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base_test.go
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99 lines (86 loc) · 1.26 KB
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package sync
import (
"strconv"
"sync"
"testing"
)
func Benchmark_Lock1(b *testing.B) {
var mutex sync.Mutex
for i := 0; i < b.N; i++ {
mutex.Lock()
mutex.Unlock()
}
}
func Benchmark_Lock2(b *testing.B) {
var mutex Mutex
for i := 0; i < b.N; i++ {
mutex.Lock()
mutex.Unlock()
}
}
func Benchmark_Lock3(b *testing.B) {
var mutex RWMutex
for i := 0; i < b.N; i++ {
mutex.Lock()
mutex.Unlock()
}
}
func Test_NoDeadlock1(t *testing.T) {
var (
mutex Mutex
wait WaitGroup
)
wait.Add(1)
go func() {
for i := 0; i < 10000; i++ {
mutex.Lock()
strconv.Itoa(i)
mutex.Unlock()
}
wait.Done()
}()
wait.Add(1)
go func() {
for i := 0; i < 10000; i++ {
mutex.Lock()
strconv.Itoa(i)
mutex.Unlock()
}
wait.Done()
}()
wait.Wait()
}
func Test_NoDeadlock2(t *testing.T) {
var (
mutex RWMutex
wait WaitGroup
)
wait.Add(1)
go func() {
for i := 0; i < 10000; i++ {
mutex.Lock()
strconv.Itoa(i)
mutex.Unlock()
}
wait.Done()
}()
wait.Add(1)
go func() {
for i := 0; i < 10000; i++ {
mutex.Lock()
strconv.Itoa(i)
mutex.Unlock()
}
wait.Done()
}()
wait.Add(1)
go func() {
for i := 0; i < 10000; i++ {
mutex.RLock()
strconv.Itoa(i)
mutex.RUnlock()
}
wait.Done()
}()
wait.Wait()
}