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// \file terminal.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_CMDLINE_MOCKS_TERMINAL_H
#define APTITUDE_CMDLINE_MOCKS_TERMINAL_H
// Local includes:
#include <cmdline/terminal.h>
#include <generic/util/mocks/mock_util.h>
// System includes:
#include <boost/shared_ptr.hpp>
#include <gmock/gmock.h>
namespace boost
{
template<typename T> boost::shared_ptr<T> make_shared();
}
namespace aptitude
{
namespace cmdline
{
namespace mocks
{
/** \brief A mock terminal object.
*
* This object doesn't have any special behavior; it can be
* used to test other mocks that extend the terminal's behavior
* (such as the teletype mock). To get a terminal that
* interprets calls to write_text(), use
* combining_terminal_output.
*/
class terminal_output : public aptitude::cmdline::terminal_output,
public aptitude::util::mocks::Mock<terminal_output>
{
friend boost::shared_ptr<terminal_output>
boost::make_shared<terminal_output>();
MOCK_FRIENDS();
terminal_output();
public:
MOCK_METHOD0(output_is_a_terminal, bool());
MOCK_METHOD1(write_text, void(const std::wstring &));
MOCK_METHOD0(move_to_beginning_of_line, void());
MOCK_METHOD0(flush, void());
};
class terminal_input : public aptitude::cmdline::terminal_input,
public aptitude::util::mocks::Mock<terminal_input>
{
friend boost::shared_ptr<terminal_input>
boost::make_shared<terminal_input>();
MOCK_FRIENDS();
terminal_input();
public:
MOCK_METHOD1(prompt_for_input, std::wstring(const std::wstring &));
};
class terminal_metrics : public aptitude::cmdline::terminal_metrics,
public aptitude::util::mocks::Mock<terminal_metrics>
{
friend boost::shared_ptr<terminal_metrics>
boost::make_shared<terminal_metrics>();
MOCK_FRIENDS();
terminal_metrics();
public:
MOCK_METHOD0(get_screen_width, unsigned int());
};
/** \brief A mock for the terminal locale routines.
*
* By default, returns 1 from every call to wcwidth() and marks
* those calls as expected.
*/
class terminal_locale : public aptitude::cmdline::terminal_locale,
public aptitude::util::mocks::Mock<terminal_locale>
{
friend boost::shared_ptr<terminal_locale>
boost::make_shared<terminal_locale>();
MOCK_FRIENDS();
terminal_locale();
public:
MOCK_METHOD1(wcwidth, int(wchar_t));
};
/** \brief Interface for objects that emit terminal output as a
* sequence of string writes.
*/
class terminal_with_combined_output : public aptitude::util::mocks::Mock<terminal_with_combined_output>
{
terminal_with_combined_output();
friend class combining_terminal_output;
friend boost::shared_ptr<terminal_with_combined_output>
boost::make_shared<terminal_with_combined_output>();
MOCK_FRIENDS();
public:
virtual ~terminal_with_combined_output();
// This method is invoked when the terminal would flush its
// output: specifically, for each newline that's written and
// for each call to flush().
//
// If the terminal would flush, but there's no text to flush,
// this isn't invoked.
MOCK_METHOD1(output, void(const std::wstring &));
};
/** \brief Interface for objects that can receive calls to
* terminal_output and emit calls as a
* terminal_with_combined_output.
*
* Calls to move_to_beginning_of_line() are rewritten to place
* '\r' on the output stream instead. This is done so that
* client code can easily verify that the
* move_to_beginning_of_line() occurs in the right place
* relative to calls to write_to_text().
*/
class combining_terminal_output : public aptitude::cmdline::terminal_output,
public terminal_with_combined_output
{
class impl;
friend class impl;
friend boost::shared_ptr<combining_terminal_output>
create_combining_terminal_output();
combining_terminal_output();
public:
// Mocked because tests might want to override its behavior:
MOCK_METHOD0(output_is_a_terminal, bool());
/** \brief Create a default-style mock. */
static boost::shared_ptr<combining_terminal_output> create_default();
/** \brief Create a nice mock. */
static boost::shared_ptr<combining_terminal_output> create_nice();
/** \brief Create a strict mock. */
static boost::shared_ptr<combining_terminal_output> create_strict();
};
}
}
}
#endif
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