public function testAssignContentTypeGroupThrowsInvalidArgumentException()
{
/* BEGIN: Use Case */
$contentTypeService = $this->repository->getContentTypeService();
$folderType = $contentTypeService->loadContentTypeByIdentifier('folder');
$assignedGroups = $folderType->contentTypeGroups;
foreach ($assignedGroups as $assignedGroup) {
// Throws an exception, since group is already assigned
$contentTypeService->assignContentTypeGroup($folderType, $assignedGroup);
}
/* END: Use Case */
}