add sabre (1.8.x) via composer in the !@#$ place it wants to be

29 files changed, 4112 insertions, 0 deletions

diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/ACLMethodTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/ACLMethodTest.php
new file mode 100644
index 000000000..9960180a3
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/ACLMethodTest.php
@@ -0,0 +1,331 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+class ACLMethodTest extends \PHPUnit_Framework_TestCase {
+
+    /**
+     * @expectedException Sabre\DAV\Exception\BadRequest
+     */
+    function testCallback() {
+
+        $acl = new Plugin();
+        $server = new DAV\Server();
+        $server->addPlugin($acl);
+
+        $acl->unknownMethod('ACL','test');
+
+    }
+
+    function testCallbackPassthru() {
+
+        $acl = new Plugin();
+        $server = new DAV\Server();
+        $server->addPlugin($acl);
+
+        $this->assertNull($acl->unknownMethod('FOO','test'));
+
+    }
+
+    /**
+
+    /**
+     * @expectedException Sabre\DAV\Exception\MethodNotAllowed
+     */
+    function testNotSupportedByNode() {
+
+        $tree = array(
+            new DAV\SimpleCollection('test'),
+        );
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->httpRequest = new HTTP\Request();
+        $body = '<?xml version="1.0"?>
+<d:acl xmlns:d="DAV:">
+</d:acl>';
+        $server->httpRequest->setBody($body);
+        $server->addPlugin($acl);
+
+        $acl->httpACL('test');
+
+    }
+
+    function testSuccessSimple() {
+
+        $tree = array(
+            new MockACLNode('test',array()),
+        );
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->httpRequest = new HTTP\Request();
+        $body = '<?xml version="1.0"?>
+<d:acl xmlns:d="DAV:">
+</d:acl>';
+        $server->httpRequest->setBody($body);
+        $server->addPlugin($acl);
+
+        $this->assertNull($acl->httpACL('test'));
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NotRecognizedPrincipal
+     */
+    function testUnrecognizedPrincipal() {
+
+        $tree = array(
+            new MockACLNode('test',array()),
+        );
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->httpRequest = new HTTP\Request();
+        $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);
+        $server->addPlugin($acl);
+
+        $acl->httpACL('test');
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NotRecognizedPrincipal
+     */
+    function testUnrecognizedPrincipal2() {
+
+        $tree = array(
+            new MockACLNode('test',array()),
+            new DAV\SimpleCollection('principals',array(
+                new DAV\SimpleCollection('notaprincipal'),
+            )),
+        );
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->httpRequest = new HTTP\Request();
+        $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);
+        $server->addPlugin($acl);
+
+        $acl->httpACL('test');
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NotSupportedPrivilege
+     */
+    function testUnknownPrivilege() {
+
+        $tree = array(
+            new MockACLNode('test',array()),
+        );
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->httpRequest = new HTTP\Request();
+        $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);
+        $server->addPlugin($acl);
+
+        $acl->httpACL('test');
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NoAbstract
+     */
+    function testAbstractPrivilege() {
+
+        $tree = array(
+            new MockACLNode('test',array()),
+        );
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->httpRequest = new HTTP\Request();
+        $body = '<?xml version="1.0"?>
+<d:acl xmlns:d="DAV:">
+    <d:ace>
+        <d:grant><d:privilege><d:read-acl /></d:privilege></d:grant>
+        <d:principal><d:href>/principals/notfound</d:href></d:principal>
+    </d:ace>
+</d:acl>';
+        $server->httpRequest->setBody($body);
+        $server->addPlugin($acl);
+
+        $acl->httpACL('test');
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\AceConflict
+     */
+    function testUpdateProtectedPrivilege() {
+
+        $oldACL = array(
+            array(
+                'principal' => 'principals/notfound',
+                'privilege' => '{DAV:}write',
+                'protected' => true,
+            ),
+        );
+
+        $tree = array(
+            new MockACLNode('test',$oldACL),
+        );
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->httpRequest = new HTTP\Request();
+        $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);
+        $server->addPlugin($acl);
+
+        $acl->httpACL('test');
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\AceConflict
+     */
+    function testUpdateProtectedPrivilege2() {
+
+        $oldACL = array(
+            array(
+                'principal' => 'principals/notfound',
+                'privilege' => '{DAV:}write',
+                'protected' => true,
+            ),
+        );
+
+        $tree = array(
+            new MockACLNode('test',$oldACL),
+        );
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->httpRequest = new HTTP\Request();
+        $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);
+        $server->addPlugin($acl);
+
+        $acl->httpACL('test');
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\AceConflict
+     */
+    function testUpdateProtectedPrivilege3() {
+
+        $oldACL = array(
+            array(
+                'principal' => 'principals/notfound',
+                'privilege' => '{DAV:}write',
+                'protected' => true,
+            ),
+        );
+
+        $tree = array(
+            new MockACLNode('test',$oldACL),
+        );
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->httpRequest = new HTTP\Request();
+        $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);
+        $server->addPlugin($acl);
+
+        $acl->httpACL('test');
+
+    }
+
+    function testSuccessComplex () {
+
+        $oldACL = array(
+            array(
+                'principal' => 'principals/foo',
+                'privilege' => '{DAV:}write',
+                'protected' => true,
+            ),
+            array(
+                'principal' => 'principals/bar',
+                'privilege' => '{DAV:}read',
+            ),
+        );
+
+        $tree = array(
+            $node = new MockACLNode('test',$oldACL),
+            new DAV\SimpleCollection('principals', array(
+                new MockPrincipal('foo','principals/foo'),
+                new MockPrincipal('baz','principals/baz'),
+            )),
+        );
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->httpRequest = new HTTP\Request();
+        $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);
+        $server->addPlugin($acl);
+
+        $this->assertFalse($acl->unknownMethod('ACL','test'));
+
+        $this->assertEquals(array(
+            array(
+                'principal' => 'principals/foo',
+                'privilege' => '{DAV:}write',
+                'protected' => true,
+            ),
+            array(
+                '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
new file mode 100644
index 000000000..3a9b35b45
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/AllowAccessTest.php
@@ -0,0 +1,139 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+class AllowAccessTest extends \PHPUnit_Framework_TestCase {
+
+    /**
+     * @var DAV\Server
+     */
+    protected $server;
+
+    function setUp() {
+
+        $nodes = array(
+            new DAV\SimpleCollection('testdir'),
+        );
+
+        $this->server = new DAV\Server($nodes);
+        $aclPlugin = new Plugin();
+        $aclPlugin->allowAccessToNodesWithoutACL = true;
+        $this->server->addPlugin($aclPlugin);
+
+    }
+
+    function testGet() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeMethod',array('GET','testdir')));
+
+    }
+
+    function testGetDoesntExist() {
+
+        $r = $this->server->broadcastEvent('beforeMethod',array('GET','foo'));
+        $this->assertTrue($r);
+
+    }
+
+    function testHEAD() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeMethod',array('HEAD','testdir')));
+
+    }
+
+    function testOPTIONS() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeMethod',array('OPTIONS','testdir')));
+
+    }
+
+    function testPUT() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeMethod',array('PUT','testdir')));
+
+    }
+
+    function testACL() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeMethod',array('ACL','testdir')));
+
+    }
+
+    function testPROPPATCH() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeMethod',array('PROPPATCH','testdir')));
+
+    }
+
+    function testCOPY() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeMethod',array('COPY','testdir')));
+
+    }
+
+    function testMOVE() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeMethod',array('MOVE','testdir')));
+
+    }
+
+    function testLOCK() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeMethod',array('LOCK','testdir')));
+
+    }
+
+    function testBeforeBind() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeBind',array('testdir/file')));
+
+    }
+
+
+    function testBeforeUnbind() {
+
+        $this->assertTrue($this->server->broadcastEvent('beforeUnbind',array('testdir')));
+
+    }
+
+    function testAfterGetProperties() {
+
+        $properties = array(
+            'href' => 'foo',
+            '200' => array(
+                '{DAV:}displayname' => 'foo',
+                '{DAV:}getcontentlength' => 500,
+            ),
+            '404' => array(
+                '{DAV:}bar' => null,
+            ),
+            '403' => array(
+                '{DAV:}owner' => null,
+            ),
+        );
+
+        $expected = array(
+            'href' => 'foo',
+            '200' => array(
+                '{DAV:}displayname' => 'foo',
+                '{DAV:}getcontentlength' => 500,
+            ),
+            '404' => array(
+                '{DAV:}bar' => null,
+            ),
+            '403' => array(
+                '{DAV:}owner' => null,
+            ),
+        );
+
+        $r = $this->server->broadcastEvent('afterGetProperties',array('testdir',&$properties));
+        $this->assertTrue($r);
+
+        $this->assertEquals($expected, $properties);
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/BlockAccessTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/BlockAccessTest.php
new file mode 100644
index 000000000..345d2cc5d
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/BlockAccessTest.php
@@ -0,0 +1,190 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+class BlockAccessTest extends \PHPUnit_Framework_TestCase {
+
+    /**
+     * @var DAV\Server
+     */
+    protected $server;
+    protected $plugin;
+
+    function setUp() {
+
+        $nodes = array(
+            new DAV\SimpleCollection('testdir'),
+        );
+
+        $this->server = new DAV\Server($nodes);
+        $this->plugin = new Plugin();
+        $this->plugin->allowAccessToNodesWithoutACL = false;
+        $this->server->addPlugin($this->plugin);
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testGet() {
+
+        $this->server->broadcastEvent('beforeMethod',array('GET','testdir'));
+
+    }
+
+    function testGetDoesntExist() {
+
+        $r = $this->server->broadcastEvent('beforeMethod',array('GET','foo'));
+        $this->assertTrue($r);
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testHEAD() {
+
+        $this->server->broadcastEvent('beforeMethod',array('HEAD','testdir'));
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testOPTIONS() {
+
+        $this->server->broadcastEvent('beforeMethod',array('OPTIONS','testdir'));
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testPUT() {
+
+        $this->server->broadcastEvent('beforeMethod',array('PUT','testdir'));
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testPROPPATCH() {
+
+        $this->server->broadcastEvent('beforeMethod',array('PROPPATCH','testdir'));
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testCOPY() {
+
+        $this->server->broadcastEvent('beforeMethod',array('COPY','testdir'));
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testMOVE() {
+
+        $this->server->broadcastEvent('beforeMethod',array('MOVE','testdir'));
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testACL() {
+
+        $this->server->broadcastEvent('beforeMethod',array('ACL','testdir'));
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testLOCK() {
+
+        $this->server->broadcastEvent('beforeMethod',array('LOCK','testdir'));
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testBeforeBind() {
+
+        $this->server->broadcastEvent('beforeBind',array('testdir/file'));
+
+    }
+
+    /**
+     * @expectedException Sabre\DAVACL\Exception\NeedPrivileges
+     */
+    function testBeforeUnbind() {
+
+        $this->server->broadcastEvent('beforeUnbind',array('testdir'));
+
+    }
+
+    function testBeforeGetProperties() {
+
+        $requestedProperties = array(
