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package nettrace
import (
"testing"
"time"
)
func TestHistogramBasic(t *testing.T) {
h := histogram{}
h.Add(1, 1*time.Millisecond)
snap := h.Snapshot()
if snap.Count != 1 ||
snap.Min != 1*time.Millisecond ||
snap.Max != 1*time.Millisecond ||
snap.Avg != 1*time.Millisecond {
t.Errorf("expected snapshot with only 1 sample, got %v", snap)
}
}
func TestHistogramEmpty(t *testing.T) {
h := histogram{}
snap := h.Snapshot()
if len(snap.Counts) != nBuckets || snap.Count != 0 ||
snap.Avg != 0 || snap.Min != 0 || snap.Max != 0 {
t.Errorf("expected zero snapshot, got %v", snap)
}
}
|
