1. Automated integration testing
with MongoDB

2. @tommysdk
tommy.tynja@diabol.se
Tommy Tynjä

3. Agenda
• Why integration test?
• How to do it in Java EE
• Experiences with MongoDB
• Automated integration testing with MongoDB

4. Why integration test?

5. Development today
1. 2. ?

6. Consequences

7. Problem
Unit tests aren’t sufficient

8. Test in the right environment
Test components in their proper context

9. How to do it in Java EE?

10. ShrinkWrap, Arquillian and their logos are trademarks of Red Hat, Inc.

11. Example

12. Example

13. Example

14. Experiences with MongoDB

15. Environment
• Java EE 6
• JBoss Application Server 7
• MongoDB 2.0.5
• PostgreSQL
• Oracle

16. MongoDB use cases
• PDF document storage
• Schema-less data structures

17. MongoDB setup
• Replica set with ~ 1 TB / node
• Single node with ~ 100 GB

18. MongoDB experiences
+ Speed, ease of use
− Transactional support

19. Automated integration testing
with MongoDB

20. Testing use cases
• Queries
• Inserts
• Transactions
• Web services

21. Database testing
• How to test against the database?

22. Database testing
• How to test against the database?
• In-memory/embedded

23. Database testing
• How to test against the database?
• In-memory/embedded
• In-memory/embedded, in-container

24. Embedded MongoDB
Flapdoodle Embedded MongoDB
Source code: https://github.com/flapdoodle-oss/embedmongo.flapdoodle.de
Authors: https://github.com/flapdoodle-oss?tab=members

25. Example

26. Example

27. Example

28. Summary
• Why integration test?
• How to do it in Java EE
• Automated integration testing with MongoDB

29. Automated integration testing
with MongoDB
blog.diabol.se
arquillian.org
@tommysdk
tommy.tynja@diabol.se
github.com/tommysdk/showcase/tree/master/mongo-in-mem