Testing · interview question
What does a strong engineer do when reasoning through arrange act assert code?
Multiple choiceMediumchapter-9-curatedpremiumtestingarrange-act-assert
def test_discount_rate() -> None:
# arrange
subtotal = 120.0
# act
result = discount_rate(True, subtotal)
# assert
assert result == 0.15Answer and explanation
Correct answer
D. Narrate the data shape, the state changes, and the exact rule order step by step.
Why
Interviewers often use simple code to test whether you can reason through execution without bluffing.
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