tst_fcurve.cpp - mozsearch

Enable keyboard shortcuts

// Copyright (C) 2015 Klaralvdalens Datakonsult AB (KDAB).

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include <QtTest/QTest>

#include <private/fcurve_p.h>

using namespace Qt3DAnimation;

using namespace Qt3DAnimation::Animation;

class tst_FCurve : public QObject

    Q_OBJECT

private Q_SLOTS:

    void checkDefaultConstruction()

        // WHEN

        FCurve fcurve;

        // THEN

        QCOMPARE(fcurve.keyframeCount(), 0);

        QCOMPARE(fcurve.startTime(), 0.0f);

        QCOMPARE(fcurve.endTime(), 0.0f);

    void checkAddingKeyframes()

        // GIVEN

        FCurve fcurve;

        // WHEN

        const Keyframe kf0{0.0f, {-5.0f, 0.0f}, {5.0f, 0.0f}, QKeyFrame::BezierInterpolation};

        fcurve.appendKeyframe(0.0f, kf0);

        // THEN

        QCOMPARE(fcurve.keyframeCount(), 1);

        QCOMPARE(fcurve.startTime(), 0.0f);

        QCOMPARE(fcurve.endTime(), 0.0f);

        // WHEN

        const Keyframe kf1{5.0f, {45.0f, 5.0f}, {55.0f, 5.0f}, QKeyFrame::BezierInterpolation};

        fcurve.appendKeyframe(50.0f, kf1);

        // THEN

        QCOMPARE(fcurve.keyframeCount(), 2);

        QCOMPARE(fcurve.startTime(), 0.0f);

        QCOMPARE(fcurve.endTime(), 50.0f);

        QCOMPARE(fcurve.keyframe(0), kf0);

        QCOMPARE(fcurve.keyframe(1), kf1);

    void checkClearKeyframes()

        // GIVEN

        FCurve fcurve;

        fcurve.appendKeyframe(0.0f, Keyframe{0.0f, {-5.0f, 0.0f}, {5.0f, 0.0f}, QKeyFrame::BezierInterpolation});

        fcurve.appendKeyframe(50.0f, Keyframe{5.0f, {45.0f, 5.0f}, {55.0f, 5.0f}, QKeyFrame::BezierInterpolation});

        // WHEN

        fcurve.clearKeyframes();

        // THEN

        QCOMPARE(fcurve.keyframeCount(), 0);

        QCOMPARE(fcurve.startTime(), 0.0f);

        QCOMPARE(fcurve.endTime(), 0.0f);

    void checkEvaluateAtTime_data()

        QTest::addColumn<float>("time");

        QTest::addColumn<float>("expectedValue");

        QTest::addRow("Constant_before_time") << 0.0f << 1.0f;

        QTest::addRow("Constant_1.5") << 1.5f << 1.0f;

        QTest::addRow("Constant_2.5") << 2.5f << 2.0f;

        QTest::addRow("Constant_after_time") << 3.5f << 4.0f;

    void checkEvaluateAtTime()

        QFETCH(float, time);

        QFETCH(float, expectedValue);

        FCurve curve;

        curve.appendKeyframe(1.0, Keyframe{1.0, {0.0, 0.0}, {0.0,0.0}, QKeyFrame::ConstantInterpolation});

        curve.appendKeyframe(2.0, Keyframe{2.0, {0.0, 0.0}, {0.0,0.0}, QKeyFrame::ConstantInterpolation});

        curve.appendKeyframe(3.0, Keyframe{4.0, {0.0, 0.0}, {0.0,0.0}, QKeyFrame::ConstantInterpolation});

        float actualValue = curve.evaluateAtTime(time);

        QCOMPARE(expectedValue, actualValue);

};

QTEST_APPLESS_MAIN(tst_FCurve)

#include "tst_fcurve.moc"