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