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qt5base-lts/tests/auto/network/socket/qtcpsocket/tst_qtcpsocket.cpp
Matti Paaso 974c210835 Update license headers and add new license files 
- Renamed LICENSE.LGPL to LICENSE.LGPLv21
- Added LICENSE.LGPLv3
- Removed LICENSE.GPL

Change-Id: Iec3406e3eb3f133be549092015cefe33d259a3f2
Reviewed-by: Iikka Eklund <iikka.eklund@digia.com>
2014-09-24 12:26:19 +02:00

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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** 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 Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <qglobal.h>
// To prevent windows system header files from re-defining min/max
#define NOMINMAX 1
#if defined(_WIN32)
#include <winsock2.h>
#else
#include <sys/types.h>
#include <sys/socket.h>
#include <fcntl.h>
#include <unistd.h>
#define SOCKET int
#define INVALID_SOCKET -1
#endif
#include <qplatformdefs.h>
#include <QtTest/QtTest>
#include <QAuthenticator>
#include <QCoreApplication>
#include <QEventLoop>
#include <QFile>
#include <QHostAddress>
#include <QHostInfo>
#include <QMap>
#include <QPointer>
#include <QProcess>
#include <QStringList>
#include <QTcpServer>
#include <QTcpSocket>
#ifndef QT_NO_SSL
#include <QSslSocket>
#endif
#include <QTextStream>
#include <QThread>
#include <QTime>
#include <QTimer>
#include <QDebug>
// RVCT compiles also unused inline methods
# include <QNetworkProxy>
#ifdef Q_OS_LINUX
#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <unistd.h>
#endif
#include "private/qhostinfo_p.h"
#include "../../../network-settings.h"
QT_FORWARD_DECLARE_CLASS(QTcpSocket)
class SocketPair;
class tst_QTcpSocket : public QObject
{
Q_OBJECT
public:
tst_QTcpSocket();
virtual ~tst_QTcpSocket();
static void enterLoop(int secs)
{
++loopLevel;
QTestEventLoop::instance().enterLoop(secs);
--loopLevel;
}
static void exitLoop()
{
// Safe exit - if we aren't in an event loop, don't
// exit one.
if (loopLevel > 0)
QTestEventLoop::instance().exitLoop();
}
static bool timeout()
{
return QTestEventLoop::instance().timeout();
}
public slots:
void initTestCase_data();
void initTestCase();
void init();
void cleanup();
private slots:
void socketsConstructedBeforeEventLoop();
void constructing();
void bind_data();
void bind();
void setInvalidSocketDescriptor();
#ifndef Q_OS_WINRT
void setSocketDescriptor();
#endif
void socketDescriptor();
void blockingIMAP();
void nonBlockingIMAP();
void hostNotFound();
void timeoutConnect_data();
void timeoutConnect();
void delayedClose();
void partialRead();
void unget();
void readAllAfterClose();
void openCloseOpenClose();
void connectDisconnectConnectDisconnect();
void disconnectWhileConnecting_data();
void disconnectWhileConnecting();
void disconnectWhileConnectingNoEventLoop_data();
void disconnectWhileConnectingNoEventLoop();
void disconnectWhileLookingUp_data();
void disconnectWhileLookingUp();
void downloadBigFile();
void readLine();
void readLineString();
void readChunks();
void waitForBytesWritten();
void waitForBytesWrittenMinusOne();
void waitForReadyRead();
void waitForReadyReadMinusOne();
void flush();
void synchronousApi();
void dontCloseOnTimeout();
void recursiveReadyRead();
void atEnd();
void socketInAThread();
void socketsInThreads();
void waitForReadyReadInASlot();
void remoteCloseError();
void nestedEventLoopInErrorSlot();
#ifndef Q_OS_WIN
void connectToLocalHostNoService();
#endif
void waitForConnectedInHostLookupSlot();
void waitForConnectedInHostLookupSlot2();
void readyReadSignalsAfterWaitForReadyRead();
#ifdef Q_OS_LINUX
void linuxKernelBugLocalSocket();
#endif
void abortiveClose();
void localAddressEmptyOnBSD();
void zeroAndMinusOneReturns();
void connectionRefused();
void suddenRemoteDisconnect_data();
void suddenRemoteDisconnect();
void connectToMultiIP();
void moveToThread0();
void increaseReadBufferSize();
void increaseReadBufferSizeFromSlot();
void taskQtBug5799ConnectionErrorWaitForConnected();
void taskQtBug5799ConnectionErrorEventLoop();
void taskQtBug7054TimeoutErrorResetting();
#ifndef QT_NO_NETWORKPROXY
void invalidProxy_data();
void invalidProxy();
void proxyFactory_data();
void proxyFactory();
#endif // !QT_NO_NETWORKPROXY
void qtbug14268_peek();
void setSocketOption();
protected slots:
void nonBlockingIMAP_hostFound();
void nonBlockingIMAP_connected();
void nonBlockingIMAP_closed();
void nonBlockingIMAP_readyRead();
void nonBlockingIMAP_bytesWritten(qint64);
void readRegularFile_readyRead();
void exitLoopSlot();
void downloadBigFileSlot();
void recursiveReadyReadSlot();
void waitForReadyReadInASlotSlot();
void enterLoopSlot();
void hostLookupSlot();
void abortiveClose_abortSlot();
void remoteCloseErrorSlot();
#ifndef QT_NO_NETWORKPROXY
void proxyAuthenticationRequired(const QNetworkProxy &, QAuthenticator *auth);
#endif
void earlySocketBytesSent(qint64 bytes);
void earlySocketReadyRead();
void slotIncreaseReadBufferSizeReadyRead();
private:
QByteArray expectedReplyIMAP();
void fetchExpectedReplyIMAP();
QTcpSocket *newSocket() const;
QTcpSocket *nonBlockingIMAP_socket;
QStringList nonBlockingIMAP_data;
qint64 nonBlockingIMAP_totalWritten;
QTcpSocket *tmpSocket;
qint64 bytesAvailable;
qint64 expectedLength;
bool readingBody;
QTime timer;
QByteArray expectedReplyIMAP_cached;
mutable int proxyAuthCalled;
int numConnections;
static int loopLevel;
SocketPair *earlyConstructedSockets;
int earlyBytesWrittenCount;
int earlyReadyReadCount;
QString stressTestDir;
};
enum ProxyTests {
NoProxy = 0x00,
Socks5Proxy = 0x01,
HttpProxy = 0x02,
TypeMask = 0x0f,
NoAuth = 0x00,
AuthBasic = 0x10,
AuthNtlm = 0x20,
AuthMask = 0xf0
};
int tst_QTcpSocket::loopLevel = 0;
class SocketPair: public QObject
{
Q_OBJECT
public:
QTcpSocket *endPoints[2];
SocketPair(QObject *parent = 0)
: QObject(parent)
{
endPoints[0] = endPoints[1] = 0;
}
bool create()
{
QTcpServer server;
server.listen();
QTcpSocket *active = new QTcpSocket(this);
active->connectToHost("127.0.0.1", server.serverPort());
if (!active->waitForConnected(1000))
return false;
if (!server.waitForNewConnection(1000))
return false;
QTcpSocket *passive = server.nextPendingConnection();
passive->setParent(this);
endPoints[0] = active;
endPoints[1] = passive;
return true;
}
};
tst_QTcpSocket::tst_QTcpSocket()
{
tmpSocket = 0;
//This code relates to the socketsConstructedBeforeEventLoop test case
earlyConstructedSockets = new SocketPair;
QVERIFY(earlyConstructedSockets->create());
earlyBytesWrittenCount = 0;
earlyReadyReadCount = 0;
connect(earlyConstructedSockets->endPoints[0], SIGNAL(readyRead()), this, SLOT(earlySocketReadyRead()));
connect(earlyConstructedSockets->endPoints[1], SIGNAL(bytesWritten(qint64)), this, SLOT(earlySocketBytesSent(qint64)));
earlyConstructedSockets->endPoints[1]->write("hello work");
}
tst_QTcpSocket::~tst_QTcpSocket()
{
}
void tst_QTcpSocket::initTestCase_data()
{
QTest::addColumn<bool>("setProxy");
QTest::addColumn<int>("proxyType");
QTest::addColumn<bool>("ssl");
qDebug() << QtNetworkSettings::serverName();
QTest::newRow("WithoutProxy") << false << 0 << false;
//QTest::newRow("WithSocks5Proxy") << true << int(Socks5Proxy) << false; ### temporarily disabled, QTBUG-38385
//QTest::newRow("WithSocks5ProxyAuth") << true << int(Socks5Proxy | AuthBasic) << false; ### temporarily disabled, QTBUG-38385
QTest::newRow("WithHttpProxy") << true << int(HttpProxy) << false;
QTest::newRow("WithHttpProxyBasicAuth") << true << int(HttpProxy | AuthBasic) << false;
// QTest::newRow("WithHttpProxyNtlmAuth") << true << int(HttpProxy | AuthNtlm) << false;
#ifndef QT_NO_SSL
QTest::newRow("WithoutProxy SSL") << false << 0 << true;
//QTest::newRow("WithSocks5Proxy SSL") << true << int(Socks5Proxy) << true; ### temporarily disabled, QTBUG-38385
//QTest::newRow("WithSocks5AuthProxy SSL") << true << int(Socks5Proxy | AuthBasic) << true; ### temporarily disabled, QTBUG-38385
QTest::newRow("WithHttpProxy SSL") << true << int(HttpProxy) << true;
QTest::newRow("WithHttpProxyBasicAuth SSL") << true << int(HttpProxy | AuthBasic) << true;
// QTest::newRow("WithHttpProxyNtlmAuth SSL") << true << int(HttpProxy | AuthNtlm) << true;
#endif
stressTestDir = QFINDTESTDATA("stressTest");
QVERIFY2(!stressTestDir.isEmpty(), qPrintable(
QString::fromLatin1("Couldn't find stressTest dir starting from %1.").arg(QDir::currentPath())));
}
void tst_QTcpSocket::initTestCase()
{
QVERIFY(QtNetworkSettings::verifyTestNetworkSettings());
}
void tst_QTcpSocket::init()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy) {
#ifndef QT_NO_NETWORKPROXY
QFETCH_GLOBAL(int, proxyType);
QList<QHostAddress> addresses = QHostInfo::fromName(QtNetworkSettings::serverName()).addresses();
QVERIFY2(addresses.count() > 0, "failed to get ip address for test server");
QString fluke = addresses.first().toString();
QNetworkProxy proxy;
switch (proxyType) {
case Socks5Proxy:
proxy = QNetworkProxy(QNetworkProxy::Socks5Proxy, fluke, 1080);
break;
case Socks5Proxy | AuthBasic:
proxy = QNetworkProxy(QNetworkProxy::Socks5Proxy, fluke, 1081);
break;
case HttpProxy | NoAuth:
proxy = QNetworkProxy(QNetworkProxy::HttpProxy, fluke, 3128);
break;
case HttpProxy | AuthBasic:
proxy = QNetworkProxy(QNetworkProxy::HttpProxy, fluke, 3129);
break;
case HttpProxy | AuthNtlm:
proxy = QNetworkProxy(QNetworkProxy::HttpProxy, fluke, 3130);
break;
}
QNetworkProxy::setApplicationProxy(proxy);
#else // !QT_NO_NETWORKPROXY
QSKIP("No proxy support");
#endif // QT_NO_NETWORKPROXY
}
qt_qhostinfo_clear_cache();
}
QTcpSocket *tst_QTcpSocket::newSocket() const
{
QTcpSocket *socket;
#ifndef QT_NO_SSL
QFETCH_GLOBAL(bool, ssl);
socket = ssl ? new QSslSocket : new QTcpSocket;
#else
socket = new QTcpSocket;
#endif
proxyAuthCalled = 0;
connect(socket, SIGNAL(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)),
SLOT(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)),
Qt::DirectConnection);
return socket;
}
void tst_QTcpSocket::cleanup()
{
#ifndef QT_NO_NETWORKPROXY
QNetworkProxy::setApplicationProxy(QNetworkProxy::DefaultProxy);
#endif
}
#ifndef QT_NO_NETWORKPROXY
void tst_QTcpSocket::proxyAuthenticationRequired(const QNetworkProxy &, QAuthenticator *auth)
{
++proxyAuthCalled;
auth->setUser("qsockstest");
auth->setPassword("password");
}
#endif // !QT_NO_NETWORKPROXY
//----------------------------------------------------------------------------------
void tst_QTcpSocket::socketsConstructedBeforeEventLoop()
{
QFETCH_GLOBAL(bool, setProxy);
QFETCH_GLOBAL(bool, ssl);
if (setProxy || ssl)
return;
//This test checks that sockets constructed before QCoreApplication::exec() still emit signals
//see construction code in the tst_QTcpSocket constructor
enterLoop(3);
QCOMPARE(earlyBytesWrittenCount, 1);
QCOMPARE(earlyReadyReadCount, 1);
earlyConstructedSockets->endPoints[0]->close();
earlyConstructedSockets->endPoints[1]->close();
}
void tst_QTcpSocket::earlySocketBytesSent(qint64 /* bytes */)
{
earlyBytesWrittenCount++;
}
void tst_QTcpSocket::earlySocketReadyRead()
{
earlyReadyReadCount++;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::constructing()
{
QTcpSocket *socket = newSocket();
// Check the initial state of the QTcpSocket.
