Fix func VerifyLatencyWithinThreshold() to local

Author: YuikoTakada

test/e2e/framework/metrics/latencies.go

@@ -17,7 +17,6 @@ limitations under the License.
 package metrics
 
 import (
-	"fmt"
 	"math"
 	"time"
 
@@ -31,21 +30,6 @@ const (
 	SingleCallTimeout = 5 * time.Minute
 )
 
-// VerifyLatencyWithinThreshold verifies whether 50, 90 and 99th percentiles of a latency metric are
-// within the expected threshold.
-func VerifyLatencyWithinThreshold(threshold, actual LatencyMetric, metricName string) error {
-	if actual.Perc50 > threshold.Perc50 {
-		return fmt.Errorf("too high %v latency 50th percentile: %v", metricName, actual.Perc50)
-	}
-	if actual.Perc90 > threshold.Perc90 {
-		return fmt.Errorf("too high %v latency 90th percentile: %v", metricName, actual.Perc90)
-	}
-	if actual.Perc99 > threshold.Perc99 {
-		return fmt.Errorf("too high %v latency 99th percentile: %v", metricName, actual.Perc99)
-	}
-	return nil
-}
-
 // PodLatencyData encapsulates pod startup latency information.
 type PodLatencyData struct {
 	// Name of the pod

test/e2e_node/density_test.go

@@ -533,6 +533,21 @@ func createBatchPodSequential(f *framework.Framework, pods []*v1.Pod) (time.Dura
 	return batchLag, e2eLags
 }
 
+// verifyLatencyWithinThreshold verifies whether 50, 90 and 99th percentiles of a latency metric are
+// within the expected threshold.
+func verifyLatencyWithinThreshold(threshold, actual e2emetrics.LatencyMetric, metricName string) error {
+	if actual.Perc50 > threshold.Perc50 {
+		return fmt.Errorf("too high %v latency 50th percentile: %v", metricName, actual.Perc50)
+	}
+	if actual.Perc90 > threshold.Perc90 {
+		return fmt.Errorf("too high %v latency 90th percentile: %v", metricName, actual.Perc90)
+	}
+	if actual.Perc99 > threshold.Perc99 {
+		return fmt.Errorf("too high %v latency 99th percentile: %v", metricName, actual.Perc99)
+	}
+	return nil
+}
+
 // logAndVerifyLatency verifies that whether pod creation latency satisfies the limit.
 func logAndVerifyLatency(batchLag time.Duration, e2eLags []e2emetrics.PodLatencyData, podStartupLimits e2emetrics.LatencyMetric,
 	podBatchStartupLimit time.Duration, testInfo map[string]string, isVerify bool) {
@@ -549,7 +564,7 @@ func logAndVerifyLatency(batchLag time.Duration, e2eLags []e2emetrics.PodLatency
 
 	if isVerify {
 		// check whether e2e pod startup time is acceptable.
-		framework.ExpectNoError(e2emetrics.VerifyLatencyWithinThreshold(podStartupLimits, podStartupLatency, "pod startup"))
+		framework.ExpectNoError(verifyLatencyWithinThreshold(podStartupLimits, podStartupLatency, "pod startup"))
 
 		// check bactch pod creation latency
 		if podBatchStartupLimit > 0 {