slotclosuretest.cpp

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/**********************************************************************
 * LeechCraft - modular cross-platform feature rich internet client.
 * Copyright (C) 2006-2014  Georg Rudoy
 *
 * Distributed under the Boost Software License, Version 1.0.
 * (See accompanying file LICENSE or copy at https://www.boost.org/LICENSE_1_0.txt)
 **********************************************************************/
 
#include "slotclosuretest.h"
#include <QtTest>
#include "slotclosure.h"
 
QTEST_MAIN (LC::Util::SlotClosureTest)
 
namespace LC
{
namespace Util
{
    void DummyObject::EmitSignal ()
    {
        emit someSignal ();
    }
 
    void SlotClosureTest::testDeleteLater ()
    {
        DummyObject obj;
 
        bool hasRun = false;
        const auto closure = new SlotClosure<DeleteLaterPolicy>
        {
            [&hasRun]
            {
                hasRun = true;
            },
            &obj,
            SIGNAL (someSignal ()),
            nullptr
        };
 
        obj.EmitSignal ();
 
        const QPointer<QObject> closurePtr { closure };
 
        QCOMPARE (hasRun, true);
        QCOMPARE (closurePtr.isNull (), false);
 
        QCoreApplication::sendPostedEvents (nullptr, QEvent::DeferredDelete);
 
        QCOMPARE (closurePtr.isNull (), true);
    }
 
    void SlotClosureTest::testNoDelete ()
    {
        DummyObject obj;
 
        bool hasRun = false;
        const auto closure = new SlotClosure<NoDeletePolicy>
        {
            [&hasRun]
            {
                hasRun = true;
            },
            &obj,
            SIGNAL (someSignal ()),
            nullptr
        };
 
        obj.EmitSignal ();
 
        const QPointer<QObject> closurePtr { closure };
 
        QCOMPARE (hasRun, true);
        QCOMPARE (closurePtr.isNull (), false);
 
        QCoreApplication::sendPostedEvents (nullptr, QEvent::DeferredDelete);
 
        QCOMPARE (closurePtr.isNull (), false);
 
        delete closure;
    }
 
    void SlotClosureTest::testChoiceDelete ()
    {
        DummyObject obj;
 
        bool hasRun = false;
        const auto closure = new SlotClosure<ChoiceDeletePolicy>
        {
            [&hasRun]
            {
                if (hasRun)
                    return ChoiceDeletePolicy::Delete::Yes;
 
                hasRun = true;
                return ChoiceDeletePolicy::Delete::No;
            },
            &obj,
            SIGNAL (someSignal ()),
            nullptr
        };
        const QPointer<QObject> closurePtr { closure };
 
        obj.EmitSignal ();
 
        QCOMPARE (hasRun, true);
        QCOMPARE (closurePtr.isNull (), false);
 
        QCoreApplication::sendPostedEvents (nullptr, QEvent::DeferredDelete);
 
        QCOMPARE (closurePtr.isNull (), false);
 
        obj.EmitSignal ();
        QCoreApplication::sendPostedEvents (nullptr, QEvent::DeferredDelete);
 
        QCOMPARE (closurePtr.isNull (), true);
    }
}
}