146 lines
3.4 KiB
Go
146 lines
3.4 KiB
Go
// Copyright 2021 PingCAP, Inc.
|
|
//
|
|
// 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 util
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"path"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/pingcap/tidb/pkg/util/logutil"
|
|
"github.com/stretchr/testify/require"
|
|
"go.uber.org/atomic"
|
|
)
|
|
|
|
func TestWaitGroupWrapperRun(t *testing.T) {
|
|
var expect int32 = 4
|
|
var val atomic.Int32
|
|
var wg WaitGroupWrapper
|
|
for range expect {
|
|
wg.Run(func() {
|
|
val.Inc()
|
|
})
|
|
}
|
|
wg.Wait()
|
|
require.Equal(t, expect, val.Load())
|
|
|
|
val.Store(0)
|
|
wg2 := NewWaitGroupEnhancedWrapper("", nil, false)
|
|
for i := range expect {
|
|
wg2.Run(func() {
|
|
val.Inc()
|
|
}, fmt.Sprintf("test_%v", i))
|
|
}
|
|
wg2.Wait()
|
|
require.Equal(t, expect, val.Load())
|
|
}
|
|
|
|
func TestWaitGroupWrapperRunWithRecover(t *testing.T) {
|
|
var expect int32 = 2
|
|
var val atomic.Int32
|
|
var wg WaitGroupWrapper
|
|
for range expect {
|
|
wg.RunWithRecover(func() {
|
|
panic("test1")
|
|
}, func(r any) {
|
|
val.Inc()
|
|
})
|
|
}
|
|
wg.Wait()
|
|
require.Equal(t, expect, val.Load())
|
|
|
|
val.Store(0)
|
|
wg2 := NewWaitGroupEnhancedWrapper("", nil, false)
|
|
for i := range expect {
|
|
wg2.RunWithRecover(func() {
|
|
panic("test1")
|
|
}, func(r any) {
|
|
val.Inc()
|
|
}, fmt.Sprintf("test_%v", i))
|
|
}
|
|
wg2.Wait()
|
|
require.Equal(t, expect, val.Load())
|
|
}
|
|
|
|
func TestWaitGroupWrapperCheck(t *testing.T) {
|
|
exit := make(chan struct{})
|
|
wg := NewWaitGroupEnhancedWrapper("", exit, false)
|
|
quit := make(chan struct{})
|
|
wg.Run(func() {
|
|
<-quit
|
|
}, "test")
|
|
|
|
// need continue check as existed unexited process
|
|
close(exit)
|
|
require.True(t, wg.check())
|
|
|
|
// no need to continue check as all process exited
|
|
quit <- struct{}{}
|
|
time.Sleep(1 * time.Second)
|
|
require.False(t, wg.check())
|
|
}
|
|
|
|
func TestWaitGroupWrapperGo(t *testing.T) {
|
|
file, fileName := prepareStdoutLogger(t)
|
|
var wg WaitGroupWrapper
|
|
wg.RunWithLog(func() {
|
|
middleF()
|
|
})
|
|
wg.Wait()
|
|
require.NoError(t, file.Close())
|
|
content, err := os.ReadFile(fileName)
|
|
require.NoError(t, err)
|
|
require.Contains(t, string(content), "pkg/util.middleF")
|
|
}
|
|
|
|
func prepareStdoutLogger(t *testing.T) (*os.File, string) {
|
|
bak := os.Stdout
|
|
t.Cleanup(func() {
|
|
os.Stdout = bak
|
|
})
|
|
tempDir := t.TempDir()
|
|
fileName := path.Join(tempDir, "test.log")
|
|
file, err := os.OpenFile(fileName, os.O_CREATE|os.O_WRONLY, 0644)
|
|
require.NoError(t, err)
|
|
os.Stdout = file
|
|
// InitLogger contains zap.AddStacktrace(zapcore.FatalLevel), so log level
|
|
// below fatal will not contain stack automatically.
|
|
require.NoError(t, logutil.InitLogger(&logutil.LogConfig{}))
|
|
|
|
return file, fileName
|
|
}
|
|
|
|
func middleF() {
|
|
var a int
|
|
_ = 10 / a
|
|
}
|
|
|
|
func TestNewErrorGroupWithRecover(t *testing.T) {
|
|
file, fileName := prepareStdoutLogger(t)
|
|
eg := NewErrorGroupWithRecover()
|
|
eg.Go(func() error {
|
|
middleF()
|
|
return nil
|
|
})
|
|
err := eg.Wait()
|
|
require.ErrorContains(t, err, "runtime error: integer divide by zero")
|
|
require.NoError(t, file.Close())
|
|
content, err := os.ReadFile(fileName)
|
|
require.NoError(t, err)
|
|
require.Contains(t, string(content), "pkg/util.middleF")
|
|
}
|