desktop_window_x11_test.cpp 6.13 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.

Copyright (C) 2016 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 "kwin_wayland_test.h"
21
#include "abstract_client.h"
22
#include "platform.h"
Vlad Zahorodnii's avatar
Vlad Zahorodnii committed
23
#include "x11client.h"
24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
#include "cursor.h"
#include "deleted.h"
#include "screenedge.h"
#include "screens.h"
#include "wayland_server.h"
#include "workspace.h"
#include "xcbutils.h"
#include <kwineffects.h>

#include <netwm.h>
#include <xcb/xcb_icccm.h>

namespace KWin
{

static const QString s_socketName = QStringLiteral("wayland_test_kwin_x11_desktop_window-0");

class X11DesktopWindowTest : public QObject
{
    Q_OBJECT
private Q_SLOTS:
    void initTestCase();
    void init();
    void cleanup();
    void testDesktopWindow();

private:
};

void X11DesktopWindowTest::initTestCase()
{
    qRegisterMetaType<KWin::AbstractClient*>();
    qRegisterMetaType<KWin::Deleted*>();
    QSignalSpy workspaceCreatedSpy(kwinApp(), &Application::workspaceCreated);
    QVERIFY(workspaceCreatedSpy.isValid());
    kwinApp()->platform()->setInitialWindowSize(QSize(1280, 1024));
    QVERIFY(waylandServer()->init(s_socketName.toLocal8Bit()));
61
    QMetaObject::invokeMethod(kwinApp()->platform(), "setVirtualOutputs", Qt::DirectConnection, Q_ARG(int, 2));
62 63 64 65 66 67 68 69 70 71 72 73 74

    kwinApp()->start();
    QVERIFY(workspaceCreatedSpy.wait());
    QCOMPARE(screens()->count(), 2);
    QCOMPARE(screens()->geometry(0), QRect(0, 0, 1280, 1024));
    QCOMPARE(screens()->geometry(1), QRect(1280, 0, 1280, 1024));
    setenv("QT_QPA_PLATFORM", "wayland", true);
    waylandServer()->initWorkspace();
}

void X11DesktopWindowTest::init()
{
    screens()->setCurrent(0);
75
    Cursors::self()->mouse()->setPos(QPoint(640, 512));
76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152
}

void X11DesktopWindowTest::cleanup()
{
}

struct XcbConnectionDeleter
{
    static inline void cleanup(xcb_connection_t *pointer)
    {
        xcb_disconnect(pointer);
    }
};

void X11DesktopWindowTest::testDesktopWindow()
{
    // this test creates a desktop window with an RGBA visual and verifies that it's only considered
    // as an RGB (opaque) window in KWin

    // create an xcb window
    QScopedPointer<xcb_connection_t, XcbConnectionDeleter> c(xcb_connect(nullptr, nullptr));
    QVERIFY(!xcb_connection_has_error(c.data()));

    xcb_window_t w = xcb_generate_id(c.data());
    const QRect windowGeometry(0, 0, 1280, 1024);

    // helper to find the visual
    auto findDepth = [&c] () -> xcb_visualid_t {
        // find a visual with 32 depth
        const xcb_setup_t *setup = xcb_get_setup(c.data());

        for (auto screen = xcb_setup_roots_iterator(setup); screen.rem; xcb_screen_next(&screen)) {
            for (auto depth = xcb_screen_allowed_depths_iterator(screen.data); depth.rem; xcb_depth_next(&depth)) {
                if (depth.data->depth != 32) {
                    continue;
                }
                const int len = xcb_depth_visuals_length(depth.data);
                const xcb_visualtype_t *visuals = xcb_depth_visuals(depth.data);

                for (int i = 0; i < len; i++) {
                    return visuals[0].visual_id;
                }
            }
        }
        return 0;
    };
    auto visualId = findDepth();
    auto colormapId = xcb_generate_id(c.data());
    auto cmCookie = xcb_create_colormap_checked(c.data(), XCB_COLORMAP_ALLOC_NONE, colormapId, rootWindow(), visualId);
    QVERIFY(!xcb_request_check(c.data(), cmCookie));

    const uint32_t values[] = {XCB_PIXMAP_NONE, defaultScreen()->black_pixel, colormapId};
    auto cookie = xcb_create_window_checked(c.data(), 32, w, rootWindow(),
                      windowGeometry.x(),
                      windowGeometry.y(),
                      windowGeometry.width(),
                      windowGeometry.height(),
                      0, XCB_WINDOW_CLASS_INPUT_OUTPUT, visualId, XCB_CW_BACK_PIXMAP | XCB_CW_BORDER_PIXEL | XCB_CW_COLORMAP, values);
    QVERIFY(!xcb_request_check(c.data(), cookie));
    xcb_size_hints_t hints;
    memset(&hints, 0, sizeof(hints));
    xcb_icccm_size_hints_set_position(&hints, 1, windowGeometry.x(), windowGeometry.y());
    xcb_icccm_size_hints_set_size(&hints, 1, windowGeometry.width(), windowGeometry.height());
    xcb_icccm_set_wm_normal_hints(c.data(), w, &hints);
    NETWinInfo info(c.data(), w, rootWindow(), NET::WMAllProperties, NET::WM2AllProperties);
    info.setWindowType(NET::Desktop);
    xcb_map_window(c.data(), w);
    xcb_flush(c.data());

    // verify through a geometry request that it's depth 32
    Xcb::WindowGeometry geo(w);
    QCOMPARE(geo->depth, uint8_t(32));

    // we should get a client for it
    QSignalSpy windowCreatedSpy(workspace(), &Workspace::clientAdded);
    QVERIFY(windowCreatedSpy.isValid());
    QVERIFY(windowCreatedSpy.wait());
Vlad Zahorodnii's avatar
Vlad Zahorodnii committed
153
    X11Client *client = windowCreatedSpy.first().first().value<X11Client *>();
154 155 156 157
    QVERIFY(client);
    QCOMPARE(client->window(), w);
    QVERIFY(!client->isDecorated());
    QCOMPARE(client->windowType(), NET::Desktop);
158
    QCOMPARE(client->frameGeometry(), windowGeometry);
159 160 161 162 163 164 165 166 167 168
    QVERIFY(client->isDesktop());
    QCOMPARE(client->depth(), 24);
    QVERIFY(!client->hasAlpha());

    // and destroy the window again
    xcb_unmap_window(c.data(), w);
    xcb_destroy_window(c.data(), w);
    xcb_flush(c.data());
    c.reset();

Vlad Zahorodnii's avatar
Vlad Zahorodnii committed
169
    QSignalSpy windowClosedSpy(client, &X11Client::windowClosed);
170 171 172 173 174 175 176 177
    QVERIFY(windowClosedSpy.isValid());
    QVERIFY(windowClosedSpy.wait());
}

}

WAYLANDTEST_MAIN(KWin::X11DesktopWindowTest)
#include "desktop_window_x11_test.moc"