getMock(DataDefinitionInterface::class); /** @var \Drupal\Core\TypedData\TypedData $typed_data */ $typed_data = $this->getMockForAbstractClass(TypedData::class, [$data_definition]); $string_translation = $this->getStringTranslationStub(); $typed_data->setStringTranslation($string_translation); $typed_data_manager = $this->getMock(TypedDataManagerInterface::class); $typed_data->setTypedDataManager($typed_data_manager); $serialized_typed_data = serialize($typed_data); $this->assertNotContains(get_class($string_translation), $serialized_typed_data); $this->assertNotContains(get_class($typed_data_manager), $serialized_typed_data); } }