Move Provisioning api to PSR-4 (#24510)

* Move app to PSR-4

* Fix setUp method

* Fix the tests

apps/provisioning_api/appinfo/info.xml

 		<admin>admin-provisioning-api</admin>
 	</documentation>
 	<version>0.5.0</version>
+	<namespace>Provisioning_API</namespace>
 	<types>
 		<prevent_group_restriction/>
 	</types>

apps/provisioning_api/lib/users.php → apps/provisioning_api/lib/Users.php

 	private $userManager;
 	/** @var IConfig */
 	private $config;
-	/** @var IGroupManager */
+	/** @var IGroupManager|\OC\Group\Manager */ // FIXME Requires a method that is not on the interface
 	private $groupManager;
 	/** @var IUserSession */
 	private $userSession;

apps/provisioning_api/tests/appstest.php → apps/provisioning_api/tests/AppsTest.php

  */
 
 namespace OCA\Provisioning_API\Tests;
+
+
 use OC\OCSClient;
 use OCA\Provisioning_API\Apps;
 use OCP\API;
 	private $api;
 	/** @var IUserSession */
 	private $userSession;
-	/** @var OCSClient */
+	/** @var OCSClient|\PHPUnit_Framework_MockObject_MockObject */
 	private $ocsClient;
 
-	public function setup() {
-		parent::setup();
+	protected function setUp() {
+		parent::setUp();
+
 		$this->appManager = \OC::$server->getAppManager();
 		$this->groupManager = \OC::$server->getGroupManager();
 		$this->userSession = \OC::$server->getUserSession();
-		$this->ocsClient = $this->getMockBuilder('\OC\OCSClient')
-				->disableOriginalConstructor()->getMock();
+		$this->ocsClient = $this->getMockBuilder('OC\OCSClient')
+			->disableOriginalConstructor()
+			->getMock();
+
 		$this->api = new Apps($this->appManager, $this->ocsClient);
 	}
 

apps/provisioning_api/tests/groupstest.php → apps/provisioning_api/tests/GroupsTest.php

 
 namespace OCA\Provisioning_API\Tests;
 
+use OCA\Provisioning_API\Groups;
+use OCP\API;
 use OCP\IGroupManager;
 use OCP\IUserSession;
 use OCP\IRequest;
 	protected $request;
 	/** @var \OC\SubAdmin|\PHPUnit_Framework_MockObject_MockObject */
 	protected $subAdminManager;
-	/** @var \OCA\Provisioning_API\Groups */
+	/** @var Groups */
 	protected $api;
 
-	protected function setup() {
-		$this->subAdminManager = $this->getMockBuilder('OC\SubAdmin')->disableOriginalConstructor()->getMock();
+	protected function setUp() {
+		parent::setUp();
 
-		$this->groupManager = $this->getMockBuilder('OC\Group\Manager')->disableOriginalConstructor()->getMock();
+		$this->subAdminManager = $this->getMockBuilder('OC\SubAdmin')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$this->groupManager = $this->getMockBuilder('OC\Group\Manager')
+			->disableOriginalConstructor()
+			->getMock();
 		$this->groupManager
 			->method('getSubAdmin')
 			->willReturn($this->subAdminManager);
 
 		$this->userSession = $this->getMock('OCP\IUserSession');
 		$this->request = $this->getMock('OCP\IRequest');
-		$this->api = new \OCA\Provisioning_API\Groups(
+		$this->api = new Groups(
 			$this->groupManager,
 			$this->userSession,
 			$this->request
 
 	/**
 	 * @dataProvider dataGetGroups
+	 *
+	 * @param string|null $search
+	 * @param int|null $limit
+	 * @param int|null $offset
 	 */
 	public function testGetGroups($search, $limit, $offset) {
 		$this->request
 
 		$this->assertInstanceOf('OC_OCS_Result', $result);
 		$this->assertFalse($result->succeeded());
-		$this->assertEquals(\OCP\API::RESPOND_UNAUTHORISED, $result->getStatusCode());
+		$this->assertEquals(API::RESPOND_UNAUTHORISED, $result->getStatusCode());
 
 	}
 
 
 		$this->assertInstanceOf('OC_OCS_Result', $result);
 		$this->assertFalse($result->succeeded());
-		$this->assertEquals(\OCP\API::RESPOND_UNAUTHORISED, $result->getStatusCode());
+		$this->assertEquals(API::RESPOND_UNAUTHORISED, $result->getStatusCode());
 	}
 
 	public function testGetGroupAsAdmin() {
 		$this->asUser();
 
 		$result = $this->api->getGroup([
-			'groupid' => $this->getUniqueId()
+			'groupid' => $this->getUniqueID()
 		]);
 
 		$this->assertInstanceOf('OC_OCS_Result', $result);
 		$this->assertFalse($result->succeeded());
-		$this->assertEquals(\OCP\API::RESPOND_NOT_FOUND, $result->getStatusCode());
+		$this->assertEquals(API::RESPOND_NOT_FOUND, $result->getStatusCode());
 		$this->assertEquals('The requested group could not be found', $result->getMeta()['message']);
 	}