+            '{DAV:}displayname',
+            '{DAV:}getcontentlength',
+            '{DAV:}bar',
+            '{DAV:}owner',
+        );
+        $returnedProperties = array();
+
+        $arguments = array(
+            'testdir',
+            new DAV\SimpleCollection('testdir'),
+            &$requestedProperties,
+            &$returnedProperties
+        );
+        $r = $this->server->broadcastEvent('beforeGetProperties',$arguments);
+        $this->assertTrue($r);
+
+        $expected = array(
+            '403' => array(
+                '{DAV:}displayname' => null,
+                '{DAV:}getcontentlength' => null,
+                '{DAV:}bar' => null,
+                '{DAV:}owner' => null,
+            ),
+        );
+
+        $this->assertEquals($expected, $returnedProperties);
+        $this->assertEquals(array(), $requestedProperties);
+
+    }
+
+    function testBeforeGetPropertiesNoListing() {
+
+        $this->plugin->hideNodesFromListings = true;
+
+        $requestedProperties = array(
+            '{DAV:}displayname',
+            '{DAV:}getcontentlength',
+            '{DAV:}bar',
+            '{DAV:}owner',
+        );
+        $returnedProperties = array();
+
+        $arguments = array(
+            'testdir',
+            new DAV\SimpleCollection('testdir'),
+            &$requestedProperties,
+            &$returnedProperties
+        );
+        $r = $this->server->broadcastEvent('beforeGetProperties',$arguments);
+        $this->assertFalse($r);
+
+    }
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/AceConflictTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/AceConflictTest.php
new file mode 100644
index 000000000..fc48af67f
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/AceConflictTest.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace Sabre\DAVACL\Exception;
+
+use Sabre\DAV;
+
+class AceConflictTest extends \PHPUnit_Framework_TestCase {
+
+    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 = array(
+            '/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
new file mode 100644
index 000000000..7e66adab6
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NeedPrivilegesExceptionTest.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace Sabre\DAVACL\Exception;
+
+use Sabre\DAV;
+
+class NeedPrivilegesTest extends \PHPUnit_Framework_TestCase {
+
+    function testSerialize() {
+
+        $uri = 'foo';
+        $privileges = array(
+            '{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 = array(
+            '/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
new file mode 100644
index 000000000..2406c1c38
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NoAbstractTest.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace Sabre\DAVACL\Exception;
+
+use Sabre\DAV;
+
+class NoAbstractTest extends \PHPUnit_Framework_TestCase {
+
+    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 = array(
+            '/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
new file mode 100644
index 000000000..6077b0ba5
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotRecognizedPrincipalTest.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace Sabre\DAVACL\Exception;
+
+use Sabre\DAV;
+
+class NotRecognizedPrincipalTest extends \PHPUnit_Framework_TestCase {
+
+    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 = array(
+            '/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
new file mode 100644
index 000000000..8e7b3685d
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Exception/NotSupportedPrivilegeTest.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace Sabre\DAVACL\Exception;
+
+use Sabre\DAV;
+
+class NotSupportedPrivilegeTest extends \PHPUnit_Framework_TestCase {
+
+    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 = array(
+            '/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
new file mode 100644
index 000000000..324788d4a
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/ExpandPropertiesTest.php
@@ -0,0 +1,358 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+require_once 'Sabre/HTTP/ResponseMock.php';
+
+class ExpandPropertiesTest extends \PHPUnit_Framework_TestCase {
+
+    function getServer() {
+
+        $tree = array(
+            new MockPropertyNode('node1', array(
+                '{http://sabredav.org/ns}simple' => 'foo',
+                '{http://sabredav.org/ns}href'   => new DAV\Property\Href('node2'),
+                '{DAV:}displayname'     => 'Node 1',
+            )),
+            new MockPropertyNode('node2', array(
+                '{http://sabredav.org/ns}simple' => 'simple',
+                '{http://sabredav.org/ns}hreflist' => new DAV\Property\HrefList(array('node1','node3')),
+                '{DAV:}displayname'     => 'Node 2',
+            )),
+            new MockPropertyNode('node3', array(
+                '{http://sabredav.org/ns}simple' => 'simple',
+                '{DAV:}displayname'     => 'Node 3',
+            )),
+        );
+
+        $fakeServer = new DAV\Server($tree);
+        $fakeServer->debugExceptions = true;
+        $fakeServer->httpResponse = new HTTP\ResponseMock();
+        $plugin = new Plugin();
+        $plugin->allowAccessToNodesWithoutACL = true;
+
+        $this->assertTrue($plugin instanceof Plugin);
+        $fakeServer->addPlugin($plugin);
+        $this->assertEquals($plugin, $fakeServer->getPlugin('acl'));
+
+        return $fakeServer;
+
+    }
+
+    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 = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '0',
+            'REQUEST_URI'    => '/node1',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 207 Multi-Status', $server->httpResponse->status,'Incorrect status code received. Full body: ' . $server->httpResponse->body);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+        ), $server->httpResponse->headers);
+
+
+        $check = array(
+            '/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->body);
+        $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->body);
+
+        }
+
+    }
+
+    /**
+     * @depends testSimple
+     */
+    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 = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '0',
+            'REQUEST_URI'    => '/node1',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 207 Multi-Status', $server->httpResponse->status, 'Incorrect response status received. Full response body: ' . $server->httpResponse->body);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+        ), $server->httpResponse->headers);
+
+
+        $check = array(
+            '/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->body);
+        $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 testSimple
+     */
+    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 = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '0',
+            'REQUEST_URI'    => '/node2',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 207 Multi-Status', $server->httpResponse->status);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+        ), $server->httpResponse->headers);
+
+
+        $check = array(
+            '/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->body);
+        $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
+     */
+    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 = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '0',
+            'REQUEST_URI'    => '/node2',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 207 Multi-Status', $server->httpResponse->status);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+        ), $server->httpResponse->headers);
+
+
+        $check = array(
+            '/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->body);
+        $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));
+
+        }
+
+    }
+}
+class MockPropertyNode implements DAV\INode, DAV\IProperties {
+
+    function __construct($name, array $properties) {
+
+        $this->name = $name;
+        $this->properties = $properties;
+
+    }
+
+    function getName() {
+
+        return $this->name;
+
+    }
+
+    function getProperties($requestedProperties) {
+
+        $returnedProperties = array();
+        foreach($requestedProperties as $requestedProperty) {
+            if (isset($this->properties[$requestedProperty])) {
+                $returnedProperties[$requestedProperty] =
+                    $this->properties[$requestedProperty];
+            }
+        }
+        return $returnedProperties;
+
+    }
+
+    function delete() {
+
+        throw new DAV\Exception('Not implemented');
+
+    }
+
+    function setName($name) {
+
+        throw new DAV\Exception('Not implemented');
+
+    }
+
+    function getLastModified() {
+
+        return null;
+
+    }
+
+    function updateProperties($properties) {
+
+        throw new DAV\Exception('Not implemented');
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/MockACLNode.php b/vendor/sabre/dav/tests/Sabre/DAVACL/MockACLNode.php
new file mode 100644
index 000000000..7b3e8fc12
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/MockACLNode.php
@@ -0,0 +1,56 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+class MockACLNode extends DAV\Node implements IACL {
+
+    public $name;
+    public $acl;
+
+    function __construct($name, array $acl = array()) {
+
+        $this->name = $name;
+        $this->acl = $acl;
+
+    }
+
+    function getName() {
+
+        return $this->name;
+
+    }
+
+    function getOwner() {
+
+        return null;
+
+    }
+
+    function getGroup() {
+
+        return null;
+
+    }
+
+    function getACL() {
+
+        return $this->acl;
+
+    }
+
+    function setACL(array $acl) {
+
+        $this->acl = $acl;
+
+    }
+
+    function getSupportedPrivilegeSet() {
+
+        return null;
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/MockPrincipal.php b/vendor/sabre/dav/tests/Sabre/DAVACL/MockPrincipal.php
new file mode 100644
index 000000000..dd8542b8d
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/MockPrincipal.php
@@ -0,0 +1,66 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+class MockPrincipal extends DAV\Node implements IPrincipal {
+
+    public $name;
+    public $principalUrl;
+    public $groupMembership = array();
+    public $groupMemberSet = array();
+
+    function __construct($name,$principalUrl,array $groupMembership = array(), array $groupMemberSet = array()) {
+
+        $this->name = $name;
+        $this->principalUrl = $principalUrl;
+        $this->groupMembership = $groupMembership;
+        $this->groupMemberSet = $groupMemberSet;
+
+    }
+
+    function getName() {
+
+        return $this->name;
+
+    }
+
+    function getDisplayName() {
+
+        return $this->getName();
+
+    }
+
+    function getAlternateUriSet() {
+
+        return array();
+
+    }
+
+    function getPrincipalUrl() {
+
+        return $this->principalUrl;
+
+    }
+
+    function getGroupMemberSet() {
+
+        return $this->groupMemberSet;
+
+    }
+
+    function getGroupMemberShip() {
+
+        return $this->groupMembership;
+
+    }
+
+    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
new file mode 100644
index 000000000..23c4b6e85
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginAdminTest.php
@@ -0,0 +1,83 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+require_once 'Sabre/DAVACL/MockACLNode.php';
+require_once 'Sabre/HTTP/ResponseMock.php';
+
+class PluginAdminTest extends \PHPUnit_Framework_TestCase {
+
+    function testNoAdminAccess() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+
+        $tree = array(
+            new MockACLNode('adminonly', array()),
+            new PrincipalCollection($principalBackend),
+        );
+
+        $fakeServer = new DAV\Server($tree);
+        $plugin = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock(),'realm');
+        $fakeServer->addPlugin($plugin);
+        $plugin = new Plugin();
+        $fakeServer->addPlugin($plugin);
+
+        $request = new HTTP\Request(array(
+            'REQUEST_METHOD' => 'OPTIONS',
+            'HTTP_DEPTH' => 1,
+            'REQUEST_URI' => '/adminonly',
+        ));
+
+        $response = new HTTP\ResponseMock();
+
+        $fakeServer->httpRequest = $request;
+        $fakeServer->httpResponse = $response;
+
+        $fakeServer->exec();
+
+        $this->assertEquals('HTTP/1.1 403 Forbidden', $response->status);
+
+    }
+
+    /**
+     * @depends testNoAdminAccess
+     */
+    function testAdminAccess() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+
+        $tree = array(
+            new MockACLNode('adminonly', array()),
+            new PrincipalCollection($principalBackend),
+        );
+
+        $fakeServer = new DAV\Server($tree);
+        $plugin = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock(),'realm');
+        $fakeServer->addPlugin($plugin);
+        $plugin = new Plugin();
+        $plugin->adminPrincipals = array(
+            'principals/admin',
+        );
+        $fakeServer->addPlugin($plugin);
+
