summaryrefslogtreecommitdiffstats
path: root/tests/auto/qml/qqmlstatemachine/tst_qqmlstatemachine.cpp
blob: 80d75a8e66d097f76989763aadca37849736a531 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
/****************************************************************************
**
** Copyright (C) 2016 Ford Motor Company
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite module 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 <QQmlComponent>
#include <QQmlContext>
#include <QQmlEngine>
#include <QtQuick/QQuickItem>
#include <QtStateMachineQml/private/signaltransition_p.h>
#include <QtQml/qqmlscriptstring.h>

#include <QTest>
#include "../../shared/util.h"
#include "../../shared/bindableutils.h"

class tst_qqmlstatemachine : public QQmlDataTest
{
    Q_OBJECT
public:
    tst_qqmlstatemachine();

private slots:
    void tst_cppObjectSignal();
    void tst_bindings();
};


class CppObject : public QObject
{
    Q_OBJECT
    Q_PROPERTY(ObjectState objectState READ objectState WRITE setObjectState NOTIFY objectStateChanged)
    Q_ENUMS(ObjectState)
public:
    enum ObjectState {
        State0,
        State1,
        State2
    };

public:
    CppObject() {}

    ObjectState objectState() const { return m_objectState; }
    void setObjectState(ObjectState objectState) { m_objectState = objectState; emit objectStateChanged();}

signals:
    void objectStateChanged();
    void mySignal(int signalState);

private:
    ObjectState m_objectState = State0;
};

tst_qqmlstatemachine::tst_qqmlstatemachine()
{
    QVERIFY(-1 != qmlRegisterUncreatableType<CppObject>("CppObjectEnum", 1, 0, "CppObject", QString()));
}

void tst_qqmlstatemachine::tst_cppObjectSignal()
{
    CppObject cppObject;
    QQmlEngine engine;
    QQmlComponent component(&engine, testFileUrl("cppsignal.qml"));
    QVERIFY2(!component.isError(), qPrintable(component.errorString()));

    QQmlContext *ctxt = engine.rootContext();
    ctxt->setContextProperty("_cppObject", &cppObject);
    QScopedPointer<QObject> rootObject(component.create());
    QVERIFY(rootObject != nullptr);

    // wait for state machine to start
    QTRY_VERIFY(rootObject->property("running").toBool());

    // emit signal from cpp
    emit cppObject.mySignal(CppObject::State1);

    // check if the signal was propagated
    QTRY_COMPARE(cppObject.objectState(), CppObject::State1);

    // emit signal from cpp
    emit cppObject.mySignal(CppObject::State2);

    // check if the signal was propagated
    QTRY_COMPARE(cppObject.objectState(), CppObject::State2);

    // wait for state machine to finish
    QTRY_VERIFY(!rootObject->property("running").toBool());
}

void tst_qqmlstatemachine::tst_bindings()
{
    // -- SignalTransition::guard
    SignalTransition signalTransition;
    // Generating QQmlScriptString requires proper qml context setup, and here we
    // use same the element that we are testing to create the testing material
    QQmlEngine engine;
    QQmlComponent component(&engine, QUrl(QLatin1String("qrc:///data/signaltransition.qml")));

    std::unique_ptr<QObject> obj(component.create());
    SignalTransition *st1 = qobject_cast<SignalTransition*>(obj->findChild<QObject*>("st1"));
    SignalTransition *st2 = qobject_cast<SignalTransition*>(obj->findChild<QObject*>("st2"));
    QVERIFY(st1 && st2 && (st1->guard() != st2->guard()));
    testWritableBindableBasics<SignalTransition, QQmlScriptString>(
        signalTransition, st1->guard(), st2->guard(), "guard");

    // -- SignalTransition::signal
    // We use QML to create the test material (QJSValues that contain valid methods)
    QVariant signal1;
    QVariant signal2;
    QMetaObject::invokeMethod(obj.get(), "getSignal1", Q_RETURN_ARG(QVariant, signal1));
    QMetaObject::invokeMethod(obj.get(), "getSignal2", Q_RETURN_ARG(QVariant, signal2));
    // QJSValue does not implement operator== so we supply own comparator
    testWritableBindableBasics<SignalTransition, QJSValue>(
                *st1, signal1.value<QJSValue>(), signal2.value<QJSValue>(), "signal",
                [](QJSValue d1, QJSValue d2) { return d1.strictlyEquals(d2); });
}

QTEST_MAIN(tst_qqmlstatemachine)

#include "tst_qqmlstatemachine.moc"