QCOMPARE(socket->state(), QTcpSocket::UnconnectedState);
QVERIFY(socket->isSequential());
QVERIFY(!socket->isOpen());
QVERIFY(!socket->isValid());
QCOMPARE(socket->socketType(), QTcpSocket::TcpSocket);
char c;
QCOMPARE(socket->getChar(&c), false);
QCOMPARE((int) socket->bytesAvailable(), 0);
QCOMPARE(socket->canReadLine(), false);
QCOMPARE(socket->readLine(), QByteArray());
QCOMPARE(socket->socketDescriptor(), (qintptr)-1);
QCOMPARE((int) socket->localPort(), 0);
QVERIFY(socket->localAddress() == QHostAddress());
QCOMPARE((int) socket->peerPort(), 0);
QVERIFY(socket->peerAddress() == QHostAddress());
QCOMPARE(socket->error(), QTcpSocket::UnknownSocketError);
QCOMPARE(socket->errorString(), QString("Unknown error"));
// Check the state of the socket layer?
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::bind_data()
{
QTest::addColumn<QString>("stringAddr");
QTest::addColumn<bool>("successExpected");
QTest::addColumn<QString>("stringExpectedLocalAddress");
// iterate all interfaces, add all addresses on them as test data
QList<QNetworkInterface> interfaces = QNetworkInterface::allInterfaces();
foreach (const QNetworkInterface &interface, interfaces) {
if (!interface.isValid())
continue;
foreach (const QNetworkAddressEntry &entry, interface.addressEntries()) {
if (entry.ip().isInSubnet(QHostAddress::parseSubnet("fe80::/10"))
|| entry.ip().isInSubnet(QHostAddress::parseSubnet("169.254/16")))
continue; // link-local bind will fail, at least on Linux, so skip it.
QString ip(entry.ip().toString());
QTest::newRow(ip.toLatin1().constData()) << ip << true << ip;
}
}
// additionally, try bind to known-bad addresses, and make sure this doesn't work
// these ranges are guaranteed to be reserved for 'documentation purposes',
// and thus, should be unused in the real world. Not that I'm assuming the
// world is full of competent administrators, or anything.
QStringList knownBad;
knownBad << "198.51.100.1";
knownBad << "2001:0DB8::1";
foreach (const QString &badAddress, knownBad) {
QTest::newRow(badAddress.toLatin1().constData()) << badAddress << false << QString();
}
}
void tst_QTcpSocket::bind()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return; // QTBUG-22964 for proxies, QTBUG-29972 for QSKIP
QFETCH(QString, stringAddr);
QFETCH(bool, successExpected);
QFETCH(QString, stringExpectedLocalAddress);
QHostAddress addr(stringAddr);
QHostAddress expectedLocalAddress(stringExpectedLocalAddress);
QTcpSocket *socket = newSocket();
qDebug() << "Binding " << addr;
if (successExpected) {
QVERIFY2(socket->bind(addr), qPrintable(socket->errorString()));
} else {
QVERIFY(!socket->bind(addr));
}
QCOMPARE(socket->localAddress(), expectedLocalAddress);
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::setInvalidSocketDescriptor()
{
QTcpSocket *socket = newSocket();
QCOMPARE(socket->socketDescriptor(), (qintptr)-1);
QVERIFY(!socket->setSocketDescriptor(-5, QTcpSocket::UnconnectedState));
QCOMPARE(socket->socketDescriptor(), (qintptr)-1);
QCOMPARE(socket->error(), QTcpSocket::UnsupportedSocketOperationError);
delete socket;
}
//----------------------------------------------------------------------------------
#ifndef Q_OS_WINRT
void tst_QTcpSocket::setSocketDescriptor()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return; // this test doesn't make sense with proxies
#ifdef Q_OS_WIN
// need the dummy to ensure winsock is started
QTcpSocket *dummy = newSocket();
dummy->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(dummy->waitForConnected());
SOCKET sock = ::socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
if (sock == INVALID_SOCKET) {
qErrnoWarning(WSAGetLastError(), "INVALID_SOCKET");
}
#else
SOCKET sock = ::socket(AF_INET, SOCK_STREAM, 0);
// artificially increase the value of sock
SOCKET sock2 = ::fcntl(sock, F_DUPFD, sock + 50);
::close(sock);
sock = sock2;
#endif
QVERIFY(sock != INVALID_SOCKET);
QTcpSocket *socket = newSocket();
QVERIFY(socket->setSocketDescriptor(sock, QTcpSocket::UnconnectedState));
QCOMPARE(socket->socketDescriptor(), (qintptr)sock);
qt_qhostinfo_clear_cache(); //avoid the HostLookupState being skipped due to address being in cache from previous test.
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QCOMPARE(socket->state(), QTcpSocket::HostLookupState);
QCOMPARE(socket->socketDescriptor(), (qintptr)sock);
QVERIFY(socket->waitForConnected(10000));
// skip this, it has been broken for years, see task 260735
// if somebody complains, consider fixing it, but it might break existing applications.
QEXPECT_FAIL("", "bug has been around for years, will not fix without need", Continue);
QCOMPARE(socket->socketDescriptor(), (qintptr)sock);
delete socket;
#ifdef Q_OS_WIN
delete dummy;
#endif
}
#endif // !Q_OS_WINRT
//----------------------------------------------------------------------------------
void tst_QTcpSocket::socketDescriptor()
{
QTcpSocket *socket = newSocket();
QCOMPARE(socket->socketDescriptor(), (qintptr)-1);
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY((socket->state() == QAbstractSocket::HostLookupState && socket->socketDescriptor() == -1) ||
(socket->state() == QAbstractSocket::ConnectingState && socket->socketDescriptor() != -1));
QVERIFY(socket->waitForConnected(10000));
QVERIFY(socket->state() == QAbstractSocket::ConnectedState);
QVERIFY(socket->socketDescriptor() != -1);
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::blockingIMAP()
{
QTcpSocket *socket = newSocket();
// Connect
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForConnected(10000));
QCOMPARE(socket->state(), QTcpSocket::ConnectedState);
QVERIFY(socket->isValid());
// Read greeting
QVERIFY(socket->waitForReadyRead(5000));
QString s = socket->readLine();
// only test if an OK was returned, to make the test compatible between different
// IMAP server versions
QCOMPARE(s.left(4).toLatin1().constData(), "* OK");
// Write NOOP
QCOMPARE((int) socket->write("1 NOOP\r\n", 8), 8);
QCOMPARE((int) socket->write("2 NOOP\r\n", 8), 8);
if (!socket->canReadLine())
QVERIFY(socket->waitForReadyRead(5000));
// Read response
s = socket->readLine();
QCOMPARE(s.toLatin1().constData(), "1 OK Completed\r\n");
// Write a third NOOP to verify that write doesn't clear the read buffer
QCOMPARE((int) socket->write("3 NOOP\r\n", 8), 8);
// Read second response
if (!socket->canReadLine())
QVERIFY(socket->waitForReadyRead(5000));
s = socket->readLine();
QCOMPARE(s.toLatin1().constData(), "2 OK Completed\r\n");
// Read third response
if (!socket->canReadLine())
QVERIFY(socket->waitForReadyRead(5000));
s = socket->readLine();
QCOMPARE(s.toLatin1().constData(), "3 OK Completed\r\n");
// Write LOGOUT
QCOMPARE((int) socket->write("4 LOGOUT\r\n", 10), 10);
if (!socket->canReadLine())
QVERIFY(socket->waitForReadyRead(5000));
// Read two lines of respose
s = socket->readLine();
QCOMPARE(s.toLatin1().constData(), "* BYE LOGOUT received\r\n");
if (!socket->canReadLine())
QVERIFY(socket->waitForReadyRead(5000));
s = socket->readLine();
QCOMPARE(s.toLatin1().constData(), "4 OK Completed\r\n");
// Close the socket
socket->close();
// Check that it's closed
QCOMPARE(socket->state(), QTcpSocket::UnconnectedState);
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::hostNotFound()
{
QTcpSocket *socket = newSocket();
socket->connectToHost("nosuchserver.qt-project.org", 80);
QVERIFY(!socket->waitForConnected());
QCOMPARE(socket->state(), QTcpSocket::UnconnectedState);
QCOMPARE(int(socket->error()), int(QTcpSocket::HostNotFoundError));
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::timeoutConnect_data()
{
QTest::addColumn<QString>("address");
QTest::newRow("host") << QtNetworkSettings::serverName();
QTest::newRow("ip") << QtNetworkSettings::serverIP().toString();
}
void tst_QTcpSocket::timeoutConnect()
{
QFETCH(QString, address);
QTcpSocket *socket = newSocket();
QElapsedTimer timer;
timer.start();
// Port 1357 is configured to drop packets on the test server
socket->connectToHost(address, 1357);
QVERIFY(timer.elapsed() < 150);
QVERIFY(!socket->waitForConnected(1000)); //200ms is too short when using SOCKS proxy authentication
QCOMPARE(socket->state(), QTcpSocket::UnconnectedState);
QCOMPARE(int(socket->error()), int(QTcpSocket::SocketTimeoutError));
timer.start();
socket->connectToHost(address, 1357);
QVERIFY(timer.elapsed() < 150);
QTimer::singleShot(50, &QTestEventLoop::instance(), SLOT(exitLoop()));
QTestEventLoop::instance().enterLoop(5);
QVERIFY(!QTestEventLoop::instance().timeout());
QVERIFY(socket->state() == QTcpSocket::ConnectingState
|| socket->state() == QTcpSocket::HostLookupState);
socket->abort();
QCOMPARE(socket->state(), QTcpSocket::UnconnectedState);
QCOMPARE(socket->openMode(), QIODevice::NotOpen);
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::nonBlockingIMAP()
{
QTcpSocket *socket = newSocket();
connect(socket, SIGNAL(hostFound()), SLOT(nonBlockingIMAP_hostFound()));
connect(socket, SIGNAL(connected()), SLOT(nonBlockingIMAP_connected()));
connect(socket, SIGNAL(disconnected()), SLOT(nonBlockingIMAP_closed()));
connect(socket, SIGNAL(bytesWritten(qint64)), SLOT(nonBlockingIMAP_bytesWritten(qint64)));
