Unity 8
testutil.cpp
1 /*
2  * Copyright (C) 2012, 2013, 2014 Canonical, Ltd.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; version 3.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License
14  * along with this program. If not, see <http://www.gnu.org/licenses/>.
15  */
16 
17 
18 #include "testutil.h"
19 
20 #include <qpa/qwindowsysteminterface.h>
21 #include <QtGui/QGuiApplication>
22 #include <QQuickView>
23 
24 // UbuntuGestures lib
25 #include <TouchRegistry.h>
26 #include <Timer.h>
27 
28 using namespace UbuntuGestures;
29 
30 TestUtil::TestUtil(QObject *parent)
31  : QObject(parent)
32  , m_targetWindow(0)
33  , m_touchDevice(0)
34  , m_putFakeTimerFactoryInTouchRegistry(false)
35 {
36 }
37 
38 TestUtil::~TestUtil()
39 {
40 }
41 
42 bool
43 TestUtil::isInstanceOf(QObject *obj, QString name)
44 {
45  if (!obj) return false;
46  bool result = obj->inherits(name.toUtf8());
47  if (!result) {
48  const QMetaObject *metaObject = obj->metaObject();
49  while (!result && metaObject) {
50  const QString className = metaObject->className();
51  const QString qmlName = className.left(className.indexOf("_QMLTYPE_"));
52  result = qmlName == name;
53  metaObject = metaObject->superClass();
54  }
55  }
56  return result;
57 }
58 
59 TouchEventSequenceWrapper *TestUtil::touchEvent(QQuickItem *item)
60 {
61  ensureTargetWindow();
62  ensureTouchDevice();
63 
64  // Tests can be *very* slow to run and we don't want things timing out because
65  // of that. So give it fake timers to use (they will never time out)
66  if (!m_putFakeTimerFactoryInTouchRegistry) {
67  TouchRegistry::instance()->setTimerFactory(new FakeTimerFactory);
68  m_putFakeTimerFactoryInTouchRegistry = true;
69  }
70 
71  return new TouchEventSequenceWrapper(
72  QTest::touchEvent(m_targetWindow, m_touchDevice, /* autoCommit */ false), item);
73 }
74 
75 void TestUtil::ensureTargetWindow()
76 {
77  if (!m_targetWindow && !QGuiApplication::topLevelWindows().isEmpty())
78  m_targetWindow = QGuiApplication::topLevelWindows()[0];
79 }
80 
81 void TestUtil::ensureTouchDevice()
82 {
83  if (!m_touchDevice) {
84  m_touchDevice = new QTouchDevice;
85  m_touchDevice->setType(QTouchDevice::TouchScreen);
86  QWindowSystemInterface::registerTouchDevice(m_touchDevice);
87  }
88 }