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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <qtest.h>
#include <qsignalspy.h>
#include <private/qqmlglobal_p.h>
class tst_qqmlcpputils : public QObject
{
Q_OBJECT
public:
tst_qqmlcpputils() {}
private slots:
void fastConnect();
void fastCast();
};
class MyObject : public QObject {
Q_OBJECT
public:
MyObject() : slotCount(0) {}
friend class tst_qqmlcpputils;
int slotCount;
signals:
void signal1();
void signal2();
public slots:
void slot1() { slotCount++; }
};
void tst_qqmlcpputils::fastConnect()
{
{
std::unique_ptr<MyObject> obj = std::make_unique<MyObject>();
qmlobject_connect(obj.get(), MyObject, SIGNAL(signal1()), obj.get(), MyObject, SLOT(slot1()));
obj->signal1();
QCOMPARE(obj->slotCount, 1);
}
{
MyObject obj;
qmlobject_connect(&obj, MyObject, SIGNAL(signal1()), &obj, MyObject, SLOT(slot1()));
obj.signal1();
QCOMPARE(obj.slotCount, 1);
}
{
std::unique_ptr<MyObject> obj = std::make_unique<MyObject>();
QSignalSpy spy(obj.get(), SIGNAL(signal2()));
qmlobject_connect(obj.get(), MyObject, SIGNAL(signal1()), obj.get(), MyObject, SIGNAL(signal2()));
obj->signal1();
QCOMPARE(spy.size(), 1);
}
}
void tst_qqmlcpputils::fastCast()
{
{
std::unique_ptr<QObject> myObj = std::make_unique<MyObject>();
MyObject *obj = qmlobject_cast<MyObject*>(myObj.get());
QVERIFY(obj);
QCOMPARE(obj->metaObject(), myObj->metaObject());
obj->slot1();
QCOMPARE(obj->slotCount, 1);
}
{
QObject *nullObj = nullptr;
QObject *obj = qmlobject_cast<QObject *>(nullObj);
QCOMPARE(obj, nullObj); // shouldn't crash/assert.
}
}
QTEST_MAIN(tst_qqmlcpputils)
#include "tst_qqmlcpputils.moc"
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