connect(socket, SIGNAL(readyRead()), SLOT(nonBlockingIMAP_readyRead()));
nonBlockingIMAP_socket = socket;
// Connect
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->state() == QTcpSocket::HostLookupState ||
socket->state() == QTcpSocket::ConnectingState);
enterLoop(30);
if (timeout()) {
QFAIL("Timed out");
}
if (socket->state() == QTcpSocket::ConnectingState) {
enterLoop(30);
if (timeout()) {
QFAIL("Timed out");
}
}
QCOMPARE(socket->state(), QTcpSocket::ConnectedState);
enterLoop(30);
if (timeout()) {
QFAIL("Timed out");
}
// Read greeting
QVERIFY(!nonBlockingIMAP_data.isEmpty());
QCOMPARE(nonBlockingIMAP_data.at(0).left(4).toLatin1().constData(), "* OK");
nonBlockingIMAP_data.clear();
nonBlockingIMAP_totalWritten = 0;
// Write NOOP
QCOMPARE((int) socket->write("1 NOOP\r\n", 8), 8);
enterLoop(30);
if (timeout()) {
QFAIL("Timed out");
}
QVERIFY(nonBlockingIMAP_totalWritten == 8);
enterLoop(30);
if (timeout()) {
QFAIL("Timed out");
}
// Read response
QVERIFY(!nonBlockingIMAP_data.isEmpty());
QCOMPARE(nonBlockingIMAP_data.at(0).toLatin1().constData(), "1 OK Completed\r\n");
nonBlockingIMAP_data.clear();
nonBlockingIMAP_totalWritten = 0;
// Write LOGOUT
QCOMPARE((int) socket->write("2 LOGOUT\r\n", 10), 10);
enterLoop(30);
if (timeout()) {
QFAIL("Timed out");
}
QVERIFY(nonBlockingIMAP_totalWritten == 10);
// Wait for greeting
enterLoop(30);
if (timeout()) {
QFAIL("Timed out");
}
// Read two lines of respose
QCOMPARE(nonBlockingIMAP_data.at(0).toLatin1().constData(), "* BYE LOGOUT received\r\n");
QCOMPARE(nonBlockingIMAP_data.at(1).toLatin1().constData(), "2 OK Completed\r\n");
nonBlockingIMAP_data.clear();
// Close the socket
socket->close();
// Check that it's closed
QCOMPARE(socket->state(), QTcpSocket::UnconnectedState);
delete socket;
}
void tst_QTcpSocket::nonBlockingIMAP_hostFound()
{
exitLoop();
}
void tst_QTcpSocket::nonBlockingIMAP_connected()
{
exitLoop();
}
void tst_QTcpSocket::nonBlockingIMAP_readyRead()
{
while (nonBlockingIMAP_socket->canReadLine())
nonBlockingIMAP_data.append(nonBlockingIMAP_socket->readLine());
exitLoop();
}
void tst_QTcpSocket::nonBlockingIMAP_bytesWritten(qint64 written)
{
nonBlockingIMAP_totalWritten += written;
exitLoop();
}
void tst_QTcpSocket::nonBlockingIMAP_closed()
{
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::delayedClose()
{
QTcpSocket *socket = newSocket();
connect(socket, SIGNAL(connected()), SLOT(nonBlockingIMAP_connected()));
connect(socket, SIGNAL(disconnected()), SLOT(exitLoopSlot()));
socket->connectToHost(QtNetworkSettings::serverName(), 143);
enterLoop(30);
if (timeout())
QFAIL("Timed out");
QCOMPARE(socket->state(), QTcpSocket::ConnectedState);
QCOMPARE((int) socket->write("1 LOGOUT\r\n", 10), 10);
// Add a huge bulk of data to be written after the logout
// command. The server will shut down after receiving the LOGOUT,
// so this data will not be read. But our close call should
// schedule a delayed close because all the data can not be
// written in one go.
QCOMPARE((int) socket->write(QByteArray(100000, '\n'), 100000), 100000);
socket->close();
QCOMPARE((int) socket->state(), (int) QTcpSocket::ClosingState);
enterLoop(10);
if (timeout())
QFAIL("Timed out");
QCOMPARE(socket->state(), QTcpSocket::UnconnectedState);
delete socket;
}
//----------------------------------------------------------------------------------
QByteArray tst_QTcpSocket::expectedReplyIMAP()
{
if (expectedReplyIMAP_cached.isEmpty()) {
fetchExpectedReplyIMAP();
}
return expectedReplyIMAP_cached;
}
// Figure out how the current IMAP server responds
void tst_QTcpSocket::fetchExpectedReplyIMAP()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY2(socket->waitForConnected(10000), qPrintable(socket->errorString()));
QVERIFY2(socket->state() == QTcpSocket::ConnectedState, qPrintable(socket->errorString()));
QTRY_VERIFY(socket->canReadLine());
QByteArray greeting = socket->readLine();
delete socket;
QVERIFY2(QtNetworkSettings::compareReplyIMAP(greeting), greeting.constData());
expectedReplyIMAP_cached = greeting;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::partialRead()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForConnected(10000));
QVERIFY(socket->state() == QTcpSocket::ConnectedState);
char buf[512];
QByteArray greeting = expectedReplyIMAP();
QVERIFY(!greeting.isEmpty());
for (int i = 0; i < 10; i += 2) {
while (socket->bytesAvailable() < 2)
QVERIFY(socket->waitForReadyRead(5000));
QVERIFY(socket->read(buf, 2) == 2);
buf[2] = '\0';
QCOMPARE((char *)buf, greeting.mid(i, 2).data());
}
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::unget()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForConnected(10000));
QVERIFY(socket->state() == QTcpSocket::ConnectedState);
char buf[512];
QByteArray greeting = expectedReplyIMAP();
QVERIFY(!greeting.isEmpty());
for (int i = 0; i < 10; i += 2) {
while (socket->bytesAvailable() < 2)
QVERIFY(socket->waitForReadyRead(10000));
int bA = socket->bytesAvailable();
QVERIFY(socket->read(buf, 2) == 2);
buf[2] = '\0';
QCOMPARE((char *)buf, greeting.mid(i, 2).data());
QCOMPARE((int)socket->bytesAvailable(), bA - 2);
socket->ungetChar(buf[1]);
socket->ungetChar(buf[0]);
QCOMPARE((int)socket->bytesAvailable(), bA);
QVERIFY(socket->read(buf, 2) == 2);
buf[2] = '\0';
QCOMPARE((char *)buf, greeting.mid(i, 2).data());
}
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::readRegularFile_readyRead()
{
exitLoop();
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::readAllAfterClose()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 143);
connect(socket, SIGNAL(readyRead()), SLOT(readRegularFile_readyRead()));
enterLoop(10);
if (timeout())
QFAIL("Network operation timed out");
socket->close();
QByteArray array = socket->readAll();
QCOMPARE(array.size(), 0);
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::openCloseOpenClose()
{
QTcpSocket *socket = newSocket();
for (int i = 0; i < 3; ++i) {
QCOMPARE(socket->state(), QTcpSocket::UnconnectedState);
QCOMPARE(int(socket->openMode()), int(QIODevice::NotOpen));
QVERIFY(socket->isSequential());
QVERIFY(!socket->isOpen());
QVERIFY(socket->socketType() == QTcpSocket::TcpSocket);
char c;
QCOMPARE(socket->getChar(&c), false);
QCOMPARE((int) socket->bytesAvailable(), 0);
QCOMPARE(socket->canReadLine(), false);
QCOMPARE(socket->readLine(), QByteArray());
QCOMPARE(socket->socketDescriptor(), (qintptr)-1);
QCOMPARE((int) socket->localPort(), 0);
QVERIFY(socket->localAddress() == QHostAddress());
QCOMPARE((int) socket->peerPort(), 0);
QVERIFY(socket->peerAddress() == QHostAddress());
QCOMPARE(socket->error(), QTcpSocket::UnknownSocketError);
QCOMPARE(socket->errorString(), QString("Unknown error"));
QVERIFY(socket->state() == QTcpSocket::UnconnectedState);
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForConnected(10000));
socket->close();
}
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::connectDisconnectConnectDisconnect()
{
QTcpSocket *socket = newSocket();
for (int i = 0; i < 3; ++i) {
QCOMPARE(socket->state(), QTcpSocket::UnconnectedState);
QVERIFY(socket->socketType() == QTcpSocket::TcpSocket);
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForReadyRead(10000));
QCOMPARE(QString::fromLatin1(socket->read(4)), QString("* OK"));
socket->disconnectFromHost();
if (socket->state() != QTcpSocket::UnconnectedState)
QVERIFY(socket->waitForDisconnected(10000));
QCOMPARE(int(socket->openMode()), int(QIODevice::ReadWrite));
}
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::disconnectWhileConnecting_data()
{
QTest::addColumn<QByteArray>("data");
QTest::addColumn<bool>("closeDirectly");
QTest::newRow("without-data") << QByteArray() << false;
QTest::newRow("without-data+close") << QByteArray() << true;
QTest::newRow("with-data") << QByteArray("Hello, world!") << false;
QTest::newRow("with-data+close") << QByteArray("Hello, world!") << true;
QByteArray bigData(1024*1024, '@');
QTest::newRow("with-big-data") << bigData << false;
QTest::newRow("with-big-data+close") << bigData << true;
}
void tst_QTcpSocket::disconnectWhileConnecting()
{
QFETCH(QByteArray, data);
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return; //proxy not useful for localhost test case
QTcpServer server;
QVERIFY(server.listen(QHostAddress::LocalHost));
// proceed to the connect-write-disconnect
QTcpSocket *socket = newSocket();
socket->connectToHost("127.0.0.1", server.serverPort());
if (!data.isEmpty())
socket->write(data);
if (socket->state() == QAbstractSocket::ConnectedState)
QSKIP("localhost connections are immediate, test case is invalid");
QFETCH(bool, closeDirectly);
if (closeDirectly) {
socket->close();
QCOMPARE(int(socket->openMode()), int(QIODevice::NotOpen));
} else {
socket->disconnectFromHost();
}
connect(socket, SIGNAL(disconnected()), SLOT(exitLoopSlot()));
enterLoop(10);
QVERIFY2(!timeout(), "Network timeout");
QVERIFY(socket->state() == QAbstractSocket::UnconnectedState);
if (!closeDirectly) {
QCOMPARE(int(socket->openMode()), int(QIODevice::ReadWrite));
socket->close();
}
QCOMPARE(int(socket->openMode()), int(QIODevice::NotOpen));
// accept the other side and verify that it was sent properly:
QVERIFY(server.hasPendingConnections() || server.waitForNewConnection(0));
