hard20 pts · first answer countstest-dataframework-design

Clean state for each test

Integration tests share one database and slowly become order-dependent. Which approach gives the best isolation with reasonable speed?

A.Run tests in alphabetical order so the state is predictableB.Never clean the databaseC.Restart the CI server between testsD.Give each test its own data or wrap it in a transaction that is rolled back, and use disposable databases (such as Testcontainers) per worker

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Clean state for each test

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