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// \file mock_util.h -*-c++-*-
//
// Copyright (C) 2010 Daniel Burrows
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// 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
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
#ifndef APTITUDE_GENERIC_MOCK_UTIL_H
#define APTITUDE_GENERIC_MOCK_UTIL_H
// System includes:
#include <boost/make_shared.hpp>
#include <boost/shared_ptr.hpp>
#include <gmock/gmock.h>
namespace aptitude
{
namespace util
{
namespace mocks
{
/** \brief Convenience mixin that instruments a mock class with
* a standard set of static constructors: one for nice mocks,
* one for default mocks, and one for strict mocks.
*
* \tparam SubMockType The class to instrument; must be a subclass
* of this class. Must be default-constructable.
*
* If the constructor of MockType is hidden, then
* NiceMock<MockType> and StrictMock<MockType> must be friends
* of Mock (so that they can subclass it). See MOCK_FRIENDS()
* for a convenient way to declare this.
*/
template<typename SubMockType>
class Mock
{
public:
virtual ~Mock()
{
}
typedef SubMockType MockType;
typedef testing::NiceMock<MockType> NiceMockType;
typedef testing::StrictMock<MockType> StrictMockType;
/** \brief Create a default-style mock. */
static boost::shared_ptr<MockType> create_default()
{
return boost::make_shared<MockType>();
}
/** \brief Create a nice mock. */
static boost::shared_ptr<MockType> create_nice()
{
return boost::make_shared<NiceMockType>();
}
/** \brief Create a strict mock. */
static boost::shared_ptr<MockType> create_strict()
{
return boost::make_shared<StrictMockType>();
}
};
/** \brief Convenience macro to support mocks with hidden
* constructors.
*
* This expands to the friend declarations that are required
* for Mock to function. It must be invoked in the class body
* of a subclass of Mock that does not declare the name
* MockType.
*/
#define MOCK_FRIENDS() \
friend class testing::NiceMock<MockType>; \
friend class testing::StrictMock<MockType>;
}
}
}
#endif // APTITUDE_GENERIC_MOCK_UTIL_H
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