Testing XXIst Century
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Microservices architecture has changed how companies develop and deploy applications. This change has affected testing process as well. New techniques have emerged and others have been enhanced. Come to this session to learn about service virtualization, contract testing or testing in production to increase deployment velocity from 1 week to N times per day or deploy each service independently without worrying about breaking the compatibility between services anymore.
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Testing XXIst Century
- 1. Testing in the 21st Century As Unicorns Alex Soto Red Hat Engineer @alexsotob
- 2. @alexsotob2 Alex Soto Red Hat Engineer www.lordofthejars.com @alexsotob Who Am I?
- 5. S O F T WA R E I S E AT I N G T H E W O R L D
- 6. “With great power, there must also come— great responsibility.” —SPIDERMAN (STAN LEE)
- 7. @alexsotob7
- 8. @alexsotob8
- 13. @alexsotob13
- 17. @alexsotob17 @Mock EmailService email; Mockito.when(email.receiveBodyMessagesWithSubject("My Subject”)) .thenReturn("This is My Message") // Test calls Mockito.verify(email, Mockito.times(1)) .receiveBodyMessagesWithSubject(Matchers.anyString()); @ClassRule public static HoverflyRule hoverflyRule = HoverflyRule.inSimulationMode(SimulationSource.dsl( service("api.flight.com") .get("/api/bookings/1") .willReturn(success("{"bookingId":"1"}", "application/json")) )); // Test calls hoverfly.verify( service(matches("*.flight.*")) .get("/api/bookings") .anyQueryParams()); Record Method Expectation Verify Method Called Record Service Expectation Verify Service Called
- 19. @alexsotob19 We are on Production
- 20. @alexsotob20 Shit! We break Production Environment
- 21. @alexsotob21 Production is not sacrosanct anymore
- 23. Blue/Green Deployment CI/CD PRODUCTION ROUTER USERS BUILD SCM
- 24. Blue/Green Deployment CI/CD PRODUCTION ROUTER USERS BUILDSCM
- 25. Blue/Green Deployment CI/CD PRODUCTION ROUTER USERS SCM
- 26. Blue/Green Deployment CD/CD PRODUCTION ROUTER USERS SCM
- 28. Canary Deployment CI/CD PRODUCTION ROUTER USERS SCM
- 29. Canary Deployment CI/CD PRODUCTION ROUTER USERS SCM
- 30. Canary Deployment CI/CD PRODUCTION ROUTER USERS SCM
- 31. Canary Deployment CI/CD PRODUCTION ROUTER USERS SCM
- 32. Canary Deployment CI/CD PRODUCTION ROUTER USERS SCM
- 33. Canary Deployment CI/CD PRODUCTION ROUTER USERS SCM
- 34. Canary Deployment CI/CD PRODUCTION ROUTER USERS SCM
- 36. Dark Launches DEVELOPMENT QA STAGING PRODUCTION ROUTER USERS SCM INTERNAL USERS
- 37. Shadowing Traffic DEVELOPMENT QA STAGING PRODUCTION ROUTER USERS SCM
- 38. @alexsotob38
- 39. @alexsotob39
- 40. @alexsotob40 As we move to services architectures, we push the complexity to the space between our services CHRISTIAN POSTA
- 41. @alexsotob41 ▪ Greek word for “sail” ▪ Fleet configuration ▪ Routing and Load-Balancing control ▪ Observability ▪ Chaos Testing ▪ Security Options Istio
- 47. @alexsotob47 Tests are a Team
- 49. @alexsotob49 Stubbing collaborating services Service A Service Virtualization X Service B v1 Service B v2 Host:”serviceb-shadow” Service C Service D…Z
- 50. @alexsotob50 Synthetic transactions Service A Service B v1 Service B v2 Host:”serviceb-shadow” synthetic:true rollback
- 51. @alexsotob51 Virtualizing test-cluster’s database Service A Service B v1 Service B v2 Host:”serviceb-shadow” Prod DB Virtual DB read Throwaway write
- 52. @alexsotob52 Materializing test-cluster’s database Service A Service B v1 Service B v2 Host:”serviceb-shadow” Prod DB Test DB CDC kafka streams consume CDC
- 53. “And the fears that once controlled me can't get to me at all.” —ELSA