File indexing completed on 2024-11-10 04:56:24

0001 /*
0002     KWin - the KDE window manager
0003     This file is part of the KDE project.
0004 
0005     SPDX-FileCopyrightText: 2017 Martin Gräßlin <mgraesslin@kde.org>
0006 
0007     SPDX-License-Identifier: GPL-2.0-or-later
0008 */
0009 #include "gestures.h"
0010 
0011 #include <QSignalSpy>
0012 #include <QTest>
0013 #include <QtWidgets/qaction.h>
0014 #include <iostream>
0015 
0016 using namespace KWin;
0017 
0018 Q_DECLARE_METATYPE(SwipeDirection);
0019 Q_DECLARE_METATYPE(PinchDirection);
0020 
0021 class GestureTest : public QObject
0022 {
0023     Q_OBJECT
0024 private Q_SLOTS:
0025     void testSwipeMinFinger_data();
0026     void testSwipeMinFinger();
0027     void testPinchMinFinger_data();
0028     void testPinchMinFinger();
0029 
0030     void testSwipeMaxFinger_data();
0031     void testSwipeMaxFinger();
0032     void testPinchMaxFinger_data();
0033     void testPinchMaxFinger();
0034 
0035     void testSwipeDirection_data();
0036     void testSwipeDirection();
0037     void testPinchDirection_data();
0038     void testPinchDirection();
0039 
0040     // swipe only
0041     void testMinimumX_data();
0042     void testMinimumX();
0043     void testMinimumY_data();
0044     void testMinimumY();
0045     void testMaximumX_data();
0046     void testMaximumX();
0047     void testMaximumY_data();
0048     void testMaximumY();
0049     void testStartGeometry();
0050 
0051     // swipe and pinch
0052     void testSetMinimumDelta();
0053     void testMinimumDeltaReached_data();
0054     void testMinimumDeltaReached();
0055     void testMinimumScaleDelta();
0056     void testUnregisterSwipeCancels();
0057     void testUnregisterPinchCancels();
0058     void testDeleteSwipeCancels();
0059     void testSwipeCancel_data();
0060     void testSwipeCancel();
0061     void testSwipeUpdateTrigger_data();
0062     void testSwipeUpdateTrigger();
0063 
0064     // both
0065     void testSwipeMinFingerStart_data();
0066     void testSwipeMinFingerStart();
0067     void testSwipeMaxFingerStart_data();
0068     void testSwipeMaxFingerStart();
0069     void testNotEmitCallbacksBeforeDirectionDecided();
0070 
0071     // swipe only
0072     void testSwipeGeometryStart_data();
0073     void testSwipeGeometryStart();
0074 };
0075 
0076 void GestureTest::testSwipeMinFinger_data()
0077 {
0078     QTest::addColumn<uint>("count");
0079     QTest::addColumn<uint>("expectedCount");
0080 
0081     QTest::newRow("0") << 0u << 0u;
0082     QTest::newRow("1") << 1u << 1u;
0083     QTest::newRow("10") << 10u << 10u;
0084 }
0085 
0086 void GestureTest::testSwipeMinFinger()
0087 {
0088     SwipeGesture swipeGesture;
0089     QCOMPARE(swipeGesture.minimumFingerCountIsRelevant(), false);
0090     QCOMPARE(swipeGesture.minimumFingerCount(), 0u);
0091     QFETCH(uint, count);
0092     swipeGesture.setMinimumFingerCount(count);
0093     QCOMPARE(swipeGesture.minimumFingerCountIsRelevant(), true);
0094     QTEST(swipeGesture.minimumFingerCount(), "expectedCount");
0095     swipeGesture.setMinimumFingerCount(0);
0096     QCOMPARE(swipeGesture.minimumFingerCountIsRelevant(), true);
0097     QCOMPARE(swipeGesture.minimumFingerCount(), 0u);
0098 }
0099 
0100 void GestureTest::testPinchMinFinger_data()
