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80 lines
1.5 KiB
80 lines
1.5 KiB
package thread
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import (
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"context"
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"github.com/stretchr/testify/assert"
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"strconv"
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"sync"
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"sync/atomic"
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"testing"
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"time"
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)
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type report struct {
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rw sync.Mutex
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text string
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}
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func (r *report) log(text string) {
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r.rw.Lock()
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defer r.rw.Unlock()
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r.text += text
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}
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func (r *report) String() string {
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return r.text
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}
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func Test_checkManager(t *testing.T) {
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var count atomic.Int32
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var r report
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var wg sync.WaitGroup
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ctx, cancel := context.WithCancel(context.Background())
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wg.Add(1)
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go func() {
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defer wg.Done()
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r.log("Start manger\n")
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manager := Manager{Count: 3}
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go manager.Start(func() {
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number := count.Add(1)
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r.log("Start " + strconv.Itoa(int(number)) + "\n")
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switch number {
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case 1:
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<-ctx.Done()
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time.Sleep(100 * time.Millisecond)
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case 2:
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time.Sleep(100 * time.Millisecond)
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case 3:
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time.Sleep(200 * time.Millisecond)
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case 4:
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time.Sleep(200 * time.Millisecond)
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case 5:
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<-ctx.Done()
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time.Sleep(200 * time.Millisecond)
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case 6:
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<-ctx.Done()
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time.Sleep(300 * time.Millisecond)
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default:
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<-ctx.Done()
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time.Sleep(400 * time.Millisecond)
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}
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r.log("Finish " + strconv.Itoa(int(number)) + "\n")
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})
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r.log("Wait cancel\n")
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manager.Wait(ctx)
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r.log("Finish manger\n")
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}()
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time.Sleep(1 * time.Second)
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cancel()
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wg.Wait()
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assert.Equal(t, int32(6), count.Load())
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assert.Equal(t, "Start manger\nWait cancel\nStart 1\nStart 2\nStart 3\nFinish 2\nStart 4\nFinish 3\nStart 5\nFinish 4\nStart 6\nFinish 1\nFinish 5\nFinish 6\nFinish manger\n", r.String())
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}
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