diff options
Diffstat (limited to 'tests/auto/widgets/kernel/qgesturerecognizer/tst_qgesturerecognizer.cpp')
-rw-r--r-- | tests/auto/widgets/kernel/qgesturerecognizer/tst_qgesturerecognizer.cpp | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/tests/auto/widgets/kernel/qgesturerecognizer/tst_qgesturerecognizer.cpp b/tests/auto/widgets/kernel/qgesturerecognizer/tst_qgesturerecognizer.cpp new file mode 100644 index 0000000000..c3ebb838bb --- /dev/null +++ b/tests/auto/widgets/kernel/qgesturerecognizer/tst_qgesturerecognizer.cpp @@ -0,0 +1,337 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the test suite of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:GPL-EXCEPT$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3 as published by the Free Software +** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +#include <QtTest/QTest> +#include <QtWidgets/QApplication> +#include <QtWidgets/QWidget> +#include <QtWidgets/QGestureEvent> +#include <QtGui/QScreen> +#include <QtGui/QTouchDevice> +#include <QtCore/QVector> +#include <QtCore/QString> +#include <QtCore/QHash> +#include <QtCore/QDebug> + +class tst_QGestureRecognizer : public QObject +{ + Q_OBJECT +public: + tst_QGestureRecognizer(); + +private Q_SLOTS: + void initTestCase(); +#ifndef QT_NO_GESTURES + void panGesture_data(); + void panGesture(); + void pinchGesture_data(); + void pinchGesture(); + void swipeGesture_data(); + void swipeGesture(); +#endif // !QT_NO_GESTURES + +private: + const int m_fingerDistance; + QTouchDevice *m_touchDevice; +}; + +tst_QGestureRecognizer::tst_QGestureRecognizer() + : m_fingerDistance(qRound(QGuiApplication::primaryScreen()->physicalDotsPerInch() / 2.0)) + , m_touchDevice(QTest::createTouchDevice()) +{ + qputenv("QT_PAN_TOUCHPOINTS", "2"); // Prevent device detection of pan touch point count. +} + +void tst_QGestureRecognizer::initTestCase() +{ +} + +#ifndef QT_NO_GESTURES + +typedef QVector<Qt::GestureType> GestureTypeVector; + +class TestWidget : public QWidget +{ +public: + explicit TestWidget(const GestureTypeVector &gestureTypes); + + bool gestureReceived(Qt::GestureType gestureType) const + { return m_receivedGestures.value(gestureType); } + +protected: + bool event(QEvent * event) Q_DECL_OVERRIDE; + +private: + typedef QHash<Qt::GestureType, bool> GestureTypeHash; + GestureTypeHash m_receivedGestures; +}; + +TestWidget::TestWidget(const GestureTypeVector &gestureTypes) +{ + setAttribute(Qt::WA_AcceptTouchEvents); + + foreach (Qt::GestureType gestureType, gestureTypes) { + grabGesture(gestureType); + m_receivedGestures.insert(gestureType, false); + } + + const QRect geometry = QGuiApplication::primaryScreen()->availableGeometry(); + const QSize size = geometry.size() / 2; + resize(size); + move(geometry.center() - QPoint(size.width() / 2, size.height() / 2)); +} + +bool TestWidget::event(QEvent * event) +{ + switch (event->type()) { + case QEvent::Gesture: { + const QGestureEvent *gestureEvent = static_cast<QGestureEvent *>(event); + const GestureTypeHash::iterator hend = m_receivedGestures.end(); + for (GestureTypeHash::iterator it = m_receivedGestures.begin(); it != hend; ++it) { + if (const QGesture *gesture = gestureEvent->gesture(it.key())) { + if (gesture->state() == Qt::GestureFinished) + it.value() = true; + } + } + } + break; + default: + break; + } + return QWidget::event(event); +} + +static void pressSequence(QTest::QTouchEventSequence &sequence, + QVector<QPoint> &points, + QWidget *widget) +{ + const int pointCount = points.size(); + for (int p = 0; p < pointCount; ++p) + sequence.press(p, points.at(p), widget); + sequence.commit(); +} + +static void linearSequence(int n, const QPoint &delta, + QTest::QTouchEventSequence &sequence, + QVector<QPoint> &points, + QWidget *widget) +{ + const int pointCount = points.size(); + for (int s = 0; s < n; ++s) { + for (int p = 0; p < pointCount; ++p) { + points[p] += delta; + sequence.move(p, points[p], widget); + } + sequence.commit(); + } +} + +static void releaseSequence(QTest::QTouchEventSequence &sequence, + QVector<QPoint> &points, + QWidget *widget) +{ + const int pointCount = points.size(); + for (int p = 0; p < pointCount; ++p) + sequence.release(p, points[p], widget); + sequence.commit(); +} + +// --- Pan + +enum PanSubTest { + TwoFingerPanSubTest +}; + +void tst_QGestureRecognizer::panGesture_data() +{ + QTest::addColumn<int>("panSubTest"); + QTest::addColumn<bool>("gestureExpected"); + QTest::newRow("Two finger") << int(TwoFingerPanSubTest) << true; +} + +void tst_QGestureRecognizer::panGesture() +{ + QFETCH(int, panSubTest); + QFETCH(bool, gestureExpected); + + Q_UNUSED(panSubTest) // Single finger pan will be added later. + + const int panPoints = 2; + const Qt::GestureType