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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/memory/ref_counted.h"
#include "base/task.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
class CancelInDestructor : public base::RefCounted<CancelInDestructor> {
public:
CancelInDestructor() : cancelable_task_(NULL) {}
void Start() {
if (cancelable_task_) {
ADD_FAILURE();
return;
}
AddRef();
cancelable_task_ = NewRunnableMethod(
this, &CancelInDestructor::NeverIssuedCallback);
Release();
}
CancelableTask* cancelable_task() {
return cancelable_task_;
}
private:
friend class base::RefCounted<CancelInDestructor>;
~CancelInDestructor() {
if (cancelable_task_)
cancelable_task_->Cancel();
}
void NeverIssuedCallback() { NOTREACHED(); }
CancelableTask* cancelable_task_;
};
TEST(TaskTest, TestCancelInDestructor) {
// Intentionally not using a scoped_refptr for cancel_in_destructor.
CancelInDestructor* cancel_in_destructor = new CancelInDestructor();
cancel_in_destructor->Start();
CancelableTask* cancelable_task = cancel_in_destructor->cancelable_task();
ASSERT_TRUE(cancelable_task);
delete cancelable_task;
}
} // namespace
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