owncloud / core

		$this->assertNull($manager->get('group1'));

	}

	public function testGetNotExists() {

		/**

		 * @var \PHPUnit_Framework_MockObject_MockObject | \OC_Group_Backend $backend

		 */

		$backend = $this->getMock('\OC_Group_Database');

		$backend->expects($this->once())

			->method('groupExists')

			->with('group1')

			->will($this->returnValue(false));

		/**

		 * @var \OC\User\Manager $userManager

		 */

		$userManager = $this->getMock('\OC\User\Manager');

		$manager = new \OC\Group\Manager($userManager);

		$manager->addBackend($backend);

		$this->assertNull($manager->get('group1'));

	}

	public function testGetDeleted() {

		$backend = new \OC_Group_Dummy();

		$this->assertEquals(array(), $groups);

	}

	public function testGetUserIdGroups() {

		/**

		 * @var \PHPUnit_Framework_MockObject_MockObject | \OC_Group_Backend $backend

		 */

		$backend = $this->getMock('\OC_Group_Database');

		$backend->expects($this->any())

			->method('getUserGroups')

			->with('user1')

			->will($this->returnValue(null));

		/**

		 * @var \OC\User\Manager $userManager

		 */

		$userManager = $this->getMock('\OC\User\Manager');

		$manager = new \OC\Group\Manager($userManager);

		$manager->addBackend($backend);

		$groups = $manager->getUserIdGroups('user1');

		$this->assertEquals([], $groups);

	}

}