/****************************************************************************

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** This file is part of the test suite of the Qt Toolkit.

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** License version 2.1 as published by the Free Software Foundation and

** appearing in the file LICENSE.LGPL included in the packaging of this

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** Alternatively, this file may be used under the terms of the GNU General

** Public License version 3.0 as published by the Free Software Foundation

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****************************************************************************/

#include <QtTest/QtTest>

#include <qthread.h>

#include <q3semaphore.h>

#include "q3semaphore.h"

//TESTED_CLASS=

//TESTED_FILES=

class tst_Q3Semaphore : public QObject

{

    Q_OBJECT

public:

    tst_Q3Semaphore();

    virtual ~tst_Q3Semaphore();

public slots:

    void init();

    void cleanup();

private slots:

    void incrementOne();

    void incrementN();

};

Q3Semaphore *semaphore = 0;

tst_Q3Semaphore::tst_Q3Semaphore()

{

}

tst_Q3Semaphore::~tst_Q3Semaphore()

{

}

// init() will be executed immediately before each testfunction is run.

void tst_Q3Semaphore::init()

{

}

// cleanup() will be executed immediately after each testfunction is run.

void tst_Q3Semaphore::cleanup()

{

}

class ThreadOne : public QThread

{

public:

    ThreadOne() {}

protected:

    void run()

    {

	int i = 0;

	while ( i < 100 ) {

	    (*semaphore)++;

	    i++;

	    (*semaphore)--;

	}

    }

};

void tst_Q3Semaphore::incrementOne()

{

    QVERIFY(!semaphore);

    semaphore = new Q3Semaphore(1);

    ThreadOne t1;

    ThreadOne t2;

    t1.start();

    t2.start();

    QVERIFY(t1.wait(4000));

    QVERIFY(t2.wait(4000));

    delete semaphore;

    semaphore = 0;

}

class ThreadN : public QThread

{

    int N;

 public:

    ThreadN(int n) :N(n) { }

protected:

    void run()

    {

	int i = 0;

	while ( i < 100 ) {

	    (*semaphore)+=N;

	    i++;

	    (*semaphore)-=N;

	}

    }

};

void tst_Q3Semaphore::incrementN()

{

    QVERIFY(!semaphore);

    semaphore = new Q3Semaphore(4);

    ThreadN t1(2);

    ThreadN t2(3);

    t1.start();

    t2.start();

    QVERIFY(t1.wait(4000));

    QVERIFY(t2.wait(4000));

    delete semaphore;

    semaphore = 0;

}

QTEST_MAIN(tst_Q3Semaphore)

#include "tst_q3semaphore.moc"