go-common/library/stat/counter/rolling_test.go
2019-04-22 18:49:16 +08:00

24 lines
422 B
Go

package counter
import (
"testing"
"time"
)
func TestRollingCounterMinInterval(t *testing.T) {
count := NewRolling(time.Second/2, 10)
tk1 := time.NewTicker(5 * time.Millisecond)
defer tk1.Stop()
for i := 0; i < 100; i++ {
<-tk1.C
count.Add(1)
}
v := count.Value()
t.Logf("count value: %d", v)
// 10% of error when bucket is 10
if v < 90 || v > 110 {
t.Errorf("expect value in [90-110] get %d", v)
}
}