Testing · Junior · Question 27 of 78

Why is it useful that each test is independent?

✓Correct answer: Tests can run in any order or in parallel, and a failure points to one cause
2It makes tests run in alphabetical order
3It removes the need for expect

Explanation

Shared mutable state between tests causes order-dependent failures that are hard to debug. Reset state in beforeEach.

Further reading

Test yourself

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