tests/auto/qnetworkinterface/tst_qnetworkinterface.cpp
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
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     7 ** This file is part of the test suite of the Qt Toolkit.
       
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     9 ** $QT_BEGIN_LICENSE:LGPL$
       
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    14 ** this package.
       
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    16 ** GNU Lesser General Public License Usage
       
    17 ** Alternatively, this file may be used under the terms of the GNU Lesser
       
    18 ** General Public License version 2.1 as published by the Free Software
       
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    20 ** packaging of this file.  Please review the following information to
       
    21 ** ensure the GNU Lesser General Public License version 2.1 requirements
       
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    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
       
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    28 ** If you have questions regarding the use of this file, please contact
       
    29 ** Nokia at qt-info@nokia.com.
       
    30 **
       
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    32 **
       
    33 **
       
    34 **
       
    35 **
       
    36 **
       
    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 
       
    43 #include <QtTest/QtTest>
       
    44 
       
    45 #include <qcoreapplication.h>
       
    46 #include <qnetworkinterface.h>
       
    47 #include <qtcpsocket.h>
       
    48 #include "../network-settings.h"
       
    49 
       
    50 //TESTED_FILES=qnetworkinterface.cpp qnetworkinterface.h qnetworkinterface_unix.cpp qnetworkinterface_win.cpp
       
    51 
       
    52 class tst_QNetworkInterface : public QObject
       
    53 {
       
    54     Q_OBJECT
       
    55 
       
    56 public:
       
    57     tst_QNetworkInterface();
       
    58     virtual ~tst_QNetworkInterface();
       
    59 
       
    60 private slots:
       
    61     void dump();
       
    62     void loopbackIPv4();
       
    63     void loopbackIPv6();
       
    64     void localAddress();
       
    65     void interfaceFromXXX();
       
    66     void copyInvalidInterface();
       
    67 };
       
    68 
       
    69 tst_QNetworkInterface::tst_QNetworkInterface()
       
    70 {
       
    71     Q_SET_DEFAULT_IAP
       
    72 }
       
    73 
       
    74 tst_QNetworkInterface::~tst_QNetworkInterface()
       
    75 {
       
    76 }
       
    77 
       
    78 
       
    79 void tst_QNetworkInterface::dump()
       
    80 {
       
    81     // This is for manual testing:
       
    82     QList<QNetworkInterface> allInterfaces = QNetworkInterface::allInterfaces();
       
    83     foreach (const QNetworkInterface &i, allInterfaces) {
       
    84         QString flags;
       
    85         if (i.flags() & QNetworkInterface::IsUp) flags += "Up,";
       
    86         if (i.flags() & QNetworkInterface::IsRunning) flags += "Running,";
       
    87         if (i.flags() & QNetworkInterface::CanBroadcast) flags += "Broadcast,";
       
    88         if (i.flags() & QNetworkInterface::IsLoopBack) flags += "Loopback,";
       
    89         if (i.flags() & QNetworkInterface::IsPointToPoint) flags += "PointToPoint,";
       
    90         if (i.flags() & QNetworkInterface::CanMulticast) flags += "Multicast,";
       
    91         flags.chop(1);          // drop last comma
       
    92 
       
    93         QString friendlyName = i.humanReadableName();
       
    94         if (friendlyName != i.name()) {
       
    95             friendlyName.prepend('(');
       
    96             friendlyName.append(')');
       
    97         } else {
       
    98             friendlyName.clear();
       
    99         }
       
   100         qDebug() << "Interface:     " << i.name() << qPrintable(friendlyName);
       
   101         QVERIFY(i.isValid());
       
   102 
       
   103         qDebug() << "    index:     " << i.index();
       
   104         qDebug() << "    flags:     " << qPrintable(flags);
       
   105         qDebug() << "    hw address:" << qPrintable(i.hardwareAddress());
       
   106 
       
   107         int count = 0;
       
   108         foreach (const QNetworkAddressEntry &e, i.addressEntries()) {
       
   109             QDebug s = qDebug();
       
   110             s.nospace() <<    "    address "
       
   111                         << qSetFieldWidth(2) << count++ << qSetFieldWidth(0);
       
   112             s.nospace() << ": " << qPrintable(e.ip().toString());
       
   113             if (!e.netmask().isNull())
       
   114                 s.nospace() << '/' << e.prefixLength()
       
   115                             << " (" << qPrintable(e.netmask().toString()) << ")";
       
   116             if (!e.broadcast().isNull())
       
   117                 s.nospace() << " broadcast " << qPrintable(e.broadcast().toString());
       
