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// Copyright (C) 2021 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "qwidgetbaselinetest.h"
#include <qbaselinetest.h>
#include <QApplication>
#include <QStyle>
#include <QStyleHints>
#include <QScreen>
#include <QtWidgets/private/qapplication_p.h>
QT_BEGIN_NAMESPACE
QWidgetBaselineTest::QWidgetBaselineTest()
{
QBaselineTest::setProject("Widgets");
// Set key platform properties that are relevant for the appearance of widgets
const QString platformName = QGuiApplication::platformName() + "-" + QSysInfo::productType();
QBaselineTest::addClientProperty("PlatformName", platformName);
QBaselineTest::addClientProperty("OSVersion", QSysInfo::productVersion());
// Encode a number of parameters that impact the UI
QPalette palette;
QFont font;
const QString styleName =
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
QApplication::style()->metaObject()->className();
#else
QApplication::style()->name();
#endif
// turn off animations and make the cursor flash time really long to avoid blinking
QApplication::style()->setProperty("_qt_animation_time", QTime());
QGuiApplication::styleHints()->setCursorFlashTime(50000);
QByteArray appearanceBytes;
{
QDataStream appearanceStream(&appearanceBytes, QIODevice::WriteOnly);
appearanceStream << palette << font;
const qreal screenDpr = QApplication::primaryScreen()->devicePixelRatio();
if (screenDpr != 1.0) {
qWarning() << "DPR is" << screenDpr << "- images will not be compared to 1.0 baseline!";
appearanceStream << screenDpr;
}
}
#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
const quint16 appearanceId = qChecksum(appearanceBytes, appearanceBytes.size());
#else
const quint16 appearanceId = qChecksum(appearanceBytes);
#endif
// Assume that text that's darker than the background means we run in light mode
// This results in a more meaningful appearance ID between different runs than
// just the checksum of the various attributes.
const QColor windowColor = palette.window().color();
const QColor textColor = palette.text().color();
const QString appearanceIdString = (windowColor.value() > textColor.value()
? QString("light-%1-%2") : QString("dark-%1-%2"))
.arg(styleName).arg(appearanceId, 0, 16);
QBaselineTest::addClientProperty("AppearanceID", appearanceIdString);
// let users know where they can find the results
qDebug() << "PlatformName computed to be:" << platformName;
qDebug() << "Appearance ID computed as:" << appearanceIdString;
}
void QWidgetBaselineTest::initTestCase()
{
// Check and setup the environment. Failure to do so skips the test.
QByteArray msg;
if (!QBaselineTest::connectToBaselineServer(&msg))
QSKIP(msg);
}
void QWidgetBaselineTest::init()
{
QVERIFY(!window);
window = new QWidget;
window->setWindowTitle(QTest::currentDataTag());
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
window->setScreen(QGuiApplication::primaryScreen());
#endif
window->move(QGuiApplication::primaryScreen()->availableGeometry().topLeft());
doInit();
}
void QWidgetBaselineTest::cleanup()
{
doCleanup();
delete window;
window = nullptr;
}
void QWidgetBaselineTest::makeVisible()
{
Q_ASSERT(window);
window->show();
QApplicationPrivate::setActiveWindow(window);
QVERIFY(QTest::qWaitForWindowActive(window));
// explicitly unset focus, the test needs to control when focus is shown
if (window->focusWidget())
window->focusWidget()->clearFocus();
}
/*
Grabs the test window and returns the resulting QImage, without
compensating for DPR differences.
*/
QImage QWidgetBaselineTest::takeSnapshot()
{
// make sure all effects are done
QTest::qWait(250);
return window->grab().toImage();
}
/*!
Sets standard widget properties on the test window and its children,
and uploads snapshots. The widgets are returned in the same state
that they had before.
Call this helper after setting up the test window.
*/
void QWidgetBaselineTest::takeStandardSnapshots()
{
makeVisible();
struct PublicWidget : QWidget {
bool focusNextPrevChild(bool next) override { return QWidget::focusNextPrevChild(next); }
};
QBASELINE_CHECK_DEFERRED(takeSnapshot(), "default");
// try hard to set focus
static_cast<PublicWidget*>(window)->focusNextPrevChild(true);
if (!window->focusWidget()) {
QWidget *firstChild = window->findChild<QWidget*>();
if (firstChild)
firstChild->setFocus();
}
if (testWindow()->focusWidget()) {
QBASELINE_CHECK_DEFERRED(takeSnapshot(), "focused");
testWindow()->focusWidget()->clearFocus();
}
// this disables all children
window->setEnabled(false);
QBASELINE_CHECK_DEFERRED(takeSnapshot(), "disabled");
window->setEnabled(true);
// show and activate another window so that our test window becomes inactive
QWidget otherWindow;
otherWindow.move(window->geometry().bottomRight() + QPoint(10, 10));
otherWindow.resize(50, 50);
otherWindow.setWindowFlags(Qt::CustomizeWindowHint | Qt::FramelessWindowHint);
otherWindow.show();
otherWindow.windowHandle()->requestActivate();
QVERIFY(QTest::qWaitForWindowActive(&otherWindow));
QBASELINE_CHECK_DEFERRED(takeSnapshot(), "inactive");
window->windowHandle()->requestActivate();
QVERIFY(QTest::qWaitForWindowActive(window));
if (window->focusWidget())
window->focusWidget()->clearFocus();
}
QT_END_NAMESPACE
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