1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2019 The Qt Company Ltd. |
4 | ** Contact: https://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the test suite of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:GPL-EXCEPT$ |
9 | ** Commercial License Usage |
10 | ** Licensees holding valid commercial Qt licenses may use this file in |
11 | ** accordance with the commercial license agreement provided with the |
12 | ** Software or, alternatively, in accordance with the terms contained in |
13 | ** a written agreement between you and The Qt Company. For licensing terms |
14 | ** and conditions see https://www.qt.io/terms-conditions. For further |
15 | ** information use the contact form at https://www.qt.io/contact-us. |
16 | ** |
17 | ** GNU General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT |
21 | ** included in the packaging of this file. Please review the following |
22 | ** information to ensure the GNU General Public License requirements will |
23 | ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
24 | ** |
25 | ** $QT_END_LICENSE$ |
26 | ** |
27 | ****************************************************************************/ |
28 | #include <QtTest/QtTest> |
29 | #include <qsignalspy.h> |
30 | #include <QtQml/qqmlengine.h> |
31 | #include <QtQml/qqmlcomponent.h> |
32 | #include <QtQuick/qquickview.h> |
33 | #include <QtQuick/private/qquickdraghandler_p.h> |
34 | #include "../../shared/util.h" |
35 | #include "../shared/viewtestutil.h" |
36 | |
37 | class tst_qquickboundaryrule : public QQmlDataTest |
38 | { |
39 | Q_OBJECT |
40 | public: |
41 | tst_qquickboundaryrule() {} |
42 | |
43 | private slots: |
44 | void init() { qApp->processEvents(); } //work around animation timer bug (QTBUG-22865) |
45 | void dragHandler(); |
46 | }; |
47 | |
48 | void tst_qquickboundaryrule::dragHandler() |
49 | { |
50 | QQuickView window; |
51 | QByteArray errorMessage; |
52 | QVERIFY2(QQuickTest::initView(window, testFileUrl("dragHandler.qml" ), true, &errorMessage), errorMessage.constData()); |
53 | window.show(); |
54 | QVERIFY(QTest::qWaitForWindowExposed(&window)); |
55 | QQuickItem *target = window.rootObject(); |
56 | QVERIFY(target); |
57 | QQuickDragHandler *dragHandler = target->findChild<QQuickDragHandler*>(); |
58 | QVERIFY(dragHandler); |
59 | QObject *boundaryRule = target->findChild<QObject *>(aName: QLatin1String("boundaryRule" )); |
60 | QVERIFY(boundaryRule); |
61 | QSignalSpy overshootChangedSpy(boundaryRule, SIGNAL(currentOvershootChanged())); |
62 | |
63 | QPoint p1(10, 10); |
64 | QTest::mousePress(window: &window, button: Qt::LeftButton, stateKey: Qt::NoModifier, pos: p1); |
65 | // unrestricted drag |
66 | p1 += QPoint(100, 0); |
67 | QTest::mouseMove(window: &window, pos: p1); |
68 | QTRY_VERIFY(dragHandler->active()); |
69 | QCOMPARE(target->position().x(), 100); |
70 | bool ok = false; |
71 | QCOMPARE(boundaryRule->property("currentOvershoot" ).toReal(&ok), 0); |
72 | QVERIFY(ok); |
73 | QCOMPARE(boundaryRule->property("peakOvershoot" ).toReal(&ok), 0); |
74 | QVERIFY(ok); |
75 | QCOMPARE(overshootChangedSpy.count(), 0); |
76 | // restricted drag: halfway into overshoot |
77 | p1 += QPoint(20, 0); |
78 | QTest::mouseMove(window: &window, pos: p1); |
79 | QCOMPARE(target->position().x(), 117.5); |
80 | QCOMPARE(boundaryRule->property("currentOvershoot" ).toReal(), 20); |
81 | QCOMPARE(boundaryRule->property("peakOvershoot" ).toReal(), 20); |
82 | QCOMPARE(overshootChangedSpy.count(), 1); |
83 | // restricted drag: maximum overshoot |
84 | p1 += QPoint(80, 0); |
85 | QTest::mouseMove(window: &window, pos: p1); |
86 | QCOMPARE(target->position().x(), 140); |
87 | QCOMPARE(boundaryRule->property("currentOvershoot" ).toReal(), 100); |
88 | QCOMPARE(boundaryRule->property("peakOvershoot" ).toReal(), 100); |
89 | QCOMPARE(overshootChangedSpy.count(), 2); |
90 | // release and let it return to bounds |
91 | QTest::mouseRelease(window: &window, button: Qt::LeftButton, stateKey: Qt::NoModifier, pos: p1); |
92 | QTRY_COMPARE(dragHandler->active(), false); |
93 | QTRY_COMPARE(overshootChangedSpy.count(), 3); |
94 | QCOMPARE(boundaryRule->property("currentOvershoot" ).toReal(&ok), 0); |
95 | QVERIFY(ok); |
96 | QCOMPARE(boundaryRule->property("peakOvershoot" ).toReal(&ok), 0); |
97 | QVERIFY(ok); |
98 | QCOMPARE(target->position().x(), 100); |
99 | } |
100 | |
101 | QTEST_MAIN(tst_qquickboundaryrule) |
102 | |
103 | #include "tst_qquickboundaryrule.moc" |
104 | |