createMock(PublicHolidaysStorageInterface::class); $factory = new PublicHolidaysStateFactory($storage); $store = $factory->createStoreForCountry('CZ'); $determiner = $factory->createDeterminerForCountry('CZ'); $this->assertInstanceOf(PublicHolidaysStateStorageInterface::class, $store); $this->assertInstanceOf(PublicHolidaysStateDeterminer::class, $determiner); } }