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// Copyright (C) 2018 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include "mockcompositor.h"
#include <QtGui/QRasterWindow>
#if QT_CONFIG(opengl)
#include <QtOpenGL/QOpenGLWindow>
#endif
using namespace MockCompositor;
class tst_surface : public QObject, private DefaultCompositor
{
Q_OBJECT
public:
explicit tst_surface();
private slots:
void cleanup() { QTRY_VERIFY2(isClean(), qPrintable(dirtyMessage())); }
void createDestroySurface();
void waitForFrameCallbackRaster();
#if QT_CONFIG(opengl)
void waitForFrameCallbackGl();
#endif
void negotiateShmFormat();
// Subsurfaces
void createSubsurface();
void createSubsurfaceForHiddenParent();
};
tst_surface::tst_surface()
{
m_config.autoFrameCallback = false;
}
void tst_surface::createDestroySurface()
{
QWindow window;
window.show();
QCOMPOSITOR_TRY_VERIFY(surface());
window.destroy();
QCOMPOSITOR_TRY_VERIFY(!surface());
}
void tst_surface::waitForFrameCallbackRaster()
{
class TestWindow : public QRasterWindow {
public:
explicit TestWindow() { resize(40, 40); }
void paintEvent(QPaintEvent *event) override
{
Q_UNUSED(event);
update();
}
};
TestWindow window;
window.show();
QCOMPOSITOR_TRY_VERIFY(xdgToplevel());
QSignalSpy bufferSpy(exec([&] { return xdgSurface()->m_surface; }), &Surface::bufferCommitted);
exec([&] { xdgToplevel()->sendCompleteConfigure(); });
// We should get the first buffer without waiting for a frame callback
QTRY_COMPARE(bufferSpy.size(), 1);
bufferSpy.removeFirst();
// Make sure we follow frame callbacks for some frames
for (int i = 0; i < 5; ++i) {
xdgPingAndWaitForPong(); // Make sure things have happened on the client
exec([&] {
QVERIFY(bufferSpy.empty()); // Make sure no extra buffers have arrived
QVERIFY(!xdgToplevel()->surface()->m_waitingFrameCallbacks.empty());
xdgToplevel()->surface()->sendFrameCallbacks();
});
QTRY_COMPARE(bufferSpy.size(), 1);
bufferSpy.removeFirst();
}
}
#if QT_CONFIG(opengl)
void tst_surface::waitForFrameCallbackGl()
{
class TestWindow : public QOpenGLWindow {
public:
explicit TestWindow()
{
resize(40, 40);
connect(this, &QOpenGLWindow::frameSwapped,
this, QOverload<>::of(&QPaintDeviceWindow::update));
update();
}
void paintGL() override
{
glClearColor(1, 0, 0, 1);
glClear(GL_COLOR_BUFFER_BIT);
}
};
TestWindow window;
window.show();
QCOMPOSITOR_TRY_VERIFY(xdgToplevel());
QSignalSpy bufferSpy(exec([&] { return xdgSurface()->m_surface; }), &Surface::bufferCommitted);
exec([&] { xdgToplevel()->sendCompleteConfigure(); });
// We should get the first buffer without waiting for a frame callback
QTRY_COMPARE(bufferSpy.size(), 1);
bufferSpy.removeFirst();
// Make sure we follow frame callbacks for some frames
for (int i = 0; i < 5; ++i) {
xdgPingAndWaitForPong(); // Make sure things have happened on the client
if (!qEnvironmentVariableIntValue("QT_WAYLAND_DISABLE_WINDOWDECORATION") && i == 0) {
QCOMPARE(bufferSpy.size(), 1);
bufferSpy.removeFirst();
}
exec([&] {
QVERIFY(bufferSpy.empty()); // Make sure no extra buffers have arrived
QVERIFY(!xdgToplevel()->surface()->m_waitingFrameCallbacks.empty());
