summaryrefslogtreecommitdiffstats
path: root/tests/auto/gui/kernel/qpalette/tst_qpalette.cpp
blob: ca6f677ba617d5f3669af85a766b99209f760db7 (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
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
/****************************************************************************
**
** 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/QtTest>

#include "qpalette.h"

class tst_QPalette : public QObject
{
    Q_OBJECT
private Q_SLOTS:
    void roleValues_data();
    void roleValues();
    void copySemantics();
    void moveSemantics();
    void setBrush();
};

void tst_QPalette::roleValues_data()
{
    QTest::addColumn<int>("role");
    QTest::addColumn<int>("value");

    QTest::newRow("QPalette::WindowText") << int(QPalette::WindowText) << 0;
    QTest::newRow("QPalette::Button") << int(QPalette::Button) << 1;
    QTest::newRow("QPalette::Light") << int(QPalette::Light) << 2;
    QTest::newRow("QPalette::Midlight") << int(QPalette::Midlight) << 3;
    QTest::newRow("QPalette::Dark") << int(QPalette::Dark) << 4;
    QTest::newRow("QPalette::Mid") << int(QPalette::Mid) << 5;
    QTest::newRow("QPalette::Text") << int(QPalette::Text) << 6;
    QTest::newRow("QPalette::BrightText") << int(QPalette::BrightText) << 7;
    QTest::newRow("QPalette::ButtonText") << int(QPalette::ButtonText) << 8;
    QTest::newRow("QPalette::Base") << int(QPalette::Base) << 9;
    QTest::newRow("QPalette::Window") << int(QPalette::Window) << 10;
    QTest::newRow("QPalette::Shadow") << int(QPalette::Shadow) << 11;
    QTest::newRow("QPalette::Highlight") << int(QPalette::Highlight) << 12;
    QTest::newRow("QPalette::HighlightedText") << int(QPalette::HighlightedText) << 13;
    QTest::newRow("QPalette::Link") << int(QPalette::Link) << 14;
    QTest::newRow("QPalette::LinkVisited") << int(QPalette::LinkVisited) << 15;
    QTest::newRow("QPalette::AlternateBase") << int(QPalette::AlternateBase) << 16;
    QTest::newRow("QPalette::NoRole") << int(QPalette::NoRole) << 17;
    QTest::newRow("QPalette::ToolTipBase") << int(QPalette::ToolTipBase) << 18;
    QTest::newRow("QPalette::ToolTipText") << int(QPalette::ToolTipText) << 19;

    // Change this value as you add more roles.
    QTest::newRow("QPalette::NColorRoles") << int(QPalette::NColorRoles) << 20;
}

void tst_QPalette::roleValues()
{
    QFETCH(int, role);
    QFETCH(int, value);
    QCOMPARE(role, value);
}

void tst_QPalette::copySemantics()
{
    QPalette src(Qt::red), dst;
    const QPalette control = src; // copy construction
    QVERIFY(src != dst);
    QVERIFY(!src.isCopyOf(dst));
    QCOMPARE(src, control);
    QVERIFY(src.isCopyOf(control));
    dst = src; // copy assignment
    QCOMPARE(dst, src);
    QCOMPARE(dst, control);
    QVERIFY(dst.isCopyOf(src));

    dst = QPalette(Qt::green);
    QVERIFY(dst != src);
    QVERIFY(dst != control);
    QCOMPARE(src, control);
    QVERIFY(!dst.isCopyOf(src));
    QVERIFY(src.isCopyOf(control));
}

void tst_QPalette::moveSemantics()
{
#ifdef Q_COMPILER_RVALUE_REFS
    QPalette src(Qt::red), dst;
    const QPalette control = src;
    QVERIFY(src != dst);
    QCOMPARE(src, control);
    QVERIFY(!dst.isCopyOf(src));
    QVERIFY(!dst.isCopyOf(control));
    dst = qMove(src); // move assignment
    QVERIFY(!dst.isCopyOf(src)); // isCopyOf() works on moved-from palettes, too
    QVERIFY(dst.isCopyOf(control));
    QCOMPARE(dst, control);
    src = control; // check moved-from 'src' can still be assigned to (doesn't crash)
    QVERIFY(src.isCopyOf(dst));
    QVERIFY(src.isCopyOf(control));
    QPalette dst2(qMove(src)); // move construction
    QVERIFY(!src.isCopyOf(dst));
    QVERIFY(!src.isCopyOf(dst2));
    QVERIFY(!src.isCopyOf(control));
    QCOMPARE(dst2, control);
    QVERIFY(dst2.isCopyOf(dst));
    QVERIFY(dst2.isCopyOf(control));
    // check moved-from 'src' can still be destroyed (doesn't crash)
#else
    QSKIP("Compiler doesn't support C++11 move semantics");
#endif
}

void tst_QPalette::setBrush()
{
    QPalette p(Qt::red);
    const QPalette q = p;
    QVERIFY(q.isCopyOf(p));

    // Setting a different brush will detach
    p.setBrush(QPalette::Disabled, QPalette::Button, Qt::green);
    QVERIFY(!q.isCopyOf(p));
    QVERIFY(q != p);

    // Check we only changed what we said we would
    for (int i = 0; i < QPalette::NColorGroups; i++)
        for (int j = 0; j < QPalette::NColorRoles; j++) {
            const auto g = QPalette::ColorGroup(i);
            const auto r = QPalette::ColorRole(j);
            const auto b = p.brush(g, r);
            if (g == QPalette::Disabled && r == QPalette::Button)
                QCOMPARE(b, QBrush(Qt::green));
            else
                QCOMPARE(b, q.brush(g, r));
        }

    const QPalette pp = p;
    QVERIFY(pp.isCopyOf(p));
    // Setting the same brush won't detach
    p.setBrush(QPalette::Disabled, QPalette::Button, Qt::green);
    QVERIFY(pp.isCopyOf(p));
}

QTEST_MAIN(tst_QPalette)
#include "tst_qpalette.moc"