kubernetes rate_limiting_queue_test 源码

  • 2022-09-18
  • 浏览 (245)

kubernetes rate_limiting_queue_test 代码

文件路径:/staging/src/k8s.io/client-go/util/workqueue/rate_limiting_queue_test.go

/*
Copyright 2016 The Kubernetes Authors.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package workqueue

import (
	"testing"
	"time"

	testingclock "k8s.io/utils/clock/testing"
)

func TestRateLimitingQueue(t *testing.T) {
	limiter := NewItemExponentialFailureRateLimiter(1*time.Millisecond, 1*time.Second)
	queue := NewRateLimitingQueue(limiter).(*rateLimitingType)
	fakeClock := testingclock.NewFakeClock(time.Now())
	delayingQueue := &delayingType{
		Interface:       New(),
		clock:           fakeClock,
		heartbeat:       fakeClock.NewTicker(maxWait),
		stopCh:          make(chan struct{}),
		waitingForAddCh: make(chan *waitFor, 1000),
		metrics:         newRetryMetrics(""),
	}
	queue.DelayingInterface = delayingQueue

	queue.AddRateLimited("one")
	waitEntry := <-delayingQueue.waitingForAddCh
	if e, a := 1*time.Millisecond, waitEntry.readyAt.Sub(fakeClock.Now()); e != a {
		t.Errorf("expected %v, got %v", e, a)
	}
	queue.AddRateLimited("one")
	waitEntry = <-delayingQueue.waitingForAddCh
	if e, a := 2*time.Millisecond, waitEntry.readyAt.Sub(fakeClock.Now()); e != a {
		t.Errorf("expected %v, got %v", e, a)
	}
	if e, a := 2, queue.NumRequeues("one"); e != a {
		t.Errorf("expected %v, got %v", e, a)
	}

	queue.AddRateLimited("two")
	waitEntry = <-delayingQueue.waitingForAddCh
	if e, a := 1*time.Millisecond, waitEntry.readyAt.Sub(fakeClock.Now()); e != a {
		t.Errorf("expected %v, got %v", e, a)
	}
	queue.AddRateLimited("two")
	waitEntry = <-delayingQueue.waitingForAddCh
	if e, a := 2*time.Millisecond, waitEntry.readyAt.Sub(fakeClock.Now()); e != a {
		t.Errorf("expected %v, got %v", e, a)
	}

	queue.Forget("one")
	if e, a := 0, queue.NumRequeues("one"); e != a {
		t.Errorf("expected %v, got %v", e, a)
	}
	queue.AddRateLimited("one")
	waitEntry = <-delayingQueue.waitingForAddCh
	if e, a := 1*time.Millisecond, waitEntry.readyAt.Sub(fakeClock.Now()); e != a {
		t.Errorf("expected %v, got %v", e, a)
	}

}

相关信息

kubernetes 源码目录

相关文章

kubernetes default_rate_limiters 源码

kubernetes default_rate_limiters_test 源码

kubernetes delaying_queue 源码

kubernetes delaying_queue_test 源码

kubernetes doc 源码

kubernetes main_test 源码

kubernetes metrics 源码

kubernetes metrics_test 源码

kubernetes parallelizer 源码

kubernetes parallelizer_test 源码

0  赞