tests/auto/render/qparameter/tst_qparameter.cpp


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
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186

// Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0

#include <QtTest/QTest>
#include <Qt3DRender/qparameter.h>
#include <Qt3DRender/private/qparameter_p.h>
#include <QObject>
#include <QSignalSpy>
#include <Qt3DCore/qentity.h>
#include "testarbiter.h"

class tst_QParameter : public QObject
{
    Q_OBJECT

private Q_SLOTS:

    void checkDefaultConstruction()
    {
        // GIVEN
        Qt3DRender::QParameter parameter;

        // THEN
        QCOMPARE(parameter.name(), QString());
        QCOMPARE(parameter.value(), QVariant());
    }

    void checkPropertyChanges()
    {
        // GIVEN
        Qt3DRender::QParameter parameter;

        {
            // WHEN
            QSignalSpy spy(&parameter, SIGNAL(nameChanged(QString)));
            const QString newValue = QStringLiteral("SomeName");
            parameter.setName(newValue);

            // THEN
            QVERIFY(spy.isValid());
            QCOMPARE(parameter.name(), newValue);
            QCOMPARE(spy.size(), 1);

            // WHEN
            spy.clear();
            parameter.setName(newValue);

            // THEN
            QCOMPARE(parameter.name(), newValue);
            QCOMPARE(spy.size(), 0);
        }
        {
            // WHEN
            QSignalSpy spy(&parameter, SIGNAL(valueChanged(QVariant)));
            const QVariant newValue(454.0f);
            parameter.setValue(newValue);

            // THEN
            QVERIFY(spy.isValid());
            QCOMPARE(parameter.value(), newValue);
            QCOMPARE(spy.size(), 1);

            // WHEN
            spy.clear();
            parameter.setValue(newValue);

            // THEN
            QCOMPARE(parameter.value(), newValue);
            QCOMPARE(spy.size(), 0);
        }
    }

    void checkNameUpdate()
    {
        // GIVEN
        TestArbiter arbiter;
        Qt3DRender::QParameter parameter;
        arbiter.setArbiterOnNode(&parameter);

        {
            // WHEN
            parameter.setName(QStringLiteral("Bruce"));
            QCoreApplication::processEvents();

            // THEN
            QCOMPARE(arbiter.dirtyNodes().size(), 1);
            QCOMPARE(arbiter.dirtyNodes().front(), &parameter);

            arbiter.clear();
        }

        {
            // WHEN
            parameter.setName(QStringLiteral("Bruce"));
            QCoreApplication::processEvents();

            // THEN
            QCOMPARE(arbiter.dirtyNodes().size(), 0);
        }

    }

    void checkValueUpdate()
    {
        // GIVEN
        TestArbiter arbiter;
        Qt3DRender::QParameter parameter;
        arbiter.setArbiterOnNode(&parameter);

        {
            // WHEN
            parameter.setValue(QVariant(383.0f));
            QCoreApplication::processEvents();

            // THEN
            QCOMPARE(arbiter.dirtyNodes().size(), 1);
            QCOMPARE(arbiter.dirtyNodes().front(), &parameter);

            arbiter.clear();
        }

        {
            // WHEN
            parameter.setValue(QVariant(383.0f));
            QCoreApplication::processEvents();

            // THEN
            QCOMPARE(arbiter.dirtyNodes().size(), 0);
        }

        // WHEN -> QNode -> QNodeId
        {
            Qt3DCore::QEntity testEntity;

            {
                // WHEN
                parameter.setValue(QVariant::fromValue(&testEntity));
                QCoreApplication::processEvents();

                // THEN
                QCOMPARE(arbiter.dirtyNodes().size(), 1);
                QCOMPARE(arbiter.dirtyNodes().front(), &parameter);

                arbiter.clear();
            }

            {
                // WHEN
                parameter.setValue(QVariant::fromValue(&testEntity));
                QCoreApplication::processEvents();

                // THEN
                QCOMPARE(arbiter.dirtyNodes().size(), 0);
            }

        }

    }

    void checkBookeeping()
    {
        // GIVEN
        Qt3DRender::QParameter parameter;
        QSignalSpy spy(&parameter, SIGNAL(valueChanged(QVariant)));

        {
            // WHEN
            QScopedPointer<Qt3DCore::QNode> node(new Qt3DCore::QNode());
            parameter.setValue(QVariant::fromValue(node.data()));

            // THEN
            QCOMPARE(spy.size(), 1);
            QCOMPARE(parameter.value(), QVariant::fromValue(node.data()));
            spy.clear();
        }

        // THEN
        QCOMPARE(spy.size(), 1);
        QCOMPARE(parameter.value(), QVariant());
    }

};

QTEST_MAIN(tst_QParameter)

#include "tst_qparameter.moc"