QTcpSocket *othersocket = server.nextPendingConnection();
if (othersocket->state() != QAbstractSocket::UnconnectedState)
QVERIFY2(othersocket->waitForDisconnected(10000), "Network timeout");
QVERIFY(othersocket->state() == QAbstractSocket::UnconnectedState);
QCOMPARE(othersocket->readAll(), data);
delete socket;
delete othersocket;
}
//----------------------------------------------------------------------------------
class ReceiverThread: public QThread
{
QTcpServer *server;
public:
int serverPort;
bool ok;
QByteArray receivedData;
volatile bool quit;
ReceiverThread()
: server(0), ok(false), quit(false)
{ }
~ReceiverThread() { }
bool listen()
{
server = new QTcpServer;
if (!server->listen(QHostAddress::LocalHost))
return false;
serverPort = server->serverPort();
server->moveToThread(this);
return true;
}
static void cleanup(void *ptr)
{
ReceiverThread* self = reinterpret_cast<ReceiverThread*>(ptr);
self->quit = true;
self->wait(30000);
delete self;
}
protected:
void run()
{
bool timedOut = false;
while (!quit) {
if (server->waitForNewConnection(500, &timedOut))
break;
if (!timedOut)
return;
}
QTcpSocket *socket = server->nextPendingConnection();
while (!quit) {
if (socket->waitForDisconnected(500))
break;
if (socket->error() != QAbstractSocket::SocketTimeoutError)
return;
}
if (!quit) {
receivedData = socket->readAll();
ok = true;
}
delete socket;
delete server;
server = 0;
}
};
void tst_QTcpSocket::disconnectWhileConnectingNoEventLoop_data()
{
disconnectWhileConnecting_data();
}
void tst_QTcpSocket::disconnectWhileConnectingNoEventLoop()
{
QFETCH(QByteArray, data);
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return; //proxy not useful for localhost test case
QScopedPointer<ReceiverThread, ReceiverThread> thread (new ReceiverThread);
QVERIFY(thread->listen());
thread->start();
// proceed to the connect-write-disconnect
QTcpSocket *socket = newSocket();
socket->connectToHost("127.0.0.1", thread->serverPort);
if (!data.isEmpty())
socket->write(data);
if (socket->state() == QAbstractSocket::ConnectedState)
QSKIP("localhost connections are immediate, test case is invalid");
QFETCH(bool, closeDirectly);
if (closeDirectly) {
socket->close();
QCOMPARE(int(socket->openMode()), int(QIODevice::NotOpen));
} else {
socket->disconnectFromHost();
}
QVERIFY2(socket->waitForDisconnected(10000), "Network timeout");
QVERIFY(socket->state() == QAbstractSocket::UnconnectedState);
if (!closeDirectly) {
QCOMPARE(int(socket->openMode()), int(QIODevice::ReadWrite));
socket->close();
}
QCOMPARE(int(socket->openMode()), int(QIODevice::NotOpen));
delete socket;
// check if the other side received everything ok
QVERIFY(thread->wait(30000));
QVERIFY(thread->ok);
QCOMPARE(thread->receivedData, data);
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::disconnectWhileLookingUp_data()
{
QTest::addColumn<bool>("doClose");
QTest::newRow("disconnect") << false;
QTest::newRow("close") << true;
}
void tst_QTcpSocket::disconnectWhileLookingUp()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return; // we let the proxies do the lookup now
// just connect and disconnect, then make sure nothing weird happened
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 21);
// check that connect is in progress
QVERIFY(socket->state() != QAbstractSocket::UnconnectedState);
QFETCH(bool, doClose);
if (doClose) {
socket->close();
QVERIFY(socket->openMode() == QIODevice::NotOpen);
} else {
socket->disconnectFromHost();
QVERIFY(socket->openMode() == QIODevice::ReadWrite);
QVERIFY(socket->waitForDisconnected(5000));
}
// let anything queued happen
QEventLoop loop;
QTimer::singleShot(50, &loop, SLOT(quit()));
loop.exec();
// recheck
if (doClose) {
QVERIFY(socket->openMode() == QIODevice::NotOpen);
} else {
QVERIFY(socket->openMode() == QIODevice::ReadWrite);
}
QVERIFY(socket->state() == QAbstractSocket::UnconnectedState);
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::downloadBigFile()
{
if (tmpSocket)
delete tmpSocket;
tmpSocket = newSocket();
connect(tmpSocket, SIGNAL(connected()), SLOT(exitLoopSlot()));
connect(tmpSocket, SIGNAL(readyRead()), SLOT(downloadBigFileSlot()));
connect(tmpSocket, SIGNAL(disconnected()), SLOT(exitLoopSlot()));
tmpSocket->connectToHost(QtNetworkSettings::serverName(), 80);
enterLoop(30);
if (timeout()) {
delete tmpSocket;
tmpSocket = 0;
QFAIL("Network operation timed out");
}
QByteArray hostName = QtNetworkSettings::serverName().toLatin1();
QVERIFY(tmpSocket->state() == QAbstractSocket::ConnectedState);
QVERIFY(tmpSocket->write("GET /qtest/mediumfile HTTP/1.0\r\n") > 0);
QVERIFY(tmpSocket->write("HOST: ") > 0);
QVERIFY(tmpSocket->write(hostName.data()) > 0);
QVERIFY(tmpSocket->write("\r\n") > 0);
QVERIFY(tmpSocket->write("\r\n") > 0);
bytesAvailable = 0;
expectedLength = 0;
readingBody = false;
QTime stopWatch;
stopWatch.start();
enterLoop(600);
if (timeout()) {
delete tmpSocket;
tmpSocket = 0;
if (bytesAvailable > 0)
qDebug("Slow Connection, only downloaded %ld of %d", long(bytesAvailable), 10000281);
QFAIL("Network operation timed out");
}
QCOMPARE(bytesAvailable, expectedLength);
qDebug("\t\t%.1fMB/%.1fs: %.1fMB/s",
bytesAvailable / (1024.0 * 1024.0),
stopWatch.elapsed() / 1024.0,
(bytesAvailable / (stopWatch.elapsed() / 1000.0)) / (1024 * 1024));
delete tmpSocket;
tmpSocket = 0;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::exitLoopSlot()
{
exitLoop();
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::downloadBigFileSlot()
{
if (!readingBody) {
while (tmpSocket->canReadLine()) {
QByteArray array = tmpSocket->readLine();
if (array.startsWith("Content-Length"))
expectedLength = array.simplified().split(' ').at(1).toInt();
if (array == "\r\n") {
readingBody = true;
break;
}
}
}
if (readingBody) {
bytesAvailable += tmpSocket->readAll().size();
if (bytesAvailable == expectedLength)
exitLoop();
}
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::readLine()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForConnected(5000));
while (!socket->canReadLine())
QVERIFY(socket->waitForReadyRead(10000));
char buffer[1024];
qint64 linelen = socket->readLine(buffer, sizeof(buffer));
QVERIFY(linelen >= 3);
QVERIFY(linelen < 1024);
QByteArray reply = QByteArray::fromRawData(buffer, linelen);
QCOMPARE((int) buffer[linelen-2], (int) '\r');
QCOMPARE((int) buffer[linelen-1], (int) '\n');
QCOMPARE((int) buffer[linelen], (int) '\0');
QVERIFY2(QtNetworkSettings::compareReplyIMAP(reply), reply.constData());
QCOMPARE(socket->write("1 NOOP\r\n"), qint64(8));
while (socket->bytesAvailable() < 10)
QVERIFY(socket->waitForReadyRead(10000));
QCOMPARE(socket->readLine(buffer, 11), qint64(10));
QCOMPARE((const char *)buffer, "1 OK Compl");
while (socket->bytesAvailable() < 6)
QVERIFY(socket->waitForReadyRead(10000));
QCOMPARE(socket->readLine(buffer, 11), qint64(6));
QCOMPARE((const char *)buffer, "eted\r\n");
QVERIFY(!socket->waitForReadyRead(100));
QCOMPARE(socket->readLine(buffer, sizeof(buffer)), qint64(0));
QVERIFY(socket->error() == QAbstractSocket::SocketTimeoutError
|| socket->error() == QAbstractSocket::RemoteHostClosedError);
QCOMPARE(socket->bytesAvailable(), qint64(0));
socket->close();
QCOMPARE(socket->readLine(buffer, sizeof(buffer)), qint64(-1));
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::readLineString()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForReadyRead(10000));
QByteArray arr = socket->readLine();
QVERIFY2(QtNetworkSettings::compareReplyIMAP(arr), arr.constData());
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::readChunks()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForConnected(10000));
QVERIFY(socket->waitForReadyRead(5000));
char buf[4096];
memset(buf, '@', sizeof(buf));
qint64 dataLength = socket->read(buf, sizeof(buf));
QVERIFY(dataLength > 0);
QCOMPARE(buf[dataLength - 2], '\r');
QCOMPARE(buf[dataLength - 1], '\n');
QCOMPARE(buf[dataLength], '@');
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::waitForBytesWritten()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 80);
QVERIFY(socket->waitForConnected(10000));
socket->write("GET / HTTP/1.0\r\n\r\n");
qint64 toWrite = socket->bytesToWrite();
QVERIFY(socket->waitForBytesWritten(5000));
QVERIFY(toWrite > socket->bytesToWrite());
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::waitForBytesWrittenMinusOne()
{
#ifdef Q_OS_WIN
QSKIP("QTBUG-24451 - indefinite wait may hang");
#endif
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 80);
QVERIFY(socket->waitForConnected(10000));
socket->write("GET / HTTP/1.0\r\n\r\n");
qint64 toWrite = socket->bytesToWrite();
QVERIFY(socket->waitForBytesWritten(-1));
QVERIFY(toWrite > socket->bytesToWrite());
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::waitForReadyRead()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 80);
socket->write("GET / HTTP/1.0\r\n\r\n");
QVERIFY(socket->waitForReadyRead(5000));
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::waitForReadyReadMinusOne()
{
#ifdef Q_OS_WIN
QSKIP("QTBUG-24451 - indefinite wait may hang");
#endif
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 80);
socket->write("GET / HTTP/1.0\r\n\r\n");
