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// Copyright (c) 2009 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/message_loop.h"
#include "base/thread.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
// We use caps here just to ensure that the method name doesn't interfere with
// the wildcarded suppressions.
class TOOLS_SANITY_TEST_CONCURRENT_THREAD : public PlatformThread::Delegate {
public:
explicit TOOLS_SANITY_TEST_CONCURRENT_THREAD(bool *value) : value_(value) {}
~TOOLS_SANITY_TEST_CONCURRENT_THREAD() {}
void ThreadMain() {
*value_ = true;
// Sleep for a few milliseconds so the two threads are more likely to live
// simultaneously. Otherwise we may miss the report due to mutex
// lock/unlock's inside thread creation code in pure-happens-before mode...
PlatformThread::Sleep(100);
}
private:
bool* value_;
};
}
// A memory leak detector should report an error in this test.
TEST(ToolsSanityTest, MemoryLeak) {
int *leak = new int[256]; // Leak some memory intentionally.
leak[4] = 1; // Make sure the allocated memory is used.
}
// A data race detector should report an error in this test.
TEST(ToolsSanityTest, DataRace) {
bool shared = false;
PlatformThreadHandle a;
PlatformThreadHandle b;
PlatformThread::Delegate *thread1 =
new TOOLS_SANITY_TEST_CONCURRENT_THREAD(&shared);
PlatformThread::Delegate *thread2 =
new TOOLS_SANITY_TEST_CONCURRENT_THREAD(&shared);
PlatformThread::Create(0, thread1, &a);
PlatformThread::Create(0, thread2, &b);
PlatformThread::Join(a);
PlatformThread::Join(b);
EXPECT_TRUE(shared);
delete thread1;
delete thread2;
}
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