/** * @test */ public function addGroupToObjectStorageHoldingGroups() { $group = new \R3H6\BeuserManager\Domain\Model\BackendUserGroup(); $groupsObjectStorageMock = $this->getMock('TYPO3\\CMS\\Extbase\\Persistence\\ObjectStorage', array('attach'), array(), '', FALSE); $groupsObjectStorageMock->expects($this->once())->method('attach')->with($this->equalTo($group)); $this->inject($this->subject, 'groups', $groupsObjectStorageMock); $this->subject->addGroup($group); }