Testing · Junior · Question 68 of 78

What is a flaky test?

✓Correct answer: A test that sometimes passes and sometimes fails without code changes
2A test that always fails
3A test without assertions

Explanation

Common causes: timing and race conditions, shared state, real network, current time. Flaky tests destroy trust in the suite.

Further reading

Martin Fowler: Eradicating Non-Determinism in Tests ↗

Test yourself

Take the Testing · Junior quiz: questions and options are shuffled, and you get a review of your mistakes at the end.