Tests That Make Refactoring Possible
The difference between brittle tests and tests that protect behavior during change.
Testing
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Feature Tests vs Unit Tests in Laravel
How to choose test level based on risk, speed, and confidence.
Test Data Builders for Readable Tests
Making tests clearer by hiding setup noise and exposing business intent.
Mocking Less and Testing Behavior More
Mocks can help, but too many mocks turn tests into implementation snapshots.