+        $request = new HTTP\Request(array(
+            'REQUEST_METHOD' => 'OPTIONS',
+            'HTTP_DEPTH' => 1,
+            'REQUEST_URI' => '/adminonly',
+        ));
+
+        $response = new HTTP\ResponseMock();
+
+        $fakeServer->httpRequest = $request;
+        $fakeServer->httpResponse = $response;
+
+        $fakeServer->exec();
+
+        $this->assertEquals('HTTP/1.1 200 OK', $response->status);
+
+    }
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginPropertiesTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginPropertiesTest.php
new file mode 100644
index 000000000..8c0626e50
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginPropertiesTest.php
@@ -0,0 +1,407 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+class PluginPropertiesTest extends \PHPUnit_Framework_TestCase {
+
+    function testPrincipalCollectionSet() {
+
+        $plugin = new Plugin();
+        $plugin->principalCollectionSet = array(
+            'principals1',
+            'principals2',
+        );
+
+        $requestedProperties = array(
+            '{DAV:}principal-collection-set',
+        );
+
+        $returnedProperties = array(
+            200 => array(),
+            404 => array(),
+        );
+
+        $server = new DAV\Server();
+        $server->addPlugin($plugin);
+
+        $this->assertNull($plugin->beforeGetProperties('', new DAV\SimpleCollection('root'), $requestedProperties, $returnedProperties));
+
+        $this->assertEquals(1,count($returnedProperties[200]));
+        $this->assertArrayHasKey('{DAV:}principal-collection-set',$returnedProperties[200]);
+        $this->assertInstanceOf('Sabre\\DAV\\Property\\HrefList', $returnedProperties[200]['{DAV:}principal-collection-set']);
+
+        $expected = array(
+            'principals1/',
+            'principals2/',
+        );
+
+
+        $this->assertEquals($expected, $returnedProperties[200]['{DAV:}principal-collection-set']->getHrefs());
+
+
+    }
+
+    function testCurrentUserPrincipal() {
+
+        $fakeServer = new DAV\Server();
+        $plugin = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock(),'realm');
+        $fakeServer->addPlugin($plugin);
+        $plugin = new Plugin();
+        $fakeServer->addPlugin($plugin);
+
+
+        $requestedProperties = array(
+            '{DAV:}current-user-principal',
+        );
+
+        $returnedProperties = array(
+            200 => array(),
+            404 => array(),
+        );
+
+        $this->assertNull($plugin->beforeGetProperties('', new DAV\SimpleCollection('root'), $requestedProperties, $returnedProperties));
+
+        $this->assertEquals(1,count($returnedProperties[200]));
+        $this->assertArrayHasKey('{DAV:}current-user-principal',$returnedProperties[200]);
+        $this->assertInstanceOf('Sabre\DAVACL\Property\Principal', $returnedProperties[200]['{DAV:}current-user-principal']);
+        $this->assertEquals(Property\Principal::UNAUTHENTICATED, $returnedProperties[200]['{DAV:}current-user-principal']->getType());
+
+        // This will force the login
+        $fakeServer->broadCastEvent('beforeMethod',array('GET',''));
+
+
+        $requestedProperties = array(
+            '{DAV:}current-user-principal',
+        );
+
+        $returnedProperties = array(
+            200 => array(),
+            404 => array(),
+        );
+
+
+        $this->assertNull($plugin->beforeGetProperties('', new DAV\SimpleCollection('root'), $requestedProperties, $returnedProperties));
+
+
+        $this->assertEquals(1,count($returnedProperties[200]));
+        $this->assertArrayHasKey('{DAV:}current-user-principal',$returnedProperties[200]);
+        $this->assertInstanceOf('Sabre\DAVACL\Property\Principal', $returnedProperties[200]['{DAV:}current-user-principal']);
+        $this->assertEquals(Property\Principal::HREF, $returnedProperties[200]['{DAV:}current-user-principal']->getType());
+        $this->assertEquals('principals/admin/', $returnedProperties[200]['{DAV:}current-user-principal']->getHref());
+
+    }
+
+    function testSupportedPrivilegeSet() {
+
+        $plugin = new Plugin();
+        $server = new DAV\Server();
+        $server->addPlugin($plugin);
+
+        $requestedProperties = array(
+            '{DAV:}supported-privilege-set',
+        );
+
+        $returnedProperties = array(
+            200 => array(),
+            404 => array(),
+        );
+
+
+        $this->assertNull($plugin->beforeGetProperties('', new DAV\SimpleCollection('root'), $requestedProperties, $returnedProperties));
+
+        $this->assertEquals(1,count($returnedProperties[200]));
+        $this->assertArrayHasKey('{DAV:}supported-privilege-set',$returnedProperties[200]);
+        $this->assertInstanceOf('Sabre\\DAVACL\\Property\\SupportedPrivilegeSet', $returnedProperties[200]['{DAV:}supported-privilege-set']);
+
+        $server = new DAV\Server();
+        $prop = $returnedProperties[200]['{DAV:}supported-privilege-set'];
+
+        $dom = new \DOMDocument('1.0', 'utf-8');
+        $root = $dom->createElement('d:root');
+        $root->setAttribute('xmlns:d','DAV:');
+        $dom->appendChild($root);
+        $prop->serialize($server, $root);
+
+
+        $xpaths = array(
+            '/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' => 1,
+            '/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' => 8,
+            '/d:root/d:supported-privilege/d:supported-privilege/d:supported-privilege/d:privilege' => 8,
+            '/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:write-acl' => 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' => 8,
+        );
+
+
+        // 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);
+
+        }
+
+    }
+
+    function testACL() {
+
+        $plugin = new Plugin();
+
+        $nodes = array(
+            new MockACLNode('foo', array(
+                array(
+                    'principal' => 'principals/admin',
+                    'privilege' => '{DAV:}read',
+                )
+            )),
+            new DAV\SimpleCollection('principals', array(
+                $principal = new MockPrincipal('admin','principals/admin'),
+            )),
+
+        );
+
+        $server = new DAV\Server($nodes);
+        $server->addPlugin($plugin);
+        $authPlugin = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock(),'realm');
+        $server->addPlugin($authPlugin);
+
+        // Force login
+        $authPlugin->beforeMethod('BLA','foo');
+
+        $requestedProperties = array(
+            '{DAV:}acl',
+        );
+
+        $returnedProperties = array(
+            200 => array(),
+            404 => array(),
+        );
+
+
+        $this->assertNull($plugin->beforeGetProperties('foo', $nodes[0], $requestedProperties, $returnedProperties));
+
+        $this->assertEquals(1,count($returnedProperties[200]),'The {DAV:}acl property did not return from the list. Full list: ' . print_r($returnedProperties,true));
+        $this->assertArrayHasKey('{DAV:}acl',$returnedProperties[200]);
+        $this->assertInstanceOf('Sabre\\DAVACL\\Property\\ACL', $returnedProperties[200]['{DAV:}acl']);
+
+    }
+
+    function testACLRestrictions() {
+
+        $plugin = new Plugin();
+
+        $nodes = array(
+            new MockACLNode('foo', array(
+                array(
+                    'principal' => 'principals/admin',
+                    'privilege' => '{DAV:}read',
+                )
+            )),
+            new DAV\SimpleCollection('principals', array(
+                $principal = new MockPrincipal('admin','principals/admin'),
+            )),
+
+        );
+
+        $server = new DAV\Server($nodes);
+        $server->addPlugin($plugin);
+        $authPlugin = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock(),'realm');
+        $server->addPlugin($authPlugin);
+
+        // Force login
+        $authPlugin->beforeMethod('BLA','foo');
+
+        $requestedProperties = array(
+            '{DAV:}acl-restrictions',
+        );
+
+        $returnedProperties = array(
+            200 => array(),
+            404 => array(),
+        );
+
+
+        $this->assertNull($plugin->beforeGetProperties('foo', $nodes[0], $requestedProperties, $returnedProperties));
+
+        $this->assertEquals(1,count($returnedProperties[200]),'The {DAV:}acl-restrictions property did not return from the list. Full list: ' . print_r($returnedProperties,true));
+        $this->assertArrayHasKey('{DAV:}acl-restrictions',$returnedProperties[200]);
+        $this->assertInstanceOf('Sabre\\DAVACL\\Property\\ACLRestrictions', $returnedProperties[200]['{DAV:}acl-restrictions']);
+
+    }
+
+    function testAlternateUriSet() {
+
+        $tree = array(
+            new DAV\SimpleCollection('principals', array(
+                $principal = new MockPrincipal('user','principals/user'),
+            )),
+        );
+
+        $fakeServer = new DAV\Server($tree);
+        //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend(),'realm');
+        //$fakeServer->addPlugin($plugin);
+        $plugin = new Plugin();
+        $fakeServer->addPlugin($plugin);
+
+        $requestedProperties = array(
+            '{DAV:}alternate-URI-set',
+        );
+        $returnedProperties = array();
+
+        $result = $plugin->beforeGetProperties('principals/user',$principal,$requestedProperties,$returnedProperties);
+
+        $this->assertNull($result);
+
+        $this->assertTrue(isset($returnedProperties[200]));
+        $this->assertTrue(isset($returnedProperties[200]['{DAV:}alternate-URI-set']));
+        $this->assertInstanceOf('Sabre\\DAV\\Property\\HrefList', $returnedProperties[200]['{DAV:}alternate-URI-set']);
+
+        $this->assertEquals(array(), $returnedProperties[200]['{DAV:}alternate-URI-set']->getHrefs());
+
+    }
+
+    function testPrincipalURL() {
+
+        $tree = array(
+            new DAV\SimpleCollection('principals', array(
+                $principal = new MockPrincipal('user','principals/user'),
+            )),
+        );
+
+        $fakeServer = new DAV\Server($tree);
+        //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend(),'realm');
+        //$fakeServer->addPlugin($plugin);
+        $plugin = new Plugin();
+        $fakeServer->addPlugin($plugin);
+
+        $requestedProperties = array(
+            '{DAV:}principal-URL',
+        );
+        $returnedProperties = array();
+
+        $result = $plugin->beforeGetProperties('principals/user',$principal,$requestedProperties,$returnedProperties);
+
+        $this->assertNull($result);
+
+        $this->assertTrue(isset($returnedProperties[200]));
+        $this->assertTrue(isset($returnedProperties[200]['{DAV:}principal-URL']));
+        $this->assertInstanceOf('Sabre\\DAV\\Property\\Href', $returnedProperties[200]['{DAV:}principal-URL']);
+
+        $this->assertEquals('principals/user/', $returnedProperties[200]['{DAV:}principal-URL']->getHref());
+
+    }
+
+    function testGroupMemberSet() {
+
+        $tree = array(
+            new DAV\SimpleCollection('principals', array(
+                $principal = new MockPrincipal('user','principals/user'),
+            )),
+        );
+
+        $fakeServer = new DAV\Server($tree);
+        //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend(),'realm');
+        //$fakeServer->addPlugin($plugin);
+        $plugin = new Plugin();
+        $fakeServer->addPlugin($plugin);
+
+        $requestedProperties = array(
+            '{DAV:}group-member-set',
+        );
+        $returnedProperties = array();
+
+        $result = $plugin->beforeGetProperties('principals/user',$principal,$requestedProperties,$returnedProperties);
+
+        $this->assertNull($result);
+
+        $this->assertTrue(isset($returnedProperties[200]));
+        $this->assertTrue(isset($returnedProperties[200]['{DAV:}group-member-set']));
+        $this->assertInstanceOf('Sabre\\DAV\\Property\\HrefList', $returnedProperties[200]['{DAV:}group-member-set']);
+
+        $this->assertEquals(array(), $returnedProperties[200]['{DAV:}group-member-set']->getHrefs());
+
+    }
+
+    function testGroupMemberShip() {
+
+        $tree = array(
+            new DAV\SimpleCollection('principals', array(
+                $principal = new MockPrincipal('user','principals/user'),
+            )),
+        );
+
+        $fakeServer = new DAV\Server($tree);
+        //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend(),'realm');
+        //$fakeServer->addPlugin($plugin);
+        $plugin = new Plugin();
+        $fakeServer->addPlugin($plugin);
+
+        $requestedProperties = array(
+            '{DAV:}group-membership',
+        );
+        $returnedProperties = array();
+
+        $result = $plugin->beforeGetProperties('principals/user',$principal,$requestedProperties,$returnedProperties);
+
+        $this->assertNull($result);
+
+        $this->assertTrue(isset($returnedProperties[200]));
+        $this->assertTrue(isset($returnedProperties[200]['{DAV:}group-membership']));
+        $this->assertInstanceOf('Sabre\\DAV\\Property\\HrefList', $returnedProperties[200]['{DAV:}group-membership']);
