File indexing completed on 2024-05-05 17:35:48

 /*
     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 "deleted.h"
 #include "effects.h"
 #include "internalwindow.h"
 #include "wayland/surface_interface.h"
 #include "wayland_server.h"
 #include "workspace.h"
 
 #include <QPainter>
 #include <QRasterWindow>
 
 #include <KWayland/Client/keyboard.h>
 #include <KWayland/Client/seat.h>
 #include <KWayland/Client/surface.h>
 #include <KWindowSystem>
 
 #include <linux/input.h>
 
 Q_DECLARE_METATYPE(NET::WindowType);
 
 namespace KWin
 {
 
 static const QString s_socketName = QStringLiteral("wayland_test_kwin_internal_window-0");
 
 class InternalWindowTest : public QObject
 {
     Q_OBJECT
 private Q_SLOTS:
     void initTestCase();
     void init();
     void cleanup();
     void testEnterLeave();
     void testPointerPressRelease();
     void testPointerAxis();
     void testKeyboard_data();
     void testKeyboard();
     void testKeyboardShowWithoutActivating();
     void testKeyboardTriggersLeave();
     void testTouch();
     void testOpacity();
     void testMove();
     void testSkipCloseAnimation_data();
     void testSkipCloseAnimation();
     void testModifierClickUnrestrictedMove();
     void testModifierScroll();
     void testPopup();
     void testScale();
     void testWindowType_data();
     void testWindowType();
     void testChangeWindowType_data();
     void testChangeWindowType();
     void testEffectWindow();
     void testReentrantMoveResize();
     void testDismissPopup();
 };
 
 class HelperWindow : public QRasterWindow
 {
     Q_OBJECT
 public:
     HelperWindow();
     ~HelperWindow() override;
 
     QPoint latestGlobalMousePos() const
     {
         return m_latestGlobalMousePos;
     }
     Qt::MouseButtons pressedButtons() const
     {
         return m_pressedButtons;
     }
 
 Q_SIGNALS:
     void entered();
     void left();
     void mouseMoved(const QPoint &global);
     void mousePressed();
     void mouseReleased();
     void wheel();
     void keyPressed();
     void keyReleased();
 
 protected:
     void paintEvent(QPaintEvent *event) override;
     bool event(QEvent *event) override;
     void mouseMoveEvent(QMouseEvent *event) override;
     void mousePressEvent(QMouseEvent *event) override;
     void mouseReleaseEvent(QMouseEvent *event) override;
     void wheelEvent(QWheelEvent *event) override;
     void keyPressEvent(QKeyEvent *event) override;
     void keyReleaseEvent(QKeyEvent *event) override;
 
 private:
     QPoint m_latestGlobalMousePos;
     Qt::MouseButtons m_pressedButtons = Qt::MouseButtons();
 };
 
 HelperWindow::HelperWindow()
     : QRasterWindow(nullptr)
 {
     setFlags(Qt::FramelessWindowHint);
 }
 
 HelperWindow::~HelperWindow() = default;
 
 void HelperWindow::paintEvent(QPaintEvent *event)
 {
     QPainter p(this);
     p.fillRect(0, 0, width(), height(), Qt::red);
 }
 
 bool HelperWindow::event(QEvent *event)
 {
     if (event->type() == QEvent::Enter) {
         Q_EMIT entered();
     }
     if (event->type() == QEvent::Leave) {
         Q_EMIT left();
     }
     return QRasterWindow::event(event);
 }
 
 void HelperWindow::mouseMoveEvent(QMouseEvent *event)
 {
     m_latestGlobalMousePos = event->globalPos();
     Q_EMIT mouseMoved(event->globalPos());
 }
 
 void HelperWindow::mousePressEvent(QMouseEvent *event)
 {
     m_latestGlobalMousePos = event->globalPos();
     m_pressedButtons = event->buttons();
     Q_EMIT mousePressed();
 }
 
 void HelperWindow::mouseReleaseEvent(QMouseEvent *event)
 {
     m_latestGlobalMousePos = event->globalPos();
     m_pressedButtons = event->buttons();
     Q_EMIT mouseReleased();
 }
 
