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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "guitest.h"
#include <QDebug>
#include <QWidget>
#include <QStack>
#include <QTimer>
#include <QtTest/QtTest>
#ifdef Q_OS_MAC
# include <private/qt_mac_p.h>
#endif
/*
Not really a test, just prints interface info.
*/
class PrintTest : public TestBase
{
public:
bool operator()(InterfaceChildPair candidate)
{
qDebug() << "";
qDebug() << "Name" << candidate.iface->text(QAccessible::Name, candidate.possibleChild);
qDebug() << "Pos" << candidate.iface->rect(candidate.possibleChild);
if (candidate.possibleChild == 0)
qDebug() << "Number of children" << candidate.iface->childCount();
return false;
}
};
class NameTest : public TestBase
{
public:
NameTest(const QString &text, QAccessible::Text textType) : text(text), textType(textType) {}
QString text;
QAccessible::Text textType;
bool operator()(InterfaceChildPair candidate)
{
return (candidate.iface->text(textType, candidate.possibleChild) == text);
}
};
void WidgetNavigator::printAll(QWidget *widget)
{
QAccessibleInterface * const iface = QAccessible::queryAccessibleInterface(widget);
deleteInDestructor(iface);
printAll(InterfaceChildPair(iface, 0));
}
void WidgetNavigator::printAll(InterfaceChildPair interface)
{
PrintTest printTest;
recursiveSearch(&printTest, interface.iface, interface.possibleChild);
}
InterfaceChildPair WidgetNavigator::find(QAccessible::Text textType, const QString &text, QWidget *start)
{
QAccessibleInterface * const iface = QAccessible::queryAccessibleInterface(start);
deleteInDestructor(iface);
return find(textType, text, iface);
}
InterfaceChildPair WidgetNavigator::find(QAccessible::Text textType, const QString &text, QAccessibleInterface *start)
{
NameTest nameTest(text, textType);
return recursiveSearch(&nameTest, start, 0);
}
/*
Recursiveley navigates the accessible hiearchy looking for an interfafce that
passsed the Test (meaning it returns true).
*/
InterfaceChildPair WidgetNavigator::recursiveSearch(TestBase *test, QAccessibleInterface *iface, int possibleChild)
{
QStack<InterfaceChildPair> todoInterfaces;
todoInterfaces.push(InterfaceChildPair(iface, possibleChild));
while (todoInterfaces.isEmpty() == false) {
InterfaceChildPair testInterface = todoInterfaces.pop();
if ((*test)(testInterface))
return testInterface;
if (testInterface.possibleChild != 0)
continue;
const int numChildren = testInterface.iface->childCount();
for (int i = 0; i < numChildren; ++i) {
QAccessibleInterface *childInterface = 0;
int newPossibleChild = testInterface.iface->navigate(QAccessible::Child, i + 1, &childInterface);
if (childInterface) {
todoInterfaces.push(InterfaceChildPair(childInterface, newPossibleChild));
deleteInDestructor(childInterface);
} else if (newPossibleChild != -1) {
todoInterfaces.push(InterfaceChildPair(testInterface.iface, newPossibleChild));
}
}
}
return InterfaceChildPair();
}
void WidgetNavigator::deleteInDestructor(QAccessibleInterface * interface)
{
interfaces.insert(interface);
}
QWidget *WidgetNavigator::getWidget(InterfaceChildPair interface)
{
return qobject_cast<QWidget *>(interface.iface->object());
}
WidgetNavigator::~WidgetNavigator()
{
foreach(QAccessibleInterface *interface, interfaces) {
delete interface;
}
}
///////////////////////////////////////////////////////////////////////////////
namespace NativeEvents {
#ifdef Q_OS_MAC
void mouseClick(const QPoint &globalPos, Qt::MouseButtons buttons, MousePosition updateMouse)
{
CGPoint position;
position.x = globalPos.x();
position.y = globalPos.y();
const bool updateMousePosition = (updateMouse == UpdatePosition);
// Mouse down.
CGPostMouseEvent(position, updateMousePosition, 3,
(buttons & Qt::LeftButton) ? true : false,
(buttons & Qt::MidButton/* Middlebutton! */) ? true : false,
(buttons & Qt::RightButton) ? true : false);
// Mouse up.