+
+        $this->assertEquals(array(), $returnedProperties[200]['{DAV:}group-membership']->getHrefs());
+
+    }
+
+    function testGetDisplayName() {
+
+        $tree = array(
+            new DAV\SimpleCollection('principals', array(
+                $principal = new MockPrincipal('user','principals/user'),
+            )),
+        );
+
+        $fakeServer = new DAV\Server($tree);
+        //$plugin = new DAV\Auth\Plugin(new DAV\Auth\MockBackend(),'realm');
+        //$fakeServer->addPlugin($plugin);
+        $plugin = new Plugin();
+        $fakeServer->addPlugin($plugin);
+
+        $requestedProperties = array(
+            '{DAV:}displayname',
+        );
+        $returnedProperties = array();
+
+        $result = $plugin->beforeGetProperties('principals/user',$principal,$requestedProperties,$returnedProperties);
+
+        $this->assertNull($result);
+
+        $this->assertTrue(isset($returnedProperties[200]));
+        $this->assertTrue(isset($returnedProperties[200]['{DAV:}displayname']));
+
+        $this->assertEquals('user', $returnedProperties[200]['{DAV:}displayname']);
+
+    }
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PluginUpdatePropertiesTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginUpdatePropertiesTest.php
new file mode 100644
index 000000000..53568654f
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PluginUpdatePropertiesTest.php
@@ -0,0 +1,127 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+require_once 'Sabre/DAVACL/MockPrincipal.php';
+
+class PluginUpdatePropertiesTest extends \PHPUnit_Framework_TestCase {
+
+    public function testUpdatePropertiesPassthrough() {
+
+        $tree = array(
+            new DAV\SimpleCollection('foo'),
+        );
+        $server = new DAV\Server($tree);
+        $server->addPlugin(new Plugin());
+
+        $result = $server->updateProperties('foo', array(
+            '{DAV:}foo' => 'bar',
+        ));
+
+        $expected = array(
+            'href' => 'foo',
+            '403' => array(
+                '{DAV:}foo' => null,
+            ),
+        );
+
+        $this->assertEquals($expected, $result);
+
+    }
+
+    public function testRemoveGroupMembers() {
+
+        $tree = array(
+            new MockPrincipal('foo','foo'),
+        );
+        $server = new DAV\Server($tree);
+        $server->addPlugin(new Plugin());
+
+        $result = $server->updateProperties('foo', array(
+            '{DAV:}group-member-set' => null,
+        ));
+
+        $expected = array(
+            'href' => 'foo',
+            '200' => array(
+                '{DAV:}group-member-set' => null,
+            ),
+        );
+
+        $this->assertEquals($expected, $result);
+        $this->assertEquals(array(),$tree[0]->getGroupMemberSet());
+
+    }
+
+    public function testSetGroupMembers() {
+
+        $tree = array(
+            new MockPrincipal('foo','foo'),
+        );
+        $server = new DAV\Server($tree);
+        $server->addPlugin(new Plugin());
+
+        $result = $server->updateProperties('foo', array(
+            '{DAV:}group-member-set' => new DAV\Property\HrefList(array('/bar','/baz'), true),
+        ));
+
+        $expected = array(
+            'href' => 'foo',
+            '200' => array(
+                '{DAV:}group-member-set' => null,
+            ),
+        );
+
+        $this->assertEquals($expected, $result);
+        $this->assertEquals(array('bar','baz'),$tree[0]->getGroupMemberSet());
+
+    }
+
+    /**
+     * @expectedException Sabre\DAV\Exception
+     */
+    public function testSetBadValue() {
+
+        $tree = array(
+            new MockPrincipal('foo','foo'),
+        );
+        $server = new DAV\Server($tree);
+        $server->addPlugin(new Plugin());
+
+        $result = $server->updateProperties('foo', array(
+            '{DAV:}group-member-set' => new \StdClass(),
+        ));
+
+    }
+
+    public function testSetBadNode() {
+
+        $tree = array(
+            new DAV\SimpleCollection('foo'),
+        );
+        $server = new DAV\Server($tree);
+        $server->addPlugin(new Plugin());
+
+        $result = $server->updateProperties('foo', array(
+            '{DAV:}group-member-set' => new DAV\Property\HrefList(array('/bar','/baz'),false),
+            '{DAV:}bar' => 'baz',
+        ));
+
+        $expected = array(
+            'href' => 'foo',
+            '403' => array(
+                '{DAV:}group-member-set' => null,
+            ),
+            '424' => array(
+                '{DAV:}bar' => null,
+            ),
+        );
+
+        $this->assertEquals($expected, $result);
+
+    }
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/AbstractPDOTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/AbstractPDOTest.php
new file mode 100644
index 000000000..3fe75ca0e
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/AbstractPDOTest.php
@@ -0,0 +1,178 @@
+<?php
+
+namespace Sabre\DAVACL\PrincipalBackend;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+abstract class AbstractPDOTest extends \PHPUnit_Framework_TestCase {
+
+    abstract function getPDO();
+
+    function testConstruct() {
+
+        $pdo = $this->getPDO();
+        $backend = new PDO($pdo);
+        $this->assertTrue($backend instanceof PDO);
+
+    }
+
+    /**
+     * @depends testConstruct
+     */
+    function testGetPrincipalsByPrefix() {
+
+        $pdo = $this->getPDO();
+        $backend = new PDO($pdo);
+
+        $expected = array(
+            array(
+                'uri' => 'principals/user',
+                '{http://sabredav.org/ns}email-address' => 'user@example.org',
+                '{DAV:}displayname' => 'User',
+            ),
+            array(
+                'uri' => 'principals/group',
+                '{http://sabredav.org/ns}email-address' => 'group@example.org',
+                '{DAV:}displayname' => 'Group',
+            ),
+        );
+
+        $this->assertEquals($expected, $backend->getPrincipalsByPrefix('principals'));
+        $this->assertEquals(array(), $backend->getPrincipalsByPrefix('foo'));
+
+    }
+
+    /**
+     * @depends testConstruct
+     */
+    function testGetPrincipalByPath() {
+
+        $pdo = $this->getPDO();
+        $backend = new PDO($pdo);
+
+        $expected = array(
+            'id' => 1,
+            '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'));
+
+    }
+
+    function testGetGroupMemberSet() {
+
+        $pdo = $this->getPDO();
+        $backend = new PDO($pdo);
+        $expected = array('principals/user');
+
+        $this->assertEquals($expected,$backend->getGroupMemberSet('principals/group'));
+
+    }
+
+    function testGetGroupMembership() {
+
+        $pdo = $this->getPDO();
+        $backend = new PDO($pdo);
+        $expected = array('principals/group');
+
+        $this->assertEquals($expected,$backend->getGroupMembership('principals/user'));
+
+    }
+
+    function testSetGroupMemberSet() {
+
+        $pdo = $this->getPDO();
+
+        // Start situation
+        $backend = new PDO($pdo);
+        $this->assertEquals(array('principals/user'), $backend->getGroupMemberSet('principals/group'));
+
+        // Removing all principals
+        $backend->setGroupMemberSet('principals/group', array());
+        $this->assertEquals(array(), $backend->getGroupMemberSet('principals/group'));
+
+        // Adding principals again
+        $backend->setGroupMemberSet('principals/group', array('principals/user'));
+        $this->assertEquals(array('principals/user'), $backend->getGroupMemberSet('principals/group'));
+
+
+    }
+
+    function testSearchPrincipals() {
+
+        $pdo = $this->getPDO();
+
+        $backend = new PDO($pdo);
+
+        $result = $backend->searchPrincipals('principals', array('{DAV:}blabla' => 'foo'));
+        $this->assertEquals(array(), $result);
+
+        $result = $backend->searchPrincipals('principals', array('{DAV:}displayname' => 'ou'));
+        $this->assertEquals(array('principals/group'), $result);
+
+        $result = $backend->searchPrincipals('principals', array('{DAV:}displayname' => 'UsEr', '{http://sabredav.org/ns}email-address' => 'USER@EXAMPLE'));
+        $this->assertEquals(array('principals/user'), $result);
+
+        $result = $backend->searchPrincipals('mom', array('{DAV:}displayname' => 'UsEr', '{http://sabredav.org/ns}email-address' => 'USER@EXAMPLE'));
+        $this->assertEquals(array(), $result);
+
+    }
+
+    function testUpdatePrincipal() {
+
+        $pdo = $this->getPDO();
+        $backend = new PDO($pdo);
+
+        $result = $backend->updatePrincipal('principals/user', array(
+            '{DAV:}displayname' => 'pietje',
+            '{http://sabredav.org/ns}vcard-url' => 'blabla',
+        ));
+
+        $this->assertTrue($result);
+
+        $this->assertEquals(array(
+            'id' => 1,
+            'uri' => 'principals/user',
+            '{DAV:}displayname' => 'pietje',
+            '{http://sabredav.org/ns}vcard-url' => 'blabla',
+            '{http://sabredav.org/ns}email-address' => 'user@example.org',
+        ), $backend->getPrincipalByPath('principals/user'));
+
+    }
+
+    function testUpdatePrincipalUnknownField() {
+
+        $pdo = $this->getPDO();
+        $backend = new PDO($pdo);
+
+        $result = $backend->updatePrincipal('principals/user', array(
+            '{DAV:}displayname' => 'pietje',
+            '{http://sabredav.org/ns}vcard-url' => 'blabla',
+            '{DAV:}unknown' => 'foo',
+        ));
+
+        $this->assertEquals(array(
+            424 => array(
+                '{DAV:}displayname' => null,
+                '{http://sabredav.org/ns}vcard-url' => null,
+            ),
+            403 => array(
+                '{DAV:}unknown' => null,
+            ),
+        ), $result); 
+
+        $this->assertEquals(array(
+            'id' => '1',
+            'uri' => 'principals/user',
+            '{DAV:}displayname' => 'User',
+            '{http://sabredav.org/ns}email-address' => 'user@example.org',
+        ), $backend->getPrincipalByPath('principals/user'));
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/Mock.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/Mock.php
new file mode 100644
index 000000000..354446e34
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/Mock.php
@@ -0,0 +1,184 @@
+<?php
+
+namespace Sabre\DAVACL\PrincipalBackend;
+
+class Mock extends AbstractBackend {
+
+    public $groupMembers = array();
+    public $principals;
+
+    function __construct() {
+
+        $this->principals = array(
+                array(
+                    'uri' => 'principals/user1',
+                    '{DAV:}displayname' => 'User 1',
+                    '{http://sabredav.org/ns}email-address' => 'user1.sabredav@sabredav.org',
+                    '{http://sabredav.org/ns}vcard-url' => 'addressbooks/user1/book1/vcard1.vcf',
+                ),
+                array(
+                    'uri' => 'principals/admin',
+                    '{DAV:}displayname' => 'Admin',
+                ),
+                array(
+                    'uri' => 'principals/user2',
+                    '{DAV:}displayname' => 'User 2',
+                    '{http://sabredav.org/ns}email-address' => 'user2.sabredav@sabredav.org',
+                ),
+            );
+
+
+    }
+
+    function getPrincipalsByPrefix($prefix) {
+
+        $prefix = trim($prefix,'/') . '/';
+        $return = array();
+
+        foreach($this->principals as $principal) {
+
+            if (strpos($principal['uri'], $prefix)!==0) continue;
+
+            $return[] = $principal;
+
+        }
+
+        return $return;
+
+    }
+
+    function addPrincipal(array $principal) {
+
+        $this->principals[] = $principal;
+
+    }
+
+    function getPrincipalByPath($path) {
+
+        foreach($this->getPrincipalsByPrefix('principals') as $principal) {
+            if ($principal['uri'] === $path) return $principal;
+        }
+
+    }
+
+    function searchPrincipals($prefixPath, array $searchProperties) {
+
+        $matches = array();
+        foreach($this->getPrincipalsByPrefix($prefixPath) as $principal) {
+
+            foreach($searchProperties as $key=>$value) {
+
+                if (!isset($principal[$key])) {
+                    continue 2;
+                }
+                if (mb_stripos($principal[$key],$value, 0, 'UTF-8')===false) {
+                    continue 2;
+                }
+
+            }
+            $matches[] = $principal['uri'];
+
+        }
+        return $matches;
+
+    }
+
+    function getGroupMemberSet($path) {
+
+        return isset($this->groupMembers[$path]) ? $this->groupMembers[$path] : array();
+
+    }
+
+    function getGroupMembership($path) {
+
+        $membership = array();
+        foreach($this->groupMembers as $group=>$members) {
+            if (in_array($path, $members)) $membership[] = $group;
+        }
+        return $membership;
+
+    }
+
+    function setGroupMemberSet($path, array $members) {
+
+        $this->groupMembers[$path] = $members;
+
+    }
+
+    /**
+     * Updates one ore more webdav properties on a principal.
