325 lines
9.9 KiB
C++
325 lines
9.9 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "guitest.h"
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#include <QDebug>
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#include <QWidget>
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#include <QStack>
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#include <QTimer>
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#include <QtTest/QtTest>
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#ifdef Q_OS_MAC
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# include <ApplicationServices/ApplicationServices.h>
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#endif
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/*
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Not really a test, just prints interface info.
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*/
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class PrintTest : public TestBase
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{
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public:
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bool operator()(QAccessibleInterface *candidate)
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{
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qDebug() << "";
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qDebug() << "Name" << candidate->text(QAccessible::Name);
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qDebug() << "Pos" << candidate->rect();
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qDebug() << "Number of children" << candidate->childCount();
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return false;
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}
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};
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class NameTest : public TestBase
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{
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public:
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NameTest(const QString &text, QAccessible::Text textType) : text(text), textType(textType) {}
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QString text;
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QAccessible::Text textType;
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bool operator()(QAccessibleInterface *candidate)
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{
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return (candidate->text(textType) == text);
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}
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};
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void WidgetNavigator::printAll(QWidget *widget)
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{
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QAccessibleInterface * const iface = QAccessible::queryAccessibleInterface(widget);
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printAll(iface);
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}
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void WidgetNavigator::printAll(QAccessibleInterface *interface)
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{
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PrintTest printTest;
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recursiveSearch(&printTest, interface);
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}
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QAccessibleInterface *WidgetNavigator::find(QAccessible::Text textType, const QString &text, QWidget *start)
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{
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QAccessibleInterface *const iface = QAccessible::queryAccessibleInterface(start);
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return find(textType, text, iface);
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}
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QAccessibleInterface *WidgetNavigator::find(QAccessible::Text textType, const QString &text, QAccessibleInterface *start)
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{
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NameTest nameTest(text, textType);
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return recursiveSearch(&nameTest, start);
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}
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/*
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Recursiveley navigates the accessible hiearchy looking for an interface that
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passsed the Test (meaning it returns true).
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*/
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QAccessibleInterface *WidgetNavigator::recursiveSearch(TestBase *test, QAccessibleInterface *iface)
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{
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QStack<QAccessibleInterface *> todoInterfaces;
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todoInterfaces.push(iface);
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while (todoInterfaces.isEmpty() == false) {
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QAccessibleInterface *testInterface = todoInterfaces.pop();
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if ((*test)(testInterface))
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return testInterface;
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const int numChildren = testInterface->childCount();
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for (int i = 0; i < numChildren; ++i) {
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QAccessibleInterface *childInterface = testInterface->child(i);
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if (childInterface) {
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todoInterfaces.push(childInterface);
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}
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}
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}
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return 0;
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}
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QWidget *WidgetNavigator::getWidget(QAccessibleInterface *interface)
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{
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return qobject_cast<QWidget *>(interface->object());
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}
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WidgetNavigator::~WidgetNavigator()
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{
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}
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///////////////////////////////////////////////////////////////////////////////
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namespace NativeEvents {
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#ifdef Q_OS_MAC
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void mouseClick(const QPoint &globalPos, Qt::MouseButtons buttons)
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{
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CGPoint position;
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position.x = globalPos.x();
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position.y = globalPos.y();
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CGEventType mouseDownType = (buttons & Qt::LeftButton) ? kCGEventLeftMouseDown :
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(buttons & Qt::RightButton) ? kCGEventRightMouseDown :
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kCGEventOtherMouseDown;
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// The mouseButton argument to CGEventCreateMouseEvent() is ignored unless the type
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// is kCGEventOtherMouseDown, so defaulting to kCGMouseButtonLeft is fine.
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CGMouseButton mouseButton = mouseDownType == kCGEventOtherMouseDown ? kCGMouseButtonCenter : kCGMouseButtonLeft;
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CGEventRef mouseEvent = CGEventCreateMouseEvent(NULL, mouseDownType, position, mouseButton);
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CGEventPost(kCGHIDEventTap, mouseEvent);
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CGEventType mouseUpType = (buttons & Qt::LeftButton) ? kCGEventLeftMouseUp :
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(buttons & Qt::RightButton) ? kCGEventRightMouseUp :
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kCGEventOtherMouseUp;
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CGEventSetType(mouseEvent, mouseUpType);
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CGEventPost(kCGHIDEventTap, mouseEvent);
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CFRelease(mouseEvent);
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}
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#else
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# error Oops, NativeEvents::mouseClick() is not implemented on this platform.