 void HelperWindow::wheelEvent(QWheelEvent *event)
 {
     Q_EMIT wheel();
 }
 
 void HelperWindow::keyPressEvent(QKeyEvent *event)
 {
     Q_EMIT keyPressed();
 }
 
 void HelperWindow::keyReleaseEvent(QKeyEvent *event)
 {
     Q_EMIT keyReleased();
 }
 
 void InternalWindowTest::initTestCase()
 {
     qRegisterMetaType<KWin::Window *>();
     qRegisterMetaType<KWin::Deleted *>();
     qRegisterMetaType<KWin::InternalWindow *>();
     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()->setConfig(KSharedConfig::openConfig(QString(), KConfig::SimpleConfig));
 
     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));
 }
 
 void InternalWindowTest::init()
 {
     Cursors::self()->mouse()->setPos(QPoint(512, 512));
     QVERIFY(Test::setupWaylandConnection(Test::AdditionalWaylandInterface::Seat));
     QVERIFY(Test::waitForWaylandKeyboard());
 }
 
 void InternalWindowTest::cleanup()
 {
     Test::destroyWaylandConnection();
 }
 
 void InternalWindowTest::testEnterLeave()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     QVERIFY(!workspace()->findInternal(nullptr));
     QVERIFY(!workspace()->findInternal(&win));
     win.setGeometry(0, 0, 100, 100);
     win.show();
 
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     QVERIFY(!workspace()->activeWindow());
     InternalWindow *window = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(window);
     QVERIFY(window->isInternal());
     QVERIFY(!window->isDecorated());
     QCOMPARE(workspace()->findInternal(&win), window);
     QCOMPARE(window->frameGeometry(), QRect(0, 0, 100, 100));
     QVERIFY(window->isShown());
     QVERIFY(workspace()->stackingOrder().contains(window));
 
     QSignalSpy enterSpy(&win, &HelperWindow::entered);
     QSignalSpy leaveSpy(&win, &HelperWindow::left);
     QSignalSpy moveSpy(&win, &HelperWindow::mouseMoved);
 
     quint32 timestamp = 1;
     Test::pointerMotion(QPoint(50, 50), timestamp++);
     QTRY_COMPARE(moveSpy.count(), 1);
 
     Test::pointerMotion(QPoint(60, 50), timestamp++);
     QTRY_COMPARE(moveSpy.count(), 2);
     QCOMPARE(moveSpy[1].first().toPoint(), QPoint(60, 50));
 
     Test::pointerMotion(QPoint(101, 50), timestamp++);
     QTRY_COMPARE(leaveSpy.count(), 1);
 
     // set a mask on the window
     win.setMask(QRegion(10, 20, 30, 40));
     // outside the mask we should not get an enter
     Test::pointerMotion(QPoint(5, 5), timestamp++);
     QVERIFY(!enterSpy.wait(100));
     QCOMPARE(enterSpy.count(), 1);
     // inside the mask we should still get an enter
     Test::pointerMotion(QPoint(25, 27), timestamp++);
     QTRY_COMPARE(enterSpy.count(), 2);
 }
 
 void InternalWindowTest::testPointerPressRelease()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QSignalSpy pressSpy(&win, &HelperWindow::mousePressed);
     QSignalSpy releaseSpy(&win, &HelperWindow::mouseReleased);
 
     QTRY_COMPARE(windowAddedSpy.count(), 1);
 
     quint32 timestamp = 1;
     Test::pointerMotion(QPoint(50, 50), timestamp++);
 
     Test::pointerButtonPressed(BTN_LEFT, timestamp++);
     QTRY_COMPARE(pressSpy.count(), 1);
     Test::pointerButtonReleased(BTN_LEFT, timestamp++);
     QTRY_COMPARE(releaseSpy.count(), 1);
 }
 
 void InternalWindowTest::testPointerAxis()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QSignalSpy wheelSpy(&win, &HelperWindow::wheel);
     QTRY_COMPARE(windowAddedSpy.count(), 1);
 
     quint32 timestamp = 1;
     Test::pointerMotion(QPoint(50, 50), timestamp++);
 
