coredns/plugin/cache/freq/freq_test.go

38 lines
735 B
Go

package freq
import (
"testing"
"time"
)
func TestFreqUpdate(t *testing.T) {
now := time.Now().UTC()
f := New(now)
window := 1 * time.Minute
f.Update(window, time.Now().UTC())
f.Update(window, time.Now().UTC())
f.Update(window, time.Now().UTC())
hitsCheck(t, f, 3)
f.Reset(now, 0)
history := time.Now().UTC().Add(-3 * time.Minute)
f.Update(window, history)
hitsCheck(t, f, 1)
}
func TestReset(t *testing.T) {
f := New(time.Now().UTC())
f.Update(1*time.Minute, time.Now().UTC())
hitsCheck(t, f, 1)
f.Reset(time.Now().UTC(), 0)
hitsCheck(t, f, 0)
}
func hitsCheck(t *testing.T, f *Freq, expected int) {
t.Helper()
if x := f.Hits(); x != expected {
t.Fatalf("Expected hits to be %d, got %d", expected, x)
}
}