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fix test for scale factor

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Doruk 2025-06-19 20:52:29 +02:00
parent 751c92b945
commit fd0fe646ee
1 changed files with 7 additions and 5 deletions
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12
test/backend-test/test-uptime-calculator.js
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@ -820,15 +820,17 @@ test("Test getAggregatedBuckets - No duplicate accounting with scale factor", as
// Reset to current time // Reset to current time
UptimeCalculator.currentDate = currentTime; UptimeCalculator.currentDate = currentTime;
// Test with daily data (> 30 days), but using smaller range to see scale factor effect // Test with daily data where buckets are SMALLER than data points (to trigger scaling down)
let buckets = c.getAggregatedBuckets(40, 20); // 40 days, 20 buckets = 2 days per bucket let buckets = c.getAggregatedBuckets(40, 80); // 40 days, 80 buckets = 0.5 days (720 min) per bucket
// With scale factor, each daily data point (1440 minutes) should be scaled down // With scale factor calculation: bucketSizeMinutes / dataPointSizeMinutes
// when put into 2-day buckets (2880 minutes): scaleFactor = 1440/2880 = 0.5 // bucketSizeMinutes = (40 days * 1440 min/day) / 80 buckets = 720 min/bucket
// dataPointSizeMinutes = 1440 (daily data)
// scaleFactor = min(1.0, 720/1440) = min(1.0, 0.5) = 0.5
let totalUp = buckets.reduce((sum, b) => sum + b.up, 0); let totalUp = buckets.reduce((sum, b) => sum + b.up, 0);
// We should have 10 * 0.5 = 5 total UP beats due to scale factor // We should have 10 * 0.5 = 5 total UP beats due to scale factor
// This prevents double-counting when daily data points span multiple days // This prevents double-counting when daily data points span multiple buckets
assert.strictEqual(totalUp, 5, "Scale factor should prevent over-counting: 10 daily beats * 0.5 scale = 5"); assert.strictEqual(totalUp, 5, "Scale factor should prevent over-counting: 10 daily beats * 0.5 scale = 5");
// Test with exact bucket size match (no scaling needed) // Test with exact bucket size match (no scaling needed)