0101 {
0102     QTest::addColumn<uint>("count");
0103     QTest::addColumn<uint>("expectedCount");
0104 
0105     QTest::newRow("0") << 0u << 0u;
0106     QTest::newRow("1") << 1u << 1u;
0107     QTest::newRow("10") << 10u << 10u;
0108 }
0109 
0110 void GestureTest::testPinchMinFinger()
0111 {
0112     PinchGesture pinchGesture;
0113     QCOMPARE(pinchGesture.minimumFingerCountIsRelevant(), false);
0114     QCOMPARE(pinchGesture.minimumFingerCount(), 0u);
0115     QFETCH(uint, count);
0116     pinchGesture.setMinimumFingerCount(count);
0117     QCOMPARE(pinchGesture.minimumFingerCountIsRelevant(), true);
0118     QTEST(pinchGesture.minimumFingerCount(), "expectedCount");
0119     pinchGesture.setMinimumFingerCount(0);
0120     QCOMPARE(pinchGesture.minimumFingerCountIsRelevant(), true);
0121     QCOMPARE(pinchGesture.minimumFingerCount(), 0u);
0122 }
0123 
0124 void GestureTest::testSwipeMaxFinger_data()
0125 {
0126     QTest::addColumn<uint>("count");
0127     QTest::addColumn<uint>("expectedCount");
0128 
0129     QTest::newRow("0") << 0u << 0u;
0130     QTest::newRow("1") << 1u << 1u;
0131     QTest::newRow("10") << 10u << 10u;
0132 }
0133 
0134 void GestureTest::testSwipeMaxFinger()
0135 {
0136     SwipeGesture gesture;
0137     QCOMPARE(gesture.maximumFingerCountIsRelevant(), false);
0138     QCOMPARE(gesture.maximumFingerCount(), 0u);
0139     QFETCH(uint, count);
0140     gesture.setMaximumFingerCount(count);
0141     QCOMPARE(gesture.maximumFingerCountIsRelevant(), true);
0142     QTEST(gesture.maximumFingerCount(), "expectedCount");
0143     gesture.setMaximumFingerCount(0);
0144     QCOMPARE(gesture.maximumFingerCountIsRelevant(), true);
0145     QCOMPARE(gesture.maximumFingerCount(), 0u);
0146 }
0147 
0148 void GestureTest::testPinchMaxFinger_data()
0149 {
0150     QTest::addColumn<uint>("count");
0151     QTest::addColumn<uint>("expectedCount");
0152 
0153     QTest::newRow("0") << 0u << 0u;
0154     QTest::newRow("1") << 1u << 1u;
0155     QTest::newRow("10") << 10u << 10u;
0156 }
0157 
0158 void GestureTest::testPinchMaxFinger()
0159 {
0160     PinchGesture gesture;
0161     QCOMPARE(gesture.maximumFingerCountIsRelevant(), false);
0162     QCOMPARE(gesture.maximumFingerCount(), 0u);
0163     QFETCH(uint, count);
0164     gesture.setMaximumFingerCount(count);
0165     QCOMPARE(gesture.maximumFingerCountIsRelevant(), true);
0166     QTEST(gesture.maximumFingerCount(), "expectedCount");
0167     gesture.setMaximumFingerCount(0);
0168     QCOMPARE(gesture.maximumFingerCountIsRelevant(), true);
0169     QCOMPARE(gesture.maximumFingerCount(), 0u);
0170 }
0171 
0172 void GestureTest::testSwipeDirection_data()
0173 {
0174     QTest::addColumn<SwipeDirection>("swipe_direction");
0175 
0176     QTest::newRow("Up") << SwipeDirection::Up;
0177     QTest::newRow("Left") << SwipeDirection::Left;
0178     QTest::newRow("Right") << SwipeDirection::Right;
0179     QTest::newRow("Down") << SwipeDirection::Down;
0180 }
0181 
0182 void GestureTest::testSwipeDirection()
0183 {
0184     SwipeGesture gesture;
0185     QCOMPARE(gesture.direction(), SwipeDirection::Down);
0186     QFETCH(SwipeDirection, swipe_direction);
0187     gesture.setDirection(swipe_direction);
0188     QCOMPARE(gesture.direction(), swipe_direction);
