tst_qprotobuflazymessagepointer.cpp

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// Copyright (C) 2022 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

#include <QtProtobuf/qprotobuflazymessagepointer.h>

#include <QtProtobuf/qprotobufobject.h>

#include <QtTest/qtest.h>

// Unfortunately this test does not test the QML-ownership parts of the code

class tst_QProtobufLazyMessagePointer : public QObject

    Q_OBJECT

private Q_SLOTS:

    void ctor();

    void reset();

    void get();

};

// @todo: fix this test

class TestStruct : public QProtobufMessage

private:

    Q_PROTOBUF_OBJECT

    Q_PROPERTY(QString name READ name WRITE setName)

public:

    TestStruct() : QProtobufMessage(&staticMetaObject, nullptr) { }

    QString name() const { return m_name; }

    void setName(const QString &name) { m_name = name; }

    QString m_name;

};

const QtProtobufPrivate::QProtobufPropertyOrdering TestStruct::staticPropertyOrdering = {};

void tst_QProtobufLazyMessagePointer::ctor()

    QtProtobufPrivate::QProtobufLazyMessagePointer<TestStruct> ptr;

    QVERIFY(!ptr);

    QtProtobufPrivate::QProtobufLazyMessagePointer<TestStruct> ptr2(nullptr);

    QVERIFY(!ptr2);

    TestStruct *obj = new TestStruct;

    QtProtobufPrivate::QProtobufLazyMessagePointer<TestStruct> ptr3(obj);

    QVERIFY(ptr3);

    QtProtobufPrivate::QProtobufLazyMessagePointer<TestStruct> ptr4 = std::move(ptr3);

    QVERIFY(ptr4);

void tst_QProtobufLazyMessagePointer::reset()

    TestStruct *obj = new TestStruct;

    QtProtobufPrivate::QProtobufLazyMessagePointer<TestStruct> ptr(obj);

    // @todo: messages are no longer a QObject, need to test this different

    // QPointer<QObject> objPtr = obj;

    ptr.reset();

    // QVERIFY(objPtr.isNull());

    ptr.reset();

    // QVERIFY(objPtr.isNull());

    obj = new TestStruct;

    ptr.reset(obj);

    QCOMPARE(ptr.get(), obj);

void tst_QProtobufLazyMessagePointer::get()

    TestStruct *obj = new TestStruct; // QProtobufLazyMessagePointer will deallocate

    obj->setProperty("name", "obj");

    QtProtobufPrivate::QProtobufLazyMessagePointer<TestStruct> ptr(obj);

    QCOMPARE(ptr.get(), obj);

    QCOMPARE(&(*ptr), obj);

    QCOMPARE(ptr->property("name"), obj->property("name"));

    obj->setProperty("name", "obj2");

    QCOMPARE(ptr->property("name"), obj->property("name"));

QTEST_APPLESS_MAIN(tst_QProtobufLazyMessagePointer)

#include "tst_qprotobuflazymessagepointer.moc"