+     *
+     * The list of mutations is supplied as an array. Each key in the array is
+     * a propertyname, such as {DAV:}displayname.
+     *
+     * Each value is the actual value to be updated. If a value is null, it
+     * must be deleted.
+     *
+     * This method should be atomic. It must either completely succeed, or
+     * completely fail. Success and failure can simply be returned as 'true' or
+     * 'false'.
+     *
+     * It is also possible to return detailed failure information. In that case
+     * an array such as this should be returned:
+     *
+     * array(
+     *   200 => array(
+     *      '{DAV:}prop1' => null,
+     *   ),
+     *   201 => array(
+     *      '{DAV:}prop2' => null,
+     *   ),
+     *   403 => array(
+     *      '{DAV:}prop3' => null,
+     *   ),
+     *   424 => array(
+     *      '{DAV:}prop4' => null,
+     *   ),
+     * );
+     *
+     * In this previous example prop1 was successfully updated or deleted, and
+     * prop2 was succesfully created.
+     *
+     * prop3 failed to update due to '403 Forbidden' and because of this prop4
+     * also could not be updated with '424 Failed dependency'.
+     *
+     * This last example was actually incorrect. While 200 and 201 could appear
+     * in 1 response, if there's any error (403) the other properties should
+     * always fail with 423 (failed dependency).
+     *
+     * But anyway, if you don't want to scratch your head over this, just
+     * return true or false.
+     *
+     * @param string $path
+     * @param array $mutations
+     * @return array|bool
+     */
+    public function updatePrincipal($path, $mutations) {
+
+        $value = null;
+        foreach($this->principals as $principalIndex=>$value) {
+            if ($value['uri'] === $path) {
+                $principal = $value;
+                break;
+            }
+        }
+        if (!$principal) return false;
+
+        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
new file mode 100644
index 000000000..84ba062ca
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOMySQLTest.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace Sabre\DAVACL\PrincipalBackend;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+require_once 'Sabre/TestUtil.php';
+
+class PDOMySQLTest extends AbstractPDOTest {
+
+    function getPDO() {
+
+        if (!SABRE_HASMYSQL) $this->markTestSkipped('MySQL driver is not available, or not properly configured');
+        $pdo = \Sabre\TestUtil::getMySQLDB();
+        if (!$pdo) $this->markTestSkipped('Could not connect to MySQL database');
+        $pdo->query("DROP TABLE IF EXISTS principals");
+        $pdo->query("
+create table principals (
+	id integer unsigned not null primary key auto_increment,
+	uri varchar(50),
+    email varchar(80),
+    displayname VARCHAR(80),
+    vcardurl VARCHAR(80),
+	unique(uri)
+);");
+
+        $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("DROP TABLE IF EXISTS groupmembers");
+        $pdo->query("CREATE TABLE groupmembers (
+                id INTEGER UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
+                    principal_id INTEGER UNSIGNED NOT NULL,
+                        member_id INTEGER UNSIGNED NOT NULL,
+                            UNIQUE(principal_id, member_id)
+                        );");
+
+        $pdo->query("INSERT INTO groupmembers (principal_id,member_id) VALUES (2,1)");
+
+        return $pdo;
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOSqliteTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOSqliteTest.php
new file mode 100644
index 000000000..192e188f9
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalBackend/PDOSqliteTest.php
@@ -0,0 +1,42 @@
+<?php
+
+namespace Sabre\DAVACL\PrincipalBackend;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+require_once 'Sabre/DAV/Auth/Backend/AbstractPDOTest.php';
+
+class PDOSQLiteTest extends AbstractPDOTest {
+
+    function tearDown() {
+
+        if (file_exists(SABRE_TEMPDIR . '/pdobackend')) unlink(SABRE_TEMPDIR . '/pdobackend');
+        if (file_exists(SABRE_TEMPDIR . '/pdobackend2')) unlink(SABRE_TEMPDIR . '/pdobackend2');
+
+    }
+
+    function getPDO() {
+
+        if (!SABRE_HASSQLITE) $this->markTestSkipped('SQLite driver is not available');
+        $pdo = new \PDO('sqlite:'.SABRE_TEMPDIR.'/pdobackend');
+        $pdo->setAttribute(\PDO::ATTR_ERRMODE,\PDO::ERRMODE_EXCEPTION);
+        $pdo->query('CREATE TABLE principals (id INTEGER PRIMARY KEY ASC, uri TEXT, email VARCHAR(80), displayname VARCHAR(80), vcardurl VARCHAR(80))');
+        $pdo->query('INSERT INTO principals VALUES (1, "principals/user","user@example.org","User",null)');
+        $pdo->query('INSERT INTO principals VALUES (2, "principals/group","group@example.org","Group",null)');
+
+        $pdo->query("CREATE TABLE groupmembers (
+                id INTEGER PRIMARY KEY ASC,
+                principal_id INT,
+                member_id INT,
+                UNIQUE(principal_id, member_id)
+        );");
+
+        $pdo->query("INSERT INTO groupmembers (principal_id,member_id) VALUES (2,1)");
+
+        return $pdo;
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalCollectionTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalCollectionTest.php
new file mode 100644
index 000000000..10b0c04da
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalCollectionTest.php
@@ -0,0 +1,52 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+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
+     * @expectedException Sabre\DAV\Exception\MethodNotAllowed
+     */
+    public function testGetChildrenDisable() {
+
+        $backend = new PrincipalBackend\Mock();
+        $pc = new PrincipalCollection($backend);
+        $pc->disableListing = true;
+
+        $children = $pc->getChildren();
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalPropertySearchTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalPropertySearchTest.php
new file mode 100644
index 000000000..9c3be4f9a
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalPropertySearchTest.php
@@ -0,0 +1,246 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+require_once 'Sabre/HTTP/ResponseMock.php';
+
+class PrincipalPropertySearchTest extends \PHPUnit_Framework_TestCase {
+
+    function getServer() {
+
+        $backend = new PrincipalBackend\Mock();
+
+        $dir = new DAV\SimpleCollection('root');
+        $principals = new PrincipalCollection($backend);
+        $dir->addChild($principals);
+
+        $fakeServer = new DAV\Server(new DAV\ObjectTree($dir));
+        $fakeServer->httpResponse = new HTTP\ResponseMock();
+        $fakeServer->debugExceptions = true;
+        $plugin = new MockPlugin($backend,'realm');
+        $plugin->allowAccessToNodesWithoutACL = true;
+
+        $this->assertTrue($plugin instanceof Plugin);
+        $fakeServer->addPlugin($plugin);
+        $this->assertEquals($plugin, $fakeServer->getPlugin('acl'));
+
+        return $fakeServer;
+
+    }
+
+    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 = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '1',
+            'REQUEST_URI'    => '/principals',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 400 Bad request', $server->httpResponse->status);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+        ), $server->httpResponse->headers);
+
+    }
+
+
+    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 = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '0',
+            'REQUEST_URI'    => '/principals',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 207 Multi-Status', $server->httpResponse->status);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+            'Vary'         => 'Brief,Prefer',
+        ), $server->httpResponse->headers);
+
+    }
+
+    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 = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '0',
+            'REQUEST_URI'    => '/',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 207 Multi-Status', $server->httpResponse->status, $server->httpResponse->body);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+            'Vary'         => 'Brief,Prefer',
+        ), $server->httpResponse->headers);
+
+
+        $check = array(
+            '/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,
+        );
+
+        $xml = simplexml_load_string($server->httpResponse->body);
+        $xml->registerXPathNamespace('d','DAV:');
+        foreach($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->body);
+
+        }
+
+    }
+    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 = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '0',
+            'REQUEST_URI'    => '/',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 207 Multi-Status', $server->httpResponse->status, $server->httpResponse->body);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+            'Vary'         => 'Brief,Prefer',
+        ), $server->httpResponse->headers);
+
+
+        $check = array(
+            '/d:multistatus',
+            '/d:multistatus/d:response' => 0,
+        );
+
+        $xml = simplexml_load_string($server->httpResponse->body);
+        $xml->registerXPathNamespace('d','DAV:');
+        foreach($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: ' . $server->httpResponse->body);
+
+        }
+
+    }
+}
+
+class MockPlugin extends Plugin {
+
+    function getCurrentUserPrivilegeSet($node) {
+
+        return array(
+            '{DAV:}read',
+            '{DAV:}write',
+        );
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalSearchPropertySetTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalSearchPropertySetTest.php
new file mode 100644
index 000000000..412389e8b
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalSearchPropertySetTest.php
@@ -0,0 +1,135 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+require_once 'Sabre/HTTP/ResponseMock.php';
+
+class PrincipalSearchPropertySetTest extends \PHPUnit_Framework_TestCase {
+
+    function getServer() {
+
+        $backend = new PrincipalBackend\Mock();
+
+        $dir = new DAV\SimpleCollection('root');
+        $principals = new PrincipalCollection($backend);
+        $dir->addChild($principals);
+
+        $fakeServer = new DAV\Server(new DAV\ObjectTree($dir));
+        $fakeServer->httpResponse = new HTTP\ResponseMock();
+        $plugin = new Plugin($backend,'realm');
+        $this->assertTrue($plugin instanceof Plugin);
+        $fakeServer->addPlugin($plugin);
+        $this->assertEquals($plugin, $fakeServer->getPlugin('acl'));
+
+        return $fakeServer;
+
+    }
+
+    function testDepth1() {
+
+        $xml = '<?xml version="1.0"?>
+<d:principal-search-property-set xmlns:d="DAV:" />';
+
+        $serverVars = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '1',
+            'REQUEST_URI'    => '/principals',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 400 Bad request', $server->httpResponse->status);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+        ), $server->httpResponse->headers);
+
+    }
+
+    function testDepthIncorrectXML() {
+
+        $xml = '<?xml version="1.0"?>
+<d:principal-search-property-set xmlns:d="DAV:"><d:ohell /></d:principal-search-property-set>';
+
