| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package gopool |
| |
| import ( |
| "context" |
| "fmt" |
| "sync" |
| "testing" |
| "time" |
| ) |
| |
| func TestGoRoutine_Do(t *testing.T) { |
| test1 := New(context.Background()) |
| defer test1.Close(true) |
| stopCh1 := make(chan struct{}) |
| test1.Do(func(ctx context.Context) { |
| defer close(stopCh1) |
| select { |
| case <-ctx.Done(): |
| t.Fatalf("ctx should not be done.") |
| case <-time.After(time.Second): |
| } |
| }) |
| <-stopCh1 |
| |
| ctx, cancel := context.WithCancel(context.Background()) |
| test2 := New(ctx) |
| defer test2.Close(true) |
| stopCh2 := make(chan struct{}) |
| test2.Do(func(ctx context.Context) { |
| defer close(stopCh2) |
| select { |
| case <-ctx.Done(): |
| case <-time.After(time.Second): |
| t.Fatalf("time out to wait stopCh2 close.") |
| } |
| }) |
| cancel() |
| <-stopCh2 |
| } |
| |
| func TestGoRoutine_Wait(t *testing.T) { |
| var mux sync.Mutex |
| MAX := 10 |
| resultArr := make([]int, 0, MAX) |
| test := New(context.Background(), Configure().Idle(time.Second).Workers(5)) |
| for i := 0; i < MAX; i++ { |
| test.Do(func(ctx context.Context) { |
| select { |
| case <-ctx.Done(): |
| case <-time.After(time.Second): |
| mux.Lock() |
| resultArr = append(resultArr, i) |
| fmt.Printf("goroutine %d finish.\n", i) |
| mux.Unlock() |
| } |
| }) |
| } |
| <-time.After(time.Second) |
| fmt.Println("waiting for all goroutines finish.") |
| test.Done() |
| fmt.Println(resultArr) |
| if len(resultArr) != MAX { |
| t.Fatalf("fail to wait all goroutines finish. expected %d to %d", len(resultArr), MAX) |
| } |
| } |
| |
| func TestGoRoutine_Exception1(t *testing.T) { |
| test := New(context.Background()) |
| test.Do(func(ctx context.Context) { |
| select { |
| case <-ctx.Done(): |
| case <-time.After(time.Second): |
| t.Fatalf("time out to wait ctx close.") |
| } |
| }) |
| test.Close(false) |
| test.Do(func(ctx context.Context) { |
| select { |
| case <-ctx.Done(): |
| t.Fatalf("can not execute f after closed.") |
| } |
| }) |
| test.Done() |
| test.Close(true) |
| } |
| |
| func TestGoRoutine_Exception2(t *testing.T) { |
| Go(func(ctx context.Context) { |
| for { |
| select { |
| case <-ctx.Done(): |
| return |
| case <-time.After(time.Second): |
| } |
| } |
| }) |
| Go(func(ctx context.Context) { |
| var a *int |
| fmt.Println(*a) |
| }) |
| CloseAndWait() |
| } |