diff options
Diffstat (limited to 'tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp')
| -rw-r--r-- | tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp | 365 |
1 files changed, 346 insertions, 19 deletions
diff --git a/tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp b/tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp index 77ea39da53..1208178c8b 100644 --- a/tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp +++ b/tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp @@ -111,6 +111,8 @@ private slots: void metaObject(); void constexprMetaTypeIds(); void constRefs(); + void convertCustomType_data(); + void convertCustomType(); }; struct Foo { int i; }; @@ -1302,15 +1304,20 @@ Q_DECLARE_METATYPE(MyObjectPtr) void tst_QMetaType::automaticTemplateRegistration() { - { - QList<int> intList; - intList << 42; - QVERIFY(QVariant::fromValue(intList).value<QList<int> >().first() == 42); - QVector<QList<int> > vectorList; - vectorList << intList; - QVERIFY(QVariant::fromValue(vectorList).value<QVector<QList<int> > >().first().first() == 42); +#define TEST_SEQUENTIAL_CONTAINER(CONTAINER, VALUE_TYPE) \ + { \ + CONTAINER<VALUE_TYPE> innerContainer; \ + innerContainer.push_back(42); \ + QVERIFY(*QVariant::fromValue(innerContainer).value<CONTAINER<VALUE_TYPE> >().begin() == 42); \ + QVector<CONTAINER<VALUE_TYPE> > outerContainer; \ + outerContainer << innerContainer; \ + QVERIFY(*QVariant::fromValue(outerContainer).value<QVector<CONTAINER<VALUE_TYPE> > >().first().begin() == 42); \ } + TEST_SEQUENTIAL_CONTAINER(QList, int) + TEST_SEQUENTIAL_CONTAINER(std::vector, int) + TEST_SEQUENTIAL_CONTAINER(std::list, int) + { QList<QByteArray> bytearrayList; bytearrayList << QByteArray("foo"); @@ -1323,14 +1330,9 @@ void tst_QMetaType::automaticTemplateRegistration() QCOMPARE(::qMetaTypeId<QVariantList>(), (int)QMetaType::QVariantList); QCOMPARE(::qMetaTypeId<QList<QVariant> >(), (int)QMetaType::QVariantList); - { - QList<QVariant> variantList; - variantList << 42; - QVERIFY(QVariant::fromValue(variantList).value<QList<QVariant> >().first() == 42); - QVector<QList<QVariant> > vectorList; - vectorList << variantList; - QVERIFY(QVariant::fromValue(vectorList).value<QVector<QList<QVariant> > >().first().first() == 42); - } + TEST_SEQUENTIAL_CONTAINER(QList, QVariant) + TEST_SEQUENTIAL_CONTAINER(std::vector, QVariant) + TEST_SEQUENTIAL_CONTAINER(std::list, QVariant) { QList<QSharedPointer<QObject> > sharedPointerList; @@ -1395,6 +1397,31 @@ void tst_QMetaType::automaticTemplateRegistration() QCOMPARE(QVariant::fromValue(variantMap).value<QVariantMap>().value(QStringLiteral("4")), QVariant(2)); } { + typedef std::map<int, int> IntIntMap; + IntIntMap intIntMap; + intIntMap[4] = 2; + QCOMPARE(QVariant::fromValue(intIntMap).value<IntIntMap>()[4], 2); + } + { + typedef std::map<int, uint> StdIntUIntMap; + StdIntUIntMap intUIntMap; + intUIntMap[4] = 2; + QCOMPARE(QVariant::fromValue(intUIntMap).value<StdIntUIntMap>()[4], (uint)2); + } + { + typedef std::map<int, CustomObject*> StdMapIntCustomObject ; + StdMapIntCustomObject intComparableMap; + CustomObject *o = 0; + intComparableMap[4] = o; + QCOMPARE(QVariant::fromValue(intComparableMap).value<StdMapIntCustomObject >()[4], o); + } + { + typedef std::map<QString, QVariant> StdMapStringVariant; + StdMapStringVariant variantMap; + variantMap[QStringLiteral("4")] = 2; + QCOMPARE(QVariant::fromValue(variantMap).value<StdMapStringVariant>()[QStringLiteral("4")], QVariant(2)); + } + { typedef QPair<int, int> IntIntPair; IntIntPair intIntPair = qMakePair(4, 2); QCOMPARE(QVariant::fromValue(intIntPair).value<IntIntPair>().first, 4); @@ -1412,6 +1439,25 @@ void tst_QMetaType::automaticTemplateRegistration() QCOMPARE(QVariant::fromValue(intComparablePair).value<IntComparablePair>().second, m); } { + typedef