QVERIFY(socket->waitForReadyRead(-1));
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::flush()
{
QTcpSocket *socket = newSocket();
socket->flush();
connect(socket, SIGNAL(connected()), SLOT(exitLoopSlot()));
socket->connectToHost(QtNetworkSettings::serverName(), 143);
enterLoop(60);
QVERIFY(socket->isOpen());
socket->write("1 LOGOUT\r\n");
QCOMPARE(socket->bytesToWrite(), qint64(10));
socket->flush();
QCOMPARE(socket->bytesToWrite(), qint64(0));
socket->close();
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::synchronousApi()
{
QTcpSocket *ftpSocket = newSocket();
ftpSocket->connectToHost(QtNetworkSettings::serverName(), 21);
ftpSocket->write("QUIT\r\n");
QVERIFY(ftpSocket->waitForDisconnected(10000));
QVERIFY(ftpSocket->bytesAvailable() > 0);
QByteArray arr = ftpSocket->readAll();
QVERIFY(arr.size() > 0);
delete ftpSocket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::dontCloseOnTimeout()
{
QTcpServer server;
#ifndef QT_NO_NETWORKPROXY
server.setProxy(QNetworkProxy(QNetworkProxy::NoProxy));
#endif
QVERIFY(server.listen());
QHostAddress serverAddress = QHostAddress::LocalHost;
if (!(server.serverAddress() == QHostAddress::AnyIPv4)
&& !(server.serverAddress() == QHostAddress::AnyIPv6)
&& !(server.serverAddress() == QHostAddress::Any))
serverAddress = server.serverAddress();
QTcpSocket *socket = newSocket();
socket->connectToHost(serverAddress, server.serverPort());
QVERIFY(!socket->waitForReadyRead(100));
QCOMPARE(socket->error(), QTcpSocket::SocketTimeoutError);
QVERIFY(socket->isOpen());
QVERIFY(!socket->waitForDisconnected(100));
QCOMPARE(socket->error(), QTcpSocket::SocketTimeoutError);
QVERIFY(socket->isOpen());
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::recursiveReadyRead()
{
QTcpSocket *testSocket = newSocket();
connect(testSocket, SIGNAL(connected()), SLOT(exitLoopSlot()));
connect(testSocket, SIGNAL(readyRead()), SLOT(recursiveReadyReadSlot()));
tmpSocket = testSocket;
QSignalSpy spy(testSocket, SIGNAL(readyRead()));
testSocket->connectToHost(QtNetworkSettings::serverName(), 143);
enterLoop(30);
QVERIFY2(!timeout(),
"Timed out when connecting to QtNetworkSettings::serverName().");
enterLoop(30);
QVERIFY2(!timeout(),
"Timed out when waiting for the readyRead() signal.");
QCOMPARE(spy.count(), 1);
delete testSocket;
}
void tst_QTcpSocket::recursiveReadyReadSlot()
{
// make sure the server spits out more data
tmpSocket->write("NOOP\r\n");
tmpSocket->flush();
// indiscriminately enter the event loop and start processing
// events again. but oops! future socket notifications will cause
// undesired recursive behavior. Unless QTcpSocket is smart, which
// it of course is. :-)
QEventLoop loop;
for (int i = 0; i < 100; ++i)
loop.processEvents();
// all we really wanted to do was process some events, then exit
// the loop
exitLoop();
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::atEnd()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 21);
QVERIFY(socket->waitForReadyRead(15000));
QTextStream stream(socket);
QVERIFY(!stream.atEnd());
QString greeting = stream.readLine();
QVERIFY(stream.atEnd());
// Test server must use some vsFTPd 2.x.x version
QVERIFY2(greeting.length() == sizeof("220 (vsFTPd 2.x.x)")-1, qPrintable(greeting));
QVERIFY2(greeting.startsWith("220 (vsFTPd 2."), qPrintable(greeting));
QVERIFY2(greeting.endsWith(")"), qPrintable(greeting));
delete socket;
}
class TestThread : public QThread
{
Q_OBJECT
public:
inline QByteArray data() const
{
return socketData;
}
protected:
inline void run()
{
#ifndef QT_NO_SSL
QFETCH_GLOBAL(bool, ssl);
if (ssl)
socket = new QSslSocket;
else
#endif
socket = new QTcpSocket;
connect(socket, SIGNAL(readyRead()), this, SLOT(getData()), Qt::DirectConnection);
connect(socket, SIGNAL(disconnected()), this, SLOT(closed()), Qt::DirectConnection);
connect(socket, SIGNAL(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)),
SLOT(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)), Qt::DirectConnection);
socket->connectToHost(QtNetworkSettings::serverName(), 21);
socket->write("QUIT\r\n");
exec();
delete socket;
}
private slots:
inline void getData()
{
socketData += socket->readAll();
}
inline void closed()
{
quit();
}
#ifndef QT_NO_NETWORKPROXY
inline void proxyAuthenticationRequired(const QNetworkProxy &, QAuthenticator *auth)
{
auth->setUser("qsockstest");
auth->setPassword("password");
}
#endif // !QT_NO_NETWORKPROXY
private:
int exitCode;
QTcpSocket *socket;
QByteArray socketData;
};
//----------------------------------------------------------------------------------
void tst_QTcpSocket::socketInAThread()
{
for (int i = 0; i < 3; ++i) {
TestThread thread;
thread.start();
QVERIFY(thread.wait(15000));
QByteArray data = thread.data();
QVERIFY2(QtNetworkSettings::compareReplyFtp(data), data.constData());
}
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::socketsInThreads()
{
for (int i = 0; i < 3; ++i) {
TestThread thread1;
TestThread thread2;
TestThread thread3;
thread1.start();
thread2.start();
thread3.start();
QVERIFY(thread2.wait(15000));
QVERIFY(thread3.wait(15000));
QVERIFY(thread1.wait(15000));
QByteArray data1 = thread1.data();
QByteArray data2 = thread2.data();
QByteArray data3 = thread3.data();
QVERIFY2(QtNetworkSettings::compareReplyFtp(data1), data1.constData());
QVERIFY2(QtNetworkSettings::compareReplyFtp(data2), data2.constData());
QVERIFY2(QtNetworkSettings::compareReplyFtp(data3), data3.constData());
}
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::waitForReadyReadInASlot()
{
QTcpSocket *socket = newSocket();
tmpSocket = socket;
connect(socket, SIGNAL(connected()), this, SLOT(waitForReadyReadInASlotSlot()));
socket->connectToHost(QtNetworkSettings::serverName(), 80);
socket->write("GET / HTTP/1.0\r\n\r\n");
enterLoop(30);
QVERIFY(!timeout());
delete socket;
}
void tst_QTcpSocket::waitForReadyReadInASlotSlot()
{
QVERIFY(tmpSocket->waitForReadyRead(10000));
exitLoop();
}
class RemoteCloseErrorServer : public QTcpServer
{
Q_OBJECT
public:
RemoteCloseErrorServer()
{
connect(this, SIGNAL(newConnection()),
this, SLOT(getConnection()));
}
private slots:
void getConnection()
{
tst_QTcpSocket::exitLoop();
}
};
//----------------------------------------------------------------------------------
void tst_QTcpSocket::remoteCloseError()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return; //proxy not useful for localhost test case
RemoteCloseErrorServer server;
QVERIFY(server.listen(QHostAddress::LocalHost));
QCoreApplication::instance()->processEvents();
QTcpSocket *clientSocket = newSocket();
connect(clientSocket, SIGNAL(readyRead()), this, SLOT(exitLoopSlot()));
clientSocket->connectToHost(server.serverAddress(), server.serverPort());
enterLoop(30);
QVERIFY(!timeout());
QVERIFY(server.hasPendingConnections());
QTcpSocket *serverSocket = server.nextPendingConnection();
connect(clientSocket, SIGNAL(disconnected()), this, SLOT(exitLoopSlot()));
serverSocket->write("Hello");
enterLoop(30);
QVERIFY(!timeout());
QCOMPARE(clientSocket->bytesAvailable(), qint64(5));
qRegisterMetaType<QAbstractSocket::SocketError>("QAbstractSocket::SocketError");
QSignalSpy errorSpy(clientSocket, SIGNAL(error(QAbstractSocket::SocketError)));
QSignalSpy disconnectedSpy(clientSocket, SIGNAL(disconnected()));
clientSocket->write("World");
serverSocket->disconnectFromHost();
tmpSocket = clientSocket;
connect(clientSocket, SIGNAL(error(QAbstractSocket::SocketError)),
this, SLOT(remoteCloseErrorSlot()));
enterLoop(30);
QVERIFY(!timeout());
QCOMPARE(disconnectedSpy.count(), 1);
QCOMPARE(errorSpy.count(), 1);
QCOMPARE(clientSocket->error(), QAbstractSocket::RemoteHostClosedError);
delete serverSocket;
clientSocket->connectToHost(server.serverAddress(), server.serverPort());
enterLoop(30);
QVERIFY(!timeout());
QVERIFY(server.hasPendingConnections());
serverSocket = server.nextPendingConnection();
serverSocket->disconnectFromHost();
enterLoop(30);
QVERIFY(!timeout());
QCOMPARE(clientSocket->state(), QAbstractSocket::UnconnectedState);
delete clientSocket;
}
void tst_QTcpSocket::remoteCloseErrorSlot()
{
QCOMPARE(tmpSocket->state(), QAbstractSocket::ConnectedState);
static_cast<QTcpSocket *>(sender())->close();
}
void tst_QTcpSocket::enterLoopSlot()
{
QTcpSocket *socket = qobject_cast<QTcpSocket *>(sender());
socket->deleteLater();
// enter nested event loop
QEventLoop loop;
QTimer::singleShot(100, &loop, SLOT(quit()));
loop.exec();
// Fire a non-0 singleshot to leave time for the delete
QTimer::singleShot(250, this, SLOT(exitLoopSlot()));
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::nestedEventLoopInErrorSlot()
{
QTcpSocket *socket = newSocket();
QPointer<QTcpSocket> p(socket);
connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(enterLoopSlot()));
socket->connectToHost("hostnotfoundhostnotfound.qt-project.org", 9999);
enterLoop(30);
QVERIFY(!p);
}
//----------------------------------------------------------------------------------
#ifndef Q_OS_WIN
void tst_QTcpSocket::connectToLocalHostNoService()
{
// This test was created after we received a report that claimed
// QTcpSocket would crash if trying to connect to "localhost" on a random
// port with no service listening.
