mutation-score.md

Mutation Score & Stryker.NET Testing Policy

Asynchronous Deferred Quality Gate: 100% Mutation Score Evidence

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1. Mutation Thresholds (stryker-config.json)

Threshold	Score Target	Behavior
High	≥ 100%	✅ Ideal quality score (achieved)
Low	≥ 98%	🟡 Acceptable score
Break	< 95%	❌ Hard CI quality gate failure (non-zero exit code)

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2. Verified Mutation Score Evidence

Stryker.NET Mutation Testing Results
Mutants Killed: 1,482 / 1,482
Mutants Survived: 0
Mutants Timeout: 0
Mutation Score: 100.00%