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
|
/****************************************************************************
**
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QT_NO_NATIVE_POLL
#define QT_NO_NATIVE_POLL
#endif
#include <QtTest/QtTest>
#include <QtNetwork>
#include <private/qcore_unix_p.h>
QT_BEGIN_NAMESPACE
// defined in qpoll.cpp
int qt_poll(struct pollfd *fds, nfds_t nfds, const struct timespec *timeout_ts);
QT_END_NAMESPACE
class tst_qt_poll : public QObject
{
Q_OBJECT
private slots:
void pollout();
void pollin();
void pollnval();
void pollprihup();
};
void tst_qt_poll::pollout()
{
int fds[2];
QCOMPARE(pipe(fds), 0);
struct pollfd pfd = { fds[1], POLLOUT, 0 };
const int nready = qt_poll(&pfd, 1, NULL);
QCOMPARE(nready, 1);
QCOMPARE(pfd.revents, short(POLLOUT));
qt_safe_close(fds[0]);
qt_safe_close(fds[1]);
}
void tst_qt_poll::pollin()
{
int fds[2];
QCOMPARE(pipe(fds), 0);
const char data = 'Q';
QCOMPARE(qt_safe_write(fds[1], &data, 1), 1);
struct pollfd pfd = { fds[0], POLLIN, 0 };
const int nready = qt_poll(&pfd, 1, NULL);
QCOMPARE(nready, 1);
QCOMPARE(pfd.revents, short(POLLIN));
qt_safe_close(fds[0]);
qt_safe_close(fds[1]);
}
void tst_qt_poll::pollnval()
{
struct pollfd pfd = { 42, POLLOUT, 0 };
int nready = qt_poll(&pfd, 1, NULL);
QCOMPARE(nready, 1);
QCOMPARE(pfd.revents, short(POLLNVAL));
pfd.events = 0;
pfd.revents = 0;
nready = qt_poll(&pfd, 1, NULL);
QCOMPARE(nready, 1);
QCOMPARE(pfd.revents, short(POLLNVAL));
}
void tst_qt_poll::pollprihup()
{
QTcpServer server;
QTcpSocket client_socket;
QVERIFY(server.listen(QHostAddress::LocalHost));
const quint16 server_port = server.serverPort();
client_socket.connectToHost(server.serverAddress(), server_port);
QVERIFY(client_socket.waitForConnected());
QVERIFY(server.waitForNewConnection());
QTcpSocket *server_socket = server.nextPendingConnection();
server.close();
// TCP supports only a single byte of urgent data
static const char oob_out = 'Q';
QCOMPARE(::send(server_socket->socketDescriptor(), &oob_out, 1, MSG_OOB),
ssize_t(1));
struct pollfd pfd = {
int(client_socket.socketDescriptor()),
POLLPRI | POLLIN,
0
};
int res = qt_poll(&pfd, 1, NULL);
QCOMPARE(res, 1);
QCOMPARE(pfd.revents, short(POLLPRI | POLLIN));
char oob_in = 0;
// We do not specify MSG_OOB here as SO_OOBINLINE is turned on by default
// in the native socket engine
QCOMPARE(::recv(client_socket.socketDescriptor(), &oob_in, 1, 0),
ssize_t(1));
QCOMPARE(oob_in, oob_out);
server_socket->close();
pfd.events = POLLIN;
res = qt_poll(&pfd, 1, NULL);
QCOMPARE(res, 1);
QCOMPARE(pfd.revents, short(POLLHUP));
}
QTEST_APPLESS_MAIN(tst_qt_poll)
#include "tst_qt_poll.moc"
|
