/**
* Copyright (C) 2014 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see .
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#pragma once
#include "mongo/db/concurrency/lock_manager.h"
#include "mongo/db/concurrency/lock_state.h"
namespace mongo {
class LockerForTests : public LockerImpl {
public:
explicit LockerForTests(LockMode globalLockMode) {
lockGlobal(globalLockMode);
}
~LockerForTests() {
unlockGlobal();
}
};
class TrackingLockGrantNotification : public LockGrantNotification {
public:
TrackingLockGrantNotification() : numNotifies(0), lastResult(LOCK_INVALID) {}
virtual void notify(ResourceId resId, LockResult result) {
numNotifies++;
lastResId = resId;
lastResult = result;
}
public:
int numNotifies;
ResourceId lastResId;
LockResult lastResult;
};
struct LockRequestCombo : public LockRequest, TrackingLockGrantNotification {
public:
explicit LockRequestCombo(Locker* locker) {
initNew(locker, this);
}
};
/**
* A RAII object that temporarily forces setting of the _supportsDocLocking global variable (defined
* in db/service_context.cpp and returned by mongo::supportsDocLocking()) for testing purposes.
*/
extern bool _supportsDocLocking;
class ForceSupportsDocLocking {
public:
explicit ForceSupportsDocLocking(bool supported) : _oldSupportsDocLocking(_supportsDocLocking) {
_supportsDocLocking = supported;
}
~ForceSupportsDocLocking() {
_supportsDocLocking = _oldSupportsDocLocking;
}
private:
const bool _oldSupportsDocLocking;
};
} // namespace mongo