     Test::pointerAxisVertical(5.0, timestamp++);
     QTRY_COMPARE(wheelSpy.count(), 1);
     Test::pointerAxisHorizontal(5.0, timestamp++);
     QTRY_COMPARE(wheelSpy.count(), 2);
 }
 
 void InternalWindowTest::testKeyboard_data()
 {
     QTest::addColumn<QPoint>("cursorPos");
 
     QTest::newRow("on Window") << QPoint(50, 50);
     QTest::newRow("outside Window") << QPoint(250, 250);
 }
 
 void InternalWindowTest::testKeyboard()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QSignalSpy pressSpy(&win, &HelperWindow::keyPressed);
     QSignalSpy releaseSpy(&win, &HelperWindow::keyReleased);
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QVERIFY(internalWindow->isInternal());
     QVERIFY(internalWindow->readyForPainting());
 
     quint32 timestamp = 1;
     QFETCH(QPoint, cursorPos);
     Test::pointerMotion(cursorPos, timestamp++);
 
     Test::keyboardKeyPressed(KEY_A, timestamp++);
     QTRY_COMPARE(pressSpy.count(), 1);
     QCOMPARE(releaseSpy.count(), 0);
     Test::keyboardKeyReleased(KEY_A, timestamp++);
     QTRY_COMPARE(releaseSpy.count(), 1);
     QCOMPARE(pressSpy.count(), 1);
 }
 
 void InternalWindowTest::testKeyboardShowWithoutActivating()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setProperty("_q_showWithoutActivating", true);
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QSignalSpy pressSpy(&win, &HelperWindow::keyPressed);
     QSignalSpy releaseSpy(&win, &HelperWindow::keyReleased);
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QVERIFY(internalWindow->isInternal());
     QVERIFY(internalWindow->readyForPainting());
 
     quint32 timestamp = 1;
     const QPoint cursorPos = QPoint(50, 50);
     Test::pointerMotion(cursorPos, timestamp++);
 
     Test::keyboardKeyPressed(KEY_A, timestamp++);
     QCOMPARE(pressSpy.count(), 0);
     QVERIFY(!pressSpy.wait(100));
     QCOMPARE(releaseSpy.count(), 0);
     Test::keyboardKeyReleased(KEY_A, timestamp++);
     QCOMPARE(releaseSpy.count(), 0);
     QVERIFY(!releaseSpy.wait(100));
     QCOMPARE(pressSpy.count(), 0);
 }
 
 void InternalWindowTest::testKeyboardTriggersLeave()
 {
     // this test verifies that a leave event is sent to a window when an internal window
     // gets a key event
     std::unique_ptr<KWayland::Client::Keyboard> keyboard(Test::waylandSeat()->createKeyboard());
     QVERIFY(keyboard != nullptr);
     QVERIFY(keyboard->isValid());
     QSignalSpy enteredSpy(keyboard.get(), &KWayland::Client::Keyboard::entered);
     QSignalSpy leftSpy(keyboard.get(), &KWayland::Client::Keyboard::left);
     std::unique_ptr<KWayland::Client::Surface> surface(Test::createSurface());
     std::unique_ptr<Test::XdgToplevel> shellSurface(Test::createXdgToplevelSurface(surface.get()));
 
     // now let's render
     auto window = Test::renderAndWaitForShown(surface.get(), QSize(100, 50), Qt::blue);
     QVERIFY(window);
     QVERIFY(window->isActive());
     QVERIFY(!window->isInternal());
 
     if (enteredSpy.isEmpty()) {
         QVERIFY(enteredSpy.wait());
     }
     QCOMPARE(enteredSpy.count(), 1);
 
     // create internal window
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QSignalSpy pressSpy(&win, &HelperWindow::keyPressed);
     QSignalSpy releaseSpy(&win, &HelperWindow::keyReleased);
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QVERIFY(internalWindow->isInternal());
     QVERIFY(internalWindow->readyForPainting());
 
     QVERIFY(leftSpy.isEmpty());
     QVERIFY(!leftSpy.wait(100));
 
