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Ensure rate sinks with no samples are formatted as 0% #2542

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merged 1 commit into from
May 18, 2022

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@oleiade oleiade commented May 17, 2022

Addresses #2540

@oleiade oleiade added the bug label May 17, 2022
@oleiade oleiade added this to the v0.39.0 milestone May 17, 2022
@oleiade oleiade self-assigned this May 17, 2022
@github-actions github-actions bot requested review from na-- and olegbespalov May 17, 2022 13:41
@oleiade oleiade requested review from mstoykov and removed request for na-- May 17, 2022 13:42
@oleiade oleiade force-pushed the fix/nan_on_rate_thresholds branch from 7d59319 to 18d6d36 Compare May 17, 2022 13:45
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oleiade commented May 17, 2022

Tests are currently failing because of chromium/badssl.com#504

Comment on lines 189 to +195
func (r RateSink) Format(t time.Duration) map[string]float64 {
return map[string]float64{"rate": float64(r.Trues) / float64(r.Total)}
var rate float64
if r.Total > 0 {
rate = float64(r.Trues) / float64(r.Total)
}

return map[string]float64{"rate": rate}
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This is also used for the API calls which likely is fine. But I kind of feel it might be better instead of this small fix to write bigger one where we actually remove Format and just write the logical for each of those 2 cases

see #2320

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I am approving this and pushing #2320 for this milestone in hopes someone finds time to work on it

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oleiade commented May 18, 2022

Cheers @mstoykov I'll work on #2320 for v0.39.0

@oleiade oleiade merged commit 5f16f6d into master May 18, 2022
@oleiade oleiade deleted the fix/nan_on_rate_thresholds branch May 18, 2022 14:05
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3 participants