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33 lines
761 B
33 lines
761 B
// Copyright 2014 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package http2
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import (
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"fmt"
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"strings"
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"testing"
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)
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func TestGoroutineLock(t *testing.T) {
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oldDebug := DebugGoroutines
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DebugGoroutines = true
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defer func() { DebugGoroutines = oldDebug }()
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g := newGoroutineLock()
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g.check()
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sawPanic := make(chan interface{})
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go func() {
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defer func() { sawPanic <- recover() }()
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g.check() // should panic
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}()
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e := <-sawPanic
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if e == nil {
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t.Fatal("did not see panic from check in other goroutine")
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}
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if !strings.Contains(fmt.Sprint(e), "wrong goroutine") {
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t.Errorf("expected on see panic about running on the wrong goroutine; got %v", e)
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}
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}
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