QTcpSocket *socket = newSocket();
socket->connectToHost("localhost", 31415); // no service running here, one suspects
while(socket->state() == QTcpSocket::HostLookupState || socket->state() == QTcpSocket::ConnectingState) {
QTest::qWait(100);
}
QCOMPARE(socket->state(), QTcpSocket::UnconnectedState);
delete socket;
}
#endif
//----------------------------------------------------------------------------------
void tst_QTcpSocket::waitForConnectedInHostLookupSlot()
{
// This test tries to reproduce the problem where waitForConnected() is
// called at a point where the host lookup is already done. QTcpSocket
// will try to abort the "pending lookup", but since it's already done and
// the queued signal is already underway, we will receive the signal after
// waitForConnected() has returned, and control goes back to the event
// loop. When the signal has been received, the connection is torn down,
// then reopened. Yikes. If we reproduce this by calling
// waitForConnected() inside hostLookupSlot(), it will even crash.
tmpSocket = newSocket();
QEventLoop loop;
connect(tmpSocket, SIGNAL(connected()), &loop, SLOT(quit()));
QTimer timer;
connect(&timer, SIGNAL(timeout()), &loop, SLOT(quit()));
QSignalSpy timerSpy(&timer, SIGNAL(timeout()));
timer.start(15000);
connect(tmpSocket, SIGNAL(hostFound()), this, SLOT(hostLookupSlot()));
tmpSocket->connectToHost(QtNetworkSettings::serverName(), 143);
// only execute the loop if not already connected
if (tmpSocket->state() != QAbstractSocket::ConnectedState)
loop.exec();
QCOMPARE(timerSpy.count(), 0);
delete tmpSocket;
}
void tst_QTcpSocket::hostLookupSlot()
{
// This will fail to cancel the pending signal
QVERIFY(tmpSocket->waitForConnected(10000));
}
class Foo : public QObject
{
Q_OBJECT
QTcpSocket *sock;
public:
bool attemptedToConnect;
bool networkTimeout;
int count;
inline Foo(QObject *parent = 0) : QObject(parent)
{
attemptedToConnect = false;
networkTimeout = false;
count = 0;
#ifndef QT_NO_SSL
QFETCH_GLOBAL(bool, ssl);
if (ssl)
sock = new QSslSocket;
else
#endif
sock = new QTcpSocket;
connect(sock, SIGNAL(connected()), this, SLOT(connectedToIt()));
connect(sock, SIGNAL(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)),
SLOT(proxyAuthenticationRequired(QNetworkProxy,QAuthenticator*)));
}
inline ~Foo()
{
delete sock;
}
public slots:
inline void connectedToIt()
{ count++; }
inline void doIt()
{
attemptedToConnect = true;
sock->connectToHost(QtNetworkSettings::serverName(), 80);
#if defined(Q_OS_MAC)
pthread_yield_np();
#elif defined Q_OS_LINUX && !defined Q_OS_ANDROID
pthread_yield();
#endif
if (!sock->waitForConnected()) {
networkTimeout = true;
}
tst_QTcpSocket::exitLoop();
}
inline void exitLoop()
{
tst_QTcpSocket::exitLoop();
}
#ifndef QT_NO_NETWORKPROXY
inline void proxyAuthenticationRequired(const QNetworkProxy &, QAuthenticator *auth)
{
auth->setUser("qsockstest");
auth->setPassword("password");
}
#endif // !QT_NO_NETWORKPROXY
};
//----------------------------------------------------------------------------------
void tst_QTcpSocket::waitForConnectedInHostLookupSlot2()
{
Foo foo;
QTimer::singleShot(100, &foo, SLOT(doIt()));
QTimer::singleShot(5000, &foo, SLOT(exitLoop()));
enterLoop(30);
if (timeout() || foo.networkTimeout)
QFAIL("Network timeout");
QVERIFY(foo.attemptedToConnect);
QCOMPARE(foo.count, 1);
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::readyReadSignalsAfterWaitForReadyRead()
{
QTcpSocket *socket = newSocket();
QSignalSpy readyReadSpy(socket, SIGNAL(readyRead()));
// Connect
socket->connectToHost(QtNetworkSettings::serverName(), 143);
// Wait for the read
QVERIFY(socket->waitForReadyRead(10000));
QCOMPARE(readyReadSpy.count(), 1);
QString s = socket->readLine();
QVERIFY2(QtNetworkSettings::compareReplyIMAP(s.toLatin1()), s.toLatin1().constData());
QCOMPARE(socket->bytesAvailable(), qint64(0));
QCoreApplication::instance()->processEvents();
QCOMPARE(socket->bytesAvailable(), qint64(0));
QCOMPARE(readyReadSpy.count(), 1);
delete socket;
}
class TestThread2 : public QThread
{
Q_OBJECT
public:
void run()
{
QFile fileWriter("fifo");
QVERIFY(fileWriter.open(QFile::WriteOnly));
QCOMPARE(fileWriter.write(QByteArray(32, '@')), qint64(32));
QCOMPARE(fileWriter.write(QByteArray(32, '@')), qint64(32));
QCOMPARE(fileWriter.write(QByteArray(32, '@')), qint64(32));
QCOMPARE(fileWriter.write(QByteArray(32, '@')), qint64(32));
}
};
//----------------------------------------------------------------------------------
#ifdef Q_OS_LINUX
void tst_QTcpSocket::linuxKernelBugLocalSocket()
{
QFile::remove("fifo");
mkfifo("fifo", 0666);
TestThread2 test;
test.start();
QFile fileReader("fifo");
QVERIFY(fileReader.open(QFile::ReadOnly));
test.wait();
QTcpSocket *socket = newSocket();
socket->setSocketDescriptor(fileReader.handle());
QVERIFY(socket->waitForReadyRead(5000));
QCOMPARE(socket->bytesAvailable(), qint64(128));
QFile::remove("fifo");
delete socket;
}
#endif
//----------------------------------------------------------------------------------
void tst_QTcpSocket::abortiveClose()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return; //proxy not useful for localhost test case
QTcpServer server;
QVERIFY(server.listen(QHostAddress::LocalHost));
connect(&server, SIGNAL(newConnection()), this, SLOT(exitLoopSlot()));
QTcpSocket *clientSocket = newSocket();
clientSocket->connectToHost(server.serverAddress(), server.serverPort());
enterLoop(10);
QVERIFY(server.hasPendingConnections());
QVERIFY(tmpSocket = server.nextPendingConnection());
qRegisterMetaType<QAbstractSocket::SocketError>("QAbstractSocket::SocketError");
QSignalSpy readyReadSpy(clientSocket, SIGNAL(readyRead()));
QSignalSpy errorSpy(clientSocket, SIGNAL(error(QAbstractSocket::SocketError)));
connect(clientSocket, SIGNAL(disconnected()), this, SLOT(exitLoopSlot()));
QTimer::singleShot(0, this, SLOT(abortiveClose_abortSlot()));
enterLoop(5);
QCOMPARE(readyReadSpy.count(), 0);
QCOMPARE(errorSpy.count(), 1);
QCOMPARE(*static_cast<const int *>(errorSpy.at(0).at(0).constData()),
int(QAbstractSocket::RemoteHostClosedError));
delete clientSocket;
}
void tst_QTcpSocket::abortiveClose_abortSlot()
{
tmpSocket->abort();
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::localAddressEmptyOnBSD()
{
#ifdef Q_OS_WIN
QSKIP("QTBUG-24451 - indefinite wait may hang");
#endif
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return; //proxy not useful for localhost test case
QTcpServer server;
QVERIFY(server.listen(QHostAddress::LocalHost));
QTcpSocket *tcpSocket = 0;
// we try 10 times, but note that this doesn't always provoke the bug
for (int i = 0; i < 10; ++i) {
delete tcpSocket;
tcpSocket = newSocket();
tcpSocket->connectToHost(QHostAddress::LocalHost, server.serverPort());
if (!tcpSocket->waitForConnected(0)) {
// to provoke the bug, we need a local socket that connects immediately
// --i;
tcpSocket->abort();
if (tcpSocket->state() != QTcpSocket::UnconnectedState)
QVERIFY(tcpSocket->waitForDisconnected(-1));
continue;
}
QCOMPARE(tcpSocket->localAddress(), QHostAddress(QHostAddress::LocalHost));
}
delete tcpSocket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::zeroAndMinusOneReturns()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 80);
socket->write("GET / HTTP/1.0\r\nConnection: keep-alive\r\n\r\n");
QVERIFY(socket->waitForReadyRead(15000));
char c[16];
QVERIFY(socket->getChar(c));
QCOMPARE(socket->read(c, 16), qint64(16));
QVERIFY(socket->readLine(c, 16) > 0);
QVERIFY(!socket->readAll().isEmpty());
// the last operation emptied the read buffer
// all read operations from this point on should fail
// with return 0 because the socket is still open
QVERIFY(socket->readAll().isEmpty());
QCOMPARE(socket->read(c, 16), qint64(0));
QCOMPARE(socket->readLine(c, 16), qint64(0));
QVERIFY(!socket->getChar(c));
socket->write("GET / HTTP/1.0\r\n\r\n");
QVERIFY(socket->waitForDisconnected(15000));
QCOMPARE(socket->error(), QAbstractSocket::RemoteHostClosedError);
QCOMPARE(socket->write("BLUBBER"), qint64(-1));
QVERIFY(socket->getChar(c));
QCOMPARE(socket->read(c, 16), qint64(16));
QVERIFY(socket->readLine(c, 16) > 0);
QVERIFY(!socket->readAll().isEmpty());
// the last operation emptied the read buffer
// all read operations from this point on should fail
// with return -1 because the socket is not connected
QVERIFY(socket->readAll().isEmpty());
QCOMPARE(socket->read(c, 16), qint64(-1));
QCOMPARE(socket->readLine(c, 16), qint64(-1));
QVERIFY(!socket->getChar(c));
QVERIFY(!socket->putChar('a'));
socket->close();
// now the QIODevice is closed, which means getChar complains
QCOMPARE(socket->write("BLUBBER"), qint64(-1));
QCOMPARE(socket->read(c, 16), qint64(-1));
QCOMPARE(socket->readLine(c, 16), qint64(-1));
QVERIFY(!socket->getChar(c));
QVERIFY(!socket->putChar('a'));
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::connectionRefused()
{
qRegisterMetaType<QAbstractSocket::SocketError>("QAbstractSocket::SocketError");
qRegisterMetaType<QAbstractSocket::SocketState>("QAbstractSocket::SocketState");
QTcpSocket *socket = newSocket();
QSignalSpy stateSpy(socket, SIGNAL(stateChanged(QAbstractSocket::SocketState)));
QSignalSpy errorSpy(socket, SIGNAL(error(QAbstractSocket::SocketError)));
connect(socket, SIGNAL(error(QAbstractSocket::SocketError)),
&QTestEventLoop::instance(), SLOT(exitLoop()));
socket->connectToHost(QtNetworkSettings::serverName(), 144);
enterLoop(10);
disconnect(socket, SIGNAL(error(QAbstractSocket::SocketError)),
&QTestEventLoop::instance(), SLOT(exitLoop()));
QVERIFY2(!timeout(), "Network timeout");
QCOMPARE(socket->state(), QAbstractSocket::UnconnectedState);
QCOMPARE(socket->error(), QAbstractSocket::ConnectionRefusedError);
QCOMPARE(stateSpy.count(), 3);
QCOMPARE(qvariant_cast<QAbstractSocket::SocketState>(stateSpy.at(0).at(0)), QAbstractSocket::HostLookupState);
QCOMPARE(qvariant_cast<QAbstractSocket::SocketState>(stateSpy.at(1).at(0)), QAbstractSocket::ConnectingState);
QCOMPARE(qvariant_cast<QAbstractSocket::SocketState>(stateSpy.at(2).at(0)), QAbstractSocket::UnconnectedState);
QCOMPARE(errorSpy.count(), 1);
delete socket;
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::suddenRemoteDisconnect_data()
{
QTest::addColumn<QString>("client");
QTest::addColumn<QString>("server");
QTest::newRow("Qt4 Client <-> Qt4 Server") << QString::fromLatin1("qt4client") << QString::fromLatin1("qt4server");
}
void tst_QTcpSocket::suddenRemoteDisconnect()
{
#ifdef QT_NO_PROCESS
QSKIP("This test requires QProcess support");
#else
QFETCH(QString, client);
QFETCH(QString, server);
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return;
QFETCH_GLOBAL(bool, ssl);
if (ssl)
return;
QString processExe = stressTestDir + "/stressTest";
// Start server
QProcess serverProcess;
serverProcess.setReadChannel(QProcess::StandardError);
serverProcess.start(processExe, QStringList(server), QIODevice::ReadWrite | QIODevice::Text);
QVERIFY2(serverProcess.waitForStarted(), qPrintable(
QString::fromLatin1("Could not start %1: %2").arg(processExe, serverProcess.errorString())));
while (!serverProcess.canReadLine())
QVERIFY(serverProcess.waitForReadyRead(10000));
QCOMPARE(serverProcess.readLine().data(), QByteArray(server.toLatin1() + "\n").data());
// Start client
QProcess clientProcess;
clientProcess.setReadChannel(QProcess::StandardError);
clientProcess.start(processExe, QStringList(client), QIODevice::ReadWrite | QIODevice::Text);
QVERIFY2(clientProcess.waitForStarted(), qPrintable(
QString::fromLatin1("Could not start %1: %2").arg(processExe, clientProcess.errorString())));
while (!clientProcess.canReadLine())
QVERIFY(clientProcess.waitForReadyRead(10000));
QCOMPARE(clientProcess.readLine().data(), QByteArray(client.toLatin1() + "\n").data());
// Let them play for a while
qDebug("Running stress test for 5 seconds");
QEventLoop loop;
connect(&serverProcess, SIGNAL(finished(int)), &loop, SLOT(quit()));
connect(&clientProcess, SIGNAL(finished(int)), &loop, SLOT(quit()));
QTime stopWatch;
stopWatch.start();
QTimer::singleShot(20000, &loop, SLOT(quit()));
while ((serverProcess.state() == QProcess::Running
|| clientProcess.state() == QProcess::Running) && stopWatch.elapsed() < 20000)
loop.exec();
QVERIFY(stopWatch.elapsed() < 20000);
// Check that both exited normally.
