# Tests are green but production keeps breaking

Prompts to start with when a codebase shows this problem.

- [Unit tests that give false comfort](https://atlasscope.dev/prompts/unit-tests-that-give-false-comfort): Finds features whose automated checks all pass and that still break for real people.
- [Tests that can't fail](https://atlasscope.dev/prompts/tests-that-cant-fail): Finds tests that pass no matter what.
- [Why production might not match main](https://atlasscope.dev/prompts/why-production-might-not-match-main): Lists every way 'merged' can fail to mean 'live'.
- [Settings that differ in production](https://atlasscope.dev/prompts/settings-that-differ-in-production): Finds settings that behave differently in production than anyone expects.

Source: https://atlasscope.dev/fix/tests-are-green-but-production-keeps-breaking