     // now let's trigger a key, which should result in a leave
     quint32 timestamp = 1;
     Test::keyboardKeyPressed(KEY_A, timestamp++);
     QVERIFY(leftSpy.wait());
     QCOMPARE(pressSpy.count(), 1);
 
     Test::keyboardKeyReleased(KEY_A, timestamp++);
     QTRY_COMPARE(releaseSpy.count(), 1);
 
     // after hiding the internal window, next key press should trigger an enter
     win.hide();
     Test::keyboardKeyPressed(KEY_A, timestamp++);
     QVERIFY(enteredSpy.wait());
     Test::keyboardKeyReleased(KEY_A, timestamp++);
 
     // Destroy the test window.
     shellSurface.reset();
     QVERIFY(Test::waitForWindowDestroyed(window));
 }
 
 void InternalWindowTest::testTouch()
 {
     // touch events for internal windows are emulated through mouse events
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
 
     QSignalSpy pressSpy(&win, &HelperWindow::mousePressed);
     QSignalSpy releaseSpy(&win, &HelperWindow::mouseReleased);
     QSignalSpy moveSpy(&win, &HelperWindow::mouseMoved);
 
     quint32 timestamp = 1;
     QCOMPARE(win.pressedButtons(), Qt::MouseButtons());
     Test::touchDown(0, QPointF(50, 50), timestamp++);
     QCOMPARE(pressSpy.count(), 1);
     QCOMPARE(win.latestGlobalMousePos(), QPoint(50, 50));
     QCOMPARE(win.pressedButtons(), Qt::MouseButtons(Qt::LeftButton));
 
     // further touch down should not trigger
     Test::touchDown(1, QPointF(75, 75), timestamp++);
     QCOMPARE(pressSpy.count(), 1);
     Test::touchUp(1, timestamp++);
     QCOMPARE(releaseSpy.count(), 0);
     QCOMPARE(win.latestGlobalMousePos(), QPoint(50, 50));
     QCOMPARE(win.pressedButtons(), Qt::MouseButtons(Qt::LeftButton));
 
     // another press
     Test::touchDown(1, QPointF(10, 10), timestamp++);
     QCOMPARE(pressSpy.count(), 1);
     QCOMPARE(win.latestGlobalMousePos(), QPoint(50, 50));
     QCOMPARE(win.pressedButtons(), Qt::MouseButtons(Qt::LeftButton));
 
     // simulate the move
     QCOMPARE(moveSpy.count(), 0);
     Test::touchMotion(0, QPointF(80, 90), timestamp++);
     QCOMPARE(moveSpy.count(), 1);
     QCOMPARE(win.latestGlobalMousePos(), QPoint(80, 90));
     QCOMPARE(win.pressedButtons(), Qt::MouseButtons(Qt::LeftButton));
 
     // move on other ID should not do anything
     Test::touchMotion(1, QPointF(20, 30), timestamp++);
     QCOMPARE(moveSpy.count(), 1);
     QCOMPARE(win.latestGlobalMousePos(), QPoint(80, 90));
     QCOMPARE(win.pressedButtons(), Qt::MouseButtons(Qt::LeftButton));
 
     // now up our main point
     Test::touchUp(0, timestamp++);
     QCOMPARE(releaseSpy.count(), 1);
     QCOMPARE(win.latestGlobalMousePos(), QPoint(80, 90));
     QCOMPARE(win.pressedButtons(), Qt::MouseButtons());
 
     // and up the additional point
     Test::touchUp(1, timestamp++);
     QCOMPARE(releaseSpy.count(), 1);
     QCOMPARE(moveSpy.count(), 1);
     QCOMPARE(win.latestGlobalMousePos(), QPoint(80, 90));
     QCOMPARE(win.pressedButtons(), Qt::MouseButtons());
 }
 
 void InternalWindowTest::testOpacity()
 {
     // this test verifies that opacity is properly synced from QWindow to InternalClient
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setOpacity(0.5);
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QVERIFY(internalWindow->isInternal());
     QCOMPARE(internalWindow->opacity(), 0.5);
 
