151 lines
4.0 KiB
C++
151 lines
4.0 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the test suite of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QT_NO_NATIVE_POLL
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#define QT_NO_NATIVE_POLL
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#endif
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#include <QtTest/QtTest>
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#include <QtNetwork>
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#include <private/qcore_unix_p.h>
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QT_BEGIN_NAMESPACE
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// defined in qpoll.cpp
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int qt_poll(struct pollfd *fds, nfds_t nfds, const struct timespec *timeout_ts);
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QT_END_NAMESPACE
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class tst_qt_poll : public QObject
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{
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Q_OBJECT
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private slots:
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void pollout();
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void pollin();
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void pollnval();
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void pollprihup();
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};
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void tst_qt_poll::pollout()
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{
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int fds[2];
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QCOMPARE(pipe(fds), 0);
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struct pollfd pfd = { fds[1], POLLOUT, 0 };
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const int nready = qt_poll(&pfd, 1, NULL);
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QCOMPARE(nready, 1);
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QCOMPARE(pfd.revents, short(POLLOUT));
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qt_safe_close(fds[0]);
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qt_safe_close(fds[1]);
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}
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void tst_qt_poll::pollin()
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{
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int fds[2];
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QCOMPARE(pipe(fds), 0);
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const char data = 'Q';
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QCOMPARE(qt_safe_write(fds[1], &data, 1), 1);
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struct pollfd pfd = { fds[0], POLLIN, 0 };
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const int nready = qt_poll(&pfd, 1, NULL);
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QCOMPARE(nready, 1);
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QCOMPARE(pfd.revents, short(POLLIN));
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qt_safe_close(fds[0]);
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qt_safe_close(fds[1]);
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}
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void tst_qt_poll::pollnval()
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{
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struct pollfd pfd = { 42, POLLOUT, 0 };
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int nready = qt_poll(&pfd, 1, NULL);
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QCOMPARE(nready, 1);
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QCOMPARE(pfd.revents, short(POLLNVAL));
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pfd.events = 0;
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pfd.revents = 0;
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nready = qt_poll(&pfd, 1, NULL);
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QCOMPARE(nready, 1);
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QCOMPARE(pfd.revents, short(POLLNVAL));
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}
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void tst_qt_poll::pollprihup()
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{
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QTcpServer server;
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QTcpSocket client_socket;
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QVERIFY(server.listen(QHostAddress::LocalHost));
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const quint16 server_port = server.serverPort();
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client_socket.connectToHost(server.serverAddress(), server_port);
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QVERIFY(client_socket.waitForConnected());
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QVERIFY(server.waitForNewConnection());
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QTcpSocket *server_socket = server.nextPendingConnection();
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server.close();
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// TCP supports only a single byte of urgent data
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static const char oob_out = 'Q';
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QCOMPARE(::send(server_socket->socketDescriptor(), &oob_out, 1, MSG_OOB),
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ssize_t(1));
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struct pollfd pfd = {
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int(client_socket.socketDescriptor()),
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POLLPRI | POLLIN,
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0
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};
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int res = qt_poll(&pfd, 1, NULL);
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QCOMPARE(res, 1);
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QCOMPARE(pfd.revents, short(POLLPRI | POLLIN));
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char oob_in = 0;
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// We do not specify MSG_OOB here as SO_OOBINLINE is turned on by default
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// in the native socket engine
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QCOMPARE(::recv(client_socket.socketDescriptor(), &oob_in, 1, 0),
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ssize_t(1));
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QCOMPARE(oob_in, oob_out);
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server_socket->close();
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pfd.events = POLLIN;
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res = qt_poll(&pfd, 1, NULL);
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QCOMPARE(res, 1);
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QCOMPARE(pfd.revents, short(POLLHUP));
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}
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QTEST_APPLESS_MAIN(tst_qt_poll)
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#include "tst_qt_poll.moc"
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