0189     // back to down
0190     gesture.setDirection(SwipeDirection::Down);
0191     QCOMPARE(gesture.direction(), SwipeDirection::Down);
0192 }
0193 
0194 void GestureTest::testPinchDirection_data()
0195 {
0196     QTest::addColumn<PinchDirection>("pinch_direction");
0197 
0198     QTest::newRow("Contracting") << PinchDirection::Contracting;
0199     QTest::newRow("Expanding") << PinchDirection::Expanding;
0200 }
0201 
0202 void GestureTest::testPinchDirection()
0203 {
0204     PinchGesture gesture;
0205     QCOMPARE(gesture.direction(), PinchDirection::Expanding);
0206     QFETCH(PinchDirection, pinch_direction);
0207     gesture.setDirection(pinch_direction);
0208     QCOMPARE(gesture.direction(), pinch_direction);
0209     // back to down
0210     gesture.setDirection(PinchDirection::Expanding);
0211     QCOMPARE(gesture.direction(), PinchDirection::Expanding);
0212 }
0213 
0214 void GestureTest::testMinimumX_data()
0215 {
0216     QTest::addColumn<int>("min");
0217 
0218     QTest::newRow("0") << 0;
0219     QTest::newRow("-1") << -1;
0220     QTest::newRow("1") << 1;
0221 }
0222 
0223 void GestureTest::testMinimumX()
0224 {
0225     SwipeGesture gesture;
0226     QCOMPARE(gesture.minimumX(), 0);
0227     QCOMPARE(gesture.minimumXIsRelevant(), false);
0228     QFETCH(int, min);
0229     gesture.setMinimumX(min);
0230     QCOMPARE(gesture.minimumX(), min);
0231     QCOMPARE(gesture.minimumXIsRelevant(), true);
0232 }
0233 
0234 void GestureTest::testMinimumY_data()
0235 {
0236     QTest::addColumn<int>("min");
0237 
0238     QTest::newRow("0") << 0;
0239     QTest::newRow("-1") << -1;
0240     QTest::newRow("1") << 1;
0241 }
0242 
0243 void GestureTest::testMinimumY()
0244 {
0245     SwipeGesture gesture;
0246     QCOMPARE(gesture.minimumY(), 0);
0247     QCOMPARE(gesture.minimumYIsRelevant(), false);
0248     QFETCH(int, min);
0249     gesture.setMinimumY(min);
0250     QCOMPARE(gesture.minimumY(), min);
0251     QCOMPARE(gesture.minimumYIsRelevant(), true);
0252 }
0253 
0254 void GestureTest::testMaximumX_data()
0255 {
0256     QTest::addColumn<int>("max");
0257 
0258     QTest::newRow("0") << 0;
0259     QTest::newRow("-1") << -1;
0260     QTest::newRow("1") << 1;
0261 }
0262 
0263 void GestureTest::testMaximumX()
0264 {
0265     SwipeGesture gesture;
0266     QCOMPARE(gesture.maximumX(), 0);
0267     QCOMPARE(gesture.maximumXIsRelevant(), false);
0268     QFETCH(int, max);
0269     gesture.setMaximumX(max);
0270     QCOMPARE(gesture.maximumX(), max);
0271     QCOMPARE(gesture.maximumXIsRelevant(), true);
0272 }
0273 
0274 void GestureTest::testMaximumY_data()
0275 {
0276     QTest::addColumn<int>("max");
0277 
0278     QTest::newRow("0") << 0;
0279     QTest::newRow("-1") << -1;
0280     QTest::newRow("1") << 1;
0281 }
0282 
0283 void GestureTest::testMaximumY()
0284 {
0285     SwipeGesture gesture;
0286     QCOMPARE(gesture.maximumY(), 0);
0287     QCOMPARE(gesture.maximumYIsRelevant(), false);
0288     QFETCH(int, max);
0289     gesture.setMaximumY(max);
0290     QCOMPARE(gesture.maximumY(), max);
0291     QCOMPARE(gesture.maximumYIsRelevant(), true);
0292 }
0293 
0294 void GestureTest::testStartGeometry()
0295 {
0296     SwipeGesture gesture;
0297     gesture.setStartGeometry(QRect(1, 2, 20, 30));
