Each change made to Savanna core code is tested with unit and integration tests and style checks flake8.
The result of those checks and Unit tests are +1 or -1 to Verify column in a code review from Jenkins user.
Integration tests check CRUD operations for Image Registry, Templates and Clusters. Also a test job is launched on a created Cluster to verify Hadoop work.
All integration tests are launched by Jenkins on internal Mirantis OpenStack Lab. Jenkins keeps a pool of VMs to run tests in parallel. Still integration testing may take a while.
The integration tests result is +1 or -1 to Verify column in a code review from savanna-ci user.