vcl/unx/kde4/tst_exclude_socket_notifiers.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  *
  19  * This code is based on the SocketEventsTester from the Qt4 test suite.
  20  */
  21
  22 #pragma once
  23
  24 #include <qcoreapplication.h>
  25 #include <qeventloop.h>
  26 #include <qsocketnotifier.h>
  27 #include <unistd.h>
  28
  29 namespace
  30 {
  31
  32 class TestExcludeSocketNotifiers
  33     : public QObject
  34 {
  35     Q_OBJECT
  36     public:
  37         TestExcludeSocketNotifiers( const int* pipes );
  38         ~TestExcludeSocketNotifiers();
  39         bool received;
  40     public slots:
  41         void slotReceived();
  42     private:
  43         const int* pipes;
  44 };
  45
  46 TestExcludeSocketNotifiers::TestExcludeSocketNotifiers( const int* pipes )
  47     : received( false )
  48     , pipes( pipes )
  49 {
  50 }
  51
  52 TestExcludeSocketNotifiers::~TestExcludeSocketNotifiers()
  53 {
  54     close( pipes[ 0 ] );
  55     close( pipes[ 1 ] );
  56 }
  57
  58 void TestExcludeSocketNotifiers::slotReceived()
  59 {
  60     received = true;
  61 }
  62
  63 }
  64
  65 #define QVERIFY(a) \
  66     if (!a) return 1;
  67
  68 static int tst_processEventsExcludeSocket()
  69 {
  70     int pipes[ 2 ];
  71     if( pipe( pipes ) < 0 )
  72         return 1;
  73     TestExcludeSocketNotifiers test( pipes );
  74     QSocketNotifier notifier( pipes[ 0 ], QSocketNotifier::Read );
  75     QObject::connect( &notifier, SIGNAL( activated( int )), &test, SLOT( slotReceived()));
  76     char dummy = 'a';
  77     write( pipes[ 1 ], &dummy, 1 );
  78     QEventLoop loop;
  79     loop.processEvents( QEventLoop::ExcludeSocketNotifiers );
  80     QVERIFY( !test.received );
  81     loop.processEvents();
  82     QVERIFY( test.received );
  83     return 0;
  84 }