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/*****************************************************************************
*
* X testing environment - Google Test environment feat. dummy x server
*
* Copyright (C) 2011 Canonical Ltd.
*
* 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 3 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. If not, see <http://www.gnu.org/licenses/>.
*
****************************************************************************/
#ifndef XORG_GTEST_TEST_H_
#define XORG_GTEST_TEST_H_
#include <memory>
#include <gtest/gtest.h>
#include <X11/Xlib.h>
namespace xorg {
namespace testing {
/**
* @class Test test.h xorg/gtest/test.h
*
* Google %Test fixture providing an Xlib connection to an X11 server.
*
* Sets up and tears down an XLib connection to an X11 server.
* Rely on Google %Test's TEST_F macro to use this fixture for your
* own tests or subclass it and override the SetUp and TearDown
* methods.
*
* @remark The display port is read from the environment variable DISPLAY.
*/
class Test : public ::testing::Test {
public:
Test();
virtual ~Test();
protected:
/**
* Tries to connect to an X server instance.
*
* Fails if no X server is running. Updates the display object.
* Reimplemented from ::testing::Test. See Google %Test documentation for
* details.
*
* @post Subsequent calls to Display() return a valid pointer or NULL if an error occured.
*
* @throws std::runtime_error if no X server is running.
*/
virtual void SetUp();
/**
* Closes the display.
*
* Reimplemented from ::testing::Test. See Google %Test documentation for
* details.
*
* @post Subsequent calls to Display() return NULL.
*/
virtual void TearDown();
/**
* Accesses the display representing an Xlib connection.
*
* Accessible by subclasses and test cases relying on this fixture.
*
* @returns Pointer to a display or NULL.
*/
::Display* Display() const;
/** @cond Implementation */
struct Private;
std::auto_ptr<Private> d_;
/** @endcond Implementation */
private:
/* Disable copy c'tor, assignment operator */
Test(const Test&);
Test& operator=(const Test&);
};
} // namespace testing
} // namespace xorg
#endif // XORG_GTEST_TEST_H_
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