xdgToplevel()->surface()->sendFrameCallbacks();
});
QTRY_COMPARE(bufferSpy.size(), 1);
bufferSpy.removeFirst();
}
}
#endif // QT_CONFIG(opengl)
void tst_surface::negotiateShmFormat()
{
QSKIP("TODO: I'm not sure why we're choosing xrgb over argb in this case...");
QRasterWindow window;
window.setFlag(Qt::FramelessWindowHint); // decorations force alpha
QSurfaceFormat format;
format.setAlphaBufferSize(0);
window.setFormat(format);
window.resize(64, 48);
window.show();
QCOMPOSITOR_TRY_VERIFY(xdgToplevel());
QSignalSpy bufferSpy(exec([&] { return xdgSurface()->m_surface; }), &Surface::bufferCommitted);
const uint serial = exec([&] { return xdgToplevel()->sendCompleteConfigure(); });
QCOMPOSITOR_TRY_COMPARE(xdgSurface()->m_committedConfigureSerial, serial);
exec([&] {
Buffer *buffer = xdgToplevel()->surface()->m_committed.buffer;
QVERIFY(buffer);
auto *shmBuffer = ShmBuffer::fromBuffer(buffer);
QVERIFY(shmBuffer);
qDebug() << "shmBuffer->m_format" << shmBuffer->m_format;
QCOMPARE(shmBuffer->m_format, Shm::format_xrgb8888);
});
}
void tst_surface::createSubsurface()
{
QRasterWindow window;
window.setObjectName("main");
window.resize(200, 200);
QRasterWindow subWindow;
subWindow.setObjectName("subwindow");
subWindow.setParent(&window);
subWindow.resize(64, 64);
window.show();
subWindow.show();
QCOMPOSITOR_TRY_VERIFY(subSurface());
QCOMPOSITOR_TRY_VERIFY(xdgToplevel());
exec([&] { xdgToplevel()->sendCompleteConfigure(); });
QCOMPOSITOR_TRY_VERIFY(xdgSurface()->m_committedConfigureSerial);
const Surface *mainSurface = exec([&] {return surface(0);});
const Surface *childSurface = exec([&] {return surface(1);});
QSignalSpy mainSurfaceCommitSpy(mainSurface, &Surface::commit);
QSignalSpy childSurfaceCommitSpy(childSurface, &Surface::commit);
// Move subsurface. The parent should redraw and commit
subWindow.setGeometry(100, 100, 64, 64);
// the toplevel should commit to indicate the subsurface moved
QCOMPOSITOR_TRY_COMPARE(mainSurfaceCommitSpy.size(), 1);
mainSurfaceCommitSpy.clear();
childSurfaceCommitSpy.clear();
// Move and resize the subSurface. The parent should redraw and commit
// The child should also redraw
subWindow.setGeometry(50, 50, 80, 80);
QCOMPOSITOR_TRY_COMPARE(mainSurfaceCommitSpy.size(), 1);
QCOMPOSITOR_TRY_COMPARE(childSurfaceCommitSpy.size(), 1);
}
// Used to cause a crash in libwayland (QTBUG-79674)
void tst_surface::createSubsurfaceForHiddenParent()
{
QRasterWindow window;
window.resize(64, 64);
window.show();
QCOMPOSITOR_TRY_VERIFY(xdgToplevel());
exec([&] { xdgToplevel()->sendCompleteConfigure(); });
QCOMPOSITOR_TRY_VERIFY(xdgSurface()->m_committedConfigureSerial);
window.hide();
QRasterWindow subWindow;
subWindow.setParent(&window);
subWindow.resize(64, 64);
subWindow.show();
// Make sure the client doesn't quit before it has a chance to crash
xdgPingAndWaitForPong();
// Make sure the subsurface was actually created
const Subsurface *subsurface = exec([&] {return subSurface(0);});
QVERIFY(subsurface);
}
QCOMPOSITOR_TEST_MAIN(tst_surface)
#include "tst_surface.moc"
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