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28
29#include <QtTest/QtTest>
30#include "../shared/particlestestsshared.h"
31#include <private/qquickparticlesystem_p.h>
32#include <private/qabstractanimation_p.h>
33
34#include "../../shared/util.h"
35
36class tst_qquickgravity : public QQmlDataTest
37{
38 Q_OBJECT
39public:
40 tst_qquickgravity() {}
41
42private slots:
43 void initTestCase();
44 void test_basic();
45};
46
47void tst_qquickgravity::initTestCase()
48{
49 QQmlDataTest::initTestCase();
50 QUnifiedTimer::instance()->setConsistentTiming(true);
51}
52
53void tst_qquickgravity::test_basic()
54{
55 QQuickView* view = createView(filename: testFileUrl(fileName: "basic.qml"), additionalWait: 600);
56 QQuickParticleSystem* system = view->rootObject()->findChild<QQuickParticleSystem*>(aName: "system");
57 ensureAnimTime(requiredTime: 600, anim: system->m_animation);
58
59 QVERIFY(extremelyFuzzyCompare(system->groupData[0]->size(), 500, 10));
60 float mag = 707.10678f;
61 for (QQuickParticleData *d : qAsConst(t&: system->groupData[0]->data)) {
62 if (d->t == -1 || !d->stillAlive(system))
63 continue; //Particle data unused or dead
64
65 float t = ((qreal)system->timeInt/1000.0) - d->t;
66 QVERIFY(extremelyFuzzyCompare(d->vx, t*mag, 20.0f));
67 QVERIFY(extremelyFuzzyCompare(d->vy, t*mag, 20.0f));
68 QCOMPARE(d->lifeSpan, 0.5f);
69 QCOMPARE(d->size, 32.f);
70 QCOMPARE(d->endSize, 32.f);
71 QVERIFY(myFuzzyLEQ(d->t, ((qreal)system->timeInt/1000.0)));
72 }
73 delete view;
74}
75
76QTEST_MAIN(tst_qquickgravity);
77
78#include "tst_qquickgravity.moc"
79

source code of qtdeclarative/tests/auto/particles/qquickgravity/tst_qquickgravity.cpp