gecko-dev/storage/test/gtest/test_deadlock_detector.cpp

67 строки
1.8 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* vim: sw=4 ts=4 et :
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
// Note: This file is essentially a copy of
// xpcom/tests/gtest/TestDeadlockDetector.cpp, but all mutexes were turned into
// SQLiteMutexes. We use #include and some macros to avoid actual source code
// duplication.
#include "mozilla/CondVar.h"
#include "mozilla/ReentrantMonitor.h"
#include "SQLiteMutex.h"
#include "gtest/gtest.h"
using namespace mozilla;
/**
* Helper class to allocate a sqlite3_mutex for our SQLiteMutex.
*/
class TestMutex : public mozilla::storage::SQLiteMutex
{
public:
explicit TestMutex(const char* aName)
: mozilla::storage::SQLiteMutex(aName)
, mInner(sqlite3_mutex_alloc(SQLITE_MUTEX_FAST))
{
NS_ASSERTION(mInner, "could not allocate a sqlite3_mutex");
initWithMutex(mInner);
}
~TestMutex()
{
sqlite3_mutex_free(mInner);
}
void Lock()
{
lock();
}
void Unlock()
{
unlock();
}
private:
sqlite3_mutex *mInner;
};
// This global variable is defined in toolkit/xre/nsSigHandlers.cpp.
// It's declared in xpcom/tests/gtest/TestDeadlockDetector.cpp, but we #include
// that within the |storage| namespace, so we need to declare it again here.
extern unsigned int _gdb_sleep_duration;
// These are the two macros that differentiate this file from the XPCOM one.
#define MUTEX TestMutex
#define TESTNAME(name) storage_##name
// We need to use a namespace to avoid duplicate definitions of some functions
// within TestDeadlockDetector.cpp.
namespace storage {
#include "../../../xpcom/tests/gtest/TestDeadlockDetector.cpp"
}