protected function setUp() { $this->etag_hasher = $this->getMock(EtagHasherInterface::class); $this->em = $this->getMock(EntityManagerInterface::class); $this->doctrine = $this->getMockBuilder(Registry::class)->disableOriginalConstructor()->getMock(); $this->builder = new CacheKeyBuilder($this->etag_hasher); $this->builder->setDoctrine($this->doctrine); }