $this->assertEquals('contents', $response->getBodyAsString());
-    }
-
-    /**
-     * @depends testRange
-     */
-    public function testTooHighRange()
-    {
-        $request = new HTTP\Request('GET', '/files/test.txt', ['Range' => 'bytes=100-200']);
-        $response = $this->request($request);
-
-        $this->assertEquals(416, $response->getStatus());
-    }
-
-    /**
-     * @depends testRange
-     */
-    public function testCrazyRange()
-    {
-        $request = new HTTP\Request('GET', '/files/test.txt', ['Range' => 'bytes=8-4']);
-        $response = $this->request($request);
-
-        $this->assertEquals(416, $response->getStatus());
-    }
-
-    public function testNonSeekableStream()
-    {
-        $request = new HTTP\Request('GET', '/files/no-seeking.txt', ['Range' => 'bytes=2-5']);
-        $response = $this->request($request);
-
-        $this->assertEquals(206, $response->getStatus());
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [4],
-            'Content-Range' => ['bytes 2-5/12'],
-            // 'ETag'            => ['"' . md5('Test contents') . '"'],
-            'Last-Modified' => [$this->lastModified],
-            ],
-            $response->getHeaders()
-        );
-
-        $this->assertEquals('st c', $response->getBodyAsString());
-    }
-
-    /**
-     * @depends testRange
-     */
-    public function testIfRangeEtag()
-    {
-        $request = new HTTP\Request('GET', '/files/test.txt', [
-            'Range' => 'bytes=2-5',
-            'If-Range' => '"'.md5('Test contents').'"',
-        ]);
-        $response = $this->request($request);
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [4],
-            'Content-Range' => ['bytes 2-5/13'],
-            'ETag' => ['"'.md5('Test contents').'"'],
-            'Last-Modified' => [$this->lastModified],
-            ],
-            $response->getHeaders()
-        );
-
-        $this->assertEquals(206, $response->getStatus());
-        $this->assertEquals('st c', $response->getBodyAsString());
-    }
-
-    /**
-     * @depends testIfRangeEtag
-     */
-    public function testIfRangeEtagIncorrect()
-    {
-        $request = new HTTP\Request('GET', '/files/test.txt', [
-            'Range' => 'bytes=2-5',
-            'If-Range' => '"foobar"',
-        ]);
-        $response = $this->request($request);
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [13],
-            'ETag' => ['"'.md5('Test contents').'"'],
-            'Last-Modified' => [$this->lastModified],
-            ],
-            $response->getHeaders()
-        );
-
-        $this->assertEquals(200, $response->getStatus());
-        $this->assertEquals('Test contents', $response->getBodyAsString());
-    }
-
-    /**
-     * @depends testIfRangeEtag
-     */
-    public function testIfRangeModificationDate()
-    {
-        $request = new HTTP\Request('GET', '/files/test.txt', [
-            'Range' => 'bytes=2-5',
-            'If-Range' => 'tomorrow',
-        ]);
-        $response = $this->request($request);
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [4],
-            'Content-Range' => ['bytes 2-5/13'],
-            'ETag' => ['"'.md5('Test contents').'"'],
-            'Last-Modified' => [$this->lastModified],
-            ],
-            $response->getHeaders()
-        );
-
-        $this->assertEquals(206, $response->getStatus());
-        $this->assertEquals('st c', $response->getBodyAsString());
-    }
-
-    /**
-     * @depends testIfRangeModificationDate
-     */
-    public function testIfRangeModificationDateModified()
-    {
-        $request = new HTTP\Request('GET', '/files/test.txt', [
-            'Range' => 'bytes=2-5',
-            'If-Range' => '-2 years',
-        ]);
-        $response = $this->request($request);
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [13],
-            'ETag' => ['"'.md5('Test contents').'"'],
-            'Last-Modified' => [$this->lastModified],
-            ],
-            $response->getHeaders()
-        );
-
-        $this->assertEquals(200, $response->getStatus());
-        $this->assertEquals('Test contents', $response->getBodyAsString());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ServerSimpleTest.php b/vendor/sabre/dav/tests/Sabre/DAV/ServerSimpleTest.php
deleted file mode 100644
index e4dd3cdb6..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ServerSimpleTest.php
+++ /dev/null
@@ -1,433 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP;
-
-class ServerSimpleTest extends AbstractServer
-{
-    public function testConstructArray()
-    {
-        $nodes = [
-            new SimpleCollection('hello'),
-        ];
-
-        $server = new Server($nodes);
-        $this->assertEquals($nodes[0], $server->tree->getNodeForPath('hello'));
-    }
-
-    public function testConstructInvalidArg()
-    {
-        $this->expectException('Sabre\DAV\Exception');
-        $server = new Server(1);
-    }
-
-    public function testOptions()
-    {
-        $request = new HTTP\Request('OPTIONS', '/');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals([
-            'DAV' => ['1, 3, extended-mkcol'],
-            'MS-Author-Via' => ['DAV'],
-            'Allow' => ['OPTIONS, GET, HEAD, DELETE, PROPFIND, PUT, PROPPATCH, COPY, MOVE, REPORT'],
-            'Accept-Ranges' => ['bytes'],
-            'Content-Length' => ['0'],
-            'X-Sabre-Version' => [Version::VERSION],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(200, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-    }
-
-    public function testOptionsUnmapped()
-    {
-        $request = new HTTP\Request('OPTIONS', '/unmapped');
-        $this->server->httpRequest = $request;
-
-        $this->server->exec();
-
-        $this->assertEquals([
-            'DAV' => ['1, 3, extended-mkcol'],
-            'MS-Author-Via' => ['DAV'],
-            'Allow' => ['OPTIONS, GET, HEAD, DELETE, PROPFIND, PUT, PROPPATCH, COPY, MOVE, REPORT, MKCOL'],
-            'Accept-Ranges' => ['bytes'],
-            'Content-Length' => ['0'],
-            'X-Sabre-Version' => [Version::VERSION],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(200, $this->response->status);
-        $this->assertEquals('', $this->response->getBodyAsString());
-    }
-
-    public function testNonExistantMethod()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/',
-            'REQUEST_METHOD' => 'BLABLA',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(501, $this->response->status);
-    }
-
-    public function testBaseUri()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/blabla/test.txt',
-            'REQUEST_METHOD' => 'GET',
-        ];
-        $filename = $this->tempDir.'/test.txt';
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $this->server->setBaseUri('/blabla/');
-        $this->assertEquals('/blabla/', $this->server->getBaseUri());
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/octet-stream'],
-            'Content-Length' => [13],
-            'Last-Modified' => [HTTP\toDate(new \DateTime('@'.filemtime($filename)))],
-            'ETag' => ['"'.sha1(fileinode($filename).filesize($filename).filemtime($filename)).'"'],
-            ],
-            $this->response->getHeaders()
-         );
-
-        $this->assertEquals(200, $this->response->status);
-        $this->assertEquals('Test contents', stream_get_contents($this->response->body));
-    }
-
-    public function testBaseUriAddSlash()
-    {
-        $tests = [
-            '/' => '/',
-            '/foo' => '/foo/',
-            '/foo/' => '/foo/',
-            '/foo/bar' => '/foo/bar/',
-            '/foo/bar/' => '/foo/bar/',
-        ];
-
-        foreach ($tests as $test => $result) {
-            $this->server->setBaseUri($test);
-
-            $this->assertEquals($result, $this->server->getBaseUri());
-        }
-    }
-
-    public function testCalculateUri()
-    {
-        $uris = [
-            'http://www.example.org/root/somepath',
-            '/root/somepath',
-            '/root/somepath/',
-            '//root/somepath/',
-            '///root///somepath///',
-        ];
-
-        $this->server->setBaseUri('/root/');
-
-        foreach ($uris as $uri) {
-            $this->assertEquals('somepath', $this->server->calculateUri($uri));
-        }
-
-        $this->server->setBaseUri('/root');
-
-        foreach ($uris as $uri) {
-            $this->assertEquals('somepath', $this->server->calculateUri($uri));
-        }
-
-        $this->assertEquals('', $this->server->calculateUri('/root'));
-
-        $this->server->setBaseUri('/');
-
-        foreach ($uris as $uri) {
-            $this->assertEquals('root/somepath', $this->server->calculateUri($uri));
-        }
-
-        $this->assertEquals('', $this->server->calculateUri(''));
-    }
-
-    public function testCalculateUriSpecialChars()
-    {
-        $uris = [
-            'http://www.example.org/root/%C3%A0fo%C3%B3',
-            '/root/%C3%A0fo%C3%B3',
-            '/root/%C3%A0fo%C3%B3/',
-        ];
-
-        $this->server->setBaseUri('/root/');
-
-        foreach ($uris as $uri) {
-            $this->assertEquals("\xc3\xa0fo\xc3\xb3", $this->server->calculateUri($uri));
-        }
-
-        $this->server->setBaseUri('/root');
-
-        foreach ($uris as $uri) {
-            $this->assertEquals("\xc3\xa0fo\xc3\xb3", $this->server->calculateUri($uri));
-        }
-
-        $this->server->setBaseUri('/');
-
-        foreach ($uris as $uri) {
-            $this->assertEquals("root/\xc3\xa0fo\xc3\xb3", $this->server->calculateUri($uri));
-        }
-    }
-
-    public function testCalculateUriBreakout()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $uri = '/path1/';
-
-        $this->server->setBaseUri('/path2/');
-        $this->server->calculateUri($uri);
-    }
-
-    public function testGuessBaseUri()
-    {
-        $serverVars = [
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/index.php/root',
-            'PATH_INFO' => '/root',
-        ];
-
-        $httpRequest = HTTP\Sapi::createFromServerArray($serverVars);
-        $server = new Server();
-        $server->httpRequest = $httpRequest;
-
-        $this->assertEquals('/index.php/', $server->guessBaseUri());
-    }
-
-    /**
-     * @depends testGuessBaseUri
-     */
-    public function testGuessBaseUriPercentEncoding()
-    {
-        $serverVars = [
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/index.php/dir/path2/path%20with%20spaces',
-            'PATH_INFO' => '/dir/path2/path with spaces',
-        ];
-
-        $httpRequest = HTTP\Sapi::createFromServerArray($serverVars);
-        $server = new Server();
-        $server->httpRequest = $httpRequest;
-
-        $this->assertEquals('/index.php/', $server->guessBaseUri());
-    }
-
-    /**
-     * @depends testGuessBaseUri
-     */
-    /*
-    function testGuessBaseUriPercentEncoding2() {
-
-        $this->markTestIncomplete('This behaviour is not yet implemented');
-        $serverVars = [
-            'REQUEST_URI' => '/some%20directory+mixed/index.php/dir/path2/path%20with%20spaces',
-            'PATH_INFO'   => '/dir/path2/path with spaces',
-        ];
-
-        $httpRequest = HTTP\Sapi::createFromServerArray($serverVars);
-        $server = new Server();
-        $server->httpRequest = $httpRequest;
-
-        $this->assertEquals('/some%20directory+mixed/index.php/', $server->guessBaseUri());
-
-    }*/
-
-    public function testGuessBaseUri2()
-    {
-        $serverVars = [
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/index.php/root/',
-            'PATH_INFO' => '/root/',
-        ];
-
-        $httpRequest = HTTP\Sapi::createFromServerArray($serverVars);
-        $server = new Server();
-        $server->httpRequest = $httpRequest;
-
-        $this->assertEquals('/index.php/', $server->guessBaseUri());
-    }
-
-    public function testGuessBaseUriNoPathInfo()
-    {
-        $serverVars = [
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/index.php/root',
-        ];
-
-        $httpRequest = HTTP\Sapi::createFromServerArray($serverVars);
-        $server = new Server();
-        $server->httpRequest = $httpRequest;
-
-        $this->assertEquals('/', $server->guessBaseUri());
-    }
-
-    public function testGuessBaseUriNoPathInfo2()
-    {
-        $httpRequest = new HTTP\Request('GET', '/a/b/c/test.php');
-        $server = new Server();
-        $server->httpRequest = $httpRequest;
-
-        $this->assertEquals('/', $server->guessBaseUri());
-    }
-
-    /**
-     * @depends testGuessBaseUri
-     */
-    public function testGuessBaseUriQueryString()
-    {
-        $serverVars = [
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/index.php/root?query_string=blabla',
-            'PATH_INFO' => '/root',
-        ];
-
-        $httpRequest = HTTP\Sapi::createFromServerArray($serverVars);
-        $server = new Server();
-        $server->httpRequest = $httpRequest;
-
-        $this->assertEquals('/index.php/', $server->guessBaseUri());
-    }
-
-    /**
-     * @depends testGuessBaseUri
-     */
-    public function testGuessBaseUriBadConfig()
-    {
-        $this->expectException('Sabre\DAV\Exception');
-        $serverVars = [
-            'REQUEST_METHOD' => 'GET',
-            'REQUEST_URI' => '/index.php/root/heyyy',
-            'PATH_INFO' => '/root',
-        ];
-
-        $httpRequest = HTTP\Sapi::createFromServerArray($serverVars);
-        $server = new Server();
-        $server->httpRequest = $httpRequest;
-
-        $server->guessBaseUri();
-    }
-
-    public function testTriggerException()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/',
-            'REQUEST_METHOD' => 'FOO',
-        ];
-
-        $httpRequest = HTTP\Sapi::createFromServerArray($serverVars);
-        $this->server->httpRequest = $httpRequest;
-        $this->server->on('beforeMethod:*', [$this, 'exceptionTrigger']);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals(500, $this->response->status);
-    }
-
-    public function exceptionTrigger($request, $response)
-    {
-        throw new Exception('Hola');
-    }
-
-    public function testReportNotFound()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/',
-            'REQUEST_METHOD' => 'REPORT',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $this->server->httpRequest = ($request);
-        $this->server->httpRequest->setBody('<?xml version="1.0"?><bla:myreport xmlns:bla="http://www.rooftopsolutions.nl/NS"></bla:myreport>');
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            ],
-            $this->response->getHeaders()
-         );
-
-        $this->assertEquals(415, $this->response->status, 'We got an incorrect status back. Full response body follows: '.$this->response->getBodyAsString());
-    }
-
-    public function testReportIntercepted()
-    {
-        $serverVars = [
-            'REQUEST_URI' => '/',
-            'REQUEST_METHOD' => 'REPORT',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $this->server->httpRequest = ($request);
-        $this->server->httpRequest->setBody('<?xml version="1.0"?><bla:myreport xmlns:bla="http://www.rooftopsolutions.nl/NS"></bla:myreport>');
-        $this->server->on('report', [$this, 'reportHandler']);
-        $this->server->exec();
-
-        $this->assertEquals([
-            'X-Sabre-Version' => [Version::VERSION],
-            'testheader' => ['testvalue'],
-            ],
-            $this->response->getHeaders()
-        );
-
-        $this->assertEquals(418, $this->response->status, 'We got an incorrect status back. Full response body follows: '.$this->response->getBodyAsString());
-    }
-
-    public function reportHandler($reportName, $result, $path)
-    {
-        if ('{http://www.rooftopsolutions.nl/NS}myreport' == $reportName) {
-            $this->server->httpResponse->setStatus(418);
-            $this->server->httpResponse->setHeader('testheader', 'testvalue');
-
-            return false;
-        } else {
-            return;
-        }
-    }
-
-    public function testGetPropertiesForChildren()
-    {
-        $result = $this->server->getPropertiesForChildren('', [
-            '{DAV:}getcontentlength',
-        ]);
-
-        $expected = [
-            'test.txt' => ['{DAV:}getcontentlength' => 13],
-            'dir/' => [],
-        ];
-
-        $this->assertEquals($expected, $result);
-    }
-
-    /**
-     * There are certain cases where no HTTP status may be set. We need to
-     * intercept these and set it to a default error message.
