2025.09.15T·03My Tests Passed, But Production Failed: The Trap of Over-Mocking
I achieved 100% test coverage, but production crashed immediately. The culprit? Overusing 'fake objects'. I share my failure story caused by confusing Mocks, Stubs, and Spies, and explain the correct way to use Test Doubles.
TestingTDDMock
→2025.09.13T·02The Trap of 100% Test Coverage: Don't Be Fooled by the Numbers
I was once obsessed with reaching 100% test coverage. After lighting up every line green, I deployed with confidence, only to face a critical bug. I discuss what coverage doesn't tell you, the dangers of meaningless tests, and the true metric of test quality.
TestingTest CoverageQuality Assurance
→2025.09.12F·170Unit vs Integration vs E2E Testing
Differences and usage of test types
testingunit-testintegration-test
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