seaweedfs/weed/util/limited_async_pool_test.go
2022-09-25 17:43:42 -07:00

64 lines
1.3 KiB
Go

package util
import (
"fmt"
"github.com/stretchr/testify/assert"
"sort"
"testing"
"time"
)
func TestAsyncPool(t *testing.T) {
p := NewLimitedAsyncExecutor(3)
p.Execute(FirstFunc)
p.Execute(SecondFunc)
p.Execute(ThirdFunc)
p.Execute(FourthFunc)
p.Execute(FifthFunc)
var sorted_results []int
for i := 0; i < 5; i++ {
f := p.NextFuture()
x := f.Await().(int)
println(x)
sorted_results = append(sorted_results, x)
}
assert.True(t, sort.IntsAreSorted(sorted_results), "results should be sorted")
}
func FirstFunc() any {
fmt.Println("-- Executing first function --")
time.Sleep(70 * time.Millisecond)
fmt.Println("-- First Function finished --")
return 1
}
func SecondFunc() any {
fmt.Println("-- Executing second function --")
time.Sleep(50 * time.Millisecond)
fmt.Println("-- Second Function finished --")
return 2
}
func ThirdFunc() any {
fmt.Println("-- Executing third function --")
time.Sleep(20 * time.Millisecond)
fmt.Println("-- Third Function finished --")
return 3
}
func FourthFunc() any {
fmt.Println("-- Executing fourth function --")
time.Sleep(100 * time.Millisecond)
fmt.Println("-- Fourth Function finished --")
return 4
}
func FifthFunc() any {
fmt.Println("-- Executing fifth function --")
time.Sleep(40 * time.Millisecond)
fmt.Println("-- Fourth fifth finished --")
return 5
}