-     */
-    public function testNoHTTPStatusSet()
-    {
-        $this->server->on('method:GET', function () { return false; }, 1);
-        $this->server->httpRequest = new HTTP\Request('GET', '/');
-        $this->server->exec();
-        $this->assertEquals(500, $this->response->getStatus());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/ServerUpdatePropertiesTest.php b/vendor/sabre/dav/tests/Sabre/DAV/ServerUpdatePropertiesTest.php
deleted file mode 100644
index cb8a4ab32..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/ServerUpdatePropertiesTest.php
+++ /dev/null
@@ -1,97 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-class ServerUpdatePropertiesTest extends \PHPUnit\Framework\TestCase
-{
-    public function testUpdatePropertiesFail()
-    {
-        $tree = [
-            new SimpleCollection('foo'),
-        ];
-        $server = new Server($tree);
-
-        $result = $server->updateProperties('foo', [
-            '{DAV:}foo' => 'bar',
-        ]);
-
-        $expected = [
-            '{DAV:}foo' => 403,
-        ];
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testUpdatePropertiesProtected()
-    {
-        $tree = [
-            new SimpleCollection('foo'),
-        ];
-        $server = new Server($tree);
-
-        $server->on('propPatch', function ($path, PropPatch $propPatch) {
-            $propPatch->handleRemaining(function () { return true; });
-        });
-        $result = $server->updateProperties('foo', [
-            '{DAV:}getetag' => 'bla',
-            '{DAV:}foo' => 'bar',
-        ]);
-
-        $expected = [
-            '{DAV:}getetag' => 403,
-            '{DAV:}foo' => 424,
-        ];
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testUpdatePropertiesEventFail()
-    {
-        $tree = [
-            new SimpleCollection('foo'),
-        ];
-        $server = new Server($tree);
-        $server->on('propPatch', function ($path, PropPatch $propPatch) {
-            $propPatch->setResultCode('{DAV:}foo', 404);
-            $propPatch->handleRemaining(function () { return true; });
-        });
-
-        $result = $server->updateProperties('foo', [
-            '{DAV:}foo' => 'bar',
-            '{DAV:}foo2' => 'bla',
-        ]);
-
-        $expected = [
-            '{DAV:}foo' => 404,
-            '{DAV:}foo2' => 424,
-        ];
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testUpdatePropertiesEventSuccess()
-    {
-        $tree = [
-            new SimpleCollection('foo'),
-        ];
-        $server = new Server($tree);
-        $server->on('propPatch', function ($path, PropPatch $propPatch) {
-            $propPatch->handle(['{DAV:}foo', '{DAV:}foo2'], function () {
-                return [
-                    '{DAV:}foo' => 200,
-                    '{DAV:}foo2' => 201,
-                ];
-            });
-        });
-
-        $result = $server->updateProperties('foo', [
-            '{DAV:}foo' => 'bar',
-            '{DAV:}foo2' => 'bla',
-        ]);
-
-        $expected = [
-            '{DAV:}foo' => 200,
-            '{DAV:}foo2' => 201,
-        ];
-        $this->assertEquals($expected, $result);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/SimpleFileTest.php b/vendor/sabre/dav/tests/Sabre/DAV/SimpleFileTest.php
deleted file mode 100644
index 6edca5ecc..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/SimpleFileTest.php
+++ /dev/null
@@ -1,19 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-class SimpleFileTest extends \PHPUnit\Framework\TestCase
-{
-    public function testAll()
-    {
-        $file = new SimpleFile('filename.txt', 'contents', 'text/plain');
-
-        $this->assertEquals('filename.txt', $file->getName());
-        $this->assertEquals('contents', $file->get());
-        $this->assertEquals(8, $file->getSize());
-        $this->assertEquals('"'.sha1('contents').'"', $file->getETag());
-        $this->assertEquals('text/plain', $file->getContentType());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/StringUtilTest.php b/vendor/sabre/dav/tests/Sabre/DAV/StringUtilTest.php
deleted file mode 100644
index bc36c6b78..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/StringUtilTest.php
+++ /dev/null
@@ -1,119 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-class StringUtilTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @param string $haystack
-     * @param string $needle
-     * @param string $collation
-     * @param string $matchType
-     * @param string $result
-     *
-     * @throws Exception\BadRequest
-     *
-     * @dataProvider dataset
-     */
-    public function testTextMatch($haystack, $needle, $collation, $matchType, $result)
-    {
-        $this->assertEquals($result, StringUtil::textMatch($haystack, $needle, $collation, $matchType));
-    }
-
-    public function dataset()
-    {
-        return [
-            ['FOOBAR', 'FOO',    'i;octet', 'contains', true],
-            ['FOOBAR', 'foo',    'i;octet', 'contains', false],
-            ['FÖÖBAR', 'FÖÖ',    'i;octet', 'contains', true],
-            ['FÖÖBAR', 'föö',    'i;octet', 'contains', false],
-            ['FOOBAR', 'FOOBAR', 'i;octet', 'equals', true],
-            ['FOOBAR', 'fooBAR', 'i;octet', 'equals', false],
-            ['FOOBAR', 'FOO',    'i;octet', 'starts-with', true],
-            ['FOOBAR', 'foo',    'i;octet', 'starts-with', false],
-            ['FOOBAR', 'BAR',    'i;octet', 'starts-with', false],
-            ['FOOBAR', 'bar',    'i;octet', 'starts-with', false],
-            ['FOOBAR', 'FOO',    'i;octet', 'ends-with', false],
-            ['FOOBAR', 'foo',    'i;octet', 'ends-with', false],
-            ['FOOBAR', 'BAR',    'i;octet', 'ends-with', true],
-            ['FOOBAR', 'bar',    'i;octet', 'ends-with', false],
-
-            ['FOOBAR', 'FOO',    'i;ascii-casemap', 'contains', true],
-            ['FOOBAR', 'foo',    'i;ascii-casemap', 'contains', true],
-            ['FÖÖBAR', 'FÖÖ',    'i;ascii-casemap', 'contains', true],
-            ['FÖÖBAR', 'föö',    'i;ascii-casemap', 'contains', false],
-            ['FOOBAR', 'FOOBAR', 'i;ascii-casemap', 'equals', true],
-            ['FOOBAR', 'fooBAR', 'i;ascii-casemap', 'equals', true],
-            ['FOOBAR', 'FOO',    'i;ascii-casemap', 'starts-with', true],
-            ['FOOBAR', 'foo',    'i;ascii-casemap', 'starts-with', true],
-            ['FOOBAR', 'BAR',    'i;ascii-casemap', 'starts-with', false],
-            ['FOOBAR', 'bar',    'i;ascii-casemap', 'starts-with', false],
-            ['FOOBAR', 'FOO',    'i;ascii-casemap', 'ends-with', false],
-            ['FOOBAR', 'foo',    'i;ascii-casemap', 'ends-with', false],
-            ['FOOBAR', 'BAR',    'i;ascii-casemap', 'ends-with', true],
-            ['FOOBAR', 'bar',    'i;ascii-casemap', 'ends-with', true],
-
-            ['FOOBAR', 'FOO',    'i;unicode-casemap', 'contains', true],
-            ['FOOBAR', 'foo',    'i;unicode-casemap', 'contains', true],
-            ['FÖÖBAR', 'FÖÖ',    'i;unicode-casemap', 'contains', true],
-            ['FÖÖBAR', 'föö',    'i;unicode-casemap', 'contains', true],
-            ['FOOBAR', 'FOOBAR', 'i;unicode-casemap', 'equals', true],
-            ['FOOBAR', 'fooBAR', 'i;unicode-casemap', 'equals', true],
-            ['FOOBAR', 'FOO',    'i;unicode-casemap', 'starts-with', true],
-            ['FOOBAR', 'foo',    'i;unicode-casemap', 'starts-with', true],
-            ['FOOBAR', 'BAR',    'i;unicode-casemap', 'starts-with', false],
-            ['FOOBAR', 'bar',    'i;unicode-casemap', 'starts-with', false],
-            ['FOOBAR', 'FOO',    'i;unicode-casemap', 'ends-with', false],
-            ['FOOBAR', 'foo',    'i;unicode-casemap', 'ends-with', false],
-            ['FOOBAR', 'BAR',    'i;unicode-casemap', 'ends-with', true],
-            ['FOOBAR', 'bar',    'i;unicode-casemap', 'ends-with', true],
-        ];
-    }
-
-    public function testBadCollation()
-    {
-        $this->expectException('Sabre\DAV\Exception\BadRequest');
-        StringUtil::textMatch('foobar', 'foo', 'blabla', 'contains');
-    }
-
-    public function testBadMatchType()
-    {
-        $this->expectException('Sabre\DAV\Exception\BadRequest');
-        StringUtil::textMatch('foobar', 'foo', 'i;octet', 'booh');
-    }
-
-    public function testEnsureUTF8_ascii()
-    {
-        $inputString = 'harkema';
-        $outputString = 'harkema';
-
-        $this->assertEquals(
-            $outputString,
-            StringUtil::ensureUTF8($inputString)
-        );
-    }
-
-    public function testEnsureUTF8_latin1()
-    {
-        $inputString = "m\xfcnster";
-        $outputString = 'münster';
-
-        $this->assertEquals(
-            $outputString,
-            StringUtil::ensureUTF8($inputString)
-        );
-    }
-
-    public function testEnsureUTF8_utf8()
-    {
-        $inputString = "m\xc3\xbcnster";
-        $outputString = 'münster';
-
-        $this->assertEquals(
-            $outputString,
-            StringUtil::ensureUTF8($inputString)
-        );
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/TemporaryFileFilterTest.php b/vendor/sabre/dav/tests/Sabre/DAV/TemporaryFileFilterTest.php
deleted file mode 100644
index 951078bf0..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/TemporaryFileFilterTest.php
+++ /dev/null
@@ -1,204 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP;
-
-class TemporaryFileFilterTest extends AbstractServer
-{
-    public function setup(): void
-    {
-        parent::setUp();
-        $plugin = new TemporaryFileFilterPlugin(SABRE_TEMPDIR.'/tff');
-        $this->server->addPlugin($plugin);
-    }
-
-    public function testPutNormal()
-    {
-        $request = new HTTP\Request('PUT', '/testput.txt', [], 'Testing new file');
-
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals('0', $this->response->getHeader('Content-Length'));
-
-        $this->assertEquals('Testing new file', file_get_contents(SABRE_TEMPDIR.'/testput.txt'));
-    }
-
-    public function testPutTemp()
-    {
-        // mimicking an OS/X resource fork
-        $request = new HTTP\Request('PUT', '/._testput.txt', [], 'Testing new file');
-
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals([
-            'X-Sabre-Temp' => ['true'],
-        ], $this->response->getHeaders());
-
-        $this->assertFalse(file_exists(SABRE_TEMPDIR.'/._testput.txt'), '._testput.txt should not exist in the regular file structure.');
-    }
-
-    public function testPutTempIfNoneMatch()
-    {
-        // mimicking an OS/X resource fork
-        $request = new HTTP\Request('PUT', '/._testput.txt', ['If-None-Match' => '*'], 'Testing new file');
-
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals([
-            'X-Sabre-Temp' => ['true'],
-        ], $this->response->getHeaders());
-
-        $this->assertFalse(file_exists(SABRE_TEMPDIR.'/._testput.txt'), '._testput.txt should not exist in the regular file structure.');
-
-        $this->server->exec();
-
-        $this->assertEquals(412, $this->response->status);
-        $this->assertEquals([
-            'X-Sabre-Temp' => ['true'],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-    }
-
-    public function testPutGet()
-    {
-        // mimicking an OS/X resource fork
-        $request = new HTTP\Request('PUT', '/._testput.txt', [], 'Testing new file');
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals([
-            'X-Sabre-Temp' => ['true'],
-        ], $this->response->getHeaders());
-
-        $request = new HTTP\Request('GET', '/._testput.txt');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(200, $this->response->status);
-        $this->assertEquals([
-            'X-Sabre-Temp' => ['true'],
-            'Content-Length' => [16],
-            'Content-Type' => ['application/octet-stream'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals('Testing new file', stream_get_contents($this->response->body));
-    }
-
-    public function testGetWithBrowserPlugin()
-    {
-        $this->server->addPlugin(new Browser\Plugin());
-        $request = new HTTP\Request('GET', '/');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(200, $this->response->status);
-    }
-
-    public function testLockNonExistant()
-    {
-        mkdir(SABRE_TEMPDIR.'/locksdir');
-        $locksBackend = new Locks\Backend\File(SABRE_TEMPDIR.'/locks');
-        $locksPlugin = new Locks\Plugin($locksBackend);
-        $this->server->addPlugin($locksPlugin);
-
-        // mimicking an OS/X resource fork
-        $request = new HTTP\Request('LOCK', '/._testput.txt');
-        $request->setBody('<?xml version="1.0"?>
-<D:lockinfo xmlns:D="DAV:">
-    <D:lockscope><D:exclusive/></D:lockscope>
-    <D:locktype><D:write/></D:locktype>
-    <D:owner>
-        <D:href>http://example.org/~ejw/contact.html</D:href>
-    </D:owner>
-</D:lockinfo>');
-
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals('application/xml; charset=utf-8', $this->response->getHeader('Content-Type'));
-        $this->assertTrue(1 === preg_match('/^<opaquelocktoken:(.*)>$/', $this->response->getHeader('Lock-Token')), 'We did not get a valid Locktoken back ('.$this->response->getHeader('Lock-Token').')');
-        $this->assertEquals('true', $this->response->getHeader('X-Sabre-Temp'));
-
-        $this->assertFalse(file_exists(SABRE_TEMPDIR.'/._testlock.txt'), '._testlock.txt should not exist in the regular file structure.');
-    }
-
-    public function testPutDelete()
-    {
-        // mimicking an OS/X resource fork
-        $request = new HTTP\Request('PUT', '/._testput.txt', [], 'Testing new file');
-
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals('', $this->response->getBodyAsString());
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals([
-            'X-Sabre-Temp' => ['true'],
-        ], $this->response->getHeaders());
-
-        $request = new HTTP\Request('DELETE', '/._testput.txt');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $this->assertEquals(204, $this->response->status, "Incorrect status code received. Full body:\n".$this->response->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Temp' => ['true'],
-        ], $this->response->getHeaders());
-
-        $this->assertEquals('', $this->response->getBodyAsString());
-    }
-
-    public function testPutPropfind()
-    {
-        // mimicking an OS/X resource fork
-        $request = new HTTP\Request('PUT', '/._testput.txt', [], 'Testing new file');
-        $this->server->httpRequest = $request;
-        $this->server->exec();
-
-        $bodyAsString = $this->response->getBodyAsString();
-        $this->assertEquals('', $bodyAsString);
-        $this->assertEquals(201, $this->response->status);
-        $this->assertEquals([
-            'X-Sabre-Temp' => ['true'],
-        ], $this->response->getHeaders());
-
-        $request = new HTTP\Request('PROPFIND', '/._testput.txt');
-
-        $this->server->httpRequest = ($request);
-        $this->server->exec();
-
-        $bodyAsString = $this->response->getBodyAsString();
-        $this->assertEquals(207, $this->response->status, 'Incorrect status code returned. Body: '.$bodyAsString);
-        $this->assertEquals([
-            'X-Sabre-Temp' => ['true'],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $this->response->getHeaders());
-
-        $body = preg_replace("/xmlns(:[A-Za-z0-9_])?=(\"|\')DAV:(\"|\')/", 'xmlns\\1="urn:DAV"', $bodyAsString);
-        $xml = simplexml_load_string($body);
-        $xml->registerXPathNamespace('d', 'urn:DAV');
-
-        list($data) = $xml->xpath('/d:multistatus/d:response/d:href');
-        $this->assertEquals('/._testput.txt', (string) $data, 'href element should have been /._testput.txt');
-
-        $data = $xml->xpath('/d:multistatus/d:response/d:propstat/d:prop/d:resourcetype');
-        $this->assertEquals(1, count($data));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/TestPlugin.php b/vendor/sabre/dav/tests/Sabre/DAV/TestPlugin.php
deleted file mode 100644
index 3bfe3b3b0..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/TestPlugin.php
+++ /dev/null
@@ -1,35 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-use Sabre\HTTP\RequestInterface;
-use Sabre\HTTP\ResponseInterface;
-
-class TestPlugin extends ServerPlugin
-{
-    public $beforeMethod;
-
-    public function getFeatures()
-    {
-        return ['drinking'];
-    }
-
-    public function getHTTPMethods($uri)
-    {
-        return ['BEER', 'WINE'];
-    }
-
-    public function initialize(Server $server)
-    {
-        $server->on('beforeMethod:*', [$this, 'beforeMethod']);
-    }
-
-    public function beforeMethod(RequestInterface $request, ResponseInterface $response)
-    {
-        $this->beforeMethod = $request->getMethod();
-
-        return true;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/TreeTest.php b/vendor/sabre/dav/tests/Sabre/DAV/TreeTest.php
deleted file mode 100644
index e3f04ea3a..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/TreeTest.php
+++ /dev/null
@@ -1,238 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-class TreeTest extends \PHPUnit\Framework\TestCase
-{
-    public function testNodeExists()
-    {
-        $tree = new TreeMock();
-
-        $this->assertTrue($tree->nodeExists('hi'));
-        $this->assertFalse($tree->nodeExists('hello'));
-    }
-
-    public function testCopy()
-    {
-        $tree = new TreeMock();
-        $tree->copy('hi', 'hi2');
-
-        $this->assertArrayHasKey('hi2', $tree->getNodeForPath('')->newDirectories);
-        $this->assertEquals('foobar', $tree->getNodeForPath('hi/file')->get());
-        $this->assertEquals(['test1' => 'value'], $tree->getNodeForPath('hi/file')->getProperties([]));
-    }
-
-    public function testCopyFile()
-    {
-        $tree = new TreeMock();
-        $tree->copy('hi/file', 'hi/newfile');
-
-        $this->assertArrayHasKey('newfile', $tree->getNodeForPath('hi')->newFiles);
-    }
-
-    public function testCopyFile0()
-    {
-        $tree = new TreeMock();
-        $tree->copy('hi/file', 'hi/0');
-
-        $this->assertArrayHasKey('0', $tree->getNodeForPath('hi')->newFiles);
-    }
-
-    public function testMove()
-    {
-        $tree = new TreeMock();
-        $tree->move('hi', 'hi2');
-
-        $this->assertEquals('hi2', $tree->getNodeForPath('hi')->getName());
-        $this->assertTrue($tree->getNodeForPath('hi')->isRenamed);
-    }
-
-    public function testDeepMove()
-    {
-        $tree = new TreeMock();
-        $tree->move('hi/sub', 'hi2');
-
-        $this->assertArrayHasKey('hi2', $tree->getNodeForPath('')->newDirectories);
-        $this->assertTrue($tree->getNodeForPath('hi/sub')->isDeleted);
-    }
-
-    public function testDelete()
-    {
-        $tree = new TreeMock();
-        $tree->delete('hi');
-        $this->assertTrue($tree->getNodeForPath('hi')->isDeleted);
-    }
-
-    public function testGetChildren()
-    {
-        $tree = new TreeMock();
-        $children = $tree->getChildren('');
-        $firstChild = $children->current();
-        $this->assertEquals('hi', $firstChild->getName());
-    }
-
-    public function testGetMultipleNodes()
-    {
-        $tree = new TreeMock();
-        $result = $tree->getMultipleNodes(['hi/sub', 'hi/file']);
-        $this->assertArrayHasKey('hi/sub', $result);
-        $this->assertArrayHasKey('hi/file', $result);
-
-        $this->assertEquals('sub', $result['hi/sub']->getName());
-        $this->assertEquals('file', $result['hi/file']->getName());
-    }
-
-    public function testGetMultipleNodes2()
-    {
-        $tree = new TreeMock();
-        $result = $tree->getMultipleNodes(['multi/1', 'multi/2']);
-        $this->assertArrayHasKey('multi/1', $result);
-        $this->assertArrayHasKey('multi/2', $result);
-    }
-}
-
-class TreeMock extends Tree
-{
-    private $nodes = [];
-
-    public function __construct()
-    {
-        $file = new TreeFileTester('file');
-        $file->properties = ['test1' => 'value'];
-        $file->data = 'foobar';
-
-        parent::__construct(
-            new TreeDirectoryTester('root', [
-                new TreeDirectoryTester('hi', [
-                    new TreeDirectoryTester('sub'),
-                    $file,
-                ]),
-                new TreeMultiGetTester('multi', [
-                    new TreeFileTester('1'),
-                    new TreeFileTester('2'),
-                    new TreeFileTester('3'),
-                ]),
-            ])
-        );
-    }
-}
-
-class TreeDirectoryTester extends SimpleCollection
-{
-    public $newDirectories = [];
-    public $newFiles = [];
-    public $isDeleted = false;
-    public $isRenamed = false;
-
-    public function createDirectory($name)
-    {
-        $this->newDirectories[$name] = true;
-    }
-
-    public function createFile($name, $data = null)
-    {
-        $this->newFiles[$name] = $data;
-    }
-
-    public function getChild($name)
-    {
-        if (isset($this->newDirectories[$name])) {
-            return new self($name);
-        }
-        if (isset($this->newFiles[$name])) {
-            return new TreeFileTester($name, $this->newFiles[$name]);
-        }
-
-        return parent::getChild($name);
-    }
-
-    public function childExists($name)
-    {
-        return (bool) $this->getChild($name);
-    }
-
-    public function delete()
-    {
-        $this->isDeleted = true;
-    }
-
-    public function setName($name)
-    {
-        $this->isRenamed = true;
-        $this->name = $name;
-    }
-}
-
-class TreeFileTester extends File implements IProperties
-{
-    public $name;
-    public $data;
-    public $properties;
-
-    public function __construct($name, $data = null)
-    {
-        $this->name = $name;
-        if (is_null($data)) {
-            $data = 'bla';
-        }
-        $this->data = $data;
-    }
-
-    public function getName()
-    {
-        return $this->name;
-    }
-
-    public function get()
-    {
-        return $this->data;
-    }
-
-    public function getProperties($properties)
-    {
-        return $this->properties;
-    }
-
-    /**
-     * Updates properties on this node.
