File indexing completed on 2025-03-23 13:48:02

 /*
     KWin - the KDE window manager
     This file is part of the KDE project.
 
     SPDX-FileCopyrightText: 2016 Martin Gräßlin <mgraesslin@kde.org>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 #include "kwin_wayland_test.h"
 
 #include "core/output.h"
 #include "core/outputbackend.h"
 #include "cursor.h"
 #include "wayland/seat_interface.h"
 #include "wayland_server.h"
 #include "workspace.h"
 #include "x11window.h"
 #include <kwineffects.h>
 
 #include <KWayland/Client/compositor.h>
 #include <KWayland/Client/plasmawindowmanagement.h>
 #include <KWayland/Client/surface.h>
 // screenlocker
 #if KWIN_BUILD_SCREENLOCKER
 #include <KScreenLocker/KsldApp>
 #endif
 
 #include <QPainter>
 #include <QRasterWindow>
 
 #include <netwm.h>
 #include <xcb/xcb_icccm.h>
 
 namespace KWin
 {
 
 static const QString s_socketName = QStringLiteral("wayland_test_kwin_plasma-window-0");
 
 class PlasmaWindowTest : public QObject
 {
     Q_OBJECT
 private Q_SLOTS:
     void initTestCase();
     void init();
     void cleanup();
     void testCreateDestroyX11PlasmaWindow();
     void testInternalWindowNoPlasmaWindow();
     void testPopupWindowNoPlasmaWindow();
     void testLockScreenNoPlasmaWindow();
     void testDestroyedButNotUnmapped();
 
 private:
     KWayland::Client::PlasmaWindowManagement *m_windowManagement = nullptr;
     KWayland::Client::Compositor *m_compositor = nullptr;
 };
 
 void PlasmaWindowTest::initTestCase()
 {
     qRegisterMetaType<KWin::Window *>();
     QSignalSpy applicationStartedSpy(kwinApp(), &Application::started);
     QVERIFY(waylandServer()->init(s_socketName));
     QMetaObject::invokeMethod(kwinApp()->outputBackend(), "setVirtualOutputs", Qt::DirectConnection, Q_ARG(QVector<QRect>, QVector<QRect>() << QRect(0, 0, 1280, 1024) << QRect(1280, 0, 1280, 1024)));
 
     kwinApp()->start();
     QVERIFY(applicationStartedSpy.wait());
     const auto outputs = workspace()->outputs();
     QCOMPARE(outputs.count(), 2);
     QCOMPARE(outputs[0]->geometry(), QRect(0, 0, 1280, 1024));
     QCOMPARE(outputs[1]->geometry(), QRect(1280, 0, 1280, 1024));
     setenv("QT_QPA_PLATFORM", "wayland", true);
     setenv("QMLSCENE_DEVICE", "softwarecontext", true);
 }
 
 void PlasmaWindowTest::init()
 {
     QVERIFY(Test::setupWaylandConnection(Test::AdditionalWaylandInterface::WindowManagement));
     m_windowManagement = Test::waylandWindowManagement();
     m_compositor = Test::waylandCompositor();
 
     workspace()->setActiveOutput(QPoint(640, 512));
     Cursors::self()->mouse()->setPos(QPoint(640, 512));
 }
 
 void PlasmaWindowTest::cleanup()
 {
     Test::destroyWaylandConnection();
 }
 
 void PlasmaWindowTest::testCreateDestroyX11PlasmaWindow()
 {
     // this test verifies that a PlasmaWindow gets unmapped on Client side when an X11 window is destroyed
     QSignalSpy plasmaWindowCreatedSpy(m_windowManagement, &KWayland::Client::PlasmaWindowManagement::windowCreated);
 
     // create an xcb window
     struct XcbConnectionDeleter
     {
         void operator()(xcb_connection_t *pointer)
         {
             xcb_disconnect(pointer);
         }
     };
     std::unique_ptr<xcb_connection_t, XcbConnectionDeleter> c(xcb_connect(nullptr, nullptr));
     QVERIFY(!xcb_connection_has_error(c.get()));
     const QRect windowGeometry(0, 0, 100, 200);
     xcb_window_t windowId = xcb_generate_id(c.get());
     xcb_create_window(c.get(), XCB_COPY_FROM_PARENT, windowId, rootWindow(),
                       windowGeometry.x(),
                       windowGeometry.y(),
                       windowGeometry.width(),
                       windowGeometry.height(),
                       0, XCB_WINDOW_CLASS_INPUT_OUTPUT, XCB_COPY_FROM_PARENT, 0, nullptr);
     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.get(), windowId, &hints);
     xcb_map_window(c.get(), windowId);
     xcb_flush(c.get());
 
