/* -*- 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/RecursiveMutex.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"
}