ants/ants_test.go

152 lines
3.5 KiB
Go

// MIT License
// 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 (
"github.com/panjf2000/ants"
"runtime"
"sync"
"testing"
)
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 demoFunc() {
//time.Sleep(time.Millisecond)
var n int
for i := 0; i < 1000000; i++ {
n += i
}
}
//func TestDefaultPool(t *testing.T) {
// var wg sync.WaitGroup
// for i := 0; i < n; i++ {
// wg.Add(1)
// ants.Push(func() {
// 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 TestNoPool(t *testing.T) {
// var wg sync.WaitGroup
// for i := 0; i < n; i++ {
// wg.Add(1)
// go func() {
// demoFunc()
// wg.Done()
// }()
// }
//
// wg.Wait()
// mem := runtime.MemStats{}
// runtime.ReadMemStats(&mem)
// t.Logf("memory usage:%d", mem.TotalAlloc/1024)
//}
func TestAntsPoolWithFunc(t *testing.T) {
var wg sync.WaitGroup
p, _ := ants.NewPoolWithFunc(100000, func(i interface{}) error {
demoPoolFunc(i)
wg.Done()
return nil
})
for i := 0; i < n; i++ {
wg.Add(1)
p.Serve(n)
}
wg.Wait()
//t.Logf("pool capacity:%d", ants.Cap())
//t.Logf("free workers number:%d", ants.Free())
t.Logf("running workers number:%d", p.Running())
mem := runtime.MemStats{}
runtime.ReadMemStats(&mem)
t.Logf("memory usage:%d", mem.TotalAlloc/1024)
}
func TestNoPool(t *testing.T) {
var wg sync.WaitGroup
for i := 0; i < n; i++ {
wg.Add(1)
go func() {
demoPoolFunc(n)
wg.Done()
}()
}
wg.Wait()
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() {
// demoFunc()
// //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)
//}