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wait_group_test.go
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wait_group_test.go
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// Copyright 2020 The ZKits Project Authors.
//
// Licensed 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 runner
import (
"sync/atomic"
"testing"
)
func TestWaitGroup(t *testing.T) {
var wg WaitGroup
var n int64
wg.Go(func() { atomic.AddInt64(&n, 1) })
wg.MultiGo(5, func() { atomic.AddInt64(&n, 1) })
wg.Wait()
if n != 6 {
t.Fatalf("WaitGroup: %d", n)
}
}
func TestWaitGroup_Panic(t *testing.T) {
defer func() {
if v := recover(); v == nil {
t.Fatal("WaitGroup: no panic")
}
}()
new(WaitGroup).MultiGo(0, func() {})
}