Add Pest mutation testing quality gate - #37

Merged

erseco merged 20 commits into

quality/backward-compatibilityfrom

quality/mutation-testing

Sep 19, 2026

Commits on Sep 19, 2026

Configure Infection mutation testing
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181469b
Add mutation testing workflow
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96acc13
Document mutation testing policy
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4574152
Add mutation testing documentation
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Document mutation testing expectations
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6b57375
Allow independent mutation test validation runs
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63afe76
Use Pest native mutation testing
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d0e3c89
Remove obsolete Infection configuration
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Document Pest mutation testing policy
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d863c75
Mutate all covered parser code
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Document full covered-code mutation scope
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Limit PR mutation tests to changed covered code
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Document changed-only PR mutation testing
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Document mutation testing in README
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Scope PR mutation testing to changed source files
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Document changed-source mutation filtering
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48fc680
Allow full mutation runs additional time
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99d4cc4
Set mutation baseline to current sustainable level
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Document measured mutation baseline
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d6a862b
Document mutation score baseline
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