+        $serverVars = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '0',
+            'REQUEST_URI'    => '/principals',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 400 Bad request', $server->httpResponse->status, $server->httpResponse->body);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+        ), $server->httpResponse->headers);
+
+    }
+
+    function testCorrect() {
+
+        $xml = '<?xml version="1.0"?>
+<d:principal-search-property-set xmlns:d="DAV:"/>';
+
+        $serverVars = array(
+            'REQUEST_METHOD' => 'REPORT',
+            'HTTP_DEPTH'     => '0',
+            'REQUEST_URI'    => '/principals',
+        );
+
+        $request = new HTTP\Request($serverVars);
+        $request->setBody($xml);
+
+        $server = $this->getServer();
+        $server->httpRequest = $request;
+
+        $server->exec();
+
+        $this->assertEquals('HTTP/1.1 200 OK', $server->httpResponse->status, $server->httpResponse->body);
+        $this->assertEquals(array(
+            'Content-Type' => 'application/xml; charset=utf-8',
+        ), $server->httpResponse->headers);
+
+
+        $check = array(
+            '/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,
+        );
+
+        $xml = simplexml_load_string($server->httpResponse->body);
+        $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->body);
+
+        }
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalTest.php
new file mode 100644
index 000000000..2d4371138
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/PrincipalTest.php
@@ -0,0 +1,204 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+class PrincipalTest extends \PHPUnit_Framework_TestCase {
+
+    public function testConstruct() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $this->assertTrue($principal instanceof Principal);
+
+    }
+
+    /**
+     * @expectedException Sabre\DAV\Exception
+     */
+    public function testConstructNoUri() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array());
+
+    }
+
+    public function testGetName() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $this->assertEquals('admin',$principal->getName());
+
+    }
+
+    public function testGetDisplayName() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $this->assertEquals('admin',$principal->getDisplayname());
+
+        $principal = new Principal($principalBackend, array(
+            'uri' => 'principals/admin',
+            '{DAV:}displayname' => 'Mr. Admin'
+        ));
+        $this->assertEquals('Mr. Admin',$principal->getDisplayname());
+
+    }
+
+    public function testGetProperties() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array(
+            'uri' => 'principals/admin',
+            '{DAV:}displayname' => 'Mr. Admin',
+            '{http://www.example.org/custom}custom' => 'Custom',
+            '{http://sabredav.org/ns}email-address' => 'admin@example.org',
+        ));
+
+        $keys = array(
+            '{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, array('uri' => 'principals/admin'));
+        $result = $principal->updateProperties(array('{DAV:}yourmom'=>'test'));
+        $this->assertEquals(true,$result);
+
+    }
+
+    public function testGetPrincipalUrl() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $this->assertEquals('principals/admin',$principal->getPrincipalUrl());
+
+    }
+
+    public function testGetAlternateUriSet() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array(
+            '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' => array(
+                'mailto:admin+1@example.org',
+                'mailto:admin+2@example.org',
+                'mailto:admin@example.org',
+            ),
+        ));
+
+        $expected = array(
+            '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, array(
+            'uri' => 'principals/admin',
+        ));
+
+        $expected = array();
+
+        $this->assertEquals($expected,$principal->getAlternateUriSet());
+
+    }
+
+    public function testGetGroupMemberSet() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $this->assertEquals(array(),$principal->getGroupMemberSet());
+
+    }
+    public function testGetGroupMembership() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $this->assertEquals(array(),$principal->getGroupMembership());
+
+    }
+
+    public function testSetGroupMemberSet() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $principal->setGroupMemberSet(array('principals/foo'));
+
+        $this->assertEquals(array(
+            'principals/admin' => array('principals/foo'),
+        ), $principalBackend->groupMembers);
+
+    }
+
+    public function testGetOwner() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $this->assertEquals('principals/admin',$principal->getOwner());
+
+    }
+
+    public function testGetGroup() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $this->assertNull($principal->getGroup());
+
+    }
+
+    public function testGetACl() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $this->assertEquals(array(
+            array(
+                'privilege' => '{DAV:}read',
+                'principal' => 'principals/admin',
+                'protected' => true,
+            )
+        ),$principal->getACL());
+
+    }
+
+    /**
+     * @expectedException Sabre\DAV\Exception\MethodNotAllowed
+     */
+    public function testSetACl() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $principal->setACL(array());
+
+    }
+
+    public function testGetSupportedPrivilegeSet() {
+
+        $principalBackend = new PrincipalBackend\Mock();
+        $principal = new Principal($principalBackend, array('uri' => 'principals/admin'));
+        $this->assertNull($principal->getSupportedPrivilegeSet());
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Property/ACLRestrictionsTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Property/ACLRestrictionsTest.php
new file mode 100644
index 000000000..72a2f36a4
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Property/ACLRestrictionsTest.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Sabre\DAVACL\Property;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+class ACLRestrictionsTest extends \PHPUnit_Framework_TestCase {
+
+    function testConstruct() {
+
+        $prop = new AclRestrictions();
+
+    }
+
+    function testSerializeEmpty() {
+
+        $dom = new \DOMDocument('1.0');
+        $root = $dom->createElementNS('DAV:','d:root');
+
+        $dom->appendChild($root);
+
+        $acl = new AclRestrictions();
+        $acl->serialize(new DAV\Server(), $root);
+
+        $xml = $dom->saveXML();
+        $expected = '<?xml version="1.0"?>
+<d:root xmlns:d="DAV:"><d:grant-only/><d:no-invert/></d:root>
+';
+        $this->assertEquals($expected, $xml);
+
+    }
+
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Property/ACLTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Property/ACLTest.php
new file mode 100644
index 000000000..7f2014df3
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Property/ACLTest.php
@@ -0,0 +1,335 @@
+<?php
+
+namespace Sabre\DAVACL\Property;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+class ACLTest extends \PHPUnit_Framework_TestCase {
+
+    function testConstruct() {
+
+        $acl = new Acl(array());
+
+    }
+
+    function testSerializeEmpty() {
+
+        $dom = new \DOMDocument('1.0');
+        $root = $dom->createElementNS('DAV:','d:root');
+
+        $dom->appendChild($root);
+
+        $acl = new Acl(array());
+        $acl->serialize(new DAV\Server(), $root);
+
+        $xml = $dom->saveXML();
+        $expected = '<?xml version="1.0"?>
+<d:root xmlns:d="DAV:"/>
+';
+        $this->assertEquals($expected, $xml);
+
+    }
+
+    function testSerialize() {
+
+        $dom = new \DOMDocument('1.0');
+        $root = $dom->createElementNS('DAV:','d:root');
+
+        $dom->appendChild($root);
+
+        $privileges = array(
+            array(
+                'principal' => 'principals/evert',
+                'privilege' => '{DAV:}write',
+                'uri'       => 'articles',
+            ),
+            array(
+                'principal' => 'principals/foo',
+                'privilege' => '{DAV:}read',
+                'uri'       => 'articles',
+                'protected' => true,
+            ),
+        );
+
+        $acl = new Acl($privileges);
+        $acl->serialize(new DAV\Server(), $root);
+
+        $dom->formatOutput = true;
+
+        $xml = $dom->saveXML();
+        $expected = '<?xml version="1.0"?>
+<d:root xmlns:d="DAV:">
+  <d:ace>
+    <d:principal>
+      <d:href>/principals/evert/</d:href>
+    </d:principal>
+    <d:grant>
+      <d:privilege>
+        <d:write/>
+      </d:privilege>
+    </d:grant>
+  </d:ace>
+  <d:ace>
+    <d:principal>
+      <d:href>/principals/foo/</d:href>
+    </d:principal>
+    <d:grant>
+      <d:privilege>
+        <d:read/>
+      </d:privilege>
+    </d:grant>
+    <d:protected/>
+  </d:ace>
+</d:root>
+';
+        $this->assertEquals($expected, $xml);
+
+    }
+
+    function testSerializeSpecialPrincipals() {
+
+        $dom = new \DOMDocument('1.0');
+        $root = $dom->createElementNS('DAV:','d:root');
+
+        $dom->appendChild($root);
+
+        $privileges = array(
+            array(
+                'principal' => '{DAV:}authenticated',
+                'privilege' => '{DAV:}write',
+                'uri'       => 'articles',
+            ),
+            array(
+                'principal' => '{DAV:}unauthenticated',
+                'privilege' => '{DAV:}write',
+                'uri'       => 'articles',
+            ),
+            array(
+                'principal' => '{DAV:}all',
+                'privilege' => '{DAV:}write',
+                'uri'       => 'articles',
+            ),
+
+        );
+
+        $acl = new Acl($privileges);
+        $acl->serialize(new DAV\Server(), $root);
+
+        $dom->formatOutput = true;
+
+        $xml = $dom->saveXML();
+        $expected = '<?xml version="1.0"?>
+<d:root xmlns:d="DAV:">
+  <d:ace>
+    <d:principal>
+      <d:authenticated/>
+    </d:principal>
+    <d:grant>
+      <d:privilege>
+        <d:write/>
+      </d:privilege>
+    </d:grant>
+  </d:ace>
+  <d:ace>
+    <d:principal>
+      <d:unauthenticated/>
+    </d:principal>
+    <d:grant>
+      <d:privilege>
+        <d:write/>
+      </d:privilege>
+    </d:grant>
+  </d:ace>
+  <d:ace>
+    <d:principal>
+      <d:all/>
+    </d:principal>
+    <d:grant>
+      <d:privilege>
+        <d:write/>
+      </d:privilege>
+    </d:grant>
+  </d:ace>
+</d:root>
+';
+        $this->assertEquals($expected, $xml);
+
+    }
+
+    function testUnserialize() {
+
+        $source = '<?xml version="1.0"?>
+<d:root xmlns:d="DAV:">
+  <d:ace>
+    <d:principal>
+      <d:href>/principals/evert/</d:href>
+    </d:principal>
+    <d:grant>
+      <d:privilege>
+        <d:write/>
+      </d:privilege>
+    </d:grant>
+  </d:ace>
+  <d:ace>
+    <d:principal>
+      <d:href>/principals/foo/</d:href>
+    </d:principal>
+    <d:grant>
+      <d:privilege>
+        <d:read/>
+      </d:privilege>
+    </d:grant>
+    <d:protected/>
+  </d:ace>
+</d:root>
+';
+
+        $dom = DAV\XMLUtil::loadDOMDocument($source);
+        $result = Acl::unserialize($dom->firstChild);
+
