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128 lines
5.7 KiB
Go
128 lines
5.7 KiB
Go
// Copyright 2020, Chef. All rights reserved.
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// https://github.com/q191201771/naza
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//
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// Use of this source code is governed by a MIT-style license
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// that can be found in the License file.
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//
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// Author: Chef (191201771@qq.com)
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package ratelimit_test
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import (
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"testing"
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"time"
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"github.com/q191201771/naza/pkg/nazalog"
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"github.com/q191201771/naza/pkg/ratelimit"
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)
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var runExample = true
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func TestLeakyBucket(t *testing.T) {
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if !runExample {
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return
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}
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lb := ratelimit.NewLeakyBucket(100)
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for i := 0; i < 16; i++ {
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go func(j int) {
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for k := 0; k < 16; k++ {
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err := lb.TryAquire()
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if err == nil {
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nazalog.Debugf("TryAquire succ. goroutine=%d, index=%d", j, k)
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} else {
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time.Sleep(time.Duration(lb.MaybeAvailableIntervalMSec()) * time.Millisecond)
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}
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}
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}(i)
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}
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time.Sleep(2 * time.Second)
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// 21:47:36.279549 DEBUG TryAquire succ. goroutine=2, index=1 - example_test.go:32
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// 21:47:36.382028 DEBUG TryAquire succ. goroutine=9, index=2 - example_test.go:32
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// 21:47:36.484601 DEBUG TryAquire succ. goroutine=4, index=3 - example_test.go:32
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// 21:47:36.587709 DEBUG TryAquire succ. goroutine=12, index=4 - example_test.go:32
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// 21:47:36.690933 DEBUG TryAquire succ. goroutine=6, index=5 - example_test.go:32
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// 21:47:36.795354 DEBUG TryAquire succ. goroutine=1, index=6 - example_test.go:32
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// 21:47:36.899944 DEBUG TryAquire succ. goroutine=2, index=8 - example_test.go:32
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// 21:47:37.002998 DEBUG TryAquire succ. goroutine=4, index=9 - example_test.go:32
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// 21:47:37.107235 DEBUG TryAquire succ. goroutine=10, index=9 - example_test.go:32
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// 21:47:37.210299 DEBUG TryAquire succ. goroutine=11, index=10 - example_test.go:32
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// 21:47:37.315191 DEBUG TryAquire succ. goroutine=8, index=11 - example_test.go:32
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// 21:47:37.419453 DEBUG TryAquire succ. goroutine=8, index=13 - example_test.go:32
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// 21:47:37.520077 DEBUG TryAquire succ. goroutine=15, index=14 - example_test.go:32
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// 21:47:37.625341 DEBUG TryAquire succ. goroutine=9, index=15 - example_test.go:32
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// 21:47:37.730427 DEBUG TryAquire succ. goroutine=0, index=15 - example_test.go:32
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lb2 := ratelimit.NewLeakyBucket(100)
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for i := 0; i < 4; i++ {
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go func(j int) {
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for k := 0; k < 4; k++ {
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lb2.WaitUntilAquire()
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nazalog.Debugf("< lb.WaitUntilAquire. goroutine=%d, index=%d", j, k)
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}
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}(i)
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}
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time.Sleep(2 * time.Second)
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// 23:40:11.275685 DEBUG < lb.WaitUntilAquire. goroutine=3, index=0 - example_test.go:49
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// 23:40:11.374789 DEBUG < lb.WaitUntilAquire. goroutine=0, index=0 - example_test.go:49
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// 23:40:11.473445 DEBUG < lb.WaitUntilAquire. goroutine=1, index=0 - example_test.go:49
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// 23:40:11.571714 DEBUG < lb.WaitUntilAquire. goroutine=2, index=0 - example_test.go:49
