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
|
/****************************************************************************
**
** Copyright (C) 2013 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@woboq.com>
** 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 "qobject.h"
class tst_QSignalBlocker : public QObject
{
Q_OBJECT
private slots:
void signalBlocking();
void moveAssignment();
};
void tst_QSignalBlocker::signalBlocking()
{
QObject o;
QVERIFY(!o.signalsBlocked());
{
QSignalBlocker blocker(&o);
QVERIFY(o.signalsBlocked());
o.blockSignals(false);
QVERIFY(!o.signalsBlocked());
o.blockSignals(true);
QVERIFY(o.signalsBlocked());
blocker.unblock();
QVERIFY(!o.signalsBlocked());
blocker.reblock();
QVERIFY(o.signalsBlocked());
}
QVERIFY(!o.signalsBlocked());
}
void tst_QSignalBlocker::moveAssignment()
{
QObject o1, o2;
// move-assignment: both block other objects
{
QSignalBlocker b(&o1);
QVERIFY(o1.signalsBlocked());
QVERIFY(!o2.signalsBlocked());
b = QSignalBlocker(&o2);
QVERIFY(!o1.signalsBlocked());
QVERIFY(o2.signalsBlocked());
}
QVERIFY(!o1.signalsBlocked());
QVERIFY(!o2.signalsBlocked());
// move-assignment: from inert other
{
QSignalBlocker b(&o1);
QVERIFY(o1.signalsBlocked());
b = QSignalBlocker(0);
}
QVERIFY(!o1.signalsBlocked());
QVERIFY(!o2.signalsBlocked());
// move-assignment: to inert *this
{
QSignalBlocker b(0);
QVERIFY(!o1.signalsBlocked());
{
QSignalBlocker inner(&o1);
QVERIFY(o1.signalsBlocked());
b = std::move(inner);
}
QVERIFY(o1.signalsBlocked());
}
QVERIFY(!o1.signalsBlocked());
QVERIFY(!o2.signalsBlocked());
// move-assignment: both block the same object, neither is unblocked
{
QSignalBlocker b(&o1);
QVERIFY(o1.signalsBlocked());
{
b.unblock(); // make sure inner.m_blocked = false
QVERIFY(!o1.signalsBlocked());
QSignalBlocker inner(&o1);
QVERIFY(o1.signalsBlocked());
b.reblock();
QVERIFY(o1.signalsBlocked());
b = std::move(inner);
}
QVERIFY(o1.signalsBlocked());
}
QVERIFY(!o1.signalsBlocked());
QVERIFY(!o2.signalsBlocked());
// move-assignment: both block the same object, but *this is unblocked
{
QSignalBlocker b(&o1);
QVERIFY(o1.signalsBlocked());
b.unblock();
QVERIFY(!o1.signalsBlocked());
b = QSignalBlocker(&o1);
QVERIFY(o1.signalsBlocked());
}
QVERIFY(!o1.signalsBlocked());
QVERIFY(!o2.signalsBlocked());
// move-assignment: both block the same object, but other is unblocked
{
QSignalBlocker b(&o1);
{
QVERIFY(o1.signalsBlocked());
QSignalBlocker inner(&o1);
QVERIFY(o1.signalsBlocked());
inner.unblock();
QVERIFY(o1.signalsBlocked());
b = std::move(inner);
QVERIFY(!o1.signalsBlocked());
}
QVERIFY(!o1.signalsBlocked());
}
QVERIFY(!o1.signalsBlocked());
QVERIFY(!o2.signalsBlocked());
}
QTEST_MAIN(tst_QSignalBlocker)
#include "tst_qsignalblocker.moc"
|
