kwin/autotests/test_xcb_window.cpp

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2013 Martin Gräßlin <mgraesslin@kde.org>
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. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "testutils.h"
// KWin
#include "../xcbutils.h"
// Qt
#include <QApplication>
#include <QtTest/QtTest>
// xcb
#include <xcb/xcb.h>
using namespace KWin;
class TestXcbWindow : public QObject
{
Q_OBJECT
private Q_SLOTS:
void defaultCtor();
void ctor();
void classCtor();
void create();
void mapUnmap();
void geometry();
void destroy();
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void destroyNotManaged();
};
void TestXcbWindow::defaultCtor()
{
Xcb::Window window;
QCOMPARE(window.isValid(), false);
xcb_window_t wId = window;
QCOMPARE(wId, noneWindow());
xcb_window_t nativeWindow = createWindow();
Xcb::Window window2(nativeWindow);
QCOMPARE(window2.isValid(), true);
wId = window2;
QCOMPARE(wId, nativeWindow);
}
void TestXcbWindow::ctor()
{
const QRect geometry(0, 0, 10, 10);
const uint32_t values[] = {true};
Xcb::Window window(geometry, XCB_CW_OVERRIDE_REDIRECT, values);
QCOMPARE(window.isValid(), true);
QVERIFY(window != XCB_WINDOW_NONE);
Xcb::WindowGeometry windowGeometry(window);
QCOMPARE(windowGeometry.isNull(), false);
QCOMPARE(windowGeometry.rect(), geometry);
}
void TestXcbWindow::classCtor()
{
const QRect geometry(0, 0, 10, 10);
const uint32_t values[] = {true};
Xcb::Window window(geometry, XCB_WINDOW_CLASS_INPUT_ONLY, XCB_CW_OVERRIDE_REDIRECT, values);
QCOMPARE(window.isValid(), true);
QVERIFY(window != XCB_WINDOW_NONE);
Xcb::WindowGeometry windowGeometry(window);
QCOMPARE(windowGeometry.isNull(), false);
QCOMPARE(windowGeometry.rect(), geometry);
Xcb::WindowAttributes attribs(window);
QCOMPARE(attribs.isNull(), false);
QVERIFY(attribs->_class == XCB_WINDOW_CLASS_INPUT_ONLY);
}
void TestXcbWindow::create()
{
Xcb::Window window;
QCOMPARE(window.isValid(), false);
xcb_window_t wId = window;
QCOMPARE(wId, noneWindow());
const QRect geometry(0, 0, 10, 10);
const uint32_t values[] = {true};
window.create(geometry, XCB_CW_OVERRIDE_REDIRECT, values);
QCOMPARE(window.isValid(), true);
QVERIFY(window != XCB_WINDOW_NONE);
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// and reset again
window.reset();
QCOMPARE(window.isValid(), false);
QVERIFY(window == XCB_WINDOW_NONE);
}
void TestXcbWindow::mapUnmap()
{
const QRect geometry(0, 0, 10, 10);
const uint32_t values[] = {true};
Xcb::Window window(geometry, XCB_WINDOW_CLASS_INPUT_ONLY, XCB_CW_OVERRIDE_REDIRECT, values);
Xcb::WindowAttributes attribs(window);
QCOMPARE(attribs.isNull(), false);
QVERIFY(attribs->map_state == XCB_MAP_STATE_UNMAPPED);
window.map();
Xcb::WindowAttributes attribs2(window);
QCOMPARE(attribs2.isNull(), false);
QVERIFY(attribs2->map_state != XCB_MAP_STATE_UNMAPPED);
window.unmap();
Xcb::WindowAttributes attribs3(window);
QCOMPARE(attribs3.isNull(), false);
QVERIFY(attribs3->map_state == XCB_MAP_STATE_UNMAPPED);
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// map, unmap shouldn't fail for an invalid window, it's just ignored
window.reset();
window.map();
window.unmap();
}
void TestXcbWindow::geometry()
{
const QRect geometry(0, 0, 10, 10);
const uint32_t values[] = {true};
Xcb::Window window(geometry, XCB_WINDOW_CLASS_INPUT_ONLY, XCB_CW_OVERRIDE_REDIRECT, values);
Xcb::WindowGeometry windowGeometry(window);
QCOMPARE(windowGeometry.isNull(), false);
QCOMPARE(windowGeometry.rect(), geometry);
const QRect geometry2(10, 20, 100, 200);
window.setGeometry(geometry2);
Xcb::WindowGeometry windowGeometry2(window);
QCOMPARE(windowGeometry2.isNull(), false);
QCOMPARE(windowGeometry2.rect(), geometry2);
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// setting a geometry on an invalid window should be ignored
window.reset();
window.setGeometry(geometry2);
Xcb::WindowGeometry windowGeometry3(window);
QCOMPARE(windowGeometry3.isNull(), true);
}
void TestXcbWindow::destroy()
{
const QRect geometry(0, 0, 10, 10);
const uint32_t values[] = {true};
Xcb::Window window(geometry, XCB_CW_OVERRIDE_REDIRECT, values);
QCOMPARE(window.isValid(), true);
xcb_window_t wId = window;
window.create(geometry, XCB_CW_OVERRIDE_REDIRECT, values);
// wId should now be invalid
xcb_generic_error_t *error = nullptr;
ScopedCPointer<xcb_get_window_attributes_reply_t> attribs(xcb_get_window_attributes_reply(
connection(),
xcb_get_window_attributes(connection(), wId),
&error));
QVERIFY(attribs.isNull());
QCOMPARE(error->error_code, uint8_t(3));
QCOMPARE(error->resource_id, wId);
free(error);
// test the same for the dtor
{
Xcb::Window scopedWindow(geometry, XCB_CW_OVERRIDE_REDIRECT, values);
QVERIFY(scopedWindow.isValid());
wId = scopedWindow;
}
error = nullptr;
ScopedCPointer<xcb_get_window_attributes_reply_t> attribs2(xcb_get_window_attributes_reply(
connection(),
xcb_get_window_attributes(connection(), wId),
&error));
QVERIFY(attribs2.isNull());
QCOMPARE(error->error_code, uint8_t(3));
QCOMPARE(error->resource_id, wId);
free(error);
}
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void TestXcbWindow::destroyNotManaged()
{
Xcb::Window window;
// just destroy the non-existing window
window.reset();
// now let's add a window
window.reset(createWindow(), false);
xcb_window_t w = window;
window.reset();
Xcb::WindowAttributes attribs(w);
QVERIFY(attribs);
}
KWIN_TEST_MAIN(TestXcbWindow)
#include "test_xcb_window.moc"