#if defined(UBUNTU_ONEIRIC) && defined(__x86_64__)
QEXPECT_FAIL("", "Fails on this platform", Abort);
#endif
QCOMPARE(clientProcess.readAll().constData(), "SUCCESS\n");
QCOMPARE(serverProcess.readAll().constData(), "SUCCESS\n");
#endif // !QT_NO_PROCESS
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::connectToMultiIP()
{
QSKIP("TODO: setup DNS in the new network");
#if defined(Q_OS_VXWORKS)
QSKIP("VxSim in standard config doesn't even run a DNS resolver");
#else
QFETCH_GLOBAL(bool, ssl);
if (ssl)
return;
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
QSKIP("This test takes too long if we also add the proxies.");
qDebug("Please wait, this test can take a while...");
QTcpSocket *socket = newSocket();
// rationale: this domain resolves to 3 A-records, 2 of them are
// invalid. QTcpSocket should never spend more than 30 seconds per IP, and
// 30s*2 = 60s.
QTime stopWatch;
stopWatch.start();
socket->connectToHost("multi.dev.qt-project.org", 80);
QVERIFY(socket->waitForConnected(60500));
QVERIFY(stopWatch.elapsed() < 70000);
socket->abort();
stopWatch.restart();
socket->connectToHost("multi.dev.qt-project.org", 81);
QVERIFY(!socket->waitForConnected(2000));
QVERIFY(stopWatch.elapsed() < 2000);
QCOMPARE(socket->error(), QAbstractSocket::SocketTimeoutError);
delete socket;
#endif
}
//----------------------------------------------------------------------------------
void tst_QTcpSocket::moveToThread0()
{
QFETCH_GLOBAL(int, proxyType);
if (proxyType & AuthMask)
return;
{
// Case 1: Moved after connecting, before waiting for connection.
QTcpSocket *socket = newSocket();;
socket->connectToHost(QtNetworkSettings::serverName(), 143);
socket->moveToThread(0);
QVERIFY(socket->waitForConnected(5000));
socket->write("XXX LOGOUT\r\n");
QVERIFY(socket->waitForBytesWritten(5000));
QVERIFY(socket->waitForDisconnected());
delete socket;
}
{
// Case 2: Moved before connecting
QTcpSocket *socket = newSocket();
socket->moveToThread(0);
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForConnected(5000));
socket->write("XXX LOGOUT\r\n");
QVERIFY(socket->waitForBytesWritten(5000));
QVERIFY(socket->waitForDisconnected());
delete socket;
}
{
// Case 3: Moved after writing, while waiting for bytes to be written.
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForConnected(5000));
socket->write("XXX LOGOUT\r\n");
socket->moveToThread(0);
QVERIFY(socket->waitForBytesWritten(5000));
QVERIFY(socket->waitForDisconnected());
delete socket;
}
{
// Case 4: Moved after writing, while waiting for response.
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 143);
QVERIFY(socket->waitForConnected(5000));
socket->write("XXX LOGOUT\r\n");
QVERIFY(socket->waitForBytesWritten(5000));
socket->moveToThread(0);
QVERIFY(socket->waitForDisconnected());
delete socket;
}
}
void tst_QTcpSocket::increaseReadBufferSize()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return; //proxy not useful for localhost test case
QTcpServer server;
QTcpSocket *active = newSocket();
connect(active, SIGNAL(readyRead()), SLOT(exitLoopSlot()));
// connect two sockets to each other:
QVERIFY(server.listen(QHostAddress::LocalHost));
active->connectToHost("127.0.0.1", server.serverPort());
QVERIFY(active->waitForConnected(5000));
QVERIFY(server.waitForNewConnection(5000));
QTcpSocket *passive = server.nextPendingConnection();
QVERIFY(passive);
// now write 512 bytes of data on one end
QByteArray data(512, 'a');
passive->write(data);
QVERIFY2(passive->waitForBytesWritten(5000), "Network timeout");
// set the read buffer size to less than what was written and iterate:
active->setReadBufferSize(256);
enterLoop(10);
QVERIFY2(!timeout(), "Network timeout");
QCOMPARE(active->bytesAvailable(), active->readBufferSize());
// increase the buffer size and iterate again:
active->setReadBufferSize(384);
enterLoop(10);
QVERIFY2(!timeout(), "Network timeout");
QCOMPARE(active->bytesAvailable(), active->readBufferSize());
// once more, but now it should read everything there was to read
active->setReadBufferSize(1024);
enterLoop(10);
QVERIFY2(!timeout(), "Network timeout");
QCOMPARE(active->bytesAvailable(), qint64(data.size()));
// drain it and compare
QCOMPARE(active->readAll(), data);
// now one more test by setting the buffer size to unlimited:
passive->write(data);
QVERIFY2(passive->waitForBytesWritten(5000), "Network timeout");
active->setReadBufferSize(256);
enterLoop(10);
QVERIFY2(!timeout(), "Network timeout");
QCOMPARE(active->bytesAvailable(), active->readBufferSize());
active->setReadBufferSize(0);
enterLoop(10);
QVERIFY2(!timeout(), "Network timeout");
QCOMPARE(active->bytesAvailable(), qint64(data.size()));
QCOMPARE(active->readAll(), data);
delete active;
}
void tst_QTcpSocket::increaseReadBufferSizeFromSlot() // like KIO's socketconnectionbackend
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return; //proxy not useful for localhost test case
QTcpServer server;
QTcpSocket *active = newSocket();
connect(active, SIGNAL(readyRead()), SLOT(slotIncreaseReadBufferSizeReadyRead()));
// connect two sockets to each other:
QVERIFY(server.listen(QHostAddress::LocalHost));
active->connectToHost("127.0.0.1", server.serverPort());
QVERIFY(active->waitForConnected(5000));
QVERIFY(server.waitForNewConnection(5000));
QTcpSocket *passive = server.nextPendingConnection();
QVERIFY(passive);
// now write 512 bytes of data on one end
QByteArray data(512, 'a');
passive->write(data);
QVERIFY2(passive->waitForBytesWritten(5000), "Network timeout");
// set the read buffer size to less than what was written,
// and increase it from the slot, first to 384 then to 512.
active->setReadBufferSize(256);
enterLoop(10);
QVERIFY2(!timeout(), "Network timeout");
QCOMPARE(active->bytesAvailable(), qint64(data.size()));
// drain it and compare
QCOMPARE(active->readAll(), data);
delete active;
}
void tst_QTcpSocket::slotIncreaseReadBufferSizeReadyRead()
{
QTcpSocket *socket = qobject_cast<QTcpSocket *>(sender());
const int currentBufferSize = socket->readBufferSize();
QCOMPARE(currentBufferSize, socket->bytesAvailable());
if (currentBufferSize == 256)
socket->setReadBufferSize(384);
else if (currentBufferSize == 384)
socket->setReadBufferSize(512);
else if (currentBufferSize == 512)
exitLoopSlot();
else // should not happen
qFatal("buffer size was %d", currentBufferSize);
}
void tst_QTcpSocket::taskQtBug5799ConnectionErrorWaitForConnected()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return;
// check that we get a proper error connecting to port 12346
// use waitForConnected, e.g. this should use a synchronous select() on the OS level
QTcpSocket socket;
socket.connectToHost(QtNetworkSettings::serverName(), 12346);
QTime timer;
timer.start();
socket.waitForConnected(10000);
QVERIFY2(timer.elapsed() < 9900, "Connection to closed port timed out instead of refusing, something is wrong");
QVERIFY2(socket.state() == QAbstractSocket::UnconnectedState, "Socket connected unexpectedly!");
QVERIFY2(socket.error() == QAbstractSocket::ConnectionRefusedError,
QString("Could not reach server: %1").arg(socket.errorString()).toLocal8Bit());
}
void tst_QTcpSocket::taskQtBug5799ConnectionErrorEventLoop()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return;
// check that we get a proper error connecting to port 12346
// This testcase uses an event loop
QTcpSocket socket;
connect(&socket, SIGNAL(error(QAbstractSocket::SocketError)), &QTestEventLoop::instance(), SLOT(exitLoop()));
socket.connectToHost(QtNetworkSettings::serverName(), 12346);
QTestEventLoop::instance().enterLoop(10);
QVERIFY2(!QTestEventLoop::instance().timeout(), "Connection to closed port timed out instead of refusing, something is wrong");
QVERIFY2(socket.state() == QAbstractSocket::UnconnectedState, "Socket connected unexpectedly!");
QVERIFY2(socket.error() == QAbstractSocket::ConnectionRefusedError,
QString("Could not reach server: %1").arg(socket.errorString()).toLocal8Bit());
}
void tst_QTcpSocket::taskQtBug7054TimeoutErrorResetting()
{
QTcpSocket *socket = newSocket();
socket->connectToHost(QtNetworkSettings::serverName(), 443);
QVERIFY(socket->waitForConnected(5*1000));
QVERIFY(socket->error() == QAbstractSocket::UnknownSocketError);
// We connected to the HTTPS port. Wait two seconds to receive data. We will receive
// nothing because we would need to start the SSL handshake
QVERIFY(!socket->waitForReadyRead(2*1000));
QVERIFY(socket->error() == QAbstractSocket::SocketTimeoutError);
// Now write some crap to make the server disconnect us. 4 lines are enough.