std::pair<int, int> IntIntPair; + IntIntPair intIntPair = std::make_pair(4, 2); + QCOMPARE(QVariant::fromValue(intIntPair).value<IntIntPair>().first, 4); + QCOMPARE(QVariant::fromValue(intIntPair).value<IntIntPair>().second, 2); + } + { + typedef std::pair<int, uint> StdIntUIntPair; + StdIntUIntPair intUIntPair = std::make_pair<int, uint>(4, 2); + QCOMPARE(QVariant::fromValue(intUIntPair).value<StdIntUIntPair>().first, 4); + QCOMPARE(QVariant::fromValue(intUIntPair).value<StdIntUIntPair>().second, (uint)2); + } + { + typedef std::pair<int, CustomQObject*> StdIntComparablePair; + CustomQObject* o = 0; + StdIntComparablePair intComparablePair = std::make_pair(4, o); + QCOMPARE(QVariant::fromValue(intComparablePair).value<StdIntComparablePair>().first, 4); + QCOMPARE(QVariant::fromValue(intComparablePair).value<StdIntComparablePair>().second, o); + } + { typedef QHash<int, UnregisteredType> IntUnregisteredTypeHash; QVERIFY(qRegisterMetaType<IntUnregisteredTypeHash>("IntUnregisteredTypeHash") > 0); } @@ -1446,17 +1492,14 @@ void tst_QMetaType::automaticTemplateRegistration() F(uint, __VA_ARGS__) \ F(qlonglong, __VA_ARGS__) \ F(qulonglong, __VA_ARGS__) \ - F(double, __VA_ARGS__) \ F(long, __VA_ARGS__) \ F(short, __VA_ARGS__) \ F(char, __VA_ARGS__) \ F(ulong, __VA_ARGS__) \ F(ushort, __VA_ARGS__) \ F(uchar, __VA_ARGS__) \ - F(float, __VA_ARGS__) \ F(QObject*, __VA_ARGS__) \ - F(QString, __VA_ARGS__) \ - F(CustomMovable, __VA_ARGS__) + F(QString, __VA_ARGS__) #define CREATE_AND_VERIFY_CONTAINER(CONTAINER, ...) \ @@ -1774,6 +1817,286 @@ void tst_QMetaType::constRefs() #endif } +struct CustomConvertibleType +{ + explicit CustomConvertibleType(const QVariant &foo = QVariant()) : m_foo(foo) {} + virtual ~CustomConvertibleType() {} + QString toString() const { return QLatin1String("CustomConvertibleType::toString()"); } + operator QPoint() const { return QPoint(12, 34); } + template<typename To> + To convert() const { return s_value.value<To>();} + template<typename To> + To convertOk(bool *ok) const { *ok = s_ok; return s_value.value<To>();} + + QVariant m_foo; + static QVariant s_value; + static bool s_ok; +}; + +bool operator==(const CustomConvertibleType &lhs, const CustomConvertibleType &rhs) +{ return lhs.m_foo == rhs.m_foo; } +bool operator!=(const CustomConvertibleType &lhs, const CustomConvertibleType &rhs) +{ return !operator==(lhs, rhs); } + +QVariant CustomConvertibleType::s_value; +bool CustomConvertibleType::s_ok = true; + +struct CustomConvertibleType2 +{ + // implicit + CustomConvertibleType2(const CustomConvertibleType &t = CustomConvertibleType()) + : m_foo(t.m_foo) {} + virtual ~CustomConvertibleType2() {} + + QVariant m_foo; +}; + +bool operator==(const CustomConvertibleType2 &lhs, const CustomConvertibleType2 &rhs) +{ return lhs.m_foo == rhs.m_foo; } +bool operator!=(const CustomConvertibleType2 &lhs, const CustomConvertibleType2 &rhs) +{ return !operator==(lhs, rhs); } + +Q_DECLARE_METATYPE(CustomConvertibleType); +Q_DECLARE_METATYPE(CustomConvertibleType2); + +template<typename T, typename U> +U convert(const T &t) +{ + return t; +} + +template<typename From> +struct ConvertFunctor +{ + CustomConvertibleType operator()(const From& f) const + { + return CustomConvertibleType(QVariant::fromValue(f)); + } +}; + +template<typename From, typename To> +bool hasRegisteredConverterFunction() +{ + return QMetaType::hasRegisteredConverterFunction<From, To>(); +} + +template<typename From, typename To> +void testCustomTypeNotYetConvertible() +{ + QVERIFY((!hasRegisteredConverterFunction<From, To>())); + QVERIFY((!QVariant::fromValue<From>(From()).canConvert(qMetaTypeId<To>()))); +} + +template<typename From, typename To> +void testCustomTypeConvertible() +{ + QVERIFY((hasRegisteredConverterFunction<From, To>())); + QVERIFY((QVariant::fromValue<From>(From()).canConvert(qMetaTypeId<To>()))); +} + +void customTypeNotYetConvertible() +{ + testCustomTypeNotYetConvertible<CustomConvertibleType, QString>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, bool>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, int>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, double>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, float>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, QRect>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, QRectF>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, QPoint>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, QPointF>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, QSize>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, QSizeF>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, QLine>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, QLineF>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, QChar>(); + testCustomTypeNotYetConvertible<QString, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<bool, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<int, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<double, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<float, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<QRect, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<QRectF, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<QPoint, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<QPointF, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<QSize, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<QSizeF, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<QLine, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<QLineF, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<QChar, CustomConvertibleType>(); + testCustomTypeNotYetConvertible<CustomConvertibleType, CustomConvertibleType2>(); +} + +void registerCustomTypeConversions() +{ + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, QString>(&CustomConvertibleType::convertOk<QString>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, bool>(&CustomConvertibleType::convert<bool>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, int>(&CustomConvertibleType::convertOk<int>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, double>(&CustomConvertibleType::convert<double>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, float>(&CustomConvertibleType::convertOk<float>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, QRect>(&CustomConvertibleType::convert<QRect>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, QRectF>(&CustomConvertibleType::convertOk<QRectF>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, QPoint>(convert<CustomConvertibleType,QPoint>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, QPointF>(&CustomConvertibleType::convertOk<QPointF>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, QSize>(&CustomConvertibleType::convert<QSize>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, QSizeF>(&CustomConvertibleType::convertOk<QSizeF>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, QLine>(&CustomConvertibleType::convert<QLine>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, QLineF>(&CustomConvertibleType::convertOk<QLineF>))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, QChar>(&CustomConvertibleType::convert<QChar>))); + QVERIFY((QMetaType::registerConverter<QString, CustomConvertibleType>(ConvertFunctor<QString>()))); + QVERIFY((QMetaType::registerConverter<bool, CustomConvertibleType>(ConvertFunctor<bool>()))); + QVERIFY((QMetaType::registerConverter<int, CustomConvertibleType>(ConvertFunctor<int>()))); + QVERIFY((QMetaType::registerConverter<double