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#endif
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};
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///////////////////////////////////////////////////////////////////////////////
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GuiTester::GuiTester()
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{
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clearSequence();
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}
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GuiTester::~GuiTester()
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{
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foreach(DelayedAction *action, actions)
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delete action;
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}
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bool checkPixel(QColor pixel, QColor expected)
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{
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const int allowedDiff = 20;
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return !(qAbs(pixel.red() - expected.red()) > allowedDiff ||
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qAbs(pixel.green() - expected.green()) > allowedDiff ||
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qAbs(pixel.blue() - expected.blue()) > allowedDiff);
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}
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/*
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Tests that the pixels inside rect in image all have the given color.
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*/
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bool GuiTester::isFilled(const QImage image, const QRect &rect, const QColor &color)
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{
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for (int y = rect.top(); y <= rect.bottom(); ++y)
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for (int x = rect.left(); x <= rect.right(); ++x) {
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const QColor pixel = image.pixel(x, y);
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if (checkPixel(pixel, color) == false) {
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// qDebug()<< "Wrong pixel value at" << x << y << pixel.red() << pixel.green() << pixel.blue();
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return false;
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}
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}
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return true;
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}
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/*
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Tests that stuff is painted to the pixels inside rect.
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This test fails if any lines in the given direction have pixels
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of only one color.
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*/
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bool GuiTester::isContent(const QImage image, const QRect &rect, Directions directions)
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{
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if (directions & Horizontal) {
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for (int y = rect.top(); y <= rect.bottom(); ++y) {
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QColor currentColor = image.pixel(rect.left(), y);
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bool fullRun = true;
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for (int x = rect.left() + 1; x <= rect.right(); ++x) {
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if (checkPixel(image.pixel(x, y), currentColor) == false) {
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fullRun = false;
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break;
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}
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}
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if (fullRun) {
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// qDebug() << "Single-color line at horizontal line " << y << currentColor;
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return false;
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}
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}
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return true;
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}
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if (directions & Vertical) {
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for (int x = rect.left(); x <= rect.right(); ++x) {
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QRgb currentColor = image.pixel(x, rect.top());
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bool fullRun = true;
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for (int y = rect.top() + 1; y <= rect.bottom(); ++y) {
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if (checkPixel(image.pixel(x, y), currentColor) == false) {
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fullRun = false;
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break;
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}
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}
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if (fullRun) {
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// qDebug() << "Single-color line at vertical line" << x << currentColor;
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return false;
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}
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}
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return true;
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}
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return false; // shut the compiler up.
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}
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void DelayedAction::run()
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{
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if (next)
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QTimer::singleShot(next->delay, next, SLOT(run()));
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};
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/*
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Schedules a mouse click at an interface using a singleShot timer.
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Only one click can be scheduled at a time.
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*/
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ClickLaterAction::ClickLaterAction(QAccessibleInterface *interface, Qt::MouseButtons buttons)
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{
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this->useInterface = true;
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this->interface = interface;
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this->buttons = buttons;
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}
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/*
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Schedules a mouse click at a widget using a singleShot timer.
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Only one click can be scheduled at a time.
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*/
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ClickLaterAction::ClickLaterAction(QWidget *widget, Qt::MouseButtons buttons)
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{
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this->useInterface = false;
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this->widget = widget;
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this->buttons = buttons;
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}
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void ClickLaterAction::run()
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{
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if (useInterface) {
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const QPoint globalCenter = interface->rect().center();
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NativeEvents::mouseClick(globalCenter, buttons);
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} else { // use widget
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const QSize halfSize = widget->size() / 2;
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const QPoint globalCenter = widget->mapToGlobal(QPoint(halfSize.width(), halfSize.height()));
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NativeEvents::mouseClick(globalCenter, buttons);
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}
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DelayedAction::run();
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}
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void GuiTester::clickLater(QAccessibleInterface *interface, Qt::MouseButtons buttons, int delay)
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{
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clearSequence();
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addToSequence(new ClickLaterAction(interface, buttons), delay);
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runSequence();
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}
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void GuiTester::clickLater(QWidget *widget, Qt::MouseButtons buttons, int delay)
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{
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clearSequence();
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addToSequence(new ClickLaterAction(widget, buttons), delay);
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runSequence();
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}
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void GuiTester::clearSequence()
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{
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startAction = new DelayedAction();
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actions.insert(startAction);
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lastAction = startAction;
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}
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void GuiTester::addToSequence(DelayedAction *action, int delay)
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{
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actions.insert(action);
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action->delay = delay;
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lastAction->next = action;
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lastAction = action;
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}
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void GuiTester::runSequence()
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{
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QTimer::singleShot(0, startAction, SLOT(run()));
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}
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void GuiTester::exitLoopSlot()
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{
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QTestEventLoop::instance().exitLoop();
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}
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