0298     QCOMPARE(gesture.minimumXIsRelevant(), true);
0299     QCOMPARE(gesture.minimumYIsRelevant(), true);
0300     QCOMPARE(gesture.maximumXIsRelevant(), true);
0301     QCOMPARE(gesture.maximumYIsRelevant(), true);
0302     QCOMPARE(gesture.minimumX(), 1);
0303     QCOMPARE(gesture.minimumY(), 2);
0304     QCOMPARE(gesture.maximumX(), 21);
0305     QCOMPARE(gesture.maximumY(), 32);
0306 }
0307 
0308 void GestureTest::testSetMinimumDelta()
0309 {
0310     SwipeGesture swipeGesture;
0311     QCOMPARE(swipeGesture.isMinimumDeltaRelevant(), false);
0312     QCOMPARE(swipeGesture.minimumDelta(), QPointF());
0313     QCOMPARE(swipeGesture.minimumDeltaReached(QPointF()), true);
0314     swipeGesture.setMinimumDelta(QPointF(2, 3));
0315     QCOMPARE(swipeGesture.isMinimumDeltaRelevant(), true);
0316     QCOMPARE(swipeGesture.minimumDelta(), QPointF(2, 3));
0317     QCOMPARE(swipeGesture.minimumDeltaReached(QPointF()), false);
0318     QCOMPARE(swipeGesture.minimumDeltaReached(QPointF(2, 3)), true);
0319 
0320     PinchGesture pinchGesture;
0321     QCOMPARE(pinchGesture.isMinimumScaleDeltaRelevant(), false);
0322     QCOMPARE(pinchGesture.minimumScaleDelta(), DEFAULT_UNIT_SCALE_DELTA);
0323     QCOMPARE(pinchGesture.minimumScaleDeltaReached(1.25), true);
0324     pinchGesture.setMinimumScaleDelta(.5);
0325     QCOMPARE(pinchGesture.isMinimumScaleDeltaRelevant(), true);
0326     QCOMPARE(pinchGesture.minimumScaleDelta(), .5);
0327     QCOMPARE(pinchGesture.minimumScaleDeltaReached(1.24), false);
0328     QCOMPARE(pinchGesture.minimumScaleDeltaReached(1.5), true);
0329 }
0330 
0331 void GestureTest::testMinimumDeltaReached_data()
0332 {
0333     QTest::addColumn<SwipeDirection>("direction");
0334     QTest::addColumn<QPointF>("minimumDelta");
0335     QTest::addColumn<QPointF>("delta");
0336     QTest::addColumn<bool>("reached");
0337     QTest::addColumn<qreal>("progress");
0338 
0339     QTest::newRow("Up (more)") << SwipeDirection::Up << QPointF(0, -30) << QPointF(0, -40) << true << 1.0;
0340     QTest::newRow("Up (exact)") << SwipeDirection::Up << QPointF(0, -30) << QPointF(0, -30) << true << 1.0;
0341     QTest::newRow("Up (less)") << SwipeDirection::Up << QPointF(0, -30) << QPointF(0, -29) << false << 29.0 / 30.0;
0342     QTest::newRow("Left (more)") << SwipeDirection::Left << QPointF(-30, -30) << QPointF(-40, 20) << true << 1.0;
0343     QTest::newRow("Left (exact)") << SwipeDirection::Left << QPointF(-30, -40) << QPointF(-30, 0) << true << 1.0;
0344     QTest::newRow("Left (less)") << SwipeDirection::Left << QPointF(-30, -30) << QPointF(-29, 0) << false << 29.0 / 30.0;
0345     QTest::newRow("Right (more)") << SwipeDirection::Right << QPointF(30, -30) << QPointF(40, 20) << true << 1.0;
0346     QTest::newRow("Right (exact)") << SwipeDirection::Right << QPointF(30, -40) << QPointF(30, 0) << true << 1.0;
0347     QTest::newRow("Right (less)") << SwipeDirection::Right << QPointF(30, -30) << QPointF(29, 0) << false << 29.0 / 30.0;
0348     QTest::newRow("Down (more)") << SwipeDirection::Down << QPointF(0, 30) << QPointF(0, 40) << true << 1.0;
0349     QTest::newRow("Down (exact)") << SwipeDirection::Down << QPointF(0, 30) << QPointF(0, 30) << true << 1.0;