-     *
-     * This method received a PropPatch object, which contains all the
-     * information about the update.
-     *
-     * To update specific properties, call the 'handle' method on this object.
-     * Read the PropPatch documentation for more information.
-     */
-    public function propPatch(PropPatch $propPatch)
-    {
-        $this->properties = $propPatch->getMutations();
-        $propPatch->setRemainingResultCode(200);
-    }
-}
-
-class TreeMultiGetTester extends TreeDirectoryTester implements IMultiGet
-{
-    /**
-     * This method receives a list of paths in it's first argument.
-     * It must return an array with Node objects.
-     *
-     * If any children are not found, you do not have to return them.
-     *
-     * @return array
-     */
-    public function getMultipleChildren(array $paths)
-    {
-        $result = [];
-        foreach ($paths as $path) {
-            try {
-                $child = $this->getChild($path);
-                $result[] = $child;
-            } catch (Exception\NotFound $e) {
-                // Do nothing
-            }
-        }
-
-        return $result;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAV/UUIDUtilTest.php b/vendor/sabre/dav/tests/Sabre/DAV/UUIDUtilTest.php
deleted file mode 100644
index d7ef9bec9..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAV/UUIDUtilTest.php
+++ /dev/null
@@ -1,24 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAV;
-
-class UUIDUtilTest extends \PHPUnit\Framework\TestCase
-{
-    public function testValidateUUID()
-    {
-        $this->assertTrue(
-            UUIDUtil::validateUUID('11111111-2222-3333-4444-555555555555')
-        );
-        $this->assertFalse(
-            UUIDUtil::validateUUID(' 11111111-2222-3333-4444-555555555555')
-        );
-        $this->assertTrue(
-            UUIDUtil::validateUUID('ffffffff-2222-3333-4444-555555555555')
-        );
-        $this->assertFalse(
-            UUIDUtil::validateUUID('fffffffg-2222-3333-4444-555555555555')
-        );
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/ACLMethodTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/ACLMethodTest.php
deleted file mode 100644
index 715559df3..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/ACLMethodTest.php
+++ /dev/null
@@ -1,311 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class ACLMethodTest extends \PHPUnit\Framework\TestCase
-{
-    public function testCallback()
-    {
-        $this->expectException('Sabre\DAV\Exception\BadRequest');
-        $acl = new Plugin();
-        $server = new DAV\Server();
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $acl->httpAcl($server->httpRequest, $server->httpResponse);
-    }
-
-    /**
-    /**
-     */
-    public function testNotSupportedByNode()
-    {
-        $this->expectException('Sabre\DAV\Exception\MethodNotAllowed');
-        $tree = [
-            new DAV\SimpleCollection('test'),
-        ];
-        $acl = new Plugin();
-        $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('GET', '/');
-        $body = '<?xml version="1.0"?>
-<d:acl xmlns:d="DAV:">
-</d:acl>';
-        $server->httpRequest->setBody($body);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $acl->httpACL($server->httpRequest, $server->httpResponse);
-    }
-
-    public function testSuccessSimple()
-    {
-        $tree = [
-            new MockACLNode('test', []),
-        ];
-        $acl = new Plugin();
-        $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('GET', '/');
-        $server->httpRequest->setUrl('/test');
-
-        $body = '<?xml version="1.0"?>
-<d:acl xmlns:d="DAV:">
-</d:acl>';
-        $server->httpRequest->setBody($body);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $this->assertFalse($acl->httpACL($server->httpRequest, $server->httpResponse));
-    }
-
-    public function testUnrecognizedPrincipal()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NotRecognizedPrincipal');
-        $tree = [
-            new MockACLNode('test', []),
-        ];
-        $acl = new Plugin();
-        $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL', '/test');
-        $body = '<?xml version="1.0"?>
-<d:acl xmlns:d="DAV:">
-    <d:ace>
-        <d:grant><d:privilege><d:read /></d:privilege></d:grant>
-        <d:principal><d:href>/principals/notfound</d:href></d:principal>
-    </d:ace>
-</d:acl>';
-        $server->httpRequest->setBody($body);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $acl->httpACL($server->httpRequest, $server->httpResponse);
-    }
-
-    public function testUnrecognizedPrincipal2()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NotRecognizedPrincipal');
-        $tree = [
-            new MockACLNode('test', []),
-            new DAV\SimpleCollection('principals', [
-                new DAV\SimpleCollection('notaprincipal'),
-            ]),
-        ];
-        $acl = new Plugin();
-        $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL', '/test');
-        $body = '<?xml version="1.0"?>
-<d:acl xmlns:d="DAV:">
-    <d:ace>
-        <d:grant><d:privilege><d:read /></d:privilege></d:grant>
-        <d:principal><d:href>/principals/notaprincipal</d:href></d:principal>
-    </d:ace>
-</d:acl>';
-        $server->httpRequest->setBody($body);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $acl->httpACL($server->httpRequest, $server->httpResponse);
-    }
-
-    public function testUnknownPrivilege()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NotSupportedPrivilege');
-        $tree = [
-            new MockACLNode('test', []),
-        ];
-        $acl = new Plugin();
-        $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL', '/test');
-        $body = '<?xml version="1.0"?>
-<d:acl xmlns:d="DAV:">
-    <d:ace>
-        <d:grant><d:privilege><d:bananas /></d:privilege></d:grant>
-        <d:principal><d:href>/principals/notfound</d:href></d:principal>
-    </d:ace>
-</d:acl>';
-        $server->httpRequest->setBody($body);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $acl->httpACL($server->httpRequest, $server->httpResponse);
-    }
-
-    public function testAbstractPrivilege()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NoAbstract');
-        $tree = [
-            new MockACLNode('test', []),
-        ];
-        $acl = new Plugin();
-        $server = new DAV\Server($tree);
-        $server->on('getSupportedPrivilegeSet', function ($node, &$supportedPrivilegeSet) {
-            $supportedPrivilegeSet['{DAV:}foo'] = ['abstract' => true];
-        });
-        $server->httpRequest = new HTTP\Request('ACL', '/test');
-        $body = '<?xml version="1.0"?>
-<d:acl xmlns:d="DAV:">
-    <d:ace>
-        <d:grant><d:privilege><d:foo /></d:privilege></d:grant>
-        <d:principal><d:href>/principals/foo/</d:href></d:principal>
-    </d:ace>
-</d:acl>';
-        $server->httpRequest->setBody($body);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $acl->httpACL($server->httpRequest, $server->httpResponse);
-    }
-
-    public function testUpdateProtectedPrivilege()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\AceConflict');
-        $oldACL = [
-            [
-                'principal' => 'principals/notfound',
-                'privilege' => '{DAV:}write',
-                'protected' => true,
-            ],
-        ];
-
-        $tree = [
-            new MockACLNode('test', $oldACL),
-        ];
-        $acl = new Plugin();
-        $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL', '/test');
-        $body = '<?xml version="1.0"?>
-<d:acl xmlns:d="DAV:">
-    <d:ace>
-        <d:grant><d:privilege><d:read /></d:privilege></d:grant>
-        <d:principal><d:href>/principals/notfound</d:href></d:principal>
-    </d:ace>
-</d:acl>';
-        $server->httpRequest->setBody($body);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $acl->httpACL($server->httpRequest, $server->httpResponse);
-    }
-
-    public function testUpdateProtectedPrivilege2()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\AceConflict');
-        $oldACL = [
-            [
-                'principal' => 'principals/notfound',
-                'privilege' => '{DAV:}write',
-                'protected' => true,
-            ],
-        ];
-
-        $tree = [
-            new MockACLNode('test', $oldACL),
-        ];
-        $acl = new Plugin();
-        $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL', '/test');
-        $body = '<?xml version="1.0"?>
-<d:acl xmlns:d="DAV:">
-    <d:ace>
-        <d:grant><d:privilege><d:write /></d:privilege></d:grant>
-        <d:principal><d:href>/principals/foo</d:href></d:principal>
-    </d:ace>
-</d:acl>';
-        $server->httpRequest->setBody($body);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $acl->httpACL($server->httpRequest, $server->httpResponse);
-    }
-
-    public function testUpdateProtectedPrivilege3()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\AceConflict');
-        $oldACL = [
-            [
-                'principal' => 'principals/notfound',
-                'privilege' => '{DAV:}write',
-                'protected' => true,
-            ],
-        ];
-
-        $tree = [
-            new MockACLNode('test', $oldACL),
-        ];
-        $acl = new Plugin();
-        $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL', '/test');
-        $body = '<?xml version="1.0"?>
-<d:acl xmlns:d="DAV:">
-    <d:ace>
-        <d:grant><d:privilege><d:write /></d:privilege></d:grant>
-        <d:principal><d:href>/principals/notfound</d:href></d:principal>
-    </d:ace>
-</d:acl>';
-        $server->httpRequest->setBody($body);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $acl->httpACL($server->httpRequest, $server->httpResponse);
-    }
-
-    public function testSuccessComplex()
-    {
-        $oldACL = [
-            [
-                'principal' => 'principals/foo',
-                'privilege' => '{DAV:}write',
-                'protected' => true,
-            ],
-            [
-                'principal' => 'principals/bar',
-                'privilege' => '{DAV:}read',
-            ],
-        ];
-
-        $tree = [
-            $node = new MockACLNode('test', $oldACL),
-            new DAV\SimpleCollection('principals', [
-                new MockPrincipal('foo', 'principals/foo'),
-                new MockPrincipal('baz', 'principals/baz'),
-            ]),
-        ];
-        $acl = new Plugin();
-        $server = new DAV\Server($tree);
-        $server->httpRequest = new HTTP\Request('ACL', '/test');
-        $body = '<?xml version="1.0"?>
-<d:acl xmlns:d="DAV:">
-    <d:ace>
-        <d:grant><d:privilege><d:write /></d:privilege></d:grant>
-        <d:principal><d:href>/principals/foo</d:href></d:principal>
-        <d:protected />
-    </d:ace>
-    <d:ace>
-        <d:grant><d:privilege><d:write /></d:privilege></d:grant>
-        <d:principal><d:href>/principals/baz</d:href></d:principal>
-    </d:ace>
-</d:acl>';
-        $server->httpRequest->setBody($body);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin($acl);
-
-        $this->assertFalse($acl->httpAcl($server->httpRequest, $server->httpResponse));
-
-        $this->assertEquals([
-            [
-                'principal' => 'principals/foo',
-                'privilege' => '{DAV:}write',
-                'protected' => true,
-            ],
-            [
-                'principal' => 'principals/baz',
-                'privilege' => '{DAV:}write',
-                'protected' => false,
-            ],
-        ], $node->getACL());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/AllowAccessTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/AllowAccessTest.php
deleted file mode 100644
index 04dd29c04..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/AllowAccessTest.php
+++ /dev/null
@@ -1,120 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-
-class AllowAccessTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @var DAV\Server
-     */
-    protected $server;
-
-    public function setup(): void
-    {
-        $nodes = [
-            new DAV\Mock\Collection('testdir', [
-                'file1.txt' => 'contents',
-            ]),
-        ];
-
-        $this->server = new DAV\Server($nodes);
-        $this->server->addPlugin(
-            new DAV\Auth\Plugin(
-                new DAV\Auth\Backend\Mock()
-            )
-        );
-        // Login
-        $this->server->getPlugin('auth')->beforeMethod(
-            new \Sabre\HTTP\Request('GET', '/'),
-            new \Sabre\HTTP\Response()
-        );
-        $aclPlugin = new Plugin();
-        $this->server->addPlugin($aclPlugin);
-    }
-
-    public function testGet()
-    {
-        $this->server->httpRequest->setMethod('GET');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->assertTrue($this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]));
-    }
-
-    public function testGetDoesntExist()
-    {
-        $this->server->httpRequest->setMethod('GET');
-        $this->server->httpRequest->setUrl('/foo');
-
-        $this->assertTrue($this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]));
-    }
-
-    public function testHEAD()
-    {
-        $this->server->httpRequest->setMethod('HEAD');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->assertTrue($this->server->emit('beforeMethod:HEAD', [$this->server->httpRequest, $this->server->httpResponse]));
-    }
-
-    public function testOPTIONS()
-    {
-        $this->server->httpRequest->setMethod('OPTIONS');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->assertTrue($this->server->emit('beforeMethod:OPTIONS', [$this->server->httpRequest, $this->server->httpResponse]));
-    }
-
-    public function testPUT()
-    {
-        $this->server->httpRequest->setMethod('PUT');
-        $this->server->httpRequest->setUrl('/testdir/file1.txt');
-
-        $this->assertTrue($this->server->emit('beforeMethod:PUT', [$this->server->httpRequest, $this->server->httpResponse]));
-    }
-
-    public function testPROPPATCH()
-    {
-        $this->server->httpRequest->setMethod('PROPPATCH');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->assertTrue($this->server->emit('beforeMethod:PROPPATCH', [$this->server->httpRequest, $this->server->httpResponse]));
-    }
-
-    public function testCOPY()
-    {
-        $this->server->httpRequest->setMethod('COPY');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->assertTrue($this->server->emit('beforeMethod:COPY', [$this->server->httpRequest, $this->server->httpResponse]));
-    }
-
-    public function testMOVE()
-    {
-        $this->server->httpRequest->setMethod('MOVE');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->assertTrue($this->server->emit('beforeMethod:MOVE', [$this->server->httpRequest, $this->server->httpResponse]));
-    }
-
-    public function testLOCK()
-    {
-        $this->server->httpRequest->setMethod('LOCK');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->assertTrue($this->server->emit('beforeMethod:LOCK', [$this->server->httpRequest, $this->server->httpResponse]));
-    }
-
-    public function testBeforeBind()
-    {
-        $this->assertTrue($this->server->emit('beforeBind', ['testdir/file']));
-    }
-
-    public function testBeforeUnbind()
-    {
-        $this->assertTrue($this->server->emit('beforeUnbind', ['testdir']));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/BlockAccessTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/BlockAccessTest.php
deleted file mode 100644
index 566167ef0..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/BlockAccessTest.php
+++ /dev/null
@@ -1,180 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-
-class BlockAccessTest extends \PHPUnit\Framework\TestCase
-{
-    /**
-     * @var DAV\Server
-     */
-    protected $server;
-    protected $plugin;
-
-    public function setup(): void
-    {
-        $nodes = [
-            new DAV\SimpleCollection('testdir'),
-        ];
-
-        $this->server = new DAV\Server($nodes);
-        $this->plugin = new Plugin();
-        $this->plugin->setDefaultAcl([]);
-        $this->server->addPlugin(
-            new DAV\Auth\Plugin(
-                new DAV\Auth\Backend\Mock()
-            )
-        );
-        // Login
-        $this->server->getPlugin('auth')->beforeMethod(
-            new \Sabre\HTTP\Request('GET', '/'),
-            new \Sabre\HTTP\Response()
-        );
-        $this->server->addPlugin($this->plugin);
-    }
-
-    public function testGet()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->httpRequest->setMethod('GET');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]);
-    }
-
-    public function testGetDoesntExist()
-    {
-        $this->server->httpRequest->setMethod('GET');
-        $this->server->httpRequest->setUrl('/foo');
-
-        $r = $this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]);
-        $this->assertTrue($r);
-    }
-
-    public function testHEAD()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->httpRequest->setMethod('HEAD');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]);
-    }
-
-    public function testOPTIONS()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->httpRequest->setMethod('OPTIONS');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]);
-    }
-
-    public function testPUT()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->httpRequest->setMethod('PUT');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]);
-    }
-
-    public function testPROPPATCH()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->httpRequest->setMethod('PROPPATCH');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]);
-    }
-
-    public function testCOPY()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->httpRequest->setMethod('COPY');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]);
-    }
-
-    public function testMOVE()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->httpRequest->setMethod('MOVE');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]);
-    }
-
-    public function testACL()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->httpRequest->setMethod('ACL');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]);
-    }
-
-    public function testLOCK()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->httpRequest->setMethod('LOCK');
-        $this->server->httpRequest->setUrl('/testdir');
-
-        $this->server->emit('beforeMethod:GET', [$this->server->httpRequest, $this->server->httpResponse]);
-    }
-
-    public function testBeforeBind()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->emit('beforeBind', ['testdir/file']);
-    }
-
-    public function testBeforeUnbind()
-    {
-        $this->expectException('Sabre\DAVACL\Exception\NeedPrivileges');
-        $this->server->emit('beforeUnbind', ['testdir']);
-    }
-
-    public function testPropFind()
-    {
-        $propFind = new DAV\PropFind('testdir', [
-            '{DAV:}displayname',
-            '{DAV:}getcontentlength',
-            '{DAV:}bar',
-            '{DAV:}owner',
-        ]);
-
-        $r = $this->server->emit('propFind', [$propFind, new DAV\SimpleCollection('testdir')]);
-        $this->assertTrue($r);
-
-        $expected = [
-            200 => [],
-            404 => [],
-            403 => [
-                '{DAV:}displayname' => null,
-                '{DAV:}getcontentlength' => null,
-                '{DAV:}bar' => null,
-                '{DAV:}owner' => null,
-            ],
-        ];
-
-        $this->assertEquals($expected, $propFind->getResultForMultiStatus());
-    }
-
-    public function testBeforeGetPropertiesNoListing()
-    {
-        $this->plugin->hideNodesFromListings = true;
-        $propFind = new DAV\PropFind('testdir', [
-            '{DAV:}displayname',
-            '{DAV:}getcontentlength',
-            '{DAV:}bar',
-            '{DAV:}owner',
-        ]);
-
-        $r = $this->server->emit('propFind', [$propFind, new DAV\SimpleCollection('testdir')]);
-        $this->assertFalse($r);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/AceConflictTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/AceConflictTest.php
deleted file mode 100644
index 60fb8f3e8..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/AceConflictTest.php
+++ /dev/null
