:white_check_mark::bulb: Add Unit Tests for AccessList class.

Also some Doxygen docu for this class.

3 files changed, 289 insertions, 30 deletions

diff --git a/Zotlabs/Access/AccessList.php b/Zotlabs/Access/AccessList.php
index b073f9d3c..6471b0b1d 100644
--- a/Zotlabs/Access/AccessList.php
+++ b/Zotlabs/Access/AccessList.php
@@ -2,21 +2,55 @@
 
 namespace Zotlabs\Access;
 
-
+/**
+ * @brief AccessList class.
+ *
+ * A class to hold an AccessList object with allowed and denied contacts and
+ * groups.
+ */
 class AccessList {
-
+	/**
+	 * @brief Allow contacts
+	 * @var string
+	 */
 	private $allow_cid;
+	/**
+	 * @brief Allow groups
+	 * @var string
+	 */
 	private $allow_gid;
+	/**
+	 * @brief Deny contacts
+	 * @var string
+	 */
 	private $deny_cid;
+	/**
+	 * @brief Deny groups
+	 * @var string
+	 */
 	private $deny_gid;
+	/**
+	 * @brief Indicates if we are using the default constructor values or
+	 * values that have been set explicitly.
+	 * @var boolean
+	 */
+	private $explicit;
 
-	/* indicates if we are using the default constructor values or values that have been set explicitly. */
-
-	private $explicit; 
 
+	/**
+	 * @brief Constructor for AccessList class.
+	 *
+	 * @note The array to pass to the constructor is different from the array
+	 * that you provide to the set() or set_from_array() functions.
+	 *
+	 * @param array $channel A channel array, where these entries are evaluated:
+	 *   * \e string \b channel_allow_cid => string of allowed cids
+	 *   * \e string \b channel_allow_gid => string of allowed gids
+	 *   * \e string \b channel_deny_cid => string of denied cids
+	 *   * \e string \b channel_deny_gid => string of denied gids
+	 */
 	function __construct($channel) {
-
-		if($channel) {		
+		if($channel) {
 			$this->allow_cid = $channel['channel_allow_cid'];
 			$this->allow_gid = $channel['channel_allow_gid'];
 			$this->deny_cid  = $channel['channel_deny_cid'];
@@ -32,61 +66,95 @@ class AccessList {
 		$this->explicit = false;
 	}
 
+	/**
+	 * @brief Get if we are using the default constructor values
+	 * or values that have been set explicitly.
+	 *
+	 * @return boolean
+	 */
 	function get_explicit() {
 		return $this->explicit;
 	}
 
 	/**
-	 * Set AccessList from strings such as those in already
-	 * existing stored data items
+	 * @brief Set access list from strings such as those in already
+	 * existing stored data items.
+	 *
+	 * @note The array to pass to this set function is different from the array
+	 * that you provide to the constructor or set_from_array().
+	 *
+	 * @param array $arr
+	 *   * \e string \b allow_cid => string of allowed cids
+	 *   * \e string \b allow_gid => string of allowed gids
+	 *   * \e string \b deny_cid  => string of denied cids
+	 *   * \e string \b deny_gid  => string of denied gids
+	 * @param boolean $explicit (optional) default true
 	 */
-
-	function set($arr,$explicit = true) {
+	function set($arr, $explicit = true) {
 		$this->allow_cid = $arr['allow_cid'];
 		$this->allow_gid = $arr['allow_gid'];
 		$this->deny_cid  = $arr['deny_cid'];
 		$this->deny_gid  = $arr['deny_gid'];
 
-		$this->explicit = $explicit;
+		$this->explicit  = $explicit;
 	}
 
 	/**
-	 * return an array consisting of the current
-	 * access list components where the elements
-	 * are directly storable. 
+	 * @brief Return an array consisting of the current access list components
+	 * where the elements are directly storable.
+	 *
+	 * @return Associative array with:
+	 *   * \e string \b allow_cid => string of allowed cids
+	 *   * \e string \b allow_gid => string of allowed gids
+	 *   * \e string \b deny_cid  => string of denied cids
+	 *   * \e string \b deny_gid  => string of denied gids
 	 */
-
 	function get() {
-		return array(
+		return [
 			'allow_cid' => $this->allow_cid,
 			'allow_gid' => $this->allow_gid,
 			'deny_cid'  => $this->deny_cid,
 			'deny_gid'  => $this->deny_gid,
-		);
+		];
 	}
 