+        $this->assertInstanceOf('Sabre\\DAVACL\\Property\\ACL', $result);
+
+        $expected = array(
+            array(
+                'principal' => '/principals/evert/',
+                'protected' => false,
+                'privilege' => '{DAV:}write',
+            ),
+            array(
+                'principal' => '/principals/foo/',
+                'protected' => true,
+                'privilege' => '{DAV:}read',
+            ),
+        );
+
+        $this->assertEquals($expected, $result->getPrivileges());
+
+
+    }
+
+    /**
+     * @expectedException Sabre\DAV\Exception\BadRequest
+     */
+    function testUnserializeNoPrincipal() {
+
+        $source = '<?xml version="1.0"?>
+<d:root xmlns:d="DAV:">
+  <d:ace>
+    <d:grant>
+      <d:privilege>
+        <d:write/>
+      </d:privilege>
+    </d:grant>
+  </d:ace>
+</d:root>
+';
+
+        $dom = DAV\XMLUtil::loadDOMDocument($source);
+        Acl::unserialize($dom->firstChild);
+
+    }
+
+    function testUnserializeOtherPrincipal() {
+
+        $source = '<?xml version="1.0"?>
+<d:root xmlns:d="DAV:">
+  <d:ace>
+    <d:grant>
+      <d:privilege>
+        <d:write/>
+      </d:privilege>
+    </d:grant>
+    <d:principal><d:authenticated /></d:principal>
+  </d:ace>
+  <d:ace>
+    <d:grant>
+      <d:privilege>
+        <d:write/>
+      </d:privilege>
+    </d:grant>
+    <d:principal><d:unauthenticated /></d:principal>
+  </d:ace>
+  <d:ace>
+    <d:grant>
+      <d:privilege>
+        <d:write/>
+      </d:privilege>
+    </d:grant>
+    <d:principal><d:all /></d:principal>
+  </d:ace>
+</d:root>
+';
+
+        $dom = DAV\XMLUtil::loadDOMDocument($source);
+        $result = Acl::unserialize($dom->firstChild);
+
+        $this->assertInstanceOf('Sabre\\DAVACL\\Property\\Acl', $result);
+
+        $expected = array(
+            array(
+                'principal' => '{DAV:}authenticated',
+                'protected' => false,
+                'privilege' => '{DAV:}write',
+            ),
+            array(
+                'principal' => '{DAV:}unauthenticated',
+                'protected' => false,
+                'privilege' => '{DAV:}write',
+            ),
+            array(
+                'principal' => '{DAV:}all',
+                'protected' => false,
+                'privilege' => '{DAV:}write',
+            ),
+        );
+
+        $this->assertEquals($expected, $result->getPrivileges());
+
+
+    }
+
+    /**
+     * @expectedException Sabre\DAV\Exception\NotImplemented
+     */
+    function testUnserializeDeny() {
+
+        $source = '<?xml version="1.0"?>
+<d:root xmlns:d="DAV:">
+  <d:ace>
+    <d:deny>
+      <d:privilege>
+        <d:write/>
+      </d:privilege>
+    </d:deny>
+    <d:principal><d:href>/principals/evert</d:href></d:principal>
+  </d:ace>
+</d:root>
+';
+
+        $dom = DAV\XMLUtil::loadDOMDocument($source);
+        Acl::unserialize($dom->firstChild);
+    }
+
+    /**
+     * @expectedException Sabre\DAV\Exception\BadRequest
+     */
+    function testUnserializeMissingPriv() {
+
+        $source = '<?xml version="1.0"?>
+<d:root xmlns:d="DAV:">
+  <d:ace>
+    <d:grant>
+      <d:privilege />
+    </d:grant>
+    <d:principal><d:href>/principals/evert</d:href></d:principal>
+  </d:ace>
+</d:root>
+';
+
+        $dom = DAV\XMLUtil::loadDOMDocument($source);
+        Acl::unserialize($dom->firstChild);
+
+    }
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Property/CurrentUserPrivilegeSetTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Property/CurrentUserPrivilegeSetTest.php
new file mode 100644
index 000000000..e71addb65
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Property/CurrentUserPrivilegeSetTest.php
@@ -0,0 +1,68 @@
+<?php
+
+namespace Sabre\DAVACL\Property;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+class CurrentUserPrivilegeSetTest extends \PHPUnit_Framework_TestCase {
+
+    function testSerialize() {
+
+        $privileges = array(
+            '{DAV:}read',
+            '{DAV:}write',
+        );
+        $prop = new CurrentUserPrivilegeSet($privileges);
+
+        $server = new DAV\Server();
+        $dom = new \DOMDocument('1.0','utf-8');
+        $root = $dom->createElementNS('DAV:','d:root');
+        $dom->appendChild($root);
+
+        $prop->serialize($server, $root);
+
+        $xpaths = array(
+            '/d:root' => 1,
+            '/d:root/d:privilege' => 2,
+            '/d:root/d:privilege/d:read' => 1,
+            '/d:root/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);
+
+        }
+
+    }
+
+    function testUnserialize() {
+
+        $source = '<?xml version="1.0"?>
+<d:root xmlns:d="DAV:">
+    <d:privilege>
+        <d:write-properties />
+    </d:privilege>
+    <d:privilege>
+        <d:read />
+    </d:privilege>
+</d:root>
+';
+
+        $dom = DAV\XMLUtil::loadDOMDocument($source);
+        $result = CurrentUserPrivilegeSet::unserialize($dom->firstChild, array());
+        $this->assertTrue($result->has('{DAV:}read'));
+        $this->assertTrue($result->has('{DAV:}write-properties'));
+        $this->assertFalse($result->has('{DAV:}bind'));
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Property/PrincipalTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Property/PrincipalTest.php
new file mode 100644
index 000000000..be12c79ee
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Property/PrincipalTest.php
@@ -0,0 +1,181 @@
+<?php
+
+namespace Sabre\DAVACL\Property;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+class PrincipalTest extends \PHPUnit_Framework_TestCase {
+
+    function testSimple() {
+
+        $principal = new Principal(Principal::UNAUTHENTICATED);
+        $this->assertEquals(Principal::UNAUTHENTICATED, $principal->getType());
+        $this->assertNull($principal->getHref());
+
+        $principal = new Principal(Principal::AUTHENTICATED);
+        $this->assertEquals(Principal::AUTHENTICATED, $principal->getType());
+        $this->assertNull($principal->getHref());
+
+        $principal = new Principal(Principal::HREF,'admin');
+        $this->assertEquals(Principal::HREF, $principal->getType());
+        $this->assertEquals('admin',$principal->getHref());
+
+    }
+
+    /**
+     * @depends testSimple
+     * @expectedException Sabre\DAV\Exception
+     */
+    function testNoHref() {
+
+        $principal = new Principal(Principal::HREF);
+
+    }
+
+    /**
+     * @depends testSimple
+     */
+    function testSerializeUnAuthenticated() {
+
+        $prin = new Principal(Principal::UNAUTHENTICATED);
+
+        $doc = new \DOMDocument();
+        $root = $doc->createElement('d:principal');
+        $root->setAttribute('xmlns:d','DAV:');
+
+        $doc->appendChild($root);
+        $objectTree = new DAV\ObjectTree(new DAV\SimpleCollection('rootdir'));
+        $server = new DAV\Server($objectTree);
+
+        $prin->serialize($server, $root);
+
+        $xml = $doc->saveXML();
+
+        $this->assertEquals(
+'<?xml version="1.0"?>
+<d:principal xmlns:d="DAV:">' .
+'<d:unauthenticated/>' .
+'</d:principal>
+', $xml);
+
+    }
+
+
+    /**
+     * @depends testSerializeUnAuthenticated
+     */
+    function testSerializeAuthenticated() {
+
+        $prin = new Principal(Principal::AUTHENTICATED);
+
+        $doc = new \DOMDocument();
+        $root = $doc->createElement('d:principal');
+        $root->setAttribute('xmlns:d','DAV:');
+
+        $doc->appendChild($root);
+        $objectTree = new DAV\ObjectTree(new DAV\SimpleCollection('rootdir'));
+        $server = new DAV\Server($objectTree);
+
+        $prin->serialize($server, $root);
+
+        $xml = $doc->saveXML();
+
+        $this->assertEquals(
+'<?xml version="1.0"?>
+<d:principal xmlns:d="DAV:">' .
+'<d:authenticated/>' .
+'</d:principal>
+', $xml);
+
+    }
+
+
+    /**
+     * @depends testSerializeUnAuthenticated
+     */
+    function testSerializeHref() {
+
+        $prin = new Principal(Principal::HREF,'principals/admin');
+
+        $doc = new \DOMDocument();
+        $root = $doc->createElement('d:principal');
+        $root->setAttribute('xmlns:d','DAV:');
+
+        $doc->appendChild($root);
+        $objectTree = new DAV\ObjectTree(new DAV\SimpleCollection('rootdir'));
+        $server = new DAV\Server($objectTree);
+
+        $prin->serialize($server, $root);
+
+        $xml = $doc->saveXML();
+
+        $this->assertEquals(
+'<?xml version="1.0"?>
+<d:principal xmlns:d="DAV:">' .
+'<d:href>/principals/admin</d:href>' .
+'</d:principal>
+', $xml);
+
+    }
+
+    function testUnserializeHref() {
+
+        $xml = '<?xml version="1.0"?>
+<d:principal xmlns:d="DAV:">' .
+'<d:href>/principals/admin</d:href>' .
+'</d:principal>';
+
+        $dom = DAV\XMLUtil::loadDOMDocument($xml);
+
+        $principal = Principal::unserialize($dom->firstChild);
+        $this->assertEquals(Principal::HREF, $principal->getType());
+        $this->assertEquals('/principals/admin', $principal->getHref());
+
+    }
+
+    function testUnserializeAuthenticated() {
+
+        $xml = '<?xml version="1.0"?>
+<d:principal xmlns:d="DAV:">' .
+'  <d:authenticated />' .
+'</d:principal>';
+
+        $dom = DAV\XMLUtil::loadDOMDocument($xml);
+
+        $principal = Principal::unserialize($dom->firstChild);
+        $this->assertEquals(Principal::AUTHENTICATED, $principal->getType());
+
+    }
+
+    function testUnserializeUnauthenticated() {
+
+        $xml = '<?xml version="1.0"?>
+<d:principal xmlns:d="DAV:">' .
+'  <d:unauthenticated />' .
+'</d:principal>';
+
+        $dom = DAV\XMLUtil::loadDOMDocument($xml);
+
+        $principal = Principal::unserialize($dom->firstChild);
+        $this->assertEquals(Principal::UNAUTHENTICATED, $principal->getType());
+
+    }
+
+    /**
+     * @expectedException Sabre\DAV\Exception\BadRequest
+     */
+    function testUnserializeUnknown() {
+
+        $xml = '<?xml version="1.0"?>
+<d:principal xmlns:d="DAV:">' .
+'  <d:foo />' .
+'</d:principal>';
+
+        $dom = DAV\XMLUtil::loadDOMDocument($xml);
+
+        Principal::unserialize($dom->firstChild);
+
+    }
+
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/Property/SupportedPrivilegeSetTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/Property/SupportedPrivilegeSetTest.php
new file mode 100644
index 000000000..943316331
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/Property/SupportedPrivilegeSetTest.php
@@ -0,0 +1,106 @@
+<?php
+
+namespace Sabre\DAVACL\Property;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+
+class SupportedPrivilegeSetTest extends \PHPUnit_Framework_TestCase {
+
+    function testSimple() {
+
+        $prop = new SupportedPrivilegeSet(array(
+            'privilege' => '{DAV:}all',
+        ));
+
+    }
+
+
+    /**
+     * @depends testSimple
+     */
+    function testSerializeSimple() {
+
+        $prop = new SupportedPrivilegeSet(array(
+            'privilege' => '{DAV:}all',
+        ));
+
+        $doc = new \DOMDocument();
+        $root = $doc->createElementNS('DAV:', 'd:supported-privilege-set');
+
+        $doc->appendChild($root);
+
+        $server = new DAV\Server();
+        $prop->serialize($server, $root);
+
+        $xml = $doc->saveXML();
+
+        $this->assertEquals(
+'<?xml version="1.0"?>
+<d:supported-privilege-set xmlns:d="DAV:">' .
+'<d:supported-privilege>' .
+'<d:privilege>' .