@@ -1,37 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL\Exception;
-
-use Sabre\DAV;
-
-class AceConflictTest extends \PHPUnit\Framework\TestCase
-{
-    public function testSerialize()
-    {
-        $ex = new AceConflict('message');
-
-        $server = new DAV\Server();
-        $dom = new \DOMDocument('1.0', 'utf-8');
-        $root = $dom->createElementNS('DAV:', 'd:root');
-        $dom->appendChild($root);
-
-        $ex->serialize($server, $root);
-
-        $xpaths = [
-            '/d:root' => 1,
-            '/d:root/d:no-ace-conflict' => 1,
-        ];
-
-        // Reloading because PHP DOM sucks
-        $dom2 = new \DOMDocument('1.0', 'utf-8');
-        $dom2->loadXML($dom->saveXML());
-
-        $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d', 'DAV:');
-        foreach ($xpaths as $xpath => $count) {
-            $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : '.$xpath.', we could only find '.$dxpath->query($xpath)->length.' elements, while we expected '.$count);
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NeedPrivilegesExceptionTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NeedPrivilegesExceptionTest.php
deleted file mode 100644
index f08e536b5..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NeedPrivilegesExceptionTest.php
+++ /dev/null
@@ -1,47 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL\Exception;
-
-use Sabre\DAV;
-
-class NeedPrivilegesExceptionTest extends \PHPUnit\Framework\TestCase
-{
-    public function testSerialize()
-    {
-        $uri = 'foo';
-        $privileges = [
-            '{DAV:}read',
-            '{DAV:}write',
-        ];
-        $ex = new NeedPrivileges($uri, $privileges);
-
-        $server = new DAV\Server();
-        $dom = new \DOMDocument('1.0', 'utf-8');
-        $root = $dom->createElementNS('DAV:', 'd:root');
-        $dom->appendChild($root);
-
-        $ex->serialize($server, $root);
-
-        $xpaths = [
-            '/d:root' => 1,
-            '/d:root/d:need-privileges' => 1,
-            '/d:root/d:need-privileges/d:resource' => 2,
-            '/d:root/d:need-privileges/d:resource/d:href' => 2,
-            '/d:root/d:need-privileges/d:resource/d:privilege' => 2,
-            '/d:root/d:need-privileges/d:resource/d:privilege/d:read' => 1,
-            '/d:root/d:need-privileges/d:resource/d:privilege/d:write' => 1,
-        ];
-
-        // Reloading because PHP DOM sucks
-        $dom2 = new \DOMDocument('1.0', 'utf-8');
-        $dom2->loadXML($dom->saveXML());
-
-        $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d', 'DAV:');
-        foreach ($xpaths as $xpath => $count) {
-            $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : '.$xpath.', we could only find '.$dxpath->query($xpath)->length.' elements, while we expected '.$count);
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NoAbstractTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NoAbstractTest.php
deleted file mode 100644
index 38e9d8b93..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NoAbstractTest.php
+++ /dev/null
@@ -1,37 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL\Exception;
-
-use Sabre\DAV;
-
-class NoAbstractTest extends \PHPUnit\Framework\TestCase
-{
-    public function testSerialize()
-    {
-        $ex = new NoAbstract('message');
-
-        $server = new DAV\Server();
-        $dom = new \DOMDocument('1.0', 'utf-8');
-        $root = $dom->createElementNS('DAV:', 'd:root');
-        $dom->appendChild($root);
-
-        $ex->serialize($server, $root);
-
-        $xpaths = [
-            '/d:root' => 1,
-            '/d:root/d:no-abstract' => 1,
-        ];
-
-        // Reloading because PHP DOM sucks
-        $dom2 = new \DOMDocument('1.0', 'utf-8');
-        $dom2->loadXML($dom->saveXML());
-
-        $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d', 'DAV:');
-        foreach ($xpaths as $xpath => $count) {
-            $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : '.$xpath.', we could only find '.$dxpath->query($xpath)->length.' elements, while we expected '.$count);
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotRecognizedPrincipalTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotRecognizedPrincipalTest.php
deleted file mode 100644
index 62915ea1d..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotRecognizedPrincipalTest.php
+++ /dev/null
@@ -1,37 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL\Exception;
-
-use Sabre\DAV;
-
-class NotRecognizedPrincipalTest extends \PHPUnit\Framework\TestCase
-{
-    public function testSerialize()
-    {
-        $ex = new NotRecognizedPrincipal('message');
-
-        $server = new DAV\Server();
-        $dom = new \DOMDocument('1.0', 'utf-8');
-        $root = $dom->createElementNS('DAV:', 'd:root');
-        $dom->appendChild($root);
-
-        $ex->serialize($server, $root);
-
-        $xpaths = [
-            '/d:root' => 1,
-            '/d:root/d:recognized-principal' => 1,
-        ];
-
-        // Reloading because PHP DOM sucks
-        $dom2 = new \DOMDocument('1.0', 'utf-8');
-        $dom2->loadXML($dom->saveXML());
-
-        $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d', 'DAV:');
-        foreach ($xpaths as $xpath => $count) {
-            $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : '.$xpath.', we could only find '.$dxpath->query($xpath)->length.' elements, while we expected '.$count);
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotSupportedPrivilegeTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotSupportedPrivilegeTest.php
deleted file mode 100644
index 668c713d2..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotSupportedPrivilegeTest.php
+++ /dev/null
@@ -1,37 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL\Exception;
-
-use Sabre\DAV;
-
-class NotSupportedPrivilegeTest extends \PHPUnit\Framework\TestCase
-{
-    public function testSerialize()
-    {
-        $ex = new NotSupportedPrivilege('message');
-
-        $server = new DAV\Server();
-        $dom = new \DOMDocument('1.0', 'utf-8');
-        $root = $dom->createElementNS('DAV:', 'd:root');
-        $dom->appendChild($root);
-
-        $ex->serialize($server, $root);
-
-        $xpaths = [
-            '/d:root' => 1,
-            '/d:root/d:not-supported-privilege' => 1,
-        ];
-
-        // Reloading because PHP DOM sucks
-        $dom2 = new \DOMDocument('1.0', 'utf-8');
-        $dom2->loadXML($dom->saveXML());
-
-        $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d', 'DAV:');
-        foreach ($xpaths as $xpath => $count) {
-            $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : '.$xpath.', we could only find '.$dxpath->query($xpath)->length.' elements, while we expected '.$count);
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/ExpandPropertiesTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/ExpandPropertiesTest.php
deleted file mode 100644
index 8afe6d30f..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/ExpandPropertiesTest.php
+++ /dev/null
@@ -1,308 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class ExpandPropertiesTest extends \PHPUnit\Framework\TestCase
-{
-    public function getServer()
-    {
-        $tree = [
-            new DAV\Mock\PropertiesCollection('node1', [], [
-                '{http://sabredav.org/ns}simple' => 'foo',
-                '{http://sabredav.org/ns}href' => new DAV\Xml\Property\Href('node2'),
-                '{DAV:}displayname' => 'Node 1',
-            ]),
-            new DAV\Mock\PropertiesCollection('node2', [], [
-                '{http://sabredav.org/ns}simple' => 'simple',
-                '{http://sabredav.org/ns}hreflist' => new DAV\Xml\Property\Href(['node1', 'node3']),
-                '{DAV:}displayname' => 'Node 2',
-            ]),
-            new DAV\Mock\PropertiesCollection('node3', [], [
-                '{http://sabredav.org/ns}simple' => 'simple',
-                '{DAV:}displayname' => 'Node 3',
-            ]),
-        ];
-
-        $fakeServer = new DAV\Server($tree);
-        $fakeServer->sapi = new HTTP\SapiMock();
-        $fakeServer->debugExceptions = true;
-        $fakeServer->httpResponse = new HTTP\ResponseMock();
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        // Anyone can do anything
-        $plugin->setDefaultACL([
-            [
-                'principal' => '{DAV:}all',
-                'privilege' => '{DAV:}all',
-            ],
-        ]);
-        $this->assertTrue($plugin instanceof Plugin);
-
-        $fakeServer->addPlugin($plugin);
-        $this->assertEquals($plugin, $fakeServer->getPlugin('acl'));
-
-        return $fakeServer;
-    }
-
-    public function testSimple()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:expand-property xmlns:d="DAV:">
-  <d:property name="displayname" />
-  <d:property name="foo" namespace="http://www.sabredav.org/NS/2010/nonexistant" />
-  <d:property name="simple" namespace="http://sabredav.org/ns" />
-  <d:property name="href" namespace="http://sabredav.org/ns" />
-</d:expand-property>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/node1',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $this->assertEquals(207, $server->httpResponse->status, 'Incorrect status code received. Full body: '.$server->httpResponse->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $server->httpResponse->getHeaders());
-
-        $check = [
-            '/d:multistatus',
-            '/d:multistatus/d:response' => 1,
-            '/d:multistatus/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/d:displayname' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:simple' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:href' => 1,
-        ];
-
-        $xml = simplexml_load_string($server->httpResponse->getBodyAsString());
-        $xml->registerXPathNamespace('d', 'DAV:');
-        $xml->registerXPathNamespace('s', 'http://sabredav.org/ns');
-        foreach ($check as $v1 => $v2) {
-            $xpath = is_int($v1) ? $v2 : $v1;
-
-            $result = $xml->xpath($xpath);
-
-            $count = 1;
-            if (!is_int($v1)) {
-                $count = $v2;
-            }
-
-            $this->assertEquals($count, count($result), 'we expected '.$count.' appearances of '.$xpath.' . We found '.count($result).'. Full response: '.$server->httpResponse->getBodyAsString());
-        }
-    }
-
-    /**
-     * @depends testSimple
-     */
-    public function testExpand()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:expand-property xmlns:d="DAV:">
-  <d:property name="href" namespace="http://sabredav.org/ns">
-      <d:property name="displayname" />
-  </d:property>
-</d:expand-property>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/node1',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $this->assertEquals(207, $server->httpResponse->status, 'Incorrect response status received. Full response body: '.$server->httpResponse->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $server->httpResponse->getHeaders());
-
-        $check = [
-            '/d:multistatus',
-            '/d:multistatus/d:response' => 1,
-            '/d:multistatus/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:propstat' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:propstat/d:prop' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:href/d:response/d:propstat/d:prop/d:displayname' => 1,
-        ];
-
-        $xml = simplexml_load_string($server->httpResponse->getBodyAsString());
-        $xml->registerXPathNamespace('d', 'DAV:');
-        $xml->registerXPathNamespace('s', 'http://sabredav.org/ns');
-        foreach ($check as $v1 => $v2) {
-            $xpath = is_int($v1) ? $v2 : $v1;
-
-            $result = $xml->xpath($xpath);
-
-            $count = 1;
-            if (!is_int($v1)) {
-                $count = $v2;
-            }
-
-            $this->assertEquals($count, count($result), 'we expected '.$count.' appearances of '.$xpath.' . We found '.count($result).' Full response body: '.$server->httpResponse->getBodyAsString());
-        }
-    }
-
-    /**
-     * @depends testSimple
-     */
-    public function testExpandHrefList()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:expand-property xmlns:d="DAV:">
-  <d:property name="hreflist" namespace="http://sabredav.org/ns">
-      <d:property name="displayname" />
-  </d:property>
-</d:expand-property>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/node2',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $this->assertEquals(207, $server->httpResponse->status);
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $server->httpResponse->getHeaders());
-
-        $check = [
-            '/d:multistatus',
-            '/d:multistatus/d:response' => 1,
-            '/d:multistatus/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:href' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/d:displayname' => 2,
-        ];
-
-        $xml = simplexml_load_string($server->httpResponse->getBodyAsString());
-        $xml->registerXPathNamespace('d', 'DAV:');
-        $xml->registerXPathNamespace('s', 'http://sabredav.org/ns');
-        foreach ($check as $v1 => $v2) {
-            $xpath = is_int($v1) ? $v2 : $v1;
-
-            $result = $xml->xpath($xpath);
-
-            $count = 1;
-            if (!is_int($v1)) {
-                $count = $v2;
-            }
-
-            $this->assertEquals($count, count($result), 'we expected '.$count.' appearances of '.$xpath.' . We found '.count($result));
-        }
-    }
-
-    /**
-     * @depends testExpand
-     */
-    public function testExpandDeep()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:expand-property xmlns:d="DAV:">
-  <d:property name="hreflist" namespace="http://sabredav.org/ns">
-      <d:property name="href" namespace="http://sabredav.org/ns">
-          <d:property name="displayname" />
-      </d:property>
-      <d:property name="displayname" />
-  </d:property>
-</d:expand-property>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/node2',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $this->assertEquals(207, $server->httpResponse->status);
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $server->httpResponse->getHeaders());
-
-        $check = [
-            '/d:multistatus',
-            '/d:multistatus/d:response' => 1,
-            '/d:multistatus/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:href' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat' => 3,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop' => 3,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/d:displayname' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:href' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:propstat' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:propstat/d:prop' => 1,
-            '/d:multistatus/d:response/d:propstat/d:prop/s:hreflist/d:response/d:propstat/d:prop/s:href/d:response/d:propstat/d:prop/d:displayname' => 1,
-        ];
-
-        $xml = simplexml_load_string($server->httpResponse->getBodyAsString());
-        $xml->registerXPathNamespace('d', 'DAV:');
-        $xml->registerXPathNamespace('s', 'http://sabredav.org/ns');
-        foreach ($check as $v1 => $v2) {
-            $xpath = is_int($v1) ? $v2 : $v1;
-
-            $result = $xml->xpath($xpath);
-
-            $count = 1;
-            if (!is_int($v1)) {
-                $count = $v2;
-            }
-
-            $this->assertEquals($count, count($result), 'we expected '.$count.' appearances of '.$xpath.' . We found '.count($result));
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/MockACLNode.php b/vendor/sabre/dav/tests/Sabre/DAVACL/MockACLNode.php
deleted file mode 100644
index 51411f304..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/MockACLNode.php
+++ /dev/null
@@ -1,49 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-
-class MockACLNode extends DAV\Node implements IACL
-{
-    public $name;
-    public $acl;
-
-    public function __construct($name, array $acl = [])
-    {
-        $this->name = $name;
-        $this->acl = $acl;
-    }
-
-    public function getName()
-    {
-        return $this->name;
-    }
-
-    public function getOwner()
-    {
-        return null;
-    }
-
-    public function getGroup()
-    {
-        return null;
-    }
-
-    public function getACL()
-    {
-        return $this->acl;
-    }
-
-    public function setACL(array $acl)
-    {
-        $this->acl = $acl;
-    }
-
-    public function getSupportedPrivilegeSet()
-    {
-        return null;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/MockPrincipal.php b/vendor/sabre/dav/tests/Sabre/DAVACL/MockPrincipal.php
deleted file mode 100644
index f67025c5a..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/MockPrincipal.php
+++ /dev/null
@@ -1,58 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-
-class MockPrincipal extends DAV\Node implements IPrincipal
-{
-    public $name;
-    public $principalUrl;
-    public $groupMembership = [];
-    public $groupMemberSet = [];
-
-    public function __construct($name, $principalUrl, array $groupMembership = [], array $groupMemberSet = [])
-    {
-        $this->name = $name;
-        $this->principalUrl = $principalUrl;
-        $this->groupMembership = $groupMembership;
-        $this->groupMemberSet = $groupMemberSet;
-    }
-
-    public function getName()
-    {
-        return $this->name;
-    }
-
-    public function getDisplayName()
-    {
-        return $this->getName();
-    }
-
-    public function getAlternateUriSet()
-    {
-        return [];
-    }
-
-    public function getPrincipalUrl()
-    {
-        return $this->principalUrl;
-    }
-
-    public function getGroupMemberSet()
-    {
-        return $this->groupMemberSet;
-    }
-
-    public function getGroupMemberShip()
-    {
-        return $this->groupMembership;
-    }
-
-    public function setGroupMemberSet(array $groupMemberSet)
-    {
-        $this->groupMemberSet = $groupMemberSet;
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginAdminTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginAdminTest.php
deleted file mode 100644
index 048b9f249..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginAdminTest.php
+++ /dev/null
@@ -1,76 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class PluginAdminTest extends \PHPUnit\Framework\TestCase
-{
-    public $server;
-
-    public function setup(): void
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-
-        $tree = [
-            new MockACLNode('adminonly', []),
-            new PrincipalCollection($principalBackend),
-        ];
-
-        $this->server = new DAV\Server($tree);
-        $this->server->sapi = new HTTP\SapiMock();
-        $plugin = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock());
-        $this->server->addPlugin($plugin);
-    }
-
-    public function testNoAdminAccess()
-    {
-        $plugin = new Plugin();
-        $this->server->addPlugin($plugin);
-
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'OPTIONS',
-            'HTTP_DEPTH' => 1,
-            'REQUEST_URI' => '/adminonly',
-        ]);
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $this->assertEquals(403, $response->status);
-    }
-
-    /**
-     * @depends testNoAdminAccess
-     */
-    public function testAdminAccess()
-    {
-        $plugin = new Plugin();
-        $plugin->adminPrincipals = [
-            'principals/admin',
-        ];
-        $this->server->addPlugin($plugin);
-
-        $request = HTTP\Sapi::createFromServerArray([
-            'REQUEST_METHOD' => 'OPTIONS',
-            'HTTP_DEPTH' => 1,
-            'REQUEST_URI' => '/adminonly',
-        ]);
-
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-
-        $this->server->exec();
-
-        $this->assertEquals(200, $response->status);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginPropertiesTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginPropertiesTest.php
deleted file mode 100644
index 16d3e781e..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginPropertiesTest.php
+++ /dev/null
@@ -1,399 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class PluginPropertiesTest extends \PHPUnit\Framework\TestCase
-{
-    public function testPrincipalCollectionSet()
-    {
