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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* 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
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* 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 Server Side 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 <map>
#include "mongo/client/remote_command_targeter_factory.h"
namespace mongo {
class RemoteCommandTargeterMock;
/**
* Factory which instantiates mock remote command targeters. This class is not thread-safe and is
* only used for unit-testing.
*/
class RemoteCommandTargeterFactoryMock final : public RemoteCommandTargeterFactory {
public:
RemoteCommandTargeterFactoryMock();
~RemoteCommandTargeterFactoryMock();
/**
* If the input connection string matches one of the pre-defined targeters added through an
* earlier call to addTargetersToReturn, pops one of these targeters from the map and returns
* it. Otherwise, creates a new instance of RemoteCommandTargeterMock.
*/
std::unique_ptr<RemoteCommandTargeter> create(const ConnectionString& connStr) override;
/**
* Specifies a targeter entry, proxy to which should be returned every time the specified
* connection string is used.
*/
void addTargeterToReturn(const ConnectionString& connStr,
std::unique_ptr<RemoteCommandTargeterMock> mockTargeter);
/**
* Removes a targeter previous installed through a call to addTargeterToReturn. It is illegal
* to call this method if there is no registered targeter for the specified connection string
* or of there are any outstanding targeter proxies (i.e. targeters returned by the create
* call, which have not been released).
*/
void removeTargeterToReturn(const ConnectionString& connStr);
private:
using MockTargetersMap = std::map<ConnectionString, std::shared_ptr<RemoteCommandTargeterMock>>;
// Map of pre-defined targeters, proxies to which should be returned as part of the create call
MockTargetersMap _mockTargeters;
};
} // namespace mongo
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