1 /****************************************************************************
3 ** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
4 ** Contact: http://www.qt-project.org/
6 ** This file is part of the test suite of the Qt Toolkit.
8 ** $QT_BEGIN_LICENSE:LGPL$
9 ** GNU Lesser General Public License Usage
10 ** This file may be used under the terms of the GNU Lesser General Public
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13 ** file. Please review the following information to ensure the GNU Lesser
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19 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
21 ** GNU General Public License Usage
22 ** Alternatively, this file may be used under the terms of the GNU General
23 ** Public License version 3.0 as published by the Free Software Foundation
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40 ****************************************************************************/
42 #include <QtTest/QtTest>
43 #include "../shared/particlestestsshared.h"
44 #include <private/qquickparticlesystem_p.h>
45 #include <private/qabstractanimation_p.h>
47 #include "../../shared/util.h"
49 class tst_qquickgravity : public QQmlDataTest
53 tst_qquickgravity() {}
60 void tst_qquickgravity::initTestCase()
62 QQmlDataTest::initTestCase();
63 QUnifiedTimer::instance()->setConsistentTiming(true);
66 void tst_qquickgravity::test_basic()
68 QQuickView* view = createView(testFileUrl("basic.qml"), 600);
69 QQuickParticleSystem* system = view->rootObject()->findChild<QQuickParticleSystem*>("system");
70 ensureAnimTime(600, system->m_animation);
72 QVERIFY(extremelyFuzzyCompare(system->groupData[0]->size(), 500, 10));
73 float mag = 707.10678f;
74 foreach (QQuickParticleData *d, system->groupData[0]->data) {
75 if (d->t == -1 || !d->stillAlive())
76 continue; //Particle data unused or dead
78 float t = ((qreal)system->timeInt/1000.0) - d->t;
79 QVERIFY(extremelyFuzzyCompare(d->vx, t*mag, 20.0f));
80 QVERIFY(extremelyFuzzyCompare(d->vy, t*mag, 20.0f));
81 QCOMPARE(d->lifeSpan, 0.5f);
82 QCOMPARE(d->size, 32.f);
83 QCOMPARE(d->endSize, 32.f);
84 QVERIFY(myFuzzyLEQ(d->t, ((qreal)system->timeInt/1000.0)));
89 QTEST_MAIN(tst_qquickgravity);
91 #include "tst_qquickgravity.moc"