, CustomConvertibleType>(ConvertFunctor<double>()))); + QVERIFY((QMetaType::registerConverter<float, CustomConvertibleType>(ConvertFunctor<float>()))); + QVERIFY((QMetaType::registerConverter<QRect, CustomConvertibleType>(ConvertFunctor<QRect>()))); + QVERIFY((QMetaType::registerConverter<QRectF, CustomConvertibleType>(ConvertFunctor<QRectF>()))); + QVERIFY((QMetaType::registerConverter<QPoint, CustomConvertibleType>(ConvertFunctor<QPoint>()))); + QVERIFY((QMetaType::registerConverter<QPointF, CustomConvertibleType>(ConvertFunctor<QPointF>()))); + QVERIFY((QMetaType::registerConverter<QSize, CustomConvertibleType>(ConvertFunctor<QSize>()))); + QVERIFY((QMetaType::registerConverter<QSizeF, CustomConvertibleType>(ConvertFunctor<QSizeF>()))); + QVERIFY((QMetaType::registerConverter<QLine, CustomConvertibleType>(ConvertFunctor<QLine>()))); + QVERIFY((QMetaType::registerConverter<QLineF, CustomConvertibleType>(ConvertFunctor<QLineF>()))); + QVERIFY((QMetaType::registerConverter<QChar, CustomConvertibleType>(ConvertFunctor<QChar>()))); + QVERIFY((QMetaType::registerConverter<CustomConvertibleType, CustomConvertibleType2>())); + QTest::ignoreMessage(QtWarningMsg, "Type conversion already registered from type CustomConvertibleType to type CustomConvertibleType2"); + QVERIFY((!QMetaType::registerConverter<CustomConvertibleType, CustomConvertibleType2>())); +} + +void tst_QMetaType::convertCustomType_data() +{ + customTypeNotYetConvertible(); + registerCustomTypeConversions(); + + QTest::addColumn<bool>("ok"); + QTest::addColumn<QString>("testQString"); + QTest::addColumn<bool>("testBool"); + QTest::addColumn<int>("testInt"); + QTest::addColumn<double>("testDouble"); + QTest::addColumn<float>("testFloat"); + QTest::addColumn<QRect>("testQRect"); + QTest::addColumn<QRectF>("testQRectF"); + QTest::addColumn<QPoint>("testQPoint"); + QTest::addColumn<QPointF>("testQPointF"); + QTest::addColumn<QSize>("testQSize"); + QTest::addColumn<QSizeF>("testQSizeF"); + QTest::addColumn<QLine>("testQLine"); + QTest::addColumn<QLineF>("testQLineF"); + QTest::addColumn<QChar>("testQChar"); + QTest::addColumn<CustomConvertibleType>("testCustom"); + + QTest::newRow("default") << true + << QString::fromLatin1("string") << true << 15 + << double(3.14) << float(3.6) << QRect(1, 2, 3, 4) + << QRectF(1.4, 1.9, 10.9, 40.2) << QPoint(12, 34) + << QPointF(9.2, 2.7) << QSize(4, 9) << QSizeF(3.3, 9.8) + << QLine(3, 9, 29, 4) << QLineF(38.9, 28.9, 102.3, 0.0) + << QChar('Q') << CustomConvertibleType(QString::fromLatin1("test")); + QTest::newRow("not ok") << false + << QString::fromLatin1("string") << true << 15 + << double(3.14) << float(3.6) << QRect(1, 2, 3, 4) + << QRectF(1.4, 1.9, 10.9, 40.2) << QPoint(12, 34) + << QPointF(9.2, 2.7) << QSize(4, 9) << QSizeF(3.3, 9.8) + << QLine(3, 9, 29, 4) << QLineF() + << QChar('Q') << CustomConvertibleType(42); +} + +void tst_QMetaType::convertCustomType() +{ + QFETCH(bool, ok); + CustomConvertibleType::s_ok = ok; + + CustomConvertibleType t; + QVariant v = QVariant::fromValue(t); + QFETCH(QString, testQString); + CustomConvertibleType::s_value = testQString; + QCOMPARE(v.toString(), ok ? testQString : QString()); + QCOMPARE(v.value<QString>(), ok ? testQString : QString()); + QVERIFY(CustomConvertibleType::s_value.canConvert<CustomConvertibleType>()); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toString()), testQString); + + QFETCH(bool, testBool); + CustomConvertibleType::s_value = testBool; + QCOMPARE(v.toBool(), testBool); + QCOMPARE(v.value<bool>(), testBool); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toBool()), testBool); + + QFETCH(int, testInt); + CustomConvertibleType::s_value = testInt; + QCOMPARE(v.toInt(), ok ? testInt : 0); + QCOMPARE(v.value<int>(), ok ? testInt : 0); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toInt()), testInt); + + QFETCH(double, testDouble); + CustomConvertibleType::s_value = testDouble; + QCOMPARE(v.toDouble(), testDouble); + QCOMPARE(v.value<double>(), testDouble); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toDouble()), testDouble); + + QFETCH(float, testFloat); + CustomConvertibleType::s_value = testFloat; + QCOMPARE(v.toFloat(), ok ? testFloat : 0.0); + QCOMPARE(v.value<float>(), ok ? testFloat : 0.0); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toFloat()), testFloat); + + QFETCH(QRect, testQRect); + CustomConvertibleType::s_value = testQRect; + QCOMPARE(v.toRect(), testQRect); + QCOMPARE(v.value<QRect>(), testQRect); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toRect()), testQRect); + + QFETCH(QRectF, testQRectF); + CustomConvertibleType::s_value = testQRectF; + QCOMPARE(v.toRectF(), ok ? testQRectF : QRectF()); + QCOMPARE(v.value<QRectF>(), ok ? testQRectF : QRectF()); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toRectF()), testQRectF); + + QFETCH(QPoint, testQPoint); + CustomConvertibleType::s_value = testQPoint; + QCOMPARE(v.toPoint(), testQPoint); + QCOMPARE(v.value<QPoint>(), testQPoint); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toPoint()), testQPoint); + + QFETCH(QPointF, testQPointF); + CustomConvertibleType::s_value = testQPointF; + QCOMPARE(v.toPointF(), ok ? testQPointF : QPointF()); + QCOMPARE(v.value<QPointF>(), ok ? testQPointF : QPointF()); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toPointF()), testQPointF); + + QFETCH(QSize, testQSize); + CustomConvertibleType::s_value = testQSize; + QCOMPARE(v.toSize(), testQSize); + QCOMPARE(v.value<QSize>(), testQSize); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toSize()), testQSize); + + QFETCH(QSizeF, testQSizeF); + CustomConvertibleType::s_value = testQSizeF; + QCOMPARE(v.toSizeF(), ok ? testQSizeF : QSizeF()); + QCOMPARE(v.value<QSizeF>(), ok ? testQSizeF : QSizeF()); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toSizeF()), testQSizeF); + + QFETCH(QLine, testQLine); + CustomConvertibleType::s_value = testQLine; + QCOMPARE(v.toLine(), testQLine); + QCOMPARE(v.value<QLine>(), testQLine); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toLine()), testQLine); + + QFETCH(QLineF, testQLineF); + CustomConvertibleType::s_value = testQLineF; + QCOMPARE(v.toLineF(), ok ? testQLineF : QLineF()); + QCOMPARE(v.value<QLineF>(), ok ? testQLineF : QLineF()); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toLineF()), testQLineF); + + QFETCH(QChar, testQChar); + CustomConvertibleType::s_value = testQChar; + QCOMPARE(v.toChar(), testQChar); + QCOMPARE((CustomConvertibleType::s_value.value<CustomConvertibleType>().m_foo.toChar()), testQChar); + + QFETCH(CustomConvertibleType, testCustom); + v = QVariant::fromValue(testCustom); + QVERIFY(v.canConvert(::qMetaTypeId<CustomConvertibleType2>())); + QCOMPARE(v.value<CustomConvertibleType2>().m_foo, testCustom.m_foo); +} + // Compile-time test, it should be possible to register function pointer types class Undefined; @@ -1781,11 +2104,15 @@ typedef Undefined (*UndefinedFunction0)(); typedef Undefined (*UndefinedFunction1)(Undefined); typedef Undefined (*UndefinedFunction2)(Undefined, Undefined); typedef Undefined (*UndefinedFunction3)(Undefined, Undefined, Undefined); +typedef Undefined (*UndefinedFunction4)(Undefined, Undefined, Undefined, Undefined, Undefined, Undefined, Undefined, Undefined); Q_DECLARE_METATYPE(UndefinedFunction0); Q_DECLARE_METATYPE(UndefinedFunction1); Q_DECLARE_METATYPE(UndefinedFunction2); Q_DECLARE_METATYPE(UndefinedFunction3); +#ifdef Q_COMPILER_VARIADIC_TEMPLATES +Q_DECLARE_METATYPE(UndefinedFunction4); +#endif QTEST_MAIN(tst_QMetaType) #include "tst_qmetatype.moc" |