/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 *
 * This code is based on the SocketEventsTester from the Qt4 test suite.
 */

#pragma once

#include <QtCore/QCoreApplication>
#include <QtCore/QEventLoop>
#include <QtCore/QSocketNotifier>
#include <unistd.h>

class TestExcludeSocketNotifiers : public QObject
{
    Q_OBJECT
public:
    TestExcludeSocketNotifiers(const int* pipes);
    virtual ~TestExcludeSocketNotifiers() override;
    bool received;
public slots:
    void slotReceived();

private:
    const int* pipes;
};

TestExcludeSocketNotifiers::TestExcludeSocketNotifiers(const int* thePipes)
    : received(false)
    , pipes(thePipes)
{
}

TestExcludeSocketNotifiers::~TestExcludeSocketNotifiers()
{
    close(pipes[0]);
    close(pipes[1]);
}

void TestExcludeSocketNotifiers::slotReceived() { received = true; }

#define QVERIFY(a)                                                                                 \
    if (!a)                                                                                        \
        return 1;

static int tst_processEventsExcludeSocket()
{
    int pipes[2];
    if (pipe(pipes) < 0)
        return 1;
    TestExcludeSocketNotifiers test(pipes);
    QSocketNotifier notifier(pipes[0], QSocketNotifier::Read);
    QObject::connect(&notifier, SIGNAL(activated(int)), &test, SLOT(slotReceived()));
    char dummy = 'a';
    if (1 != write(pipes[1], &dummy, 1))
        return 1;
    QEventLoop loop;
    loop.processEvents(QEventLoop::ExcludeSocketNotifiers);
    QVERIFY(!test.received);
    loop.processEvents();
    QVERIFY(test.received);
    return 0;
}