 	/**
-	 * Set AccessList from arrays, such as those provided by
-	 * acl_selector(). For convenience, a string (or non-array) input is 
-	 * assumed to be a comma-separated list and auto-converted into an array. 
-	 */ 
-
-	function set_from_array($arr,$explicit = true) {
-		$this->allow_cid = perms2str((is_array($arr['contact_allow'])) 
-			? $arr['contact_allow'] : explode(',',$arr['contact_allow']));
+	 * @brief Set access list components from arrays, such as those provided by
+	 * acl_selector().
+	 *
+	 * For convenience, a string (or non-array) input is assumed to be a
+	 * comma-separated list and auto-converted into an array.
+	 *
+	 * @note The array to pass to this set function is different from the array
+	 * that you provide to the constructor or set().
+	 *
+	 * @param array $arr An associative array with:
+	 *   * \e array|string \b contact_allow => array with cids or comma-seperated string
+	 *   * \e array|string \b group_allow   => array with gids or comma-seperated string
+	 *   * \e array|string \b contact_deny  => array with cids or comma-seperated string
+	 *   * \e array|string \b group_deny    => array with gids or comma-seperated string
+	 * @param boolean $explicit (optional) default true
+	 */
+	function set_from_array($arr, $explicit = true) {
+		$this->allow_cid = perms2str((is_array($arr['contact_allow']))
+			? $arr['contact_allow'] : explode(',', $arr['contact_allow']));
 		$this->allow_gid = perms2str((is_array($arr['group_allow']))
-			? $arr['group_allow'] : explode(',',$arr['group_allow']));
+			? $arr['group_allow'] : explode(',', $arr['group_allow']));
 		$this->deny_cid  = perms2str((is_array($arr['contact_deny']))
-			? $arr['contact_deny'] : explode(',',$arr['contact_deny']));
+			? $arr['contact_deny'] : explode(',', $arr['contact_deny']));
 		$this->deny_gid  = perms2str((is_array($arr['group_deny']))
-			? $arr['group_deny'] : explode(',',$arr['group_deny']));
+			? $arr['group_deny'] : explode(',', $arr['group_deny']));
 
 		$this->explicit = $explicit;
 	}
 
+	/**
+	 * @brief Returns true if any access lists component is set.
+	 *
+	 * @return boolean Return true if any of allow_* deny_* values is set.
+	 */
 	function is_private() {
 		return (($this->allow_cid || $this->allow_gid || $this->deny_cid || $this->deny_gid) ? true : false);
 	}
 