   118         }
       
   119     }
       
   120 }
       
   121 
       
   122 void tst_QNetworkInterface::loopbackIPv4()
       
   123 {
       
   124     QList<QHostAddress> all = QNetworkInterface::allAddresses();
       
   125     QVERIFY(all.contains(QHostAddress(QHostAddress::LocalHost)));
       
   126 }
       
   127 
       
   128 void tst_QNetworkInterface::loopbackIPv6()
       
   129 {
       
   130 #ifdef Q_OS_SYMBIAN
       
   131     QSKIP( "Symbian: IPv6 is not yet supported", SkipAll );
       
   132 #else
       
   133 
       
   134     QList<QHostAddress> all = QNetworkInterface::allAddresses();
       
   135 
       
   136     bool loopbackfound = false;
       
   137     bool anyIPv6 = false;
       
   138     foreach (QHostAddress addr, all)
       
   139         if (addr == QHostAddress::LocalHostIPv6) {
       
   140             loopbackfound = true;
       
   141             anyIPv6 = true;
       
   142             break;
       
   143         } else if (addr.protocol() == QAbstractSocket::IPv6Protocol)
       
   144             anyIPv6 = true;
       
   145 
       
   146     QVERIFY(!anyIPv6 || loopbackfound);
       
   147 #endif
       
   148 }
       
   149 
       
   150 void tst_QNetworkInterface::localAddress()
       
   151 {
       
   152     QTcpSocket socket;
       
   153     socket.connectToHost(QtNetworkSettings::serverName(), 80);
       
   154     QVERIFY(socket.waitForConnected(5000));
       
   155 
       
   156     QHostAddress local = socket.localAddress();
       
   157 
       
   158     // make Apache happy on fluke
       
   159     socket.write("GET / HTTP/1.0\r\n\r\n");
       
   160     socket.waitForBytesWritten(1000);
       
   161     socket.close();
       
   162 
       
   163     // test that we can find the address that QTcpSocket reported
       
   164     QList<QHostAddress> all = QNetworkInterface::allAddresses();
       
   165     QVERIFY(all.contains(local));
       
   166 }
       
   167 
       
   168 void tst_QNetworkInterface::interfaceFromXXX()
       
   169 {
       
   170     QList<QNetworkInterface> allInterfaces = QNetworkInterface::allInterfaces();
       
   171 
       
   172     foreach (QNetworkInterface iface, allInterfaces) {
       
   173         QVERIFY(QNetworkInterface::interfaceFromName(iface.name()).isValid());
       
   174         foreach (QNetworkAddressEntry entry, iface.addressEntries()) {
       
   175             QVERIFY(!entry.ip().isNull());
       
   176 
       
   177             if (!entry.netmask().isNull()) {
       
   178                 QCOMPARE(entry.netmask().protocol(), entry.ip().protocol());
       
   179 
       
   180                 // if the netmask is known, the broadcast is known
       
   181                 // but only for IPv4 (there is no such thing as broadcast in IPv6)
       
   182                 if (entry.ip().protocol() == QAbstractSocket::IPv4Protocol) {
       
   183                     QVERIFY(!entry.broadcast().isNull());
       
   184 
       
   185                     // verify that the broadcast address is correct
       
   186                     quint32 ip = entry.ip().toIPv4Address();
       
   187                     quint32 mask = entry.netmask().toIPv4Address();
       
   188                     quint32 bcast = entry.broadcast().toIPv4Address();
       
   189 
       
   190                     QCOMPARE(bcast, ip | ~mask);
       
   191                 }
       
   192             }
       
   193 
       
   194             if (!entry.broadcast().isNull())
       
   195                 QCOMPARE(entry.broadcast().protocol(), entry.ip().protocol());
       
   196         }
       
   197     }
       
   198 }
       
   199 
       
   200 void tst_QNetworkInterface::copyInvalidInterface()
       
   201 {
       
   202     // Force a copy of an interfaces that isn't likely to exist
       
   203     QNetworkInterface i = QNetworkInterface::interfaceFromName("plopp");
       
   204     QVERIFY(!i.isValid());
       
   205 
       
   206     QCOMPARE(i.index(), 0);
       
   207     QVERIFY(i.name().isEmpty());
       
   208     QVERIFY(i.humanReadableName().isEmpty());
       
   209     QVERIFY(i.hardwareAddress().isEmpty());
       
   210     QCOMPARE(int(i.flags()), 0);
       
   211     QVERIFY(i.addressEntries().isEmpty());
       
   212 }
       
   213 
       
   214 QTEST_MAIN(tst_QNetworkInterface)
       
   215 #include "tst_qnetworkinterface.moc"