fixing unit test execution related to trashbin

apps/files_trashbin/lib/storage.php

@@ -84,7 +84,7 @@ class Storage extends Wrapper {
 	 * @param string $path
 	 */
 	public function unlink($path) {
-		if (self::$disableTrash) {
+		if (self::$disableTrash || !\OC_App::isEnabled('files_trashbin')) {
 			return $this->storage->unlink($path);
 		}
 		$normalized = Filesystem::normalizePath($this->mountPoint . '/' . $path);

tests/lib/avatar.php

@@ -10,7 +10,9 @@
 use OC\Avatar;
 
 class Test_Avatar extends \Test\TestCase {
+	private static $trashBinStatus;
 
+	/** @var  @var string */
 	private $user;
 
 	protected function setUp() {
@@ -21,6 +23,17 @@ class Test_Avatar extends \Test\TestCase {
 		\OC\Files\Filesystem::mount($storage, array(), '/' . $this->user . '/');
 	}
 
+	public static function setUpBeforeClass() {
+		self::$trashBinStatus = \OC_App::isEnabled('files_trashbin');
+		\OC_App::disable('files_trashbin');
+	}
+
+	public static function tearDownAfterClass() {
+		if (self::$trashBinStatus) {
+			\OC_App::enable('files_trashbin');
+		}
+	}
+
 	public function testAvatar() {
 
 		$avatar = new Avatar($this->user);

tests/lib/streamwrappers.php

@@ -21,6 +21,20 @@
  */
 
 class Test_StreamWrappers extends \Test\TestCase {
+
+	private static $trashBinStatus;
+
+	public static function setUpBeforeClass() {
+		self::$trashBinStatus = \OC_App::isEnabled('files_trashbin');
+		\OC_App::disable('files_trashbin');
+	}
+
+	public static function tearDownAfterClass() {
+		if (self::$trashBinStatus) {
+			\OC_App::enable('files_trashbin');
+		}
+	}
+
 	public function testFakeDir() {
 		$items = array('foo', 'bar');
 		\OC\Files\Stream\Dir::register('test', $items);