0350     QTest::newRow("Down (less)") << SwipeDirection::Down << QPointF(0, 30) << QPointF(0, 29) << false << 29.0 / 30.0;
0351 }
0352 
0353 void GestureTest::testMinimumDeltaReached()
0354 {
0355     GestureRecognizer recognizer;
0356 
0357     // swipe gesture
0358     SwipeGesture gesture;
0359     QFETCH(SwipeDirection, direction);
0360     gesture.setDirection(direction);
0361     QFETCH(QPointF, minimumDelta);
0362     gesture.setMinimumDelta(minimumDelta);
0363     QFETCH(QPointF, delta);
0364     QFETCH(bool, reached);
0365     QCOMPARE(gesture.minimumDeltaReached(delta), reached);
0366 
0367     recognizer.registerSwipeGesture(&gesture);
0368 
0369     QSignalSpy startedSpy(&gesture, &SwipeGesture::started);
0370     QSignalSpy triggeredSpy(&gesture, &SwipeGesture::triggered);
0371     QSignalSpy cancelledSpy(&gesture, &SwipeGesture::cancelled);
0372     QSignalSpy progressSpy(&gesture, &SwipeGesture::progress);
0373 
0374     recognizer.startSwipeGesture(1);
0375     QCOMPARE(startedSpy.count(), 1);
0376     QCOMPARE(triggeredSpy.count(), 0);
0377     QCOMPARE(cancelledSpy.count(), 0);
0378     QCOMPARE(progressSpy.count(), 0);
0379 
0380     recognizer.updateSwipeGesture(delta);
0381     QCOMPARE(startedSpy.count(), 1);
0382     QCOMPARE(triggeredSpy.count(), 0);
0383     QCOMPARE(cancelledSpy.count(), 0);
0384     QCOMPARE(progressSpy.count(), 1);
0385     QTEST(progressSpy.first().first().value<qreal>(), "progress");
0386 
0387     recognizer.endSwipeGesture();
0388     QCOMPARE(startedSpy.count(), 1);
0389     QCOMPARE(progressSpy.count(), 1);
0390     QCOMPARE(triggeredSpy.isEmpty(), !reached);
0391     QCOMPARE(cancelledSpy.isEmpty(), reached);
0392 }
0393 
0394 void GestureTest::testMinimumScaleDelta()
0395 {
0396     // pinch gesture
0397     PinchGesture gesture;
0398     gesture.setDirection(PinchDirection::Contracting);
0399     gesture.setMinimumScaleDelta(.5);
0400     gesture.setMinimumFingerCount(3);
0401     gesture.setMaximumFingerCount(4);
0402 
0403     QCOMPARE(gesture.minimumScaleDeltaReached(1.25), false);
0404     QCOMPARE(gesture.minimumScaleDeltaReached(1.5), true);
0405 
0406     GestureRecognizer recognizer;
0407     recognizer.registerPinchGesture(&gesture);
0408 
0409     QSignalSpy startedSpy(&gesture, &PinchGesture::started);
0410     QSignalSpy triggeredSpy(&gesture, &PinchGesture::triggered);
0411     QSignalSpy cancelledSpy(&gesture, &PinchGesture::cancelled);
0412     QSignalSpy progressSpy(&gesture, &PinchGesture::progress);
0413 
0414     recognizer.startPinchGesture(4);
0415     QCOMPARE(startedSpy.count(), 1);
0416     QCOMPARE(triggeredSpy.count(), 0);
0417     QCOMPARE(cancelledSpy.count(), 0);
0418     QCOMPARE(progressSpy.count(), 0);
0419 }
0420 
0421 void GestureTest::testUnregisterSwipeCancels()
0422 {
0423     GestureRecognizer recognizer;
0424     std::unique_ptr<SwipeGesture> gesture(new SwipeGesture);
0425     QSignalSpy startedSpy(gesture.get(), &SwipeGesture::started);
0426     QSignalSpy cancelledSpy(gesture.get(), &SwipeGesture::cancelled);
0427 
0428     recognizer.registerSwipeGesture(gesture.get());
0429     recognizer.startSwipeGesture(1);
0430     QCOMPARE(startedSpy.count(), 1);
0431     QCOMPARE(cancelledSpy.count(), 0);
0432     recognizer.unregisterSwipeGesture(gesture.get());
