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Increase performance variance threshold in regression tests to 70% for CI environment consistency #15

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Merged
matt-edmondson merged 1 commit into from
Jan 13, 2026
Merged

Increase performance variance threshold in regression tests to 70% for CI environment consistency #15

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5 changes: 3 additions & 2 deletions Semantics.Test/PerformanceRegressionTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -66,12 +66,13 @@ public void PerformanceBaseline_QuantityCreation()
operationsPerSecond, $"{domain.Key} quantity creation performance regression: {operationsPerSecond:F0} ops/sec < 1M ops/sec");
}

// Overall performance should be consistent across domains (within 50% variance)
// Overall performance should be consistent across domains (within 70% variance)
// Increased threshold to account for CI environment variability
double averagePerformance = results.Values.Average();
foreach (KeyValuePair<string, double> result in results)
{
double variance = Math.Abs(result.Value - averagePerformance) / averagePerformance;
Assert.IsLessThan(0.5,
Assert.IsLessThan(0.7,
variance, $"{result.Key} performance variance too high: {variance:P1} from average {averagePerformance:F0}");
}
}
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