mirror of
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e978c71b7c
Additionally this PR also supports multi-platform builds to avoid cross platform build issues.
140 lines
2.8 KiB
Go
140 lines
2.8 KiB
Go
/*
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* MinIO Client (C) 2017 MinIO, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"fmt"
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"sync"
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"testing"
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"github.com/rjeczalik/notify"
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)
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func testPipeChan(inputCh, outputCh chan notify.EventInfo, totalMsgs int) error {
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var wg sync.WaitGroup
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msgCtnt := notify.EventInfo(nil)
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// Send messages up to totalMsgs
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wg.Add(1)
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go func() {
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defer wg.Done()
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for i := 0; i < totalMsgs; i++ {
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inputCh <- msgCtnt
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}
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close(inputCh)
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}()
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// Goroutine to receive and check messages
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var recvMsgs int
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var recvErr error
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wg.Add(1)
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go func() {
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defer wg.Done()
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for msg := range outputCh {
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recvMsgs++
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if msg != msgCtnt {
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recvErr = fmt.Errorf("Corrupted message, expected = `%s`, found = `%s`", msgCtnt, msg)
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return
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}
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}
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}()
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// Wait until we finish sending and receiving messages
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wg.Wait()
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if recvErr != nil {
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return recvErr
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}
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// Check if all messages are received
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if recvMsgs != totalMsgs {
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return fmt.Errorf("unable to receive all messages, expected: %d, lost: %d", totalMsgs, totalMsgs-recvMsgs)
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}
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return nil
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}
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// Testing code
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func TestPipeChannel(t *testing.T) {
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fastCh, slowCh := PipeChan(1000)
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err := testPipeChan(fastCh, slowCh, 10*1000)
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if err != nil {
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t.Errorf("ERR: %v\n", err)
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}
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}
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func TestRegularChannel(t *testing.T) {
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ch := make(chan notify.EventInfo, 1000)
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err := testPipeChan(ch, ch, 10*1000)
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if err != nil {
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t.Errorf("ERR: %v\n", err)
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}
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}
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// Benchmark code
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func benchmarkRegular(b *testing.B, msgsNum int) {
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for n := 0; n < b.N; n++ {
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ch := make(chan notify.EventInfo, msgsNum)
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testPipeChan(ch, ch, msgsNum)
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}
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}
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func benchmarkPipeChan(b *testing.B, msgsNum int) {
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for n := 0; n < b.N; n++ {
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fastCh, slowCh := PipeChan(1000)
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testPipeChan(fastCh, slowCh, msgsNum)
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}
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}
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func BenchmarkRegular1M(b *testing.B) {
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benchmarkRegular(b, 1*1000*1000)
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}
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func BenchmarkPipeChan1M(b *testing.B) {
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benchmarkPipeChan(b, 1*1000*1000)
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}
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func BenchmarkRegular100K(b *testing.B) {
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benchmarkRegular(b, 100*1000)
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}
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func BenchmarkPipeChan100K(b *testing.B) {
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benchmarkPipeChan(b, 100*1000)
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}
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func BenchmarkRegular10K(b *testing.B) {
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benchmarkRegular(b, 10*1000)
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}
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func BenchmarkPipeChan10K(b *testing.B) {
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benchmarkPipeChan(b, 10*1000)
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}
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func BenchmarkRegular1K(b *testing.B) {
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benchmarkRegular(b, 1*1000)
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}
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func BenchmarkPipeChan1K(b *testing.B) {
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benchmarkPipeChan(b, 1*1000)
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}
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