Verified65% confidenceFactExact time
Gerard Meszaros defines five types of test doubles in his book "xUnit Test Patterns": Dummy, Stub, Spy, Mock, and Fake.
3
Sources
65%
Confidence
Long-term
Relevance
8/4/2026
First Seen
Sources
TDD之争：Mockist与Classicist的本质分歧
Related Claims
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