0433     QCOMPARE(cancelledSpy.count(), 1);
0434 
0435     // delete the gesture should not trigger cancel
0436     gesture.reset();
0437     QCOMPARE(cancelledSpy.count(), 1);
0438 }
0439 
0440 void GestureTest::testUnregisterPinchCancels()
0441 {
0442     GestureRecognizer recognizer;
0443     std::unique_ptr<PinchGesture> gesture(new PinchGesture);
0444     QSignalSpy startedSpy(gesture.get(), &PinchGesture::started);
0445     QSignalSpy cancelledSpy(gesture.get(), &PinchGesture::cancelled);
0446 
0447     recognizer.registerPinchGesture(gesture.get());
0448     recognizer.startPinchGesture(1);
0449     QCOMPARE(startedSpy.count(), 1);
0450     QCOMPARE(cancelledSpy.count(), 0);
0451     recognizer.unregisterPinchGesture(gesture.get());
0452     QCOMPARE(cancelledSpy.count(), 1);
0453 
0454     // delete the gesture should not trigger cancel
0455     gesture.reset();
0456     QCOMPARE(cancelledSpy.count(), 1);
0457 }
0458 
0459 void GestureTest::testDeleteSwipeCancels()
0460 {
0461     GestureRecognizer recognizer;
0462     std::unique_ptr<SwipeGesture> gesture(new SwipeGesture);
0463     QSignalSpy startedSpy(gesture.get(), &SwipeGesture::started);
0464     QSignalSpy cancelledSpy(gesture.get(), &SwipeGesture::cancelled);
0465 
0466     recognizer.registerSwipeGesture(gesture.get());
0467     recognizer.startSwipeGesture(1);
0468     QCOMPARE(startedSpy.count(), 1);
0469     QCOMPARE(cancelledSpy.count(), 0);
0470     gesture.reset();
0471     QCOMPARE(cancelledSpy.count(), 1);
0472 }
0473 
0474 void GestureTest::testSwipeCancel_data()
0475 {
0476     QTest::addColumn<SwipeDirection>("direction");
0477 
0478     QTest::newRow("Up") << SwipeDirection::Up;
0479     QTest::newRow("Left") << SwipeDirection::Left;
0480     QTest::newRow("Right") << SwipeDirection::Right;
0481     QTest::newRow("Down") << SwipeDirection::Down;
0482 }
0483 
0484 void GestureTest::testSwipeCancel()
0485 {
0486     GestureRecognizer recognizer;
0487     std::unique_ptr<SwipeGesture> gesture(new SwipeGesture);
0488     QFETCH(SwipeDirection, direction);
0489     gesture->setDirection(direction);
0490     QSignalSpy startedSpy(gesture.get(), &SwipeGesture::started);
0491     QSignalSpy cancelledSpy(gesture.get(), &SwipeGesture::cancelled);
0492     QSignalSpy triggeredSpy(gesture.get(), &SwipeGesture::triggered);
0493 
0494     recognizer.registerSwipeGesture(gesture.get());
0495     recognizer.startSwipeGesture(1);
0496     QCOMPARE(startedSpy.count(), 1);
0497     QCOMPARE(cancelledSpy.count(), 0);
0498     recognizer.cancelSwipeGesture();
0499     QCOMPARE(cancelledSpy.count(), 1);
0500     QCOMPARE(triggeredSpy.count(), 0);
0501 }
0502 
0503 void GestureTest::testSwipeUpdateTrigger_data()
0504 {
0505     QTest::addColumn<SwipeDirection>("direction");
0506     QTest::addColumn<QPointF>("delta");
0507 
0508     QTest::newRow("Up") << SwipeDirection::Up << QPointF(2, -3);
0509     QTest::newRow("Left") << SwipeDirection::Left << QPointF(-3, 1);
0510     QTest::newRow("Right") << SwipeDirection::Right << QPointF(20, -19);
0511     QTest::newRow("Down") << SwipeDirection::Down << QPointF(0, 50);
0512 }
0513 
0514 void GestureTest::testSwipeUpdateTrigger()
0515 {
0516     GestureRecognizer recognizer;
0517     SwipeGesture gesture;
