createStatementSerializer()->shouldHaveType('Xabbuh\XApi\Serializer\StatementSerializerInterface'); } function it_creates_a_statement_result_serializer() { $this->createStatementResultSerializer()->shouldHaveType('Xabbuh\XApi\Serializer\StatementResultSerializerInterface'); } function it_creates_an_actor_serializer() { $this->createActorSerializer()->shouldHaveType('Xabbuh\XApi\Serializer\ActorSerializerInterface'); } function it_creates_a_document_data_serializer() { $this->createDocumentDataSerializer()->shouldHaveType('Xabbuh\XApi\Serializer\DocumentDataSerializerInterface'); } }