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// Copyright 2017 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package main
import (
"./mysync"
"log"
"runtime"
)
func main() {
var wg mysync.WaitGroup
wg.Done()
ci := runtime.CallersFrames(wg.Callers)
frames := make([]runtime.Frame, 0, 4)
for {
frame, more := ci.Next()
frames = append(frames, frame)
if !more {
break
}
}
expecting := []string{
"mysync.(*WaitGroup).Add",
"mysync.(*WaitGroup).Done",
}
for i := 0; i < 2; i++ {
if frames[i].Function != expecting[i] {
log.Fatalf("frame %d: got %s, want %s", i, frames[i].Function, expecting[i])
}
}
}
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