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Split up the QMetaType unit test

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gcc 9 consumed enourmous amounts of memory building the test, regularly
dying on a VM with 4GB RAM. Splitting it up helps.

As a drive-by, use inline static variables, and rename the header used by
other tests to tst_qmetatype_common.h.

Change-Id: Ib716d8e3506aac6c87845e57b04cb1a4f6c68387
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
This commit is contained in:
Volker Hilsheimer 2021-02-07 11:45:06 +01:00
parent 2861cfb6f8
commit 85416ae6fd
7 changed files with 980 additions and 926 deletions
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2
tests/auto/corelib/io/qsettings/tst_qsettings.cpp
View File

@ -45,7 +45,7 @@
#include <QtCore>
#include <QtGui>
#include "tst_qmetatype.h"
#include "tst_qmetatype_common.h"
#include <cctype>
#include <stdlib.h>

2
tests/auto/corelib/kernel/qmetatype/CMakeLists.txt
View File

@ -9,7 +9,7 @@ list(APPEND test_data "./typeFlags.bin")
qt_internal_add_test(tst_qmetatype
SOURCES
tst_qmetatype.cpp
tst_qmetatype.h tst_qmetatype.cpp tst_qmetatype2.cpp
DEFINES
QT_DISABLE_DEPRECATED_BEFORE=0
INCLUDE_DIRECTORIES

665
tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp
View File

@ -1,6 +1,6 @@
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
@ -26,13 +26,9 @@
**
****************************************************************************/
#include <QtCore>
#include <QTest>
#include <QtCore/private/qmetaobjectbuilder_p.h>
#include "tst_qmetatype.h"
#include "tst_qvariant_common.h"
#include <QtCore/private/qmetaobjectbuilder_p.h>
#ifdef Q_OS_LINUX
# include <pthread.h>
@ -153,91 +149,6 @@ static_assert(!QTypeTraits::has_operator_less_than_v<std::tuple<int, Nested2>>);
}
class tst_QMetaType: public QObject
{
Q_OBJECT
Q_PROPERTY(QList<QVariant> prop READ prop WRITE setProp)
public:
struct GadgetPropertyType {
QByteArray type;
QByteArray name;
QVariant testData;
};
tst_QMetaType() { propList << 42 << "Hello"; }
QList<QVariant> prop() const { return propList; }
void setProp(const QList<QVariant> &list) { propList = list; }
private:
void registerGadget(const char * name, const QList<GadgetPropertyType> &gadgetProperties);
QList<QVariant> propList;
private slots:
void defined();
void threadSafety();
void namespaces();
void id();
void qMetaTypeId();
void properties();
void normalizedTypes();
void typeName_data();
void typeName();
void type_data();
void type();
void type_fromSubString_data();
void type_fromSubString();
void create_data();
void create();
void createCopy_data();
void createCopy();
void sizeOf_data();
void sizeOf();
void sizeOfStaticLess_data();
void sizeOfStaticLess();
void alignOf_data();
void alignOf();
void flags_data();
void flags();
void flagsStaticLess_data();
void flagsStaticLess();
void flagsBinaryCompatibility6_0_data();
void flagsBinaryCompatibility6_0();
void construct_data();
void construct();
void typedConstruct();
void constructCopy_data();
void constructCopy();
void typedefs();
void registerType();
void isRegistered_data();
void isRegistered();
void isRegisteredStaticLess_data();
void isRegisteredStaticLess();