ants/ants_test.go

110 lines
2.6 KiB
Go

// Copyright (c) 2018 Andy Pan
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
// of the Software, and to permit persons to whom the Software is furnished to do so,
// subject to the following conditions:
//
//The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
// PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
package ants_test
import (
"testing"
"github.com/panjf2000/ants"
"sync"
"runtime"
"time"
)
var n = 1000000
//func demoFunc() {
// var n int
// for i := 0; i < 1000000; i++ {
// n += i
// }
//}
//func demoFunc() {
// var n int
// for i := 0; i < 10000; i++ {
// n += i
// }
// fmt.Printf("finish task with result:%d\n", n)
//}
func forSleep() {
time.Sleep(time.Millisecond)
}
func TestNoPool(t *testing.T) {
var wg sync.WaitGroup
for i := 0; i < n; i++ {
wg.Add(1)
go func() {
forSleep()
//demoFunc()
wg.Done()
}()
}
wg.Wait()
mem := runtime.MemStats{}
runtime.ReadMemStats(&mem)
t.Logf("memory usage:%d", mem.TotalAlloc/1024)
}
func TestDefaultPool(t *testing.T) {
var wg sync.WaitGroup
for i := 0; i < n; i++ {
wg.Add(1)
ants.Push(func() {
forSleep()
//demoFunc()
wg.Done()
})
}
wg.Wait()
//t.Logf("pool capacity:%d", ants.Cap())
//t.Logf("free workers number:%d", ants.Free())
t.Logf("running workers number:%d", ants.Running())
mem := runtime.MemStats{}
runtime.ReadMemStats(&mem)
t.Logf("memory usage:%d", mem.TotalAlloc/1024)
}
func TestCustomPool(t *testing.T) {
p, _ := ants.NewPool(30000)
var wg sync.WaitGroup
for i := 0; i < n; i++ {
wg.Add(1)
p.Push(func() {
forSleep()
//demoFunc()
wg.Done()
})
}
wg.Wait()
//t.Logf("pool capacity:%d", p.Cap())
//t.Logf("free workers number:%d", p.Free())
t.Logf("running workers number:%d", p.Running())
mem := runtime.MemStats{}
runtime.ReadMemStats(&mem)
t.Logf("memory usage:%d", mem.TotalAlloc/1024)
}