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $plugin->setDefaultACL([
-            [
-                'principal' => '{DAV:}all',
-                'privilege' => '{DAV:}all',
-            ],
-        ]);
-        //Anyone can do anything
-        $plugin->principalCollectionSet = [
-            'principals1',
-            'principals2',
-        ];
-
-        $requestedProperties = [
-            '{DAV:}principal-collection-set',
-        ];
-
-        $server = new DAV\Server(new DAV\SimpleCollection('root'));
-        $server->addPlugin($plugin);
-
-        $result = $server->getPropertiesForPath('', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertEquals(1, count($result[200]));
-        $this->assertArrayHasKey('{DAV:}principal-collection-set', $result[200]);
-        $this->assertInstanceOf('Sabre\\DAV\\Xml\\Property\\Href', $result[200]['{DAV:}principal-collection-set']);
-
-        $expected = [
-            'principals1/',
-            'principals2/',
-        ];
-
-        $this->assertEquals($expected, $result[200]['{DAV:}principal-collection-set']->getHrefs());
-    }
-
-    public function testCurrentUserPrincipal()
-    {
-        $fakeServer = new DAV\Server();
-        $plugin = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock());
-        $fakeServer->addPlugin($plugin);
-        $plugin = new Plugin();
-        $plugin->setDefaultACL([
-            [
-                'principal' => '{DAV:}all',
-                'privilege' => '{DAV:}all',
-            ],
-        ]);
-        $fakeServer->addPlugin($plugin);
-
-        $requestedProperties = [
-            '{DAV:}current-user-principal',
-        ];
-
-        $result = $fakeServer->getPropertiesForPath('', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertEquals(1, count($result[200]));
-        $this->assertArrayHasKey('{DAV:}current-user-principal', $result[200]);
-        $this->assertInstanceOf('Sabre\DAVACL\Xml\Property\Principal', $result[200]['{DAV:}current-user-principal']);
-        $this->assertEquals(Xml\Property\Principal::UNAUTHENTICATED, $result[200]['{DAV:}current-user-principal']->getType());
-
-        // This will force the login
-        $fakeServer->emit('beforeMethod:PROPFIND', [$fakeServer->httpRequest, $fakeServer->httpResponse]);
-
-        $result = $fakeServer->getPropertiesForPath('', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertEquals(1, count($result[200]));
-        $this->assertArrayHasKey('{DAV:}current-user-principal', $result[200]);
-        $this->assertInstanceOf('Sabre\DAVACL\Xml\Property\Principal', $result[200]['{DAV:}current-user-principal']);
-        $this->assertEquals(Xml\Property\Principal::HREF, $result[200]['{DAV:}current-user-principal']->getType());
-        $this->assertEquals('principals/admin/', $result[200]['{DAV:}current-user-principal']->getHref());
-    }
-
-    public function testSupportedPrivilegeSet()
-    {
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $plugin->setDefaultACL([
-            [
-                'principal' => '{DAV:}all',
-                'privilege' => '{DAV:}all',
-            ],
-        ]);
-        $server = new DAV\Server();
-        $server->addPlugin($plugin);
-
-        $requestedProperties = [
-            '{DAV:}supported-privilege-set',
-        ];
-
-        $result = $server->getPropertiesForPath('', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertEquals(1, count($result[200]));
-        $this->assertArrayHasKey('{DAV:}supported-privilege-set', $result[200]);
-        $this->assertInstanceOf('Sabre\\DAVACL\\Xml\\Property\\SupportedPrivilegeSet', $result[200]['{DAV:}supported-privilege-set']);
-
-        $server = new DAV\Server();
-
-        $prop = $result[200]['{DAV:}supported-privilege-set'];
-        $result = $server->xml->write('{DAV:}root', $prop);
-
-        $xpaths = [
-            '/d:root' => 1,
-            '/d:root/d:supported-privilege' => 1,
-            '/d:root/d:supported-privilege/d:privilege' => 1,
-            '/d:root/d:supported-privilege/d:privilege/d:all' => 1,
-            '/d:root/d:supported-privilege/d:abstract' => 0,
-            '/d:root/d:supported-privilege/d:supported-privilege' => 2,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:privilege' => 2,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:privilege/d:read' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:privilege/d:write' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege' => 7,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege' => 7,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:read-acl' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:read-current-user-privilege-set' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:write-content' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:write-properties' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:bind' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:unbind' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege/d:unlock' => 1,
-            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:abstract' => 0,
-        ];
-
-        // reloading because php dom sucks
-        $dom2 = new \DOMDocument('1.0', 'utf-8');
-        $dom2->loadXML($result);
-
-        $dxpath = new \DOMXPath($dom2);
-        $dxpath->registerNamespace('d', 'DAV:');
-        foreach ($xpaths as $xpath => $count) {
-            $this->assertEquals($count, $dxpath->query($xpath)->length, 'Looking for : '.$xpath.', we could only find '.$dxpath->query($xpath)->length.' elements, while we expected '.$count.' Full XML: '.$result);
-        }
-    }
-
-    public function testACL()
-    {
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $plugin->setDefaultACL([
-            [
-                'principal' => '{DAV:}all',
-                'privilege' => '{DAV:}all',
-            ],
-        ]);
-
-        $nodes = [
-            new MockACLNode('foo', [
-                [
-                    'principal' => 'principals/admin',
-                    'privilege' => '{DAV:}read',
-                ],
-            ]),
-            new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('admin', 'principals/admin'),
-            ]),
-        ];
-
-        $server = new DAV\Server($nodes);
-        $server->addPlugin($plugin);
-        $authPlugin = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock());
-        $server->addPlugin($authPlugin);
-
-        // Force login
-        $authPlugin->beforeMethod(new HTTP\Request('GET', '/'), new HTTP\Response());
-
-        $requestedProperties = [
-            '{DAV:}acl',
-        ];
-
-        $result = $server->getPropertiesForPath('foo', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertEquals(1, count($result[200]), 'The {DAV:}acl property did not return from the list. Full list: '.print_r($result, true));
-        $this->assertArrayHasKey('{DAV:}acl', $result[200]);
-        $this->assertInstanceOf('Sabre\\DAVACL\\Xml\Property\\Acl', $result[200]['{DAV:}acl']);
-    }
-
-    public function testACLRestrictions()
-    {
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-
-        $nodes = [
-            new MockACLNode('foo', [
-                [
-                    'principal' => 'principals/admin',
-                    'privilege' => '{DAV:}read',
-                ],
-            ]),
-            new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('admin', 'principals/admin'),
-            ]),
-        ];
-
-        $server = new DAV\Server($nodes);
-        $server->addPlugin($plugin);
-        $authPlugin = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock());
-        $server->addPlugin($authPlugin);
-
-        // Force login
-        $authPlugin->beforeMethod(new HTTP\Request('GET', '/'), new HTTP\Response());
-
-        $requestedProperties = [
-            '{DAV:}acl-restrictions',
-        ];
-
-        $result = $server->getPropertiesForPath('foo', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertEquals(1, count($result[200]), 'The {DAV:}acl-restrictions property did not return from the list. Full list: '.print_r($result, true));
-        $this->assertArrayHasKey('{DAV:}acl-restrictions', $result[200]);
-        $this->assertInstanceOf('Sabre\\DAVACL\\Xml\\Property\\AclRestrictions', $result[200]['{DAV:}acl-restrictions']);
-    }
-
-    public function testAlternateUriSet()
-    {
-        $tree = [
-            new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('user', 'principals/user'),
-            ]),
-        ];
-
-        $fakeServer = new DAV\Server($tree);
-        //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend())
-        //$fakeServer->addPlugin($plugin);
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $plugin->setDefaultACL([
-            [
-                'principal' => '{DAV:}all',
-                'privilege' => '{DAV:}all',
-            ],
-        ]);
-        $fakeServer->addPlugin($plugin);
-
-        $requestedProperties = [
-            '{DAV:}alternate-URI-set',
-        ];
-        $result = $fakeServer->getPropertiesForPath('principals/user', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertTrue(isset($result[200]));
-        $this->assertTrue(isset($result[200]['{DAV:}alternate-URI-set']));
-        $this->assertInstanceOf('Sabre\\DAV\\Xml\\Property\\Href', $result[200]['{DAV:}alternate-URI-set']);
-
-        $this->assertEquals([], $result[200]['{DAV:}alternate-URI-set']->getHrefs());
-    }
-
-    public function testPrincipalURL()
-    {
-        $tree = [
-            new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('user', 'principals/user'),
-            ]),
-        ];
-
-        $fakeServer = new DAV\Server($tree);
-        //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend());
-        //$fakeServer->addPlugin($plugin);
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $plugin->setDefaultACL([
-            [
-                'principal' => '{DAV:}all',
-                'privilege' => '{DAV:}all',
-            ],
-        ]);
-        $fakeServer->addPlugin($plugin);
-
-        $requestedProperties = [
-            '{DAV:}principal-URL',
-        ];
-
-        $result = $fakeServer->getPropertiesForPath('principals/user', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertTrue(isset($result[200]));
-        $this->assertTrue(isset($result[200]['{DAV:}principal-URL']));
-        $this->assertInstanceOf('Sabre\\DAV\\Xml\\Property\\Href', $result[200]['{DAV:}principal-URL']);
-
-        $this->assertEquals('principals/user/', $result[200]['{DAV:}principal-URL']->getHref());
-    }
-
-    public function testGroupMemberSet()
-    {
-        $tree = [
-            new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('user', 'principals/user'),
-            ]),
-        ];
-
-        $fakeServer = new DAV\Server($tree);
-        //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend());
-        //$fakeServer->addPlugin($plugin);
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $plugin->setDefaultACL([
-            [
-                'principal' => '{DAV:}all',
-                'privilege' => '{DAV:}all',
-            ],
-        ]);
-        $fakeServer->addPlugin($plugin);
-
-        $requestedProperties = [
-            '{DAV:}group-member-set',
-        ];
-
-        $result = $fakeServer->getPropertiesForPath('principals/user', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertTrue(isset($result[200]));
-        $this->assertTrue(isset($result[200]['{DAV:}group-member-set']));
-        $this->assertInstanceOf('Sabre\\DAV\\Xml\\Property\\Href', $result[200]['{DAV:}group-member-set']);
-
-        $this->assertEquals([], $result[200]['{DAV:}group-member-set']->getHrefs());
-    }
-
-    public function testGroupMemberShip()
-    {
-        $tree = [
-            new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('user', 'principals/user'),
-            ]),
-        ];
-
-        $fakeServer = new DAV\Server($tree);
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $fakeServer->addPlugin($plugin);
-        $plugin->setDefaultACL([
-            [
-                'principal' => '{DAV:}all',
-                'privilege' => '{DAV:}all',
-            ],
-        ]);
-
-        $requestedProperties = [
-            '{DAV:}group-membership',
-        ];
-
-        $result = $fakeServer->getPropertiesForPath('principals/user', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertTrue(isset($result[200]));
-        $this->assertTrue(isset($result[200]['{DAV:}group-membership']));
-        $this->assertInstanceOf('Sabre\\DAV\\Xml\\Property\\Href', $result[200]['{DAV:}group-membership']);
-
-        $this->assertEquals([], $result[200]['{DAV:}group-membership']->getHrefs());
-    }
-
-    public function testGetDisplayName()
-    {
-        $tree = [
-            new DAV\SimpleCollection('principals', [
-                $principal = new MockPrincipal('user', 'principals/user'),
-            ]),
-        ];
-
-        $fakeServer = new DAV\Server($tree);
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $fakeServer->addPlugin($plugin);
-        $plugin->setDefaultACL([
-            [
-                'principal' => '{DAV:}all',
-                'privilege' => '{DAV:}all',
-            ],
-        ]);
-
-        $requestedProperties = [
-            '{DAV:}displayname',
-        ];
-
-        $result = $fakeServer->getPropertiesForPath('principals/user', $requestedProperties);
-        $result = $result[0];
-
-        $this->assertTrue(isset($result[200]));
-        $this->assertTrue(isset($result[200]['{DAV:}displayname']));
-
-        $this->assertEquals('user', $result[200]['{DAV:}displayname']);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginUpdatePropertiesTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginUpdatePropertiesTest.php
deleted file mode 100644
index e6796e014..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginUpdatePropertiesTest.php
+++ /dev/null
@@ -1,111 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-
-class PluginUpdatePropertiesTest extends \PHPUnit\Framework\TestCase
-{
-    public function testUpdatePropertiesPassthrough()
-    {
-        $tree = [
-            new DAV\SimpleCollection('foo'),
-        ];
-        $server = new DAV\Server($tree);
-        $server->addPlugin(new DAV\Auth\Plugin());
-        $server->addPlugin(new Plugin());
-
-        $result = $server->updateProperties('foo', [
-            '{DAV:}foo' => 'bar',
-        ]);
-
-        $expected = [
-            '{DAV:}foo' => 403,
-        ];
-
-        $this->assertEquals($expected, $result);
-    }
-
-    public function testRemoveGroupMembers()
-    {
-        $tree = [
-            new MockPrincipal('foo', 'foo'),
-        ];
-        $server = new DAV\Server($tree);
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $server->addPlugin($plugin);
-
-        $result = $server->updateProperties('foo', [
-            '{DAV:}group-member-set' => null,
-        ]);
-
-        $expected = [
-            '{DAV:}group-member-set' => 204,
-        ];
-
-        $this->assertEquals($expected, $result);
-        $this->assertEquals([], $tree[0]->getGroupMemberSet());
-    }
-
-    public function testSetGroupMembers()
-    {
-        $tree = [
-            new MockPrincipal('foo', 'foo'),
-        ];
-        $server = new DAV\Server($tree);
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $server->addPlugin($plugin);
-
-        $result = $server->updateProperties('foo', [
-            '{DAV:}group-member-set' => new DAV\Xml\Property\Href(['/bar', '/baz'], true),
-        ]);
-
-        $expected = [
-            '{DAV:}group-member-set' => 200,
-        ];
-
-        $this->assertEquals($expected, $result);
-        $this->assertEquals(['bar', 'baz'], $tree[0]->getGroupMemberSet());
-    }
-
-    public function testSetBadValue()
-    {
-        $this->expectException('Sabre\DAV\Exception');
-        $tree = [
-            new MockPrincipal('foo', 'foo'),
-        ];
-        $server = new DAV\Server($tree);
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $server->addPlugin($plugin);
-
-        $result = $server->updateProperties('foo', [
-            '{DAV:}group-member-set' => new \StdClass(),
-        ]);
-    }
-
-    public function testSetBadNode()
-    {
-        $tree = [
-            new DAV\SimpleCollection('foo'),
-        ];
-        $server = new DAV\Server($tree);
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $server->addPlugin($plugin);
-
-        $result = $server->updateProperties('foo', [
-            '{DAV:}group-member-set' => new DAV\Xml\Property\Href(['/bar', '/baz'], false),
-        ]);
-
-        $expected = [
-            '{DAV:}group-member-set' => 403,
-        ];
-
-        $this->assertEquals($expected, $result);
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/AbstractPDOTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/AbstractPDOTest.php
deleted file mode 100644
index b18ab9488..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/AbstractPDOTest.php
+++ /dev/null
@@ -1,219 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL\PrincipalBackend;
-
-use Sabre\DAV;
-
-abstract class AbstractPDOTest extends \PHPUnit\Framework\TestCase
-{
-    use DAV\DbTestHelperTrait;
-
-    public function setup(): void
-    {
-        $this->dropTables(['principals', 'groupmembers']);
-        $this->createSchema('principals');
-
-        $pdo = $this->getPDO();
-
-        $pdo->query("INSERT INTO principals (uri,email,displayname) VALUES ('principals/user','user@example.org','User')");
-        $pdo->query("INSERT INTO principals (uri,email,displayname) VALUES ('principals/group','group@example.org','Group')");
-
-        $pdo->query('INSERT INTO groupmembers (principal_id,member_id) VALUES (5,4)');
-    }
-
-    public function testConstruct()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-        $this->assertTrue($backend instanceof PDO);
-    }
-
-    /**
-     * @depends testConstruct
-     */
-    public function testGetPrincipalsByPrefix()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-
-        $expected = [
-            [
-                'uri' => 'principals/admin',
-                '{http://sabredav.org/ns}email-address' => 'admin@example.org',
-                '{DAV:}displayname' => 'Administrator',
-            ],
-            [
-                'uri' => 'principals/user',
-                '{http://sabredav.org/ns}email-address' => 'user@example.org',
-                '{DAV:}displayname' => 'User',
-            ],
-            [
-                'uri' => 'principals/group',
-                '{http://sabredav.org/ns}email-address' => 'group@example.org',
-                '{DAV:}displayname' => 'Group',
-            ],
-        ];
-
-        $this->assertEquals($expected, $backend->getPrincipalsByPrefix('principals'));
-        $this->assertEquals([], $backend->getPrincipalsByPrefix('foo'));
-    }
-
-    /**
-     * @depends testConstruct
-     */
-    public function testGetPrincipalByPath()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-
-        $expected = [
-            'id' => 4,
-            'uri' => 'principals/user',
-            '{http://sabredav.org/ns}email-address' => 'user@example.org',
-            '{DAV:}displayname' => 'User',
-        ];
-
-        $this->assertEquals($expected, $backend->getPrincipalByPath('principals/user'));
-        $this->assertEquals(null, $backend->getPrincipalByPath('foo'));
-    }
-
-    public function testGetGroupMemberSet()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-        $expected = ['principals/user'];
-
-        $this->assertEquals($expected, $backend->getGroupMemberSet('principals/group'));
-    }
-
-    public function testGetGroupMembership()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-        $expected = ['principals/group'];
-
-        $this->assertEquals($expected, $backend->getGroupMembership('principals/user'));
-    }
-
-    public function testSetGroupMemberSet()
-    {
-        $pdo = $this->getPDO();
-
-        // Start situation
-        $backend = new PDO($pdo);
-        $this->assertEquals(['principals/user'], $backend->getGroupMemberSet('principals/group'));
-
-        // Removing all principals
-        $backend->setGroupMemberSet('principals/group', []);
-        $this->assertEquals([], $backend->getGroupMemberSet('principals/group'));