0518     QFETCH(SwipeDirection, direction);
0519     gesture.setDirection(direction);
0520 
0521     QSignalSpy triggeredSpy(&gesture, &SwipeGesture::triggered);
0522     QSignalSpy cancelledSpy(&gesture, &SwipeGesture::cancelled);
0523 
0524     recognizer.registerSwipeGesture(&gesture);
0525 
0526     recognizer.startSwipeGesture(1);
0527     QFETCH(QPointF, delta);
0528     recognizer.updateSwipeGesture(delta);
0529     QCOMPARE(cancelledSpy.count(), 0);
0530     QCOMPARE(triggeredSpy.count(), 0);
0531 
0532     recognizer.endSwipeGesture();
0533     QCOMPARE(cancelledSpy.count(), 0);
0534     QCOMPARE(triggeredSpy.count(), 1);
0535 }
0536 
0537 void GestureTest::testSwipeMinFingerStart_data()
0538 {
0539     QTest::addColumn<uint>("min");
0540     QTest::addColumn<uint>("count");
0541     QTest::addColumn<bool>("started");
0542 
0543     QTest::newRow("same") << 1u << 1u << true;
0544     QTest::newRow("less") << 2u << 1u << false;
0545     QTest::newRow("more") << 1u << 2u << true;
0546 }
0547 
0548 void GestureTest::testSwipeMinFingerStart()
0549 {
0550     GestureRecognizer recognizer;
0551     SwipeGesture gesture;
0552     QFETCH(uint, min);
0553     gesture.setMinimumFingerCount(min);
0554 
0555     QSignalSpy startedSpy(&gesture, &SwipeGesture::started);
0556 
0557     recognizer.registerSwipeGesture(&gesture);
0558     QFETCH(uint, count);
0559     recognizer.startSwipeGesture(count);
0560     QTEST(!startedSpy.isEmpty(), "started");
0561 }
0562 
0563 void GestureTest::testSwipeMaxFingerStart_data()
0564 {
0565     QTest::addColumn<uint>("max");
0566     QTest::addColumn<uint>("count");
0567     QTest::addColumn<bool>("started");
0568 
0569     QTest::newRow("same") << 1u << 1u << true;
0570     QTest::newRow("less") << 2u << 1u << true;
0571     QTest::newRow("more") << 1u << 2u << false;
0572 }
0573 
0574 void GestureTest::testSwipeMaxFingerStart()
0575 {
0576     GestureRecognizer recognizer;
0577     SwipeGesture gesture;
0578     QFETCH(uint, max);
0579     gesture.setMaximumFingerCount(max);
0580 
0581     QSignalSpy startedSpy(&gesture, &SwipeGesture::started);
0582 
0583     recognizer.registerSwipeGesture(&gesture);
0584     QFETCH(uint, count);
0585     recognizer.startSwipeGesture(count);
0586     QTEST(!startedSpy.isEmpty(), "started");
0587 }
0588 
0589 void GestureTest::testNotEmitCallbacksBeforeDirectionDecided()
0590 {
0591     GestureRecognizer recognizer;
0592     SwipeGesture up;
0593     SwipeGesture down;
0594     SwipeGesture right;
0595     PinchGesture expand;
0596     PinchGesture contract;
0597     up.setDirection(SwipeDirection::Up);
0598     down.setDirection(SwipeDirection::Down);
0599     right.setDirection(SwipeDirection::Right);
0600     expand.setDirection(PinchDirection::Expanding);
0601     contract.setDirection(PinchDirection::Contracting);
0602     recognizer.registerSwipeGesture(&up);
0603     recognizer.registerSwipeGesture(&down);
0604     recognizer.registerSwipeGesture(&right);
0605     recognizer.registerPinchGesture(&expand);
0606     recognizer.registerPinchGesture(&contract);
0607 
0608     QSignalSpy upSpy(&up, &SwipeGesture::progress);
0609     QSignalSpy downSpy(&down, &SwipeGesture::progress);
0610     QSignalSpy rightSpy(&right, &SwipeGesture::progress);