     // we should get a window for it
     QSignalSpy windowCreatedSpy(workspace(), &Workspace::windowAdded);
     QVERIFY(windowCreatedSpy.wait());
     X11Window *window = windowCreatedSpy.first().first().value<X11Window *>();
     QVERIFY(window);
     QCOMPARE(window->window(), windowId);
     QVERIFY(window->isDecorated());
     QVERIFY(window->isActive());
     // verify that it gets the keyboard focus
     if (!window->surface()) {
         // we don't have a surface yet, so focused keyboard surface if set is not ours
         QVERIFY(!waylandServer()->seat()->focusedKeyboardSurface());
         QVERIFY(Test::waitForWaylandSurface(window));
     }
     QCOMPARE(waylandServer()->seat()->focusedKeyboardSurface(), window->surface());
 
     // now that should also give it to us on client side
     QVERIFY(plasmaWindowCreatedSpy.wait());
     QCOMPARE(plasmaWindowCreatedSpy.count(), 1);
     QCOMPARE(m_windowManagement->windows().count(), 1);
     auto pw = m_windowManagement->windows().first();
     QCOMPARE(pw->geometry(), window->frameGeometry());
     QSignalSpy geometryChangedSpy(pw, &KWayland::Client::PlasmaWindow::geometryChanged);
 
     QSignalSpy unmappedSpy(m_windowManagement->windows().first(), &KWayland::Client::PlasmaWindow::unmapped);
     QSignalSpy destroyedSpy(m_windowManagement->windows().first(), &QObject::destroyed);
 
     // now shade the window
     const QRectF geoBeforeShade = window->frameGeometry();
     QVERIFY(geoBeforeShade.isValid());
     QVERIFY(!geoBeforeShade.isEmpty());
     workspace()->slotWindowShade();
     QVERIFY(window->isShade());
     QVERIFY(window->frameGeometry() != geoBeforeShade);
     QVERIFY(geometryChangedSpy.wait());
     QCOMPARE(pw->geometry(), window->frameGeometry());
     // and unshade again
     workspace()->slotWindowShade();
     QVERIFY(!window->isShade());
     QCOMPARE(window->frameGeometry(), geoBeforeShade);
     QVERIFY(geometryChangedSpy.wait());
     QCOMPARE(pw->geometry(), geoBeforeShade);
 
     // and destroy the window again
     xcb_unmap_window(c.get(), windowId);
     xcb_flush(c.get());
 
     QSignalSpy windowClosedSpy(window, &X11Window::windowClosed);
     QVERIFY(windowClosedSpy.wait());
     xcb_destroy_window(c.get(), windowId);
     c.reset();
 
     QVERIFY(unmappedSpy.wait());
     QCOMPARE(unmappedSpy.count(), 1);
 
     QVERIFY(destroyedSpy.wait());
 }
 
 class HelperWindow : public QRasterWindow
 {
     Q_OBJECT
 public:
     HelperWindow();
     ~HelperWindow() override;
 
 protected:
     void paintEvent(QPaintEvent *event) override;
 };
 
 HelperWindow::HelperWindow()
     : QRasterWindow(nullptr)
 {
 }
 
 HelperWindow::~HelperWindow() = default;
 
 void HelperWindow::paintEvent(QPaintEvent *event)
 {
     QPainter p(this);
     p.fillRect(0, 0, width(), height(), Qt::red);
 }
 
 void PlasmaWindowTest::testInternalWindowNoPlasmaWindow()
 {
     // this test verifies that an internal window is not added as a PlasmaWindow
     QSignalSpy plasmaWindowCreatedSpy(m_windowManagement, &KWayland::Client::PlasmaWindowManagement::windowCreated);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.show();
 
     QVERIFY(!plasmaWindowCreatedSpy.wait(100));
 }
 
 void PlasmaWindowTest::testPopupWindowNoPlasmaWindow()
 {
     // this test verifies that a popup window is not added as a PlasmaWindow
     QSignalSpy plasmaWindowCreatedSpy(m_windowManagement, &KWayland::Client::PlasmaWindowManagement::windowCreated);
 
     // first create the parent window
     std::unique_ptr<KWayland::Client::Surface> parentSurface(Test::createSurface());
     std::unique_ptr<Test::XdgToplevel> parentShellSurface(Test::createXdgToplevelSurface(parentSurface.get()));
     Window *parentClient = Test::renderAndWaitForShown(parentSurface.get(), QSize(100, 50), Qt::blue);
     QVERIFY(parentClient);
     QVERIFY(plasmaWindowCreatedSpy.wait());
     QCOMPARE(plasmaWindowCreatedSpy.count(), 1);
 