     QSignalSpy opacityChangedSpy(internalWindow, &InternalWindow::opacityChanged);
     win.setOpacity(0.75);
     QCOMPARE(opacityChangedSpy.count(), 1);
     QCOMPARE(internalWindow->opacity(), 0.75);
 }
 
 void InternalWindowTest::testMove()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setOpacity(0.5);
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QCOMPARE(internalWindow->frameGeometry(), QRect(0, 0, 100, 100));
 
     // normal move should be synced
     internalWindow->move(QPoint(5, 10));
     QCOMPARE(internalWindow->frameGeometry(), QRect(5, 10, 100, 100));
     QTRY_COMPARE(win.geometry(), QRect(5, 10, 100, 100));
     // another move should also be synced
     internalWindow->move(QPoint(10, 20));
     QCOMPARE(internalWindow->frameGeometry(), QRect(10, 20, 100, 100));
     QTRY_COMPARE(win.geometry(), QRect(10, 20, 100, 100));
 
     // now move with a Geometry update blocker
     {
         GeometryUpdatesBlocker blocker(internalWindow);
         internalWindow->move(QPoint(5, 10));
         // not synced!
         QCOMPARE(win.geometry(), QRect(10, 20, 100, 100));
     }
     // after destroying the blocker it should be synced
     QTRY_COMPARE(win.geometry(), QRect(5, 10, 100, 100));
 }
 
 void InternalWindowTest::testSkipCloseAnimation_data()
 {
     QTest::addColumn<bool>("initial");
 
     QTest::newRow("set") << true;
     QTest::newRow("not set") << false;
 }
 
 void InternalWindowTest::testSkipCloseAnimation()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setOpacity(0.5);
     win.setGeometry(0, 0, 100, 100);
     QFETCH(bool, initial);
     win.setProperty("KWIN_SKIP_CLOSE_ANIMATION", initial);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QCOMPARE(internalWindow->skipsCloseAnimation(), initial);
     QSignalSpy skipCloseChangedSpy(internalWindow, &Window::skipCloseAnimationChanged);
     win.setProperty("KWIN_SKIP_CLOSE_ANIMATION", !initial);
     QCOMPARE(skipCloseChangedSpy.count(), 1);
     QCOMPARE(internalWindow->skipsCloseAnimation(), !initial);
     win.setProperty("KWIN_SKIP_CLOSE_ANIMATION", initial);
     QCOMPARE(skipCloseChangedSpy.count(), 2);
     QCOMPARE(internalWindow->skipsCloseAnimation(), initial);
 }
 
 void InternalWindowTest::testModifierClickUnrestrictedMove()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.setFlags(win.flags() & ~Qt::FramelessWindowHint);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QVERIFY(internalWindow->isDecorated());
 
     KConfigGroup group = kwinApp()->config()->group("MouseBindings");
     group.writeEntry("CommandAllKey", "Meta");
     group.writeEntry("CommandAll1", "Move");
     group.writeEntry("CommandAll2", "Move");
     group.writeEntry("CommandAll3", "Move");
     group.sync();
     workspace()->slotReconfigure();
     QCOMPARE(options->commandAllModifier(), Qt::MetaModifier);
     QCOMPARE(options->commandAll1(), Options::MouseUnrestrictedMove);
     QCOMPARE(options->commandAll2(), Options::MouseUnrestrictedMove);
     QCOMPARE(options->commandAll3(), Options::MouseUnrestrictedMove);
 
     // move cursor on window
     Cursors::self()->mouse()->setPos(internalWindow->frameGeometry().center());
 
     // simulate modifier+click
     quint32 timestamp = 1;
     Test::keyboardKeyPressed(KEY_LEFTMETA, timestamp++);
     QVERIFY(!internalWindow->isInteractiveMove());
     Test::pointerButtonPressed(BTN_LEFT, timestamp++);
     QVERIFY(internalWindow->isInteractiveMove());
     // release modifier should not change it
     Test::keyboardKeyReleased(KEY_LEFTMETA, timestamp++);
     QVERIFY(internalWindow->isInteractiveMove());
     // but releasing the key should end move/resize
     Test::pointerButtonReleased(BTN_LEFT, timestamp++);
     QVERIFY(!internalWindow->isInteractiveMove());
 }
 
 void InternalWindowTest::testModifierScroll()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.setFlags(win.flags() & ~Qt::FramelessWindowHint);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QVERIFY(internalWindow->isDecorated());
 