CGPostMouseEvent(position, updateMousePosition, 3, false, false, false);
}
#else
# error Oops, NativeEvents::mouseClick() is not implemented on this platform.
#endif
};
///////////////////////////////////////////////////////////////////////////////
GuiTester::GuiTester()
{
clearSequence();
}
GuiTester::~GuiTester()
{
foreach(DelayedAction *action, actions)
delete action;
}
bool checkPixel(QColor pixel, QColor expected)
{
const int allowedDiff = 20;
return !(qAbs(pixel.red() - expected.red()) > allowedDiff ||
qAbs(pixel.green() - expected.green()) > allowedDiff ||
qAbs(pixel.blue() - expected.blue()) > allowedDiff);
}
/*
Tests that the pixels inside rect in image all have the given color.
*/
bool GuiTester::isFilled(const QImage image, const QRect &rect, const QColor &color)
{
for (int y = rect.top(); y <= rect.bottom(); ++y)
for (int x = rect.left(); x <= rect.right(); ++x) {
const QColor pixel = image.pixel(x, y);
if (checkPixel(pixel, color) == false) {
// qDebug()<< "Wrong pixel value at" << x << y << pixel.red() << pixel.green() << pixel.blue();
return false;
}
}
return true;
}
/*
Tests that stuff is painted to the pixels inside rect.
This test fails if any lines in the given direction have pixels
of only one color.
*/
bool GuiTester::isContent(const QImage image, const QRect &rect, Directions directions)
{
if (directions & Horizontal) {
for (int y = rect.top(); y <= rect.bottom(); ++y) {
QColor currentColor = image.pixel(rect.left(), y);
bool fullRun = true;
for (int x = rect.left() + 1; x <= rect.right(); ++x) {
if (checkPixel(image.pixel(x, y), currentColor) == false) {
fullRun = false;
break;
}
}
if (fullRun) {
// qDebug() << "Single-color line at horizontal line " << y << currentColor;
return false;
}
}
return true;
}
if (directions & Vertical) {
for (int x = rect.left(); x <= rect.right(); ++x) {
QRgb currentColor = image.pixel(x, rect.top());
bool fullRun = true;
for (int y = rect.top() + 1; y <= rect.bottom(); ++y) {
if (checkPixel(image.pixel(x, y), currentColor) == false) {
fullRun = false;
break;
}
}
if (fullRun) {
// qDebug() << "Single-color line at vertical line" << x << currentColor;
return false;
}
}
return true;
}
return false; // shut the compiler up.
}
void DelayedAction::run()
{
if (next)
QTimer::singleShot(next->delay, next, SLOT(run()));
};
/*
Schedules a mouse click at an interface using a singleShot timer.
Only one click can be scheduled at a time.
*/
ClickLaterAction::ClickLaterAction(InterfaceChildPair interface, Qt::MouseButtons buttons)
{
this->useInterface = true;
this->interface = interface;
this->buttons = buttons;
}
/*
Schedules a mouse click at a widget using a singleShot timer.
Only one click can be scheduled at a time.
*/
ClickLaterAction::ClickLaterAction(QWidget *widget, Qt::MouseButtons buttons)
{
this->useInterface = false;
this->widget = widget;
this->buttons = buttons;
}
void ClickLaterAction::run()
{
if (useInterface) {
const QPoint globalCenter = interface.iface->rect(interface.possibleChild).center();
NativeEvents::mouseClick(globalCenter, buttons);
} else { // use widget
const QSize halfSize = widget->size() / 2;
const QPoint globalCenter = widget->mapToGlobal(QPoint(halfSize.width(), halfSize.height()));
NativeEvents::mouseClick(globalCenter, buttons);
}
DelayedAction::run();
}
void GuiTester::clickLater(InterfaceChildPair interface, Qt::MouseButtons buttons, int delay)
{
clearSequence();
addToSequence(new ClickLaterAction(interface, buttons), delay);
runSequence();
}
void GuiTester::clickLater(QWidget *widget, Qt::MouseButtons buttons, int delay)
{
clearSequence();
addToSequence(new ClickLaterAction(widget, buttons), delay);
runSequence();
}
void GuiTester::clearSequence()
{
startAction = new DelayedAction();
actions.insert(startAction);
lastAction = startAction;
}
void GuiTester::addToSequence(DelayedAction *action, int delay)
{
actions.insert(action);
action->delay = delay;
lastAction->next = action;
lastAction = action;
}
void GuiTester::runSequence()
{
QTimer::singleShot(0, startAction, SLOT(run()));
}
void GuiTester::exitLoopSlot()
{
QTestEventLoop::instance().exitLoop();
}
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