 }
-
diff --git a/tests/unit/Access/AccessListTest.php b/tests/unit/Access/AccessListTest.php
new file mode 100644
index 000000000..3dbe5cd65
--- /dev/null
+++ b/tests/unit/Access/AccessListTest.php
@@ -0,0 +1,189 @@
+<?php
+/*
+ * Copyright (c) 2017 Hubzilla
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+namespace Zotlabs\Tests\Unit\Access;
+
+use Zotlabs\Tests\Unit\UnitTestCase;
+use Zotlabs\Access\AccessList;
+
+/**
+ * @brief Unit Test case for AccessList class.
+ *
+ * @covers Zotlabs\Access\AccessList
+ */
+class AccessListTest extends UnitTestCase {
+
+	/**
+	 * @brief Expected result for most tests.
+	 * @var array
+	 */
+	protected $expectedResult = [
+			'allow_cid' => '<acid><acid2>',
+			'allow_gid' => '<agid>',
+			'deny_cid'  => '',
+			'deny_gid'  => '<dgid><dgid2>'
+	];
+
+
+
+	public function testConstructor() {
+		$channel = [
+				'channel_allow_cid' => '<acid><acid2>',
+				'channel_allow_gid' => '<agid>',
+				'channel_deny_cid' => '',
+				'channel_deny_gid' => '<dgid><dgid2>'
+		];
+
+		$accessList = new AccessList($channel);
+
+		$this->assertEquals($this->expectedResult, $accessList->get());
+		$this->assertFalse($accessList->get_explicit());
+	}
+
+	/**
+	 * @expectedException PHPUnit\Framework\Error\Error
+	 */
+	public function testPHPErrorOnInvalidConstructor() {
+		$accessList = new AccessList('invalid');
+		// Causes: "Illegal string offset 'channel_allow_cid'"
+	}
+
+	public function testDefaultGetExplicit() {
+		$accessList = new AccessList([]);
+
+		$this->assertFalse($accessList->get_explicit());
+	}
+
+	public function testDefaultGet() {
+		$arr = [
+				'allow_cid' => '',
+				'allow_gid' => '',
+				'deny_cid'  => '',
+				'deny_gid'  => ''
+		];
+
+		$accessList = new AccessList([]);
+
+		$this->assertEquals($arr, $accessList->get());
+	}
+
+	public function testSet() {
+		$arr = [
+				'allow_cid' => '<acid><acid2>',
+				'allow_gid' => '<agid>',
+				'deny_cid'  => '',
+				'deny_gid'  => '<dgid><dgid2>'
+		];
+		$accessList = new AccessList([]);
+
+		// default explicit true
+		$accessList->set($arr);
+
+		$this->assertEquals($this->expectedResult, $accessList->get());
+		$this->assertTrue($accessList->get_explicit());
+
+		// set explicit false
+		$accessList->set($arr, false);
+
+		$this->assertEquals($this->expectedResult, $accessList->get());
+		$this->assertFalse($accessList->get_explicit());
+	}
+
+	/**
+	 * @expectedException PHPUnit\Framework\Error\Error
+	 */
+	public function testPHPErrorOnInvalidSet() {
+		$accessList = new AccessList([]);
+
+		$accessList->set('invalid');
+		// Causes: "Illegal string offset 'allow_cid'"
+	}
+
+	/**
+	 * set_from_array() calls some other functions, too which are not yet unit tested.
+	 * @uses ::perms2str()
+	 */
+	public function testSetFromArray() {
+		// array
+		$arraySetFromArray = [
+				'contact_allow' => ['acid', 'acid2'],
+				'group_allow'   => ['agid'],
+				'contact_deny'  => [],
+				'group_deny'    => ['dgid', 'dgid2']
+		];
+		$accessList = new AccessList([]);
+		$accessList->set_from_array($arraySetFromArray);
+
+		$this->assertEquals($this->expectedResult, $accessList->get());
+		$this->assertTrue($accessList->get_explicit());
+
+
+		// string
+		$stringSetFromArray = [
+				'contact_allow' => 'acid,acid2',
+				'group_allow'   => 'agid',
+				'contact_deny'  => '',
+				'group_deny'    => 'dgid, dgid2'
+		];
+		$accessList2 = new AccessList([]);
+		$accessList2->set_from_array($stringSetFromArray, false);
+
+		$this->assertEquals($this->expectedResult, $accessList2->get());
+		$this->assertFalse($accessList2->get_explicit());
+	}
+
+	/**
+	 * @dataProvider isprivateProvider
+	 */
+	public function testIsPrivate($channel) {
+		$accessListPublic = new AccessList([]);
+		$this->assertFalse($accessListPublic->is_private());
+
+		$accessListPrivate = new AccessList($channel);
+		$this->assertTrue($accessListPrivate->is_private());
+	}
+
+	public function isprivateProvider() {
+		return [
+				'all set' => [[
+						'channel_allow_cid' => '<acid>',
+						'channel_allow_gid' => '<agid>',
+						'channel_deny_cid'  => '<dcid>',
+						'channel_deny_gid'  => '<dgid>'
+				]],
+				'only one set' => [[
+						'channel_allow_cid' => '<acid>',
+						'channel_allow_gid' => '',
+						'channel_deny_cid'  => '',
+						'channel_deny_gid'  => ''
+				]],
+				'acid+null' => [[
+						'channel_allow_cid' => '<acid>',
+						'channel_allow_gid' => null,
+						'channel_deny_cid'  => '',
+						'channel_deny_gid'  => ''
+				]]
+		];
+	}
+
+}
\ No newline at end of file
diff --git a/tests/unit/Lib/PermissionDescriptionTest.php b/tests/unit/Lib/PermissionDescriptionTest.php
index 97a39a2c8..96c381d0c 100644
--- a/tests/unit/Lib/PermissionDescriptionTest.php
+++ b/tests/unit/Lib/PermissionDescriptionTest.php
@@ -29,6 +29,8 @@ use Zotlabs\Lib\PermissionDescription;
 
 /**
  * @brief Unit Test case for PermissionDescription class.
+ *
+ * @covers Zotlabs\Lib\PermissionDescription
  */
 class PermissionDescriptionTest extends UnitTestCase {