0611     QSignalSpy expandSpy(&expand, &PinchGesture::progress);
0612     QSignalSpy contractSpy(&contract, &PinchGesture::progress);
0613 
0614     // don't release callback until we know the direction of swipe gesture
0615     recognizer.startSwipeGesture(4);
0616     QCOMPARE(upSpy.count(), 0);
0617     QCOMPARE(downSpy.count(), 0);
0618     QCOMPARE(rightSpy.count(), 0);
0619 
0620     // up (negative y)
0621     recognizer.updateSwipeGesture(QPointF(0, -1.5));
0622     QCOMPARE(upSpy.count(), 1);
0623     QCOMPARE(downSpy.count(), 0);
0624     QCOMPARE(rightSpy.count(), 0);
0625 
0626     // down (positive y)
0627     // recognizer.updateSwipeGesture(QPointF(0, 0));
0628     recognizer.updateSwipeGesture(QPointF(0, 3));
0629     QCOMPARE(upSpy.count(), 1);
0630     QCOMPARE(downSpy.count(), 1);
0631     QCOMPARE(rightSpy.count(), 0);
0632 
0633     // right
0634     recognizer.cancelSwipeGesture();
0635     recognizer.startSwipeGesture(4);
0636     recognizer.updateSwipeGesture(QPointF(1, 0));
0637     QCOMPARE(upSpy.count(), 1);
0638     QCOMPARE(downSpy.count(), 1);
0639     QCOMPARE(rightSpy.count(), 1);
0640 
0641     recognizer.cancelSwipeGesture();
0642 
0643     // same test for pinch gestures
0644     recognizer.startPinchGesture(4);
0645     QCOMPARE(expandSpy.count(), 0);
0646     QCOMPARE(contractSpy.count(), 0);
0647 
0648     // contracting
0649     recognizer.updatePinchGesture(.5, 0, QPointF(0, 0));
0650     QCOMPARE(expandSpy.count(), 0);
0651     QCOMPARE(contractSpy.count(), 1);
0652 
0653     // expanding
0654     recognizer.updatePinchGesture(1.5, 0, QPointF(0, 0));
0655     QCOMPARE(expandSpy.count(), 1);
0656     QCOMPARE(contractSpy.count(), 1);
0657 }
0658 
0659 void GestureTest::testSwipeGeometryStart_data()
0660 {
0661     QTest::addColumn<QRect>("geometry");
0662     QTest::addColumn<QPointF>("startPos");
0663     QTest::addColumn<bool>("started");
0664 
0665     QTest::newRow("top left") << QRect(0, 0, 10, 20) << QPointF(0, 0) << true;
0666     QTest::newRow("top right") << QRect(0, 0, 10, 20) << QPointF(10, 0) << true;
0667     QTest::newRow("bottom left") << QRect(0, 0, 10, 20) << QPointF(0, 20) << true;
0668     QTest::newRow("bottom right") << QRect(0, 0, 10, 20) << QPointF(10, 20) << true;
0669     QTest::newRow("x too small") << QRect(10, 20, 30, 40) << QPointF(9, 25) << false;
0670     QTest::newRow("y too small") << QRect(10, 20, 30, 40) << QPointF(25, 19) << false;
0671     QTest::newRow("x too large") << QRect(10, 20, 30, 40) << QPointF(41, 25) << false;
0672     QTest::newRow("y too large") << QRect(10, 20, 30, 40) << QPointF(25, 61) << false;
0673     QTest::newRow("inside") << QRect(10, 20, 30, 40) << QPointF(25, 25) << true;
0674 }
0675 
0676 void GestureTest::testSwipeGeometryStart()
0677 {
0678     GestureRecognizer recognizer;
0679     SwipeGesture gesture;
0680     QFETCH(QRect, geometry);
0681     gesture.setStartGeometry(geometry);
0682 
0683     QSignalSpy startedSpy(&gesture, &SwipeGesture::started);
0684 
0685     recognizer.registerSwipeGesture(&gesture);
0686     QFETCH(QPointF, startPos);
0687     recognizer.startSwipeGesture(startPos);
0688     QTEST(!startedSpy.isEmpty(), "started");
0689 }
0690 
0691 QTEST_MAIN(GestureTest)
0692 #include "test_gestures.moc"