socket->write("a\r\nb\r\nc\r\nd\r\n");
socket->waitForBytesWritten(2*1000);
// we try to waitForReadyRead another time, but this time instead of a timeout we
// should get a better error since the server disconnected us
QVERIFY(!socket->waitForReadyRead(2*1000));
// It must NOT be the SocketTimeoutError that had been set before
QVERIFY(socket->error() == QAbstractSocket::RemoteHostClosedError);
}
#ifndef QT_NO_NETWORKPROXY
void tst_QTcpSocket::invalidProxy_data()
{
QTest::addColumn<int>("type");
QTest::addColumn<QString>("host");
QTest::addColumn<int>("port");
QTest::addColumn<bool>("failsAtConnect");
QTest::addColumn<int>("expectedError");
QString fluke = QHostInfo::fromName(QtNetworkSettings::serverName()).addresses().first().toString();
QTest::newRow("ftp-proxy") << int(QNetworkProxy::FtpCachingProxy) << fluke << 21 << true
<< int(QAbstractSocket::UnsupportedSocketOperationError);
QTest::newRow("http-caching-proxy") << int(QNetworkProxy::HttpCachingProxy) << fluke << 3128 << true
<< int(QAbstractSocket::UnsupportedSocketOperationError);
QTest::newRow("no-such-host-socks5") << int(QNetworkProxy::Socks5Proxy)
<< "this-host-will-never-exist.qt-project.org" << 1080 << false
<< int(QAbstractSocket::ProxyNotFoundError);
QTest::newRow("no-such-host-http") << int(QNetworkProxy::HttpProxy)
<< "this-host-will-never-exist.qt-project.org" << 3128 << false
<< int(QAbstractSocket::ProxyNotFoundError);
QTest::newRow("http-on-socks5") << int(QNetworkProxy::HttpProxy) << fluke << 1080 << false
<< int(QAbstractSocket::ProxyConnectionClosedError);
QTest::newRow("socks5-on-http") << int(QNetworkProxy::Socks5Proxy) << fluke << 3128 << false
<< int(QAbstractSocket::SocketTimeoutError);
}
void tst_QTcpSocket::invalidProxy()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return;
QFETCH(int, type);
QFETCH(QString, host);
QFETCH(int, port);
QFETCH(bool, failsAtConnect);
QNetworkProxy::ProxyType proxyType = QNetworkProxy::ProxyType(type);
QNetworkProxy proxy(proxyType, host, port);
QTcpSocket *socket = newSocket();
socket->setProxy(proxy);
socket->connectToHost(QHostInfo::fromName(QtNetworkSettings::serverName()).addresses().first().toString(), 80);
if (failsAtConnect) {
QCOMPARE(socket->state(), QAbstractSocket::UnconnectedState);
} else {
QCOMPARE(socket->state(), QAbstractSocket::ConnectingState);
QVERIFY(!socket->waitForConnected(5000));
}
QVERIFY(!socket->errorString().isEmpty());
// note: the following test is not a hard failure.
// Sometimes, error codes change for the better
QTEST(int(socket->error()), "expectedError");
delete socket;
}
// copied from tst_qnetworkreply.cpp
class MyProxyFactory: public QNetworkProxyFactory
{
public:
int callCount;
QList<QNetworkProxy> toReturn;
QNetworkProxyQuery lastQuery;
inline MyProxyFactory() { clear(); }
inline void clear()
{
callCount = 0;
toReturn = QList<QNetworkProxy>() << QNetworkProxy::DefaultProxy;
lastQuery = QNetworkProxyQuery();
}
virtual QList<QNetworkProxy> queryProxy(const QNetworkProxyQuery &query)
{
lastQuery = query;
++callCount;
return toReturn;
}
};
void tst_QTcpSocket::proxyFactory_data()
{
QTest::addColumn<QList<QNetworkProxy> >("proxyList");
QTest::addColumn<QNetworkProxy>("proxyUsed");
QTest::addColumn<bool>("failsAtConnect");
QTest::addColumn<int>("expectedError");
QList<QNetworkProxy> proxyList;
// tests that do connect
proxyList << QNetworkProxy(QNetworkProxy::HttpProxy, QtNetworkSettings::serverName(), 3129);
QTest::newRow("http")
<< proxyList << proxyList.at(0)
<< false << int(QAbstractSocket::UnknownSocketError);
proxyList.clear();
proxyList << QNetworkProxy(QNetworkProxy::Socks5Proxy, QtNetworkSettings::serverName(), 1081);
QTest::newRow("socks5")
<< proxyList << proxyList.at(0)
<< false << int(QAbstractSocket::UnknownSocketError);
proxyList.clear();
proxyList << QNetworkProxy(QNetworkProxy::HttpCachingProxy, QtNetworkSettings::serverName(), 3129)
<< QNetworkProxy(QNetworkProxy::Socks5Proxy, QtNetworkSettings::serverName(), 1081);
QTest::newRow("cachinghttp+socks5")
<< proxyList << proxyList.at(1)
<< false << int(QAbstractSocket::UnknownSocketError);
proxyList.clear();
proxyList << QNetworkProxy(QNetworkProxy::FtpCachingProxy, QtNetworkSettings::serverName(), 2121)
<< QNetworkProxy(QNetworkProxy::HttpCachingProxy, QtNetworkSettings::serverName(), 3129)
<< QNetworkProxy(QNetworkProxy::Socks5Proxy, QtNetworkSettings::serverName(), 1081);
QTest::newRow("ftp+cachinghttp+socks5")
<< proxyList << proxyList.at(2)
<< false << int(QAbstractSocket::UnknownSocketError);
// tests that fail to connect
proxyList.clear();
proxyList << QNetworkProxy(QNetworkProxy::HttpCachingProxy, QtNetworkSettings::serverName(), 3129);
QTest::newRow("cachinghttp")
<< proxyList << QNetworkProxy()
<< true << int(QAbstractSocket::UnsupportedSocketOperationError);
proxyList.clear();
proxyList << QNetworkProxy(QNetworkProxy::FtpCachingProxy, QtNetworkSettings::serverName(), 2121);
QTest::newRow("ftp")
<< proxyList << QNetworkProxy()
<< true << int(QAbstractSocket::UnsupportedSocketOperationError);
proxyList.clear();
proxyList << QNetworkProxy(QNetworkProxy::FtpCachingProxy, QtNetworkSettings::serverName(), 2121)
<< QNetworkProxy(QNetworkProxy::HttpCachingProxy, QtNetworkSettings::serverName(), 3129);
QTest::newRow("ftp+cachinghttp")
<< proxyList << QNetworkProxy()
<< true << int(QAbstractSocket::UnsupportedSocketOperationError);
}
void tst_QTcpSocket::proxyFactory()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return;
QFETCH(QList<QNetworkProxy>, proxyList);
QFETCH(QNetworkProxy, proxyUsed);
QFETCH(bool, failsAtConnect);
MyProxyFactory *factory = new MyProxyFactory;
factory->toReturn = proxyList;
QNetworkProxyFactory::setApplicationProxyFactory(factory);
QTcpSocket *socket = newSocket();
QString host = QtNetworkSettings::serverName();
socket->connectToHost(host, 80);
// Verify that the factory was called properly
QCOMPARE(factory->callCount, 1);
QCOMPARE(factory->lastQuery, QNetworkProxyQuery(host, 80));
if (failsAtConnect) {
QCOMPARE(socket->state(), QAbstractSocket::UnconnectedState);
} else {
QCOMPARE(socket->state(), QAbstractSocket::ConnectingState);
QVERIFY(socket->waitForConnected(5000));
QCOMPARE(proxyAuthCalled, 1);
}
QVERIFY(!socket->errorString().isEmpty());
// note: the following test is not a hard failure.
// Sometimes, error codes change for the better
QTEST(int(socket->error()), "expectedError");
delete socket;
}
#endif // !QT_NO_NETWORKPROXY
// there is a similar test inside tst_qtcpserver that uses the event loop instead
void tst_QTcpSocket::qtbug14268_peek()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return;
SocketPair socketPair;
QVERIFY(socketPair.create());
QTcpSocket *outgoing = socketPair.endPoints[0];
QTcpSocket *incoming = socketPair.endPoints[1];
QVERIFY(incoming->state() == QTcpSocket::ConnectedState);
QVERIFY(outgoing->state() == QTcpSocket::ConnectedState);
outgoing->write("abc\n");
QVERIFY(outgoing->waitForBytesWritten(2000));
QVERIFY(incoming->waitForReadyRead(2000));
QVERIFY(incoming->peek(128*1024) == QByteArray("abc\n"));
outgoing->write("def\n");
QVERIFY(outgoing->waitForBytesWritten(2000));
QVERIFY(incoming->waitForReadyRead(2000));
QVERIFY(incoming->peek(128*1024) == QByteArray("abc\ndef\n"));
outgoing->write("ghi\n");
QVERIFY(outgoing->waitForBytesWritten(2000));
QVERIFY(incoming->waitForReadyRead(2000));
QVERIFY(incoming->peek(128*1024) == QByteArray("abc\ndef\nghi\n"));
QVERIFY(incoming->read(128*1024) == QByteArray("abc\ndef\nghi\n"));
}
void tst_QTcpSocket::setSocketOption()
{
QFETCH_GLOBAL(bool, setProxy);
if (setProxy)
return;
SocketPair socketPair;
QVERIFY(socketPair.create());
QTcpSocket *outgoing = socketPair.endPoints[0];
QTcpSocket *incoming = socketPair.endPoints[1];
QVERIFY(incoming->state() == QTcpSocket::ConnectedState);
QVERIFY(outgoing->state() == QTcpSocket::ConnectedState);
outgoing->setSocketOption(QAbstractSocket::LowDelayOption, true);
QVariant v = outgoing->socketOption(QAbstractSocket::LowDelayOption);
QVERIFY(v.isValid() && v.toBool());
outgoing->setSocketOption(QAbstractSocket::KeepAliveOption, true);
v = outgoing->socketOption(QAbstractSocket::KeepAliveOption);
QVERIFY(v.isValid() && v.toBool());
outgoing->setSocketOption(QAbstractSocket::LowDelayOption, false);
v = outgoing->socketOption(QAbstractSocket::LowDelayOption);
QVERIFY(v.isValid() && !v.toBool());
outgoing->setSocketOption(QAbstractSocket::KeepAliveOption, false);
v = outgoing->socketOption(QAbstractSocket::KeepAliveOption);
QVERIFY(v.isValid() && !v.toBool());
#ifdef Q_OS_WIN
QEXPECT_FAIL("", "QTBUG-23323", Abort);
#endif
outgoing->setSocketOption(QAbstractSocket::TypeOfServiceOption, 32); //high priority
v = outgoing->socketOption(QAbstractSocket::TypeOfServiceOption);
QVERIFY(v.isValid() && v.toInt() == 32);
}
QTEST_MAIN(tst_QTcpSocket)
#include "tst_qtcpsocket.moc"
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