-
-        // Adding principals again
-        $backend->setGroupMemberSet('principals/group', ['principals/user']);
-        $this->assertEquals(['principals/user'], $backend->getGroupMemberSet('principals/group'));
-    }
-
-    public function testSearchPrincipals()
-    {
-        $pdo = $this->getPDO();
-
-        $backend = new PDO($pdo);
-
-        $result = $backend->searchPrincipals('principals', ['{DAV:}blabla' => 'foo']);
-        $this->assertEquals([], $result);
-
-        $result = $backend->searchPrincipals('principals', ['{DAV:}displayname' => 'ou']);
-        $this->assertEquals(['principals/group'], $result);
-
-        $result = $backend->searchPrincipals('principals', ['{DAV:}displayname' => 'UsEr', '{http://sabredav.org/ns}email-address' => 'USER@EXAMPLE']);
-        $this->assertEquals(['principals/user'], $result);
-
-        $result = $backend->searchPrincipals('mom', ['{DAV:}displayname' => 'UsEr', '{http://sabredav.org/ns}email-address' => 'USER@EXAMPLE']);
-        $this->assertEquals([], $result);
-    }
-
-    public function testUpdatePrincipal()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-
-        $propPatch = new DAV\PropPatch([
-            '{DAV:}displayname' => 'pietje',
-        ]);
-
-        $backend->updatePrincipal('principals/user', $propPatch);
-        $result = $propPatch->commit();
-
-        $this->assertTrue($result);
-
-        $this->assertEquals([
-            'id' => 4,
-            'uri' => 'principals/user',
-            '{DAV:}displayname' => 'pietje',
-            '{http://sabredav.org/ns}email-address' => 'user@example.org',
-        ], $backend->getPrincipalByPath('principals/user'));
-    }
-
-    public function testUpdatePrincipalUnknownField()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-
-        $propPatch = new DAV\PropPatch([
-            '{DAV:}displayname' => 'pietje',
-            '{DAV:}unknown' => 'foo',
-        ]);
-
-        $backend->updatePrincipal('principals/user', $propPatch);
-        $result = $propPatch->commit();
-
-        $this->assertFalse($result);
-
-        $this->assertEquals([
-            '{DAV:}displayname' => 424,
-            '{DAV:}unknown' => 403,
-        ], $propPatch->getResult());
-
-        $this->assertEquals([
-            'id' => '4',
-            'uri' => 'principals/user',
-            '{DAV:}displayname' => 'User',
-            '{http://sabredav.org/ns}email-address' => 'user@example.org',
-        ], $backend->getPrincipalByPath('principals/user'));
-    }
-
-    public function testFindByUriUnknownScheme()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-        $this->assertNull($backend->findByUri('http://foo', 'principals'));
-    }
-
-    public function testFindByUriWithMailtoAddress()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-        $this->assertEquals(
-            'principals/user',
-            $backend->findByUri('mailto:user@example.org', 'principals')
-        );
-    }
-
-    public function testFindByUriWithUri()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-        $this->assertEquals(
-            'principals/user',
-            $backend->findByUri('principals/user', 'principals')
-        );
-    }
-
-    public function testFindByUriWithUnknownUri()
-    {
-        $pdo = $this->getPDO();
-        $backend = new PDO($pdo);
-        $this->assertNull($backend->findByUri('principals/other', 'principals'));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/Mock.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/Mock.php
deleted file mode 100644
index 5f0434579..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/Mock.php
+++ /dev/null
@@ -1,158 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL\PrincipalBackend;
-
-class Mock extends AbstractBackend
-{
-    public $groupMembers = [];
-    public $principals;
-
-    public function __construct(array $principals = null)
-    {
-        $this->principals = $principals;
-
-        if (is_null($principals)) {
-            $this->principals = [
-                [
-                    'uri' => 'principals/user1',
-                    '{DAV:}displayname' => 'User 1',
-                    '{http://sabredav.org/ns}email-address' => 'user1.sabredav@sabredav.org',
-                    '{http://sabredav.org/ns}vcard-url' => 'addressbooks/user1/book1/vcard1.vcf',
-                ],
-                [
-                    'uri' => 'principals/admin',
-                    '{DAV:}displayname' => 'Admin',
-                ],
-                [
-                    'uri' => 'principals/user2',
-                    '{DAV:}displayname' => 'User 2',
-                    '{http://sabredav.org/ns}email-address' => 'user2.sabredav@sabredav.org',
-                ],
-            ];
-        }
-    }
-
-    public function getPrincipalsByPrefix($prefix)
-    {
-        $prefix = trim($prefix, '/');
-        if ($prefix) {
-            $prefix .= '/';
-        }
-        $return = [];
-
-        foreach ($this->principals as $principal) {
-            if ($prefix && 0 !== strpos($principal['uri'], $prefix)) {
-                continue;
-            }
-
-            $return[] = $principal;
-        }
-
-        return $return;
-    }
-
-    public function addPrincipal(array $principal)
-    {
-        $this->principals[] = $principal;
-    }
-
-    public function getPrincipalByPath($path)
-    {
-        foreach ($this->getPrincipalsByPrefix('principals') as $principal) {
-            if ($principal['uri'] === $path) {
-                return $principal;
-            }
-        }
-    }
-
-    public function searchPrincipals($prefixPath, array $searchProperties, $test = 'allof')
-    {
-        $matches = [];
-        foreach ($this->getPrincipalsByPrefix($prefixPath) as $principal) {
-            foreach ($searchProperties as $key => $value) {
-                if (!isset($principal[$key])) {
-                    continue 2;
-                }
-                if (false === mb_stripos($principal[$key], $value, 0, 'UTF-8')) {
-                    continue 2;
-                }
-
-                // We have a match for this searchProperty!
-                if ('allof' === $test) {
-                    continue;
-                } else {
-                    break;
-                }
-            }
-            $matches[] = $principal['uri'];
-        }
-
-        return $matches;
-    }
-
-    public function getGroupMemberSet($path)
-    {
-        return isset($this->groupMembers[$path]) ? $this->groupMembers[$path] : [];
-    }
-
-    public function getGroupMembership($path)
-    {
-        $membership = [];
-        foreach ($this->groupMembers as $group => $members) {
-            if (in_array($path, $members)) {
-                $membership[] = $group;
-            }
-        }
-
-        return $membership;
-    }
-
-    public function setGroupMemberSet($path, array $members)
-    {
-        $this->groupMembers[$path] = $members;
-    }
-
-    /**
-     * Updates one ore more webdav properties on a principal.
-     *
-     * The list of mutations is stored in a Sabre\DAV\PropPatch object.
-     * To do the actual updates, you must tell this object which properties
-     * you're going to process with the handle() method.
-     *
-     * Calling the handle method is like telling the PropPatch object "I
-     * promise I can handle updating this property".
-     *
-     * Read the PropPatch documentation for more info and examples.
-     *
-     * @param string $path
-     */
-    public function updatePrincipal($path, \Sabre\DAV\PropPatch $propPatch)
-    {
-        $value = null;
-        foreach ($this->principals as $principalIndex => $value) {
-            if ($value['uri'] === $path) {
-                $principal = $value;
-                break;
-            }
-        }
-        if (!$principal) {
-            return;
-        }
-
-        $propPatch->handleRemaining(function ($mutations) use ($principal, $principalIndex) {
-            foreach ($mutations as $prop => $value) {
-                if (is_null($value) && isset($principal[$prop])) {
-                    unset($principal[$prop]);
-                } else {
-                    $principal[$prop] = $value;
-                }
-            }
-
-            $this->principals[$principalIndex] = $principal;
-
-            return true;
-        });
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOMySQLTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOMySQLTest.php
deleted file mode 100644
index 54795cf4d..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOMySQLTest.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL\PrincipalBackend;
-
-class PDOMySQLTest extends AbstractPDOTest
-{
-    public $driver = 'mysql';
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOSqliteTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOSqliteTest.php
deleted file mode 100644
index 549e0bd60..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOSqliteTest.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL\PrincipalBackend;
-
-class PDOSqliteTest extends AbstractPDOTest
-{
-    public $driver = 'sqlite';
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalCollectionTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalCollectionTest.php
deleted file mode 100644
index 2777281a8..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalCollectionTest.php
+++ /dev/null
@@ -1,55 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-class PrincipalCollectionTest extends \PHPUnit\Framework\TestCase
-{
-    public function testBasic()
-    {
-        $backend = new PrincipalBackend\Mock();
-        $pc = new PrincipalCollection($backend);
-        $this->assertTrue($pc instanceof PrincipalCollection);
-
-        $this->assertEquals('principals', $pc->getName());
-    }
-
-    /**
-     * @depends testBasic
-     */
-    public function testGetChildren()
-    {
-        $backend = new PrincipalBackend\Mock();
-        $pc = new PrincipalCollection($backend);
-
-        $children = $pc->getChildren();
-        $this->assertTrue(is_array($children));
-
-        foreach ($children as $child) {
-            $this->assertTrue($child instanceof IPrincipal);
-        }
-    }
-
-    /**
-     * @depends testBasic
-     */
-    public function testGetChildrenDisable()
-    {
-        $this->expectException('Sabre\DAV\Exception\MethodNotAllowed');
-        $backend = new PrincipalBackend\Mock();
-        $pc = new PrincipalCollection($backend);
-        $pc->disableListing = true;
-
-        $children = $pc->getChildren();
-    }
-
-    public function testFindByUri()
-    {
-        $backend = new PrincipalBackend\Mock();
-        $pc = new PrincipalCollection($backend);
-        $this->assertEquals('principals/user1', $pc->findByUri('mailto:user1.sabredav@sabredav.org'));
-        $this->assertNull($pc->findByUri('mailto:fake.user.sabredav@sabredav.org'));
-        $this->assertNull($pc->findByUri(''));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalPropertySearchTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalPropertySearchTest.php
deleted file mode 100644
index 6883f25b4..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalPropertySearchTest.php
+++ /dev/null
@@ -1,389 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class PrincipalPropertySearchTest extends \PHPUnit\Framework\TestCase
-{
-    public function getServer()
-    {
-        $backend = new PrincipalBackend\Mock();
-
-        $dir = new DAV\SimpleCollection('root');
-        $principals = new PrincipalCollection($backend);
-        $dir->addChild($principals);
-
-        $fakeServer = new DAV\Server($dir);
-        $fakeServer->sapi = new HTTP\SapiMock();
-        $fakeServer->httpResponse = new HTTP\ResponseMock();
-        $fakeServer->debugExceptions = true;
-        $plugin = new MockPlugin();
-        $plugin->allowAccessToNodesWithoutACL = true;
-        $plugin->allowUnauthenticatedAccess = false;
-
-        $this->assertTrue($plugin instanceof Plugin);
-        $fakeServer->addPlugin($plugin);
-        $this->assertEquals($plugin, $fakeServer->getPlugin('acl'));
-
-        return $fakeServer;
-    }
-
-    public function testDepth1()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:principal-property-search xmlns:d="DAV:">
-  <d:property-search>
-     <d:prop>
-       <d:displayname />
-     </d:prop>
-     <d:match>user</d:match>
-  </d:property-search>
-  <d:prop>
-    <d:displayname />
-    <d:getcontentlength />
-  </d:prop>
-</d:principal-property-search>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '1',
-            'REQUEST_URI' => '/principals',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $this->assertEquals(400, $server->httpResponse->getStatus(), $server->httpResponse->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $server->httpResponse->getHeaders());
-    }
-
-    public function testUnknownSearchField()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:principal-property-search xmlns:d="DAV:">
-  <d:property-search>
-     <d:prop>
-       <d:yourmom />
-     </d:prop>
-     <d:match>user</d:match>
-  </d:property-search>
-  <d:prop>
-    <d:displayname />
-    <d:getcontentlength />
-  </d:prop>
-</d:principal-property-search>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/principals',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $this->assertEquals(207, $server->httpResponse->getStatus(), 'Full body: '.$server->httpResponse->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Vary' => ['Brief,Prefer'],
-        ], $server->httpResponse->getHeaders());
-    }
-
-    public function testCorrect()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:principal-property-search xmlns:d="DAV:">
-  <d:apply-to-principal-collection-set />
-  <d:property-search>
-     <d:prop>
-       <d:displayname />
-     </d:prop>
-     <d:match>user</d:match>
-  </d:property-search>
-  <d:prop>
-    <d:displayname />
-    <d:getcontentlength />
-  </d:prop>
-</d:principal-property-search>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $bodyAsString = $server->httpResponse->getBodyAsString();
-        $this->assertEquals(207, $server->httpResponse->status, $bodyAsString);
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Vary' => ['Brief,Prefer'],
-        ], $server->httpResponse->getHeaders());
-
-        $check = [
-            '/d:multistatus',
-            '/d:multistatus/d:response' => 2,
-            '/d:multistatus/d:response/d:href' => 2,
-            '/d:multistatus/d:response/d:propstat' => 4,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 4,
-            '/d:multistatus/d:response/d:propstat/d:prop/d:displayname' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/d:getcontentlength' => 2,
-            '/d:multistatus/d:response/d:propstat/d:status' => 4,
-        ];
-
-        $xml = simplexml_load_string($bodyAsString);
-        $xml->registerXPathNamespace('d', 'DAV:');
-        foreach ($check as $v1 => $v2) {
-            $xpath = is_int($v1) ? $v2 : $v1;
-
-            $result = $xml->xpath($xpath);
-
-            $count = 1;
-            if (!is_int($v1)) {
-                $count = $v2;
-            }
-
-            $this->assertEquals($count, count($result), 'we expected '.$count.' appearances of '.$xpath.' . We found '.count($result).'. Full response body: '.$server->httpResponse->getBodyAsString());
-        }
-    }
-
-    public function testAND()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:principal-property-search xmlns:d="DAV:">
-  <d:apply-to-principal-collection-set />
-  <d:property-search>
-     <d:prop>
-       <d:displayname />
-     </d:prop>
-     <d:match>user</d:match>
-  </d:property-search>
-  <d:property-search>
-     <d:prop>
-       <d:foo />
-     </d:prop>
-     <d:match>bar</d:match>
-  </d:property-search>
-  <d:prop>
-    <d:displayname />
-    <d:getcontentlength />
-  </d:prop>
-</d:principal-property-search>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $bodyAsString = $server->httpResponse->getBodyAsString();
-        $this->assertEquals(207, $server->httpResponse->status, $bodyAsString);
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Vary' => ['Brief,Prefer'],
-        ], $server->httpResponse->getHeaders());
-
-        $check = [
-            '/d:multistatus',
-            '/d:multistatus/d:response' => 0,
-            '/d:multistatus/d:response/d:href' => 0,
-            '/d:multistatus/d:response/d:propstat' => 0,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 0,
-            '/d:multistatus/d:response/d:propstat/d:prop/d:displayname' => 0,
-            '/d:multistatus/d:response/d:propstat/d:prop/d:getcontentlength' => 0,
-            '/d:multistatus/d:response/d:propstat/d:status' => 0,
-        ];
-
-        $xml = simplexml_load_string($bodyAsString);
-        $xml->registerXPathNamespace('d', 'DAV:');
-        foreach ($check as $v1 => $v2) {
-            $xpath = is_int($v1) ? $v2 : $v1;
-
-            $result = $xml->xpath($xpath);
-
-            $count = 1;
-            if (!is_int($v1)) {
-                $count = $v2;
-            }
-
-            $this->assertEquals($count, count($result), 'we expected '.$count.' appearances of '.$xpath.' . We found '.count($result).'. Full response body: '.$server->httpResponse->getBodyAsString());
-        }
-    }
-
-    public function testOR()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:principal-property-search xmlns:d="DAV:" test="anyof">
-  <d:apply-to-principal-collection-set />
-  <d:property-search>
-     <d:prop>
-       <d:displayname />
-     </d:prop>
-     <d:match>user</d:match>
-  </d:property-search>
-  <d:property-search>
-     <d:prop>
-       <d:foo />
-     </d:prop>
-     <d:match>bar</d:match>
-  </d:property-search>
-  <d:prop>
-    <d:displayname />
-    <d:getcontentlength />
-  </d:prop>
-</d:principal-property-search>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $bodyAsString = $server->httpResponse->getBodyAsString();
-        $this->assertEquals(207, $server->httpResponse->status, $bodyAsString);
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Vary' => ['Brief,Prefer'],
-        ], $server->httpResponse->getHeaders());
-
-        $check = [
-            '/d:multistatus',
-            '/d:multistatus/d:response' => 2,
-            '/d:multistatus/d:response/d:href' => 2,
-            '/d:multistatus/d:response/d:propstat' => 4,
-            '/d:multistatus/d:response/d:propstat/d:prop' => 4,
-            '/d:multistatus/d:response/d:propstat/d:prop/d:displayname' => 2,
-            '/d:multistatus/d:response/d:propstat/d:prop/d:getcontentlength' => 2,
-            '/d:multistatus/d:response/d:propstat/d:status' => 4,
-        ];
-
-        $xml = simplexml_load_string($bodyAsString);
-        $xml->registerXPathNamespace('d', 'DAV:');
-        foreach ($check as $v1 => $v2) {
-            $xpath = is_int($v1) ? $v2 : $v1;
-
-            $result = $xml->xpath($xpath);
-
-            $count = 1;
-            if (!is_int($v1)) {
-                $count = $v2;
-            }
-
-            $this->assertEquals($count, count($result), 'we expected '.$count.' appearances of '.$xpath.' . We found '.count($result).'. Full response body: '.$server->httpResponse->getBodyAsString());
-        }
-    }
-
-    public function testWrongUri()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:principal-property-search xmlns:d="DAV:">
-  <d:property-search>
-     <d:prop>
-       <d:displayname />
-     </d:prop>
-     <d:match>user</d:match>
-  </d:property-search>
-  <d:prop>
-    <d:displayname />
-    <d:getcontentlength />
-  </d:prop>
-</d:principal-property-search>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $bodyAsString = $server->httpResponse->getBodyAsString();
-        $this->assertEquals(207, $server->httpResponse->status, $bodyAsString);
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-            'Vary' => ['Brief,Prefer'],
-        ], $server->httpResponse->getHeaders());
-
-        $check = [
-            '/d:multistatus',
-            '/d:multistatus/d:response' => 0,
-        ];
-
-        $xml = simplexml_load_string($bodyAsString);
-        $xml->registerXPathNamespace('d', 'DAV:');
-        foreach ($check as $v1 => $v2) {
-            $xpath = is_int($v1) ? $v2 : $v1;
-
