public function testLoadContentTypeGroups() { /* BEGIN: Use Case */ $contentTypeService = $this->repository->getContentTypeService(); $loadedGroups = $contentTypeService->loadContentTypeGroups(); /* END: Use Case */ $this->assertInternalType('array', $loadedGroups); foreach ($loadedGroups as $loadedGroup) { $this->assertContentTypeGroupsEqual(array('expected' => $contentTypeService->loadContentTypeGroup($loadedGroup->id), 'actual' => $loadedGroup)); } return $loadedGroups; }