/**
  * @test
  */
 public function addAllAddsAllObjectsFromAnotherStorage()
 {
     $object1 = new \StdClass();
     $object2 = new \StdClass();
     $objectStorageA = new \TYPO3\CMS\Extbase\Persistence\ObjectStorage();
     // It might be better to mock this
     $objectStorageA->attach($object1, 'foo');
     $objectStorageB = new \TYPO3\CMS\Extbase\Persistence\ObjectStorage();
     $objectStorageB->attach($object2, 'baz');
     $this->assertEquals($objectStorageB->offsetExists($object1), FALSE);
     $objectStorageB->addAll($objectStorageA);
     $this->assertEquals($objectStorageB[$object1], 'foo');
     $this->assertEquals($objectStorageB[$object2], 'baz');
 }