-            $result = $xml->xpath($xpath);
-
-            $count = 1;
-            if (!is_int($v1)) {
-                $count = $v2;
-            }
-
-            $this->assertEquals($count, count($result), 'we expected '.$count.' appearances of '.$xpath.' . We found '.count($result).'. Full response body: '.$server->httpResponse->getBodyAsString());
-        }
-    }
-}
-
-class MockPlugin extends Plugin
-{
-    public function getCurrentUserPrivilegeSet($node)
-    {
-        return [
-            '{DAV:}read',
-            '{DAV:}write',
-        ];
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalSearchPropertySetTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalSearchPropertySetTest.php
deleted file mode 100644
index ec834fe1a..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalSearchPropertySetTest.php
+++ /dev/null
@@ -1,135 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class PrincipalSearchPropertySetTest extends \PHPUnit\Framework\TestCase
-{
-    public function getServer()
-    {
-        $backend = new PrincipalBackend\Mock();
-
-        $dir = new DAV\SimpleCollection('root');
-        $principals = new PrincipalCollection($backend);
-        $dir->addChild($principals);
-
-        $fakeServer = new DAV\Server($dir);
-        $fakeServer->sapi = new HTTP\SapiMock();
-        $fakeServer->httpResponse = new HTTP\ResponseMock();
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $this->assertTrue($plugin instanceof Plugin);
-        $fakeServer->addPlugin($plugin);
-        $this->assertEquals($plugin, $fakeServer->getPlugin('acl'));
-
-        return $fakeServer;
-    }
-
-    public function testDepth1()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:principal-search-property-set xmlns:d="DAV:" />';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '1',
-            'REQUEST_URI' => '/principals',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $this->assertEquals(400, $server->httpResponse->status);
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $server->httpResponse->getHeaders());
-    }
-
-    public function testDepthIncorrectXML()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:principal-search-property-set xmlns:d="DAV:"><d:ohell /></d:principal-search-property-set>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/principals',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $this->assertEquals(400, $server->httpResponse->status, $server->httpResponse->getBodyAsString());
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $server->httpResponse->getHeaders());
-    }
-
-    public function testCorrect()
-    {
-        $xml = '<?xml version="1.0"?>
-<d:principal-search-property-set xmlns:d="DAV:"/>';
-
-        $serverVars = [
-            'REQUEST_METHOD' => 'REPORT',
-            'HTTP_DEPTH' => '0',
-            'REQUEST_URI' => '/principals',
-        ];
-
-        $request = HTTP\Sapi::createFromServerArray($serverVars);
-        $request->setBody($xml);
-
-        $server = $this->getServer();
-        $server->httpRequest = $request;
-
-        $server->exec();
-
-        $bodyAsString = $server->httpResponse->getBodyAsString();
-        $this->assertEquals(200, $server->httpResponse->status, $bodyAsString);
-        $this->assertEquals([
-            'X-Sabre-Version' => [DAV\Version::VERSION],
-            'Content-Type' => ['application/xml; charset=utf-8'],
-        ], $server->httpResponse->getHeaders());
-
-        $check = [
-            '/d:principal-search-property-set',
-            '/d:principal-search-property-set/d:principal-search-property' => 2,
-            '/d:principal-search-property-set/d:principal-search-property/d:prop' => 2,
-            '/d:principal-search-property-set/d:principal-search-property/d:prop/d:displayname' => 1,
-            '/d:principal-search-property-set/d:principal-search-property/d:prop/s:email-address' => 1,
-            '/d:principal-search-property-set/d:principal-search-property/d:description' => 2,
-        ];
-
-        $xml = simplexml_load_string($bodyAsString);
-        $xml->registerXPathNamespace('d', 'DAV:');
-        $xml->registerXPathNamespace('s', 'http://sabredav.org/ns');
-        foreach ($check as $v1 => $v2) {
-            $xpath = is_int($v1) ? $v2 : $v1;
-
-            $result = $xml->xpath($xpath);
-
-            $count = 1;
-            if (!is_int($v1)) {
-                $count = $v2;
-            }
-
-            $this->assertEquals($count, count($result), 'we expected '.$count.' appearances of '.$xpath.' . We found '.count($result).'. Full response body: '.$bodyAsString);
-        }
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalTest.php
deleted file mode 100644
index 7e1656a15..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalTest.php
+++ /dev/null
@@ -1,192 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-
-class PrincipalTest extends \PHPUnit\Framework\TestCase
-{
-    public function testConstruct()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $this->assertTrue($principal instanceof Principal);
-    }
-
-    public function testConstructNoUri()
-    {
-        $this->expectException('Sabre\DAV\Exception');
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, []);
-    }
-
-    public function testGetName()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $this->assertEquals('admin', $principal->getName());
-    }
-
-    public function testGetDisplayName()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $this->assertEquals('admin', $principal->getDisplayname());
-
-        $principal = new Principal($principalBackend, [
-            'uri' => 'principals/admin',
-            '{DAV:}displayname' => 'Mr. Admin',
-        ]);
-        $this->assertEquals('Mr. Admin', $principal->getDisplayname());
-    }
-
-    public function testGetProperties()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, [
-            'uri' => 'principals/admin',
-            '{DAV:}displayname' => 'Mr. Admin',
-            '{http://www.example.org/custom}custom' => 'Custom',
-            '{http://sabredav.org/ns}email-address' => 'admin@example.org',
-        ]);
-
-        $keys = [
-            '{DAV:}displayname',
-            '{http://www.example.org/custom}custom',
-            '{http://sabredav.org/ns}email-address',
-        ];
-        $props = $principal->getProperties($keys);
-
-        foreach ($keys as $key) {
-            $this->assertArrayHasKey($key, $props);
-        }
-
-        $this->assertEquals('Mr. Admin', $props['{DAV:}displayname']);
-
-        $this->assertEquals('admin@example.org', $props['{http://sabredav.org/ns}email-address']);
-    }
-
-    public function testUpdateProperties()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-
-        $propPatch = new DAV\PropPatch(['{DAV:}yourmom' => 'test']);
-
-        $result = $principal->propPatch($propPatch);
-        $result = $propPatch->commit();
-        $this->assertTrue($result);
-    }
-
-    public function testGetPrincipalUrl()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $this->assertEquals('principals/admin', $principal->getPrincipalUrl());
-    }
-
-    public function testGetAlternateUriSet()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, [
-            'uri' => 'principals/admin',
-            '{DAV:}displayname' => 'Mr. Admin',
-            '{http://www.example.org/custom}custom' => 'Custom',
-            '{http://sabredav.org/ns}email-address' => 'admin@example.org',
-            '{DAV:}alternate-URI-set' => [
-                'mailto:admin+1@example.org',
-                'mailto:admin+2@example.org',
-                'mailto:admin@example.org',
-            ],
-        ]);
-
-        $expected = [
-            'mailto:admin+1@example.org',
-            'mailto:admin+2@example.org',
-            'mailto:admin@example.org',
-        ];
-
-        $this->assertEquals($expected, $principal->getAlternateUriSet());
-    }
-
-    public function testGetAlternateUriSetEmpty()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, [
-            'uri' => 'principals/admin',
-        ]);
-
-        $expected = [];
-
-        $this->assertEquals($expected, $principal->getAlternateUriSet());
-    }
-
-    public function testGetGroupMemberSet()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $this->assertEquals([], $principal->getGroupMemberSet());
-    }
-
-    public function testGetGroupMembership()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $this->assertEquals([], $principal->getGroupMembership());
-    }
-
-    public function testSetGroupMemberSet()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $principal->setGroupMemberSet(['principals/foo']);
-
-        $this->assertEquals([
-            'principals/admin' => ['principals/foo'],
-        ], $principalBackend->groupMembers);
-    }
-
-    public function testGetOwner()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $this->assertEquals('principals/admin', $principal->getOwner());
-    }
-
-    public function testGetGroup()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $this->assertNull($principal->getGroup());
-    }
-
-    public function testGetACl()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $this->assertEquals([
-            [
-                'privilege' => '{DAV:}all',
-                'principal' => '{DAV:}owner',
-                'protected' => true,
-            ],
-        ], $principal->getACL());
-    }
-
-    public function testSetACl()
-    {
-        $this->expectException('Sabre\DAV\Exception\Forbidden');
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $principal->setACL([]);
-    }
-
-    public function testGetSupportedPrivilegeSet()
-    {
-        $principalBackend = new PrincipalBackend\Mock();
-        $principal = new Principal($principalBackend, ['uri' => 'principals/admin']);
-        $this->assertNull($principal->getSupportedPrivilegeSet());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/SimplePluginTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/SimplePluginTest.php
deleted file mode 100644
index effa15838..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVACL/SimplePluginTest.php
+++ /dev/null
@@ -1,302 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\DAVACL;
-
-use Sabre\DAV;
-use Sabre\HTTP;
-
-class SimplePluginTest extends \PHPUnit\Framework\TestCase
-{
-    public function testValues()
-    {
-        $aclPlugin = new Plugin();
-        $this->assertEquals('acl', $aclPlugin->getPluginName());
-        $this->assertEquals(
-            ['access-control', 'calendarserver-principal-property-search'],
-            $aclPlugin->getFeatures()
-        );
-
-        $this->assertEquals(
-            [
-                '{DAV:}expand-property',
-                '{DAV:}principal-match',
-                '{DAV:}principal-property-search',
-                '{DAV:}principal-search-property-set',
-            ],
-            $aclPlugin->getSupportedReportSet(''));
-
-        $this->assertEquals(['ACL'], $aclPlugin->getMethods(''));
-
-        $this->assertEquals(
-            'acl',
-            $aclPlugin->getPluginInfo()['name']
-        );
-    }
-
-    public function testGetFlatPrivilegeSet()
-    {
-        $expected = [
-            '{DAV:}all' => [
-                'privilege' => '{DAV:}all',
-                'abstract' => false,
-                'aggregates' => [
-                    '{DAV:}read',
-                    '{DAV:}write',
-                ],
-                'concrete' => '{DAV:}all',
-            ],
-            '{DAV:}read' => [
-                'privilege' => '{DAV:}read',
-                'abstract' => false,
-                'aggregates' => [
-                    '{DAV:}read-acl',
-                    '{DAV:}read-current-user-privilege-set',
-                ],
-                'concrete' => '{DAV:}read',
-            ],
-            '{DAV:}read-acl' => [
-                'privilege' => '{DAV:}read-acl',
-                'abstract' => false,
-                'aggregates' => [],
-                'concrete' => '{DAV:}read-acl',
-            ],
-            '{DAV:}read-current-user-privilege-set' => [
-                'privilege' => '{DAV:}read-current-user-privilege-set',
-                'abstract' => false,
-                'aggregates' => [],
-                'concrete' => '{DAV:}read-current-user-privilege-set',
-            ],
-            '{DAV:}write' => [
-                'privilege' => '{DAV:}write',
-                'abstract' => false,
-                'aggregates' => [
-                    '{DAV:}write-properties',
-                    '{DAV:}write-content',
-                    '{DAV:}unlock',
-                    '{DAV:}bind',
-                    '{DAV:}unbind',
-                ],
-                'concrete' => '{DAV:}write',
-            ],
-            '{DAV:}write-properties' => [
-                'privilege' => '{DAV:}write-properties',
-                'abstract' => false,
-                'aggregates' => [],
-                'concrete' => '{DAV:}write-properties',
-            ],
-            '{DAV:}write-content' => [
-                'privilege' => '{DAV:}write-content',
-                'abstract' => false,
-                'aggregates' => [],
-                'concrete' => '{DAV:}write-content',
-            ],
-            '{DAV:}unlock' => [
-                'privilege' => '{DAV:}unlock',
-                'abstract' => false,
-                'aggregates' => [],
-                'concrete' => '{DAV:}unlock',
-            ],
-            '{DAV:}bind' => [
-                'privilege' => '{DAV:}bind',
-                'abstract' => false,
-                'aggregates' => [],
-                'concrete' => '{DAV:}bind',
-            ],
-            '{DAV:}unbind' => [
-                'privilege' => '{DAV:}unbind',
-                'abstract' => false,
-                'aggregates' => [],
-                'concrete' => '{DAV:}unbind',
-            ],
-        ];
-
-        $plugin = new Plugin();
-        $plugin->allowUnauthenticatedAccess = false;
-        $server = new DAV\Server();
-        $server->addPlugin($plugin);
-        $this->assertEquals($expected, $plugin->getFlatPrivilegeSet(''));
-    }
-
-    public function testCurrentUserPrincipalsNotLoggedIn()
-    {
-        $acl = new Plugin();
-        $acl->allowUnauthenticatedAccess = false;
-        $server = new DAV\Server();
-        $server->addPlugin($acl);
-
-        $this->assertEquals([], $acl->getCurrentUserPrincipals());
-    }
-
-    public function testCurrentUserPrincipalsSimple()
-    {
-        $tree = [
-            new DAV\SimpleCollection('principals', [
-                new MockPrincipal('admin', 'principals/admin'),
-            ]),
-        ];
-
-        $acl = new Plugin();
-        $acl->allowUnauthenticatedAccess = false;
-        $server = new DAV\Server($tree);
-        $server->addPlugin($acl);
-
-        $auth = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock());
-        $server->addPlugin($auth);
-
-        //forcing login
-        $auth->beforeMethod(new HTTP\Request('GET', '/'), new HTTP\Response());
-
-        $this->assertEquals(['principals/admin'], $acl->getCurrentUserPrincipals());
-    }
-
-    public function testCurrentUserPrincipalsGroups()
-    {
-        $tree = [
-            new DAV\SimpleCollection('principals', [
-                new MockPrincipal('admin', 'principals/admin', ['principals/administrators', 'principals/everyone']),
-                new MockPrincipal('administrators', 'principals/administrators', ['principals/groups'], ['principals/admin']),
-                new MockPrincipal('everyone', 'principals/everyone', [], ['principals/admin']),
-                new MockPrincipal('groups', 'principals/groups', [], ['principals/administrators']),
-            ]),
-        ];
-
-        $acl = new Plugin();
-        $acl->allowUnauthenticatedAccess = false;
-        $server = new DAV\Server($tree);
-        $server->addPlugin($acl);
-
-        $auth = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock());
-        $server->addPlugin($auth);
-
-        //forcing login
-        $auth->beforeMethod(new HTTP\Request('GET', '/'), new HTTP\Response());
-
-        $expected = [
-            'principals/admin',
-            'principals/administrators',
-            'principals/everyone',
-            'principals/groups',
-        ];
-
-        $this->assertEquals($expected, $acl->getCurrentUserPrincipals());
-
-        // The second one should trigger the cache and be identical
-        $this->assertEquals($expected, $acl->getCurrentUserPrincipals());
-    }
-
-    public function testGetACL()
-    {
-        $acl = [
-            [
-                'principal' => 'principals/admin',
-                'privilege' => '{DAV:}read',
-            ],
-            [
-                'principal' => 'principals/admin',
-                'privilege' => '{DAV:}write',
-            ],
-        ];
-
-        $tree = [
-            new MockACLNode('foo', $acl),
-        ];
-
-        $server = new DAV\Server($tree);
-        $aclPlugin = new Plugin();
-        $aclPlugin->allowUnauthenticatedAccess = false;
-        $server->addPlugin($aclPlugin);
-
-        $this->assertEquals($acl, $aclPlugin->getACL('foo'));
-    }
-
-    public function testGetCurrentUserPrivilegeSet()
-    {
-        $acl = [
-            [
-                'principal' => 'principals/admin',
-                'privilege' => '{DAV:}read',
-            ],
-            [
-                'principal' => 'principals/user1',
-                'privilege' => '{DAV:}read',
-            ],
-            [
-                'principal' => 'principals/admin',
-                'privilege' => '{DAV:}write',
-            ],
-        ];
-
-        $tree = [
-            new MockACLNode('foo', $acl),
-
-            new DAV\SimpleCollection('principals', [
-                new MockPrincipal('admin', 'principals/admin'),
-            ]),
-        ];
-
-        $server = new DAV\Server($tree);
-        $aclPlugin = new Plugin();
-        $aclPlugin->allowUnauthenticatedAccess = false;
-        $server->addPlugin($aclPlugin);
-
-        $auth = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock());
-        $server->addPlugin($auth);
-
-        //forcing login
-        $auth->beforeMethod(new HTTP\Request('GET', '/'), new HTTP\Response());
-
-        $expected = [
-            '{DAV:}write',
-            '{DAV:}write-properties',
-            '{DAV:}write-content',
-            '{DAV:}unlock',
-            '{DAV:}write-acl',
-            '{DAV:}read',
-            '{DAV:}read-acl',
-            '{DAV:}read-current-user-privilege-set',
-        ];
-
-        $this->assertEquals($expected, $aclPlugin->getCurrentUserPrivilegeSet('foo'));
-    }
-
-    public function testCheckPrivileges()
-    {
-        $acl = [
-            [
-                'principal' => 'principals/admin',
-                'privilege' => '{DAV:}read',
-            ],
-            [
-                'principal' => 'principals/user1',
-                'privilege' => '{DAV:}read',
-            ],
-            [
-                'principal' => 'principals/admin',
-                'privilege' => '{DAV:}write',
-            ],
-        ];
-
-        $tree = [
-            new MockACLNode('foo', $acl),
-
-            new DAV\SimpleCollection('principals', [
-                new MockPrincipal('admin', 'principals/admin'),
-            ]),
-        ];
-
-        $server = new DAV\Server($tree);
-        $aclPlugin = new Plugin();
-        $aclPlugin->allowUnauthenticatedAccess = false;
-        $server->addPlugin($aclPlugin);
-
-        $auth = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock());
-        $server->addPlugin($auth);
-
-        //forcing login
-        //$auth->beforeMethod('GET','/');
-
-        $this->assertFalse($aclPlugin->checkPrivileges('foo', ['{DAV:}read'], Plugin::R_PARENT, false));
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVServerTest.php b/vendor/sabre/dav/tests/Sabre/DAVServerTest.php
deleted file mode 100644
index 2f64df08c..000000000
--- a/vendor/sabre/dav/tests/Sabre/DAVServerTest.php
+++ /dev/null
@@ -1,305 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre;
-
-use Sabre\HTTP\Request;
-use Sabre\HTTP\Response;
-
-/**
- * This class may be used as a basis for other webdav-related unittests.