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// 23:40:11.670913 DEBUG < lb.WaitUntilAquire. goroutine=3, index=1 - example_test.go:49
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// 23:40:11.772003 DEBUG < lb.WaitUntilAquire. goroutine=0, index=1 - example_test.go:49
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// 23:40:11.871239 DEBUG < lb.WaitUntilAquire. goroutine=1, index=1 - example_test.go:49
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// 23:40:11.973307 DEBUG < lb.WaitUntilAquire. goroutine=2, index=1 - example_test.go:49
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// 23:40:12.075015 DEBUG < lb.WaitUntilAquire. goroutine=3, index=2 - example_test.go:49
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// 23:40:12.173357 DEBUG < lb.WaitUntilAquire. goroutine=0, index=2 - example_test.go:49
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// 23:40:12.270387 DEBUG < lb.WaitUntilAquire. goroutine=1, index=2 - example_test.go:49
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// 23:40:12.370509 DEBUG < lb.WaitUntilAquire. goroutine=2, index=2 - example_test.go:49
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// 23:40:12.475001 DEBUG < lb.WaitUntilAquire. goroutine=3, index=3 - example_test.go:49
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// 23:40:12.571062 DEBUG < lb.WaitUntilAquire. goroutine=0, index=3 - example_test.go:49
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// 23:40:12.672385 DEBUG < lb.WaitUntilAquire. goroutine=1, index=3 - example_test.go:49
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// 23:40:12.770939 DEBUG < lb.WaitUntilAquire. goroutine=2, index=3 - example_test.go:49
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}
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func TestTokenBucket(t *testing.T) {
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if !runExample {
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return
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}
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tb := ratelimit.NewTokenBucket(100, 1000, 10)
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for i := 0; i < 4; i++ {
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go func(j int) {
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for k := 0; k < 4; k++ {
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tb.WaitUntilAquire()
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nazalog.Debugf("< tb.WaitUntilAquire. goroutine=%d, index=%d", j, k)
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time.Sleep(100 * time.Millisecond)
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}
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}(i)
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}
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time.Sleep(2 * time.Second)
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// 21:02:33.453207 DEBUG < tb.WaitUntilAquire. goroutine=2, index=0 - example_test.go:82
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// 21:02:33.453302 DEBUG < tb.WaitUntilAquire. goroutine=1, index=0 - example_test.go:82
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// 21:02:33.453414 DEBUG < tb.WaitUntilAquire. goroutine=0, index=0 - example_test.go:82
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// 21:02:33.453535 DEBUG < tb.WaitUntilAquire. goroutine=3, index=0 - example_test.go:82
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// 21:02:33.557602 DEBUG < tb.WaitUntilAquire. goroutine=2, index=1 - example_test.go:82
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// 21:02:33.557881 DEBUG < tb.WaitUntilAquire. goroutine=0, index=1 - example_test.go:82
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// 21:02:33.557968 DEBUG < tb.WaitUntilAquire. goroutine=1, index=1 - example_test.go:82
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// 21:02:33.558043 DEBUG < tb.WaitUntilAquire. goroutine=3, index=1 - example_test.go:82
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// 21:02:33.661411 DEBUG < tb.WaitUntilAquire. goroutine=0, index=2 - example_test.go:82
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// 21:02:33.661495 DEBUG < tb.WaitUntilAquire. goroutine=2, index=2 - example_test.go:82
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// 21:02:34.451624 DEBUG < tb.WaitUntilAquire. goroutine=2, index=3 - example_test.go:82
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// 21:02:34.451715 DEBUG < tb.WaitUntilAquire. goroutine=0, index=3 - example_test.go:82
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// 21:02:34.451787 DEBUG < tb.WaitUntilAquire. goroutine=3, index=2 - example_test.go:82
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// 21:02:34.451841 DEBUG < tb.WaitUntilAquire. goroutine=1, index=2 - example_test.go:82
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// 21:02:34.551910 DEBUG < tb.WaitUntilAquire. goroutine=3, index=3 - example_test.go:82
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// 21:02:34.556604 DEBUG < tb.WaitUntilAquire. goroutine=1, index=3 - example_test.go:82
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}
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func TestRateLimiter(t *testing.T) {
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tb := ratelimit.NewTokenBucket(1, 1, 1)
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lb := ratelimit.NewLeakyBucket(1)
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var rl ratelimit.RateLimiter
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rl = tb
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rl.WaitUntilAquire()
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rl = lb
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rl.TryAquire()
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}
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