63 lines
1017 B
Go
63 lines
1017 B
Go
package locker
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import (
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"fmt"
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"math/rand"
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"sync"
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"testing"
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"time"
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)
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type Runner struct {
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lock *Locker
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res sync.Map
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}
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func NewRunner() *Runner {
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return &Runner{
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lock: NewLocker(),
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}
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}
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func (r *Runner) Run(wg *sync.WaitGroup, resName string, t *testing.T) {
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for n := 2; n < 1000; n++ {
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r.lock.WaitAndLock(resName)
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val := fmt.Sprintf("%d", n)
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r.res.Store(resName, val)
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td := time.Duration(rand.Uint64()%1000 + 1)
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time.Sleep(td * time.Nanosecond)
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foo, exist := r.res.Load(resName)
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if !exist {
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t.Errorf("not exist!\n")
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}
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if foo != val {
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t.Errorf("not val!\n")
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}
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r.res.Delete(resName)
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r.lock.Done(resName)
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time.Sleep(1 * time.Millisecond)
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}
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wg.Done()
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}
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func TestLocker(t *testing.T) {
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run := NewRunner()
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var wg sync.WaitGroup
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for n := 1; n < 200; n++ {
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go run.Run(&wg, "foo", t)
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wg.Add(1)
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}
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for n := 1; n < 200; n++ {
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go run.Run(&wg, "foo/bare", t)
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wg.Add(1)
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}
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for n := 1; n < 200; n++ {
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go run.Run(&wg, "foo/bare/foo", t)
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wg.Add(1)
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}
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wg.Wait()
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}
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