- *
- * This class is supposed to provide a reasonably big framework to quickly get
- * a testing environment running.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-abstract class DAVServerTest extends \PHPUnit\Framework\TestCase
-{
-    protected $setupCalDAV = false;
-    protected $setupCardDAV = false;
-    protected $setupACL = false;
-    protected $setupCalDAVSharing = false;
-    protected $setupCalDAVScheduling = false;
-    protected $setupCalDAVSubscriptions = false;
-    protected $setupCalDAVICSExport = false;
-    protected $setupLocks = false;
-    protected $setupFiles = false;
-    protected $setupSharing = false;
-    protected $setupPropertyStorage = false;
-
-    /**
-     * An array with calendars. Every calendar should have
-     *   - principaluri
-     *   - uri.
-     */
-    protected $caldavCalendars = [];
-    protected $caldavCalendarObjects = [];
-
-    protected $carddavAddressBooks = [];
-    protected $carddavCards = [];
-
-    /**
-     * @var \Sabre\DAV\Server
-     */
-    protected $server;
-    protected $tree = [];
-
-    protected $caldavBackend;
-    protected $carddavBackend;
-    protected $principalBackend;
-    protected $locksBackend;
-    protected $propertyStorageBackend;
-
-    /**
-     * @var \Sabre\CalDAV\Plugin
-     */
-    protected $caldavPlugin;
-
-    /**
-     * @var \Sabre\CardDAV\Plugin
-     */
-    protected $carddavPlugin;
-
-    /**
-     * @var \Sabre\DAVACL\Plugin
-     */
-    protected $aclPlugin;
-
-    /**
-     * @var \Sabre\CalDAV\SharingPlugin
-     */
-    protected $caldavSharingPlugin;
-
-    /**
-     * CalDAV scheduling plugin.
-     *
-     * @var CalDAV\Schedule\Plugin
-     */
-    protected $caldavSchedulePlugin;
-
-    /**
-     * @var CalDAV\ICSExportPlugin
-     */
-    protected $caldavICSExportPlugin;
-
-    /**
-     * @var \Sabre\DAV\Auth\Plugin
-     */
-    protected $authPlugin;
-
-    /**
-     * @var \Sabre\DAV\Locks\Plugin
-     */
-    protected $locksPlugin;
-
-    /**
-     * Sharing plugin.
-     *
-     * @var \Sabre\DAV\Sharing\Plugin
-     */
-    protected $sharingPlugin;
-
-    /*
-     * @var Sabre\DAV\PropertyStorage\Plugin
-     */
-    protected $propertyStoragePlugin;
-
-    /**
-     * If this string is set, we will automatically log in the user with this
-     * name.
-     */
-    protected $autoLogin = null;
-
-    public function setup(): void
-    {
-        $this->initializeEverything();
-    }
-
-    public function initializeEverything()
-    {
-        $this->setUpBackends();
-        $this->setUpTree();
-
-        $this->server = new DAV\Server($this->tree);
-        $this->server->sapi = new HTTP\SapiMock();
-        $this->server->debugExceptions = true;
-
-        if ($this->setupCalDAV) {
-            $this->caldavPlugin = new CalDAV\Plugin();
-            $this->server->addPlugin($this->caldavPlugin);
-        }
-        if ($this->setupCalDAVSharing || $this->setupSharing) {
-            $this->sharingPlugin = new DAV\Sharing\Plugin();
-            $this->server->addPlugin($this->sharingPlugin);
-        }
-        if ($this->setupCalDAVSharing) {
-            $this->caldavSharingPlugin = new CalDAV\SharingPlugin();
-            $this->server->addPlugin($this->caldavSharingPlugin);
-        }
-        if ($this->setupCalDAVScheduling) {
-            $this->caldavSchedulePlugin = new CalDAV\Schedule\Plugin();
-            $this->server->addPlugin($this->caldavSchedulePlugin);
-        }
-        if ($this->setupCalDAVSubscriptions) {
-            $this->server->addPlugin(new CalDAV\Subscriptions\Plugin());
-        }
-        if ($this->setupCalDAVICSExport) {
-            $this->caldavICSExportPlugin = new CalDAV\ICSExportPlugin();
-            $this->server->addPlugin($this->caldavICSExportPlugin);
-        }
-        if ($this->setupCardDAV) {
-            $this->carddavPlugin = new CardDAV\Plugin();
-            $this->server->addPlugin($this->carddavPlugin);
-        }
-        if ($this->setupLocks) {
-            $this->locksPlugin = new DAV\Locks\Plugin(
-                $this->locksBackend
-            );
-            $this->server->addPlugin($this->locksPlugin);
-        }
-        if ($this->setupPropertyStorage) {
-            $this->propertyStoragePlugin = new DAV\PropertyStorage\Plugin(
-                $this->propertyStorageBackend
-            );
-            $this->server->addPlugin($this->propertyStoragePlugin);
-        }
-        if ($this->autoLogin) {
-            $this->autoLogin($this->autoLogin);
-        }
-        if ($this->setupACL) {
-            $this->aclPlugin = new DAVACL\Plugin();
-            if (!$this->autoLogin) {
-                $this->aclPlugin->allowUnauthenticatedAccess = false;
-            }
-            $this->aclPlugin->adminPrincipals = ['principals/admin'];
-            $this->server->addPlugin($this->aclPlugin);
-        }
-    }
-
-    /**
-     * Makes a request, and returns a response object.
-     *
-     * You can either pass an instance of Sabre\HTTP\Request, or an array,
-     * which will then be used as the _SERVER array.
-     *
-     * If $expectedStatus is set, we'll compare it with the HTTP status of
-     * the returned response. If it doesn't match, we'll immediately fail
-     * the test.
-     *
-     * @param array|\Sabre\HTTP\Request $request
-     * @param int                       $expectedStatus
-     *
-     * @return \Sabre\HTTP\Response
-     */
-    public function request($request, $expectedStatus = null)
-    {
-        if (is_array($request)) {
-            $request = HTTP\Sapi::createFromServerArray($request);
-        }
-        $response = new HTTP\ResponseMock();
-
-        $this->server->httpRequest = $request;
-        $this->server->httpResponse = $response;
-        $this->server->exec();
-
-        if ($expectedStatus) {
-            $responseBody = $expectedStatus !== $response->getStatus() ? $response->getBodyAsString() : '';
-            $this->assertEquals($expectedStatus, $response->getStatus(), 'Incorrect HTTP status received for request. Response body: '.$responseBody);
-        }
-
-        return $this->server->httpResponse;
-    }
-
-    /**
-     * This function takes a username and sets the server in a state where
-     * this user is logged in, and no longer requires an authentication check.
-     *
-     * @param string $userName
-     */
-    public function autoLogin($userName)
-    {
-        $authBackend = new DAV\Auth\Backend\Mock();
-        $authBackend->setPrincipal('principals/'.$userName);
-        $this->authPlugin = new DAV\Auth\Plugin($authBackend);
-
-        // If the auth plugin already exists, we're removing its hooks:
-        if ($oldAuth = $this->server->getPlugin('auth')) {
-            $this->server->removeListener('beforeMethod', [$oldAuth, 'beforeMethod']);
-        }
-        $this->server->addPlugin($this->authPlugin);
-
-        // This will trigger the actual login procedure
-        $this->authPlugin->beforeMethod(new Request('GET', '/'), new Response());
-    }
-
-    /**
-     * Override this to provide your own Tree for your test-case.
-     */
-    public function setUpTree()
-    {
-        if ($this->setupCalDAV) {
-            $this->tree[] = new CalDAV\CalendarRoot(
-                $this->principalBackend,
-                $this->caldavBackend
-            );
-        }
-        if ($this->setupCardDAV) {
-            $this->tree[] = new CardDAV\AddressBookRoot(
-                $this->principalBackend,
-                $this->carddavBackend
-            );
-        }
-
-        if ($this->setupCalDAV) {
-            $this->tree[] = new CalDAV\Principal\Collection(
-                $this->principalBackend
-            );
-        } elseif ($this->setupCardDAV || $this->setupACL) {
-            $this->tree[] = new DAVACL\PrincipalCollection(
-                $this->principalBackend
-            );
-        }
-        if ($this->setupFiles) {
-            $this->tree[] = new DAV\Mock\Collection('files');
-        }
-    }
-
-    public function setUpBackends()
-    {
-        if ($this->setupCalDAVSharing && is_null($this->caldavBackend)) {
-            $this->caldavBackend = new CalDAV\Backend\MockSharing($this->caldavCalendars, $this->caldavCalendarObjects);
-        }
-        if ($this->setupCalDAVSubscriptions && is_null($this->caldavBackend)) {
-            $this->caldavBackend = new CalDAV\Backend\MockSubscriptionSupport($this->caldavCalendars, $this->caldavCalendarObjects);
-        }
-        if ($this->setupCalDAV && is_null($this->caldavBackend)) {
-            if ($this->setupCalDAVScheduling) {
-                $this->caldavBackend = new CalDAV\Backend\MockScheduling($this->caldavCalendars, $this->caldavCalendarObjects);
-            } else {
-                $this->caldavBackend = new CalDAV\Backend\Mock($this->caldavCalendars, $this->caldavCalendarObjects);
-            }
-        }
-        if ($this->setupCardDAV && is_null($this->carddavBackend)) {
-            $this->carddavBackend = new CardDAV\Backend\Mock($this->carddavAddressBooks, $this->carddavCards);
-        }
-        if ($this->setupCardDAV || $this->setupCalDAV || $this->setupACL) {
-            $this->principalBackend = new DAVACL\PrincipalBackend\Mock();
-        }
-        if ($this->setupLocks) {
-            $this->locksBackend = new DAV\Locks\Backend\Mock();
-        }
-        if ($this->setupPropertyStorage) {
-            $this->propertyStorageBackend = new DAV\PropertyStorage\Backend\Mock();
-        }
-    }
-
-    public function assertHttpStatus($expectedStatus, HTTP\Request $req)
-    {
-        $resp = $this->request($req);
-        $this->assertEquals((int) $expectedStatus, (int) $resp->getStatus(), 'Incorrect HTTP status received: '.$resp->getStatus());
-    }
-}
diff --git a/vendor/sabre/dav/tests/Sabre/HTTP/ResponseMock.php b/vendor/sabre/dav/tests/Sabre/HTTP/ResponseMock.php
deleted file mode 100644
index c5357928a..000000000
--- a/vendor/sabre/dav/tests/Sabre/HTTP/ResponseMock.php
+++ /dev/null
@@ -1,23 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre\HTTP;
-
-/**
- * HTTP Response Mock object.
- *
- * This class exists to make the transition to sabre/http easier.
- *
- * @copyright Copyright (C) fruux GmbH (https://fruux.com/)
- * @author Evert Pot (http://evertpot.com/)
- * @license http://sabre.io/license/ Modified BSD License
- */
-class ResponseMock extends Response
-{
-    /**
-     * Making these public.
-     */
-    public $body;
-    public $status;
-}
diff --git a/vendor/sabre/dav/tests/Sabre/TestUtil.php b/vendor/sabre/dav/tests/Sabre/TestUtil.php
deleted file mode 100644
index 4e7ca2fc4..000000000
--- a/vendor/sabre/dav/tests/Sabre/TestUtil.php
+++ /dev/null
@@ -1,66 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace Sabre;
-
-class TestUtil
-{
-    /**
-     * This function deletes all the contents of the temporary directory.
-     */
-    public static function clearTempDir()
-    {
-        self::deleteTree(SABRE_TEMPDIR, false);
-    }
-
-    private static function deleteTree($path, $deleteRoot = true)
-    {
-        foreach (scandir($path) as $node) {
-            if ('.' == $node || '..' == $node) {
-                continue;
-            }
-            $myPath = $path.'/'.$node;
-            if (is_file($myPath)) {
-                unlink($myPath);
-            } else {
-                self::deleteTree($myPath);
-            }
-        }
-        if ($deleteRoot) {
-            rmdir($path);
-        }
-    }
-
-    public static function getMySQLDB()
-    {
-        try {
-            $pdo = new \PDO(SABRE_MYSQLDSN, SABRE_MYSQLUSER, SABRE_MYSQLPASS);
-            $pdo->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
-
-            return $pdo;
-        } catch (\PDOException $e) {
-            return null;
-        }
-    }
-
-    public static function getSQLiteDB()
-    {
-        $pdo = new \PDO('sqlite:'.SABRE_TEMPDIR.'/pdobackend');
-        $pdo->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
-
-        return $pdo;
-    }
-
-    public static function getPgSqlDB()
-    {
-        //try {
-        $pdo = new \PDO(SABRE_PGSQLDSN);
-        $pdo->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
-
-        return $pdo;
-        //} catch (\PDOException $e) {
-        //    return null;
-        //}
-    }
-}