+'<d:all/>' .
+'</d:privilege>' .
+'</d:supported-privilege>' .
+'</d:supported-privilege-set>
+', $xml);
+
+    }
+
+    /**
+     * @depends testSimple
+     */
+    function testSerializeAggregate() {
+
+        $prop = new SupportedPrivilegeSet(array(
+            'privilege' => '{DAV:}all',
+            'abstract'  => true,
+            'aggregates' => array(
+                array(
+                    'privilege' => '{DAV:}read',
+                ),
+                array(
+                    'privilege' => '{DAV:}write',
+                    'description' => 'booh',
+                ),
+            ),
+        ));
+
+        $doc = new \DOMDocument();
+        $root = $doc->createElementNS('DAV:', 'd:supported-privilege-set');
+
+        $doc->appendChild($root);
+
+        $server = new DAV\Server();
+        $prop->serialize($server, $root);
+
+        $xml = $doc->saveXML();
+
+        $this->assertEquals(
+'<?xml version="1.0"?>
+<d:supported-privilege-set xmlns:d="DAV:">' .
+'<d:supported-privilege>' .
+'<d:privilege>' .
+'<d:all/>' .
+'</d:privilege>' .
+'<d:abstract/>' .
+'<d:supported-privilege>' .
+'<d:privilege>' .
+'<d:read/>' .
+'</d:privilege>' .
+'</d:supported-privilege>' .
+'<d:supported-privilege>' .
+'<d:privilege>' .
+'<d:write/>' .
+'</d:privilege>' .
+'<d:description>booh</d:description>' .
+'</d:supported-privilege>' .
+'</d:supported-privilege>' .
+'</d:supported-privilege-set>
+', $xml);
+
+    }
+}
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/SimplePluginTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/SimplePluginTest.php
new file mode 100644
index 000000000..04ed5c330
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/SimplePluginTest.php
@@ -0,0 +1,322 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+use Sabre\DAV;
+use Sabre\HTTP;
+
+
+require_once 'Sabre/DAVACL/MockPrincipal.php';
+require_once 'Sabre/DAVACL/MockACLNode.php';
+
+class SimplePluginTest extends \PHPUnit_Framework_TestCase {
+
+    function testValues() {
+
+        $aclPlugin = new Plugin();
+        $this->assertEquals('acl',$aclPlugin->getPluginName());
+        $this->assertEquals(
+            array('access-control', 'calendarserver-principal-property-search'),
+            $aclPlugin->getFeatures()
+        );
+
+        $this->assertEquals(
+            array(
+                '{DAV:}expand-property',
+                '{DAV:}principal-property-search',
+                '{DAV:}principal-search-property-set'
+            ),
+            $aclPlugin->getSupportedReportSet(''));
+
+        $this->assertEquals(array('ACL'), $aclPlugin->getMethods(''));
+
+    }
+
+    function testGetFlatPrivilegeSet() {
+
+        $expected = array(
+            '{DAV:}all' => array(
+                'privilege' => '{DAV:}all',
+                'abstract' => true,
+                'aggregates' => array(
+                    '{DAV:}read',
+                    '{DAV:}write',
+                ),
+                'concrete' => null,
+            ),
+            '{DAV:}read' => array(
+                'privilege' => '{DAV:}read',
+                'abstract' => false,
+                'aggregates' => array(
+                    '{DAV:}read-acl',
+                    '{DAV:}read-current-user-privilege-set',
+                ),
+                'concrete' => '{DAV:}read',
+            ),
+            '{DAV:}read-acl' => array(
+                'privilege' => '{DAV:}read-acl',
+                'abstract' => true,
+                'aggregates' => array(),
+                'concrete' => '{DAV:}read',
+            ),
+            '{DAV:}read-current-user-privilege-set' => array(
+                'privilege' => '{DAV:}read-current-user-privilege-set',
+                'abstract' => true,
+                'aggregates' => array(),
+                'concrete' => '{DAV:}read',
+            ),
+            '{DAV:}write' => array(
+                'privilege' => '{DAV:}write',
+                'abstract' => false,
+                'aggregates' => array(
+                    '{DAV:}write-acl',
+                    '{DAV:}write-properties',
+                    '{DAV:}write-content',
+                    '{DAV:}bind',
+                    '{DAV:}unbind',
+                    '{DAV:}unlock',
+                ),
+                'concrete' => '{DAV:}write',
+            ),
+            '{DAV:}write-acl' => array(
+                'privilege' => '{DAV:}write-acl',
+                'abstract' => true,
+                'aggregates' => array(),
+                'concrete' => '{DAV:}write',
+            ),
+            '{DAV:}write-properties' => array(
+                'privilege' => '{DAV:}write-properties',
+                'abstract' => true,
+                'aggregates' => array(),
+                'concrete' => '{DAV:}write',
+            ),
+            '{DAV:}write-content' => array(
+                'privilege' => '{DAV:}write-content',
+                'abstract' => true,
+                'aggregates' => array(),
+                'concrete' => '{DAV:}write',
+            ),
+            '{DAV:}unlock' => array(
+                'privilege' => '{DAV:}unlock',
+                'abstract' => true,
+                'aggregates' => array(),
+                'concrete' => '{DAV:}write',
+            ),
+            '{DAV:}bind' => array(
+                'privilege' => '{DAV:}bind',
+                'abstract' => true,
+                'aggregates' => array(),
+                'concrete' => '{DAV:}write',
+            ),
+            '{DAV:}unbind' => array(
+                'privilege' => '{DAV:}unbind',
+                'abstract' => true,
+                'aggregates' => array(),
+                'concrete' => '{DAV:}write',
+            ),
+
+        );
+
+        $plugin = new Plugin();
+        $server = new DAV\Server();
+        $server->addPlugin($plugin);
+        $this->assertEquals($expected, $plugin->getFlatPrivilegeSet(''));
+
+    }
+
+    function testCurrentUserPrincipalsNotLoggedIn() {
+
+        $acl = new Plugin();
+        $server = new DAV\Server();
+        $server->addPlugin($acl);
+
+        $this->assertEquals(array(),$acl->getCurrentUserPrincipals());
+
+    }
+
+    function testCurrentUserPrincipalsSimple() {
+
+        $tree = array(
+
+            new DAV\SimpleCollection('principals', array(
+                new MockPrincipal('admin','principals/admin'),
+            ))
+
+        );
+
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->addPlugin($acl);
+
+        $auth = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock(),'SabreDAV');
+        $server->addPlugin($auth);
+
+        //forcing login
+        $auth->beforeMethod('GET','/');
+
+        $this->assertEquals(array('principals/admin'),$acl->getCurrentUserPrincipals());
+
+    }
+
+    function testCurrentUserPrincipalsGroups() {
+
+        $tree = array(
+
+            new DAV\SimpleCollection('principals', array(
+                new MockPrincipal('admin','principals/admin',array('principals/administrators', 'principals/everyone')),
+                new MockPrincipal('administrators','principals/administrators',array('principals/groups'), array('principals/admin')),
+                new MockPrincipal('everyone','principals/everyone',array(), array('principals/admin')),
+                new MockPrincipal('groups','principals/groups',array(), array('principals/administrators')),
+            ))
+
+        );
+
+        $acl = new Plugin();
+        $server = new DAV\Server($tree);
+        $server->addPlugin($acl);
+
+        $auth = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock(),'SabreDAV');
+        $server->addPlugin($auth);
+
+        //forcing login
+        $auth->beforeMethod('GET','/');
+
+        $expected = array(
+            '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());
+
+    }
+
+    function testGetACL() {
+
+        $acl = array(
+            array(
+                'principal' => 'principals/admin',
+                'privilege' => '{DAV:}read',
+            ),
+            array(
+                'principal' => 'principals/admin',
+                'privilege' => '{DAV:}write',
+            ),
+        );
+
+
+        $tree = array(
+            new MockACLNode('foo',$acl),
+        );
+
+        $server = new DAV\Server($tree);
+        $aclPlugin = new Plugin();
+        $server->addPlugin($aclPlugin);
+
+        $this->assertEquals($acl,$aclPlugin->getACL('foo'));
+
+    }
+
+    function testGetCurrentUserPrivilegeSet() {
+
+        $acl = array(
+            array(
+                'principal' => 'principals/admin',
+                'privilege' => '{DAV:}read',
+            ),
+            array(
+                'principal' => 'principals/user1',
+                'privilege' => '{DAV:}read',
+            ),
+            array(
+                'principal' => 'principals/admin',
+                'privilege' => '{DAV:}write',
+            ),
+        );
+
+
+        $tree = array(
+            new MockACLNode('foo',$acl),
+
+            new DAV\SimpleCollection('principals', array(
+                new MockPrincipal('admin','principals/admin'),
+            )),
+
+        );
+
+        $server = new DAV\Server($tree);
+        $aclPlugin = new Plugin();
+        $server->addPlugin($aclPlugin);
+
+        $auth = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock(),'SabreDAV');
+        $server->addPlugin($auth);
+
+        //forcing login
+        $auth->beforeMethod('GET','/');
+
+        $expected = array(
+            '{DAV:}write',
+            '{DAV:}write-acl',
+            '{DAV:}write-properties',
+            '{DAV:}write-content',
+            '{DAV:}bind',
+            '{DAV:}unbind',
+            '{DAV:}unlock',
+            '{DAV:}read',
+            '{DAV:}read-acl',
+            '{DAV:}read-current-user-privilege-set',
+        );
+
+        $this->assertEquals($expected,$aclPlugin->getCurrentUserPrivilegeSet('foo'));
+
+    }
+
+    function testCheckPrivileges() {
+
+        $acl = array(
+            array(
+                'principal' => 'principals/admin',
+                'privilege' => '{DAV:}read',
+            ),
+            array(
+                'principal' => 'principals/user1',
+                'privilege' => '{DAV:}read',
+            ),
+            array(
+                'principal' => 'principals/admin',
+                'privilege' => '{DAV:}write',
+            ),
+        );
+
+
+        $tree = array(
+            new MockACLNode('foo',$acl),
+
+            new DAV\SimpleCollection('principals', array(
+                new MockPrincipal('admin','principals/admin'),
+            )),
+
+        );
+
+        $server = new DAV\Server($tree);
+        $aclPlugin = new Plugin();
+        $server->addPlugin($aclPlugin);
+
+        $auth = new DAV\Auth\Plugin(new DAV\Auth\Backend\Mock(),'SabreDAV');
+        $server->addPlugin($auth);
+
+        //forcing login
+        //$auth->beforeMethod('GET','/');
+
+        $this->assertFalse($aclPlugin->checkPrivileges('foo', array('{DAV:}read'), Plugin::R_PARENT, false));
+
+    }
+}
+
+
+
+
diff --git a/vendor/sabre/dav/tests/Sabre/DAVACL/VersionTest.php b/vendor/sabre/dav/tests/Sabre/DAVACL/VersionTest.php
new file mode 100644
index 000000000..c432527dc
--- /dev/null
+++ b/vendor/sabre/dav/tests/Sabre/DAVACL/VersionTest.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace Sabre\DAVACL;
+
+class VersionTest extends \PHPUnit_Framework_TestCase {
+
+    function testString() {
+
+        $v = Version::VERSION;
+        $this->assertEquals(-1, version_compare('1.0.0',$v));
+
+        $s = Version::STABILITY;
+        $this->assertTrue($s == 'alpha' || $s == 'beta' || $s =='stable');
+
+    }
+
+}