Files
cloudpods/pkg/appsrv/workers_test.go
2021-04-26 10:45:38 +08:00

118 lines
2.4 KiB
Go

// Copyright 2019 Yunion
//
// 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 appsrv
import (
"fmt"
"sync"
"testing"
"time"
)
type workerTask struct {
counter int
}
func (t *workerTask) Run() {
t.counter += 1
time.Sleep(1 * time.Second)
}
func (t *workerTask) Dump() string {
return fmt.Sprintf("counter: %d", t.counter)
}
func TestWorkerManager(t *testing.T) {
enableDebug()
startTime := time.Now()
// end := make(chan int)
wm := NewWorkerManager("testwm", 2, 10, false)
task := &workerTask{
counter: 0,
}
for i := 0; i < 10; i += 1 {
wm.Run(task, nil, nil)
}
for wm.ActiveWorkerCount() != 0 {
time.Sleep(time.Second)
}
if time.Since(startTime) < 5*time.Second {
t.Error("Incorrect timing")
}
}
type errWorkerTask struct {
wg *sync.WaitGroup
}
func (t *errWorkerTask) Run() {
t.wg.Done()
}
func (t *errWorkerTask) Dump() string {
return ""
}
type panicWorkerTask struct {
wg *sync.WaitGroup
}
func (t *panicWorkerTask) Run() {
defer t.wg.Done()
panic("panic inside worker")
}
func (t *panicWorkerTask) Dump() string {
return ""
}
func TestWorkerManagerError(t *testing.T) {
wm := NewWorkerManager("testwm", 2, 10, false)
errCbFactory := func(wg *sync.WaitGroup, errMark *bool) func(error) {
return func(error) {
defer wg.Done()
if errMark != nil && !*errMark {
*errMark = true
}
}
}
t.Run("normal", func(t *testing.T) {
task := &errWorkerTask{
wg: &sync.WaitGroup{},
}
errMark := false
errCb := errCbFactory(task.wg, &errMark)
task.wg.Add(1)
wm.Run(task, nil, errCb)
task.wg.Wait()
if errMark {
t.Errorf("should be normal")
}
})
t.Run("panic", func(t *testing.T) {
task := &panicWorkerTask{
wg: &sync.WaitGroup{},
}
errMark := false
errCb := errCbFactory(task.wg, &errMark)
task.wg.Add(2) // 1 for errCb
wm.Run(task, nil, errCb)
task.wg.Wait()
if !errMark {
t.Errorf("expecting error")
}
})
}