     // now let's create a popup window for it
     std::unique_ptr<Test::XdgPositioner> positioner(Test::createXdgPositioner());
     positioner->set_size(10, 10);
     positioner->set_anchor_rect(0, 0, 10, 10);
     positioner->set_anchor(Test::XdgPositioner::anchor_bottom_right);
     positioner->set_gravity(Test::XdgPositioner::gravity_bottom_right);
     std::unique_ptr<KWayland::Client::Surface> popupSurface(Test::createSurface());
     std::unique_ptr<Test::XdgPopup> popupShellSurface(Test::createXdgPopupSurface(popupSurface.get(), parentShellSurface->xdgSurface(), positioner.get()));
     Window *popupWindow = Test::renderAndWaitForShown(popupSurface.get(), QSize(10, 10), Qt::blue);
     QVERIFY(popupWindow);
     QVERIFY(!plasmaWindowCreatedSpy.wait(100));
     QCOMPARE(plasmaWindowCreatedSpy.count(), 1);
 
     // let's destroy the windows
     popupShellSurface.reset();
     QVERIFY(Test::waitForWindowDestroyed(popupWindow));
     parentShellSurface.reset();
     QVERIFY(Test::waitForWindowDestroyed(parentClient));
 }
 
 void PlasmaWindowTest::testLockScreenNoPlasmaWindow()
 {
 #if KWIN_BUILD_SCREENLOCKER
     // this test verifies that lock screen windows are not exposed to PlasmaWindow
     QSignalSpy plasmaWindowCreatedSpy(m_windowManagement, &KWayland::Client::PlasmaWindowManagement::windowCreated);
 
     // this time we use a QSignalSpy on XdgShellClient as it'a a little bit more complex setup
     QSignalSpy windowAddedSpy(workspace(), &Workspace::windowAdded);
     // lock
     ScreenLocker::KSldApp::self()->lock(ScreenLocker::EstablishLock::Immediate);
     QVERIFY(windowAddedSpy.wait());
     QVERIFY(windowAddedSpy.first().first().value<Window *>()->isLockScreen());
     // should not be sent to the window
     QVERIFY(plasmaWindowCreatedSpy.isEmpty());
     QVERIFY(!plasmaWindowCreatedSpy.wait(100));
 
     // fake unlock
     QSignalSpy lockStateChangedSpy(ScreenLocker::KSldApp::self(), &ScreenLocker::KSldApp::lockStateChanged);
     const auto children = ScreenLocker::KSldApp::self()->children();
     for (auto it = children.begin(); it != children.end(); ++it) {
         if (qstrcmp((*it)->metaObject()->className(), "LogindIntegration") != 0) {
             continue;
         }
         QMetaObject::invokeMethod(*it, "requestUnlock");
         break;
     }
     QVERIFY(lockStateChangedSpy.wait());
     QVERIFY(!waylandServer()->isScreenLocked());
 #else
     QSKIP("KWin was built without lockscreen support");
 #endif
 }
 
 void PlasmaWindowTest::testDestroyedButNotUnmapped()
 {
     // this test verifies that also when a ShellSurface gets destroyed without a prior unmap
     // the PlasmaWindow gets destroyed on Client side
     QSignalSpy plasmaWindowCreatedSpy(m_windowManagement, &KWayland::Client::PlasmaWindowManagement::windowCreated);
 
     // first create the parent window
     std::unique_ptr<KWayland::Client::Surface> parentSurface(Test::createSurface());
     std::unique_ptr<Test::XdgToplevel> parentShellSurface(Test::createXdgToplevelSurface(parentSurface.get()));
     // map that window
     Test::render(parentSurface.get(), QSize(100, 50), Qt::blue);
     // this should create a plasma window
     QVERIFY(plasmaWindowCreatedSpy.wait());
     QCOMPARE(plasmaWindowCreatedSpy.count(), 1);
     auto window = plasmaWindowCreatedSpy.first().first().value<KWayland::Client::PlasmaWindow *>();
     QVERIFY(window);
     QSignalSpy destroyedSpy(window, &QObject::destroyed);
 
     // now destroy without an unmap
     parentShellSurface.reset();
     parentSurface.reset();
     QVERIFY(destroyedSpy.wait());
 }
 
 }
 
 WAYLANDTEST_MAIN(KWin::PlasmaWindowTest)
 #include "plasmawindow_test.moc"