gestureType = Qt::PanGesture; + TestWidget widget(GestureTypeVector(1, gestureType)); + widget.setWindowTitle(QTest::currentTestFunction()); + widget.show(); + QVERIFY(QTest::qWaitForWindowExposed(&widget)); + + QVector<QPoint> points; + for (int i = 0; i < panPoints; ++i) + points.append(QPoint(10 + i *20, 10 + i *20)); + + QTest::QTouchEventSequence panSequence = QTest::touchEvent(&widget, m_touchDevice); + pressSequence(panSequence, points, &widget); + linearSequence(5, QPoint(20, 20), panSequence, points, &widget); + releaseSequence(panSequence, points, &widget); + + if (gestureExpected) { + QTRY_VERIFY(widget.gestureReceived(gestureType)); + } else { + QCoreApplication::processEvents(); + QVERIFY(!widget.gestureReceived(gestureType)); + } +} + +// --- Pinch + +enum PinchSubTest { + StandardPinchSubTest +}; + +void tst_QGestureRecognizer::pinchGesture_data() +{ + QTest::addColumn<int>("pinchSubTest"); + QTest::addColumn<bool>("gestureExpected"); + QTest::newRow("Standard") << int(StandardPinchSubTest) << true; +} + +void tst_QGestureRecognizer::pinchGesture() +{ + QFETCH(int, pinchSubTest); + QFETCH(bool, gestureExpected); + + Q_UNUSED(pinchSubTest) + + const Qt::GestureType gestureType = Qt::PinchGesture; + TestWidget widget(GestureTypeVector(1, gestureType)); + widget.setWindowTitle(QTest::currentTestFunction()); + widget.show(); + QVERIFY(QTest::qWaitForWindowExposed(&widget)); + + QVector<QPoint> points; + points.append(widget.rect().center()); + points.append(points.front() + QPoint(0, 20)); + + QTest::QTouchEventSequence pinchSequence = QTest::touchEvent(&widget, m_touchDevice); + pressSequence(pinchSequence, points, &widget); + + for (int s = 0; s < 5; ++s) { + points[0] += QPoint(5, 30); + pinchSequence.move(0, points[0], &widget); + points[1] += QPoint(5, -30); + pinchSequence.move(1, points[1], &widget); + pinchSequence.commit(); + } + + releaseSequence(pinchSequence, points, &widget); + + if (gestureExpected) { + QTRY_VERIFY(widget.gestureReceived(gestureType)); + } else { + QCoreApplication::processEvents(); + QVERIFY(!widget.gestureReceived(gestureType)); + } +} + +// --- Swipe + +enum SwipeSubTest { + SwipeLineSubTest, + SwipeDirectionChangeSubTest, + SwipeSmallDirectionChangeSubTest +}; + +void tst_QGestureRecognizer::swipeGesture_data() +{ + QTest::addColumn<int>("swipeSubTest"); + QTest::addColumn<bool>("gestureExpected"); + QTest::newRow("Line") << int(SwipeLineSubTest) << true; + QTest::newRow("DirectionChange") << int(SwipeDirectionChangeSubTest) << false; + QTest::newRow("SmallDirectionChange") << int(SwipeSmallDirectionChangeSubTest) << true; +} + +void tst_QGestureRecognizer::swipeGesture() +{ + enum { swipePoints = 3 }; + + QFETCH(int, swipeSubTest); + QFETCH(bool, gestureExpected); + + const Qt::GestureType gestureType = Qt::SwipeGesture; + TestWidget widget(GestureTypeVector(1, gestureType)); + widget.setWindowTitle(QTest::currentTestFunction()); + widget.show(); + QVERIFY(QTest::qWaitForWindowExposed(&widget)); + + // Start a swipe sequence with 2 points (QTBUG-15768) + const QPoint fingerDistance(m_fingerDistance, m_fingerDistance); + QVector<QPoint> points; + for (int i = 0; i < swipePoints - 1; ++i) + points.append(fingerDistance + i * fingerDistance); + + QTest::QTouchEventSequence swipeSequence = QTest::touchEvent(&widget, m_touchDevice); + pressSequence(swipeSequence, points, &widget); + + // Press point #3 + points.append(points.last() + fingerDistance); + swipeSequence.press(points.size() - 1, points.last(), &widget); + swipeSequence.commit(); + Q_ASSERT(points.size() == swipePoints); + + // Move. + const QPoint moveDelta(60, 20); + switch (swipeSubTest) { + case SwipeLineSubTest: + linearSequence(5, moveDelta, swipeSequence, points, &widget); + break; + case SwipeDirectionChangeSubTest: + linearSequence(5, moveDelta, swipeSequence, points, &widget); + linearSequence(3, QPoint(-moveDelta.x(), moveDelta.y()), swipeSequence, points, &widget); + break; + case SwipeSmallDirectionChangeSubTest: { // QTBUG-46195, small changes in direction should not cause the gesture to be canceled. + const QPoint smallChangeMoveDelta(50, 1); + linearSequence(5, smallChangeMoveDelta, swipeSequence, points, &widget); + linearSequence(1, QPoint(smallChangeMoveDelta.x(), -3), swipeSequence, points, &widget); + linearSequence(5, smallChangeMoveDelta, swipeSequence, points, &widget); + } + break; + } + + releaseSequence(swipeSequence, points, &widget); + + if (gestureExpected) { + QTRY_VERIFY(widget.gestureReceived(gestureType)); + } else { + QCoreApplication::processEvents(); + QVERIFY(!widget.gestureReceived(gestureType)); + } +} + +#endif // !QT_NO_GESTURES + +QTEST_MAIN(tst_QGestureRecognizer) + +#include "tst_qgesturerecognizer.moc" |