     KConfigGroup group = kwinApp()->config()->group("MouseBindings");
     group.writeEntry("CommandAllKey", "Meta");
     group.writeEntry("CommandAllWheel", "change opacity");
     group.sync();
     workspace()->slotReconfigure();
 
     // move cursor on window
     Cursors::self()->mouse()->setPos(internalWindow->frameGeometry().center());
 
     // set the opacity to 0.5
     internalWindow->setOpacity(0.5);
     QCOMPARE(internalWindow->opacity(), 0.5);
     quint32 timestamp = 1;
     Test::keyboardKeyPressed(KEY_LEFTMETA, timestamp++);
     Test::pointerAxisVertical(-5, timestamp++);
     QCOMPARE(internalWindow->opacity(), 0.6);
     Test::pointerAxisVertical(5, timestamp++);
     QCOMPARE(internalWindow->opacity(), 0.5);
     Test::keyboardKeyReleased(KEY_LEFTMETA, timestamp++);
 }
 
 void InternalWindowTest::testPopup()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.setFlags(win.flags() | Qt::Popup);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QCOMPARE(internalWindow->isPopupWindow(), true);
 }
 
 void InternalWindowTest::testScale()
 {
     QMetaObject::invokeMethod(kwinApp()->outputBackend(), "setVirtualOutputs", Qt::DirectConnection,
                               Q_ARG(QVector<QRect>, QVector<QRect>({QRect(0, 0, 1280, 1024), QRect(1280 / 2, 0, 1280, 1024)})),
                               Q_ARG(QVector<qreal>, QVector<qreal>({2, 2})));
 
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.setFlags(win.flags() | Qt::Popup);
     win.show();
     QCOMPARE(win.devicePixelRatio(), 2.0);
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QCOMPARE(internalWindow->bufferScale(), 2);
 }
 
 void InternalWindowTest::testWindowType_data()
 {
     QTest::addColumn<NET::WindowType>("windowType");
 
     QTest::newRow("normal") << NET::Normal;
     QTest::newRow("desktop") << NET::Desktop;
     QTest::newRow("Dock") << NET::Dock;
     QTest::newRow("Toolbar") << NET::Toolbar;
     QTest::newRow("Menu") << NET::Menu;
     QTest::newRow("Dialog") << NET::Dialog;
     QTest::newRow("Utility") << NET::Utility;
     QTest::newRow("Splash") << NET::Splash;
     QTest::newRow("DropdownMenu") << NET::DropdownMenu;
     QTest::newRow("PopupMenu") << NET::PopupMenu;
     QTest::newRow("Tooltip") << NET::Tooltip;
     QTest::newRow("Notification") << NET::Notification;
     QTest::newRow("ComboBox") << NET::ComboBox;
     QTest::newRow("OnScreenDisplay") << NET::OnScreenDisplay;
     QTest::newRow("CriticalNotification") << NET::CriticalNotification;
     QTest::newRow("AppletPopup") << NET::AppletPopup;
 }
 
 void InternalWindowTest::testWindowType()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     QFETCH(NET::WindowType, windowType);
     KWindowSystem::setType(win.winId(), windowType);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QCOMPARE(internalWindow->windowType(), windowType);
 }
 
 void InternalWindowTest::testChangeWindowType_data()
 {
     QTest::addColumn<NET::WindowType>("windowType");
 
     QTest::newRow("desktop") << NET::Desktop;
     QTest::newRow("Dock") << NET::Dock;
     QTest::newRow("Toolbar") << NET::Toolbar;
     QTest::newRow("Menu") << NET::Menu;
     QTest::newRow("Dialog") << NET::Dialog;
     QTest::newRow("Utility") << NET::Utility;
     QTest::newRow("Splash") << NET::Splash;
     QTest::newRow("DropdownMenu") << NET::DropdownMenu;
     QTest::newRow("PopupMenu") << NET::PopupMenu;
     QTest::newRow("Tooltip") << NET::Tooltip;
     QTest::newRow("Notification") << NET::Notification;
     QTest::newRow("ComboBox") << NET::ComboBox;
     QTest::newRow("OnScreenDisplay") << NET::OnScreenDisplay;
     QTest::newRow("CriticalNotification") << NET::CriticalNotification;
     QTest::newRow("AppletPopup") << NET::AppletPopup;
 }
 
 void InternalWindowTest::testChangeWindowType()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QCOMPARE(internalWindow->windowType(), NET::Normal);
 
     QFETCH(NET::WindowType, windowType);
     KWindowSystem::setType(win.winId(), windowType);
     QTRY_COMPARE(internalWindow->windowType(), windowType);
 
     KWindowSystem::setType(win.winId(), NET::Normal);
     QTRY_COMPARE(internalWindow->windowType(), NET::Normal);
 }
 
 void InternalWindowTest::testEffectWindow()
 {
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto internalWindow = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(internalWindow);
     QVERIFY(internalWindow->effectWindow());
     QCOMPARE(internalWindow->effectWindow()->internalWindow(), &win);
 
     QCOMPARE(effects->findWindow(&win), internalWindow->effectWindow());
     QCOMPARE(effects->findWindow(&win)->internalWindow(), &win);
 }
 
 void InternalWindowTest::testReentrantMoveResize()
 {
     // This test verifies that calling moveResize() from a slot connected directly
     // to the frameGeometryChanged() signal won't cause an infinite recursion.
 
     // Create an internal window.
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow win;
     win.setGeometry(0, 0, 100, 100);
     win.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto window = windowAddedSpy.first().first().value<InternalWindow *>();
     QVERIFY(window);
     QCOMPARE(window->pos(), QPoint(0, 0));
 
     // Let's pretend that there is a script that really wants the window to be at (100, 100).
     connect(window, &Window::frameGeometryChanged, this, [window]() {
         window->moveResize(QRectF(QPointF(100, 100), window->size()));
     });
 
     // Trigger the lambda above.
     window->move(QPoint(40, 50));
 
     // Eventually, the window will end up at (100, 100).
     QCOMPARE(window->pos(), QPoint(100, 100));
 }
 
 void InternalWindowTest::testDismissPopup()
 {
     // This test verifies that a popup window created by the compositor will be dismissed
     // when user clicks another window.
 
     // Create a toplevel window.
     QSignalSpy windowAddedSpy(workspace(), &Workspace::internalWindowAdded);
     HelperWindow clientToplevel;
     clientToplevel.setGeometry(0, 0, 100, 100);
     clientToplevel.show();
     QTRY_COMPARE(windowAddedSpy.count(), 1);
     auto serverToplevel = windowAddedSpy.last().first().value<InternalWindow *>();
     QVERIFY(serverToplevel);
 
     // Create a popup window.
     QRasterWindow clientPopup;
     clientPopup.setFlag(Qt::Popup);
     clientPopup.setTransientParent(&clientToplevel);
     clientPopup.setGeometry(0, 0, 50, 50);
     clientPopup.show();
     QTRY_COMPARE(windowAddedSpy.count(), 2);
     auto serverPopup = windowAddedSpy.last().first().value<InternalWindow *>();
     QVERIFY(serverPopup);
 
     // Create the other window to click
     HelperWindow otherClientToplevel;
     otherClientToplevel.setGeometry(100, 100, 100, 100);
     otherClientToplevel.show();
     QTRY_COMPARE(windowAddedSpy.count(), 3);
     auto serverOtherToplevel = windowAddedSpy.last().first().value<InternalWindow *>();
     QVERIFY(serverOtherToplevel);
 
     // Click somewhere outside the popup window.
     QSignalSpy popupClosedSpy(serverPopup, &InternalWindow::windowClosed);
     quint32 timestamp = 0;
     Test::pointerMotion(serverOtherToplevel->frameGeometry().center(), timestamp++);
     Test::pointerButtonPressed(BTN_LEFT, timestamp++);
     QTRY_COMPARE(popupClosedSpy.count(), 1);
 }
 
 }
 
 WAYLANDTEST_MAIN(KWin::InternalWindowTest)
 #include "internal_window.moc"