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

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

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

#include <QtTest/QtTest>

class tst_QFlags: public QObject

{

    Q_OBJECT

private slots:

    void testFlag() const;

    void testFlagZeroFlag() const;

    void testFlagMultiBits() const;

};

void tst_QFlags::testFlag() const

{

    Qt::MouseButtons btn = Qt::LeftButton | Qt::RightButton;

    QVERIFY(btn.testFlag(Qt::LeftButton));

    QVERIFY(!btn.testFlag(Qt::MidButton));

    btn = 0;

    QVERIFY(!btn.testFlag(Qt::LeftButton));

}

void tst_QFlags::testFlagZeroFlag() const

{

    {

        Qt::MouseButtons btn = Qt::LeftButton | Qt::RightButton;

        /* Qt::NoButton has the value 0. */

        QVERIFY(!btn.testFlag(Qt::NoButton));

    }

    {

        /* A zero enum set should test true with zero. */

        QVERIFY(Qt::MouseButtons().testFlag(Qt::NoButton));

    }

    {

        Qt::MouseButtons btn = Qt::NoButton;

        QVERIFY(btn.testFlag(Qt::NoButton));

    }

}

void tst_QFlags::testFlagMultiBits() const

{

    /* Qt::Window is 0x00000001

     * Qt::Dialog is 0x00000002 | Window

     */

    {

        const Qt::WindowFlags onlyWindow(Qt::Window);

        QVERIFY(!onlyWindow.testFlag(Qt::Dialog));

    }

    {

        const Qt::WindowFlags hasDialog(Qt::Dialog);

        QVERIFY(hasDialog.testFlag(Qt::Dialog));

    }

}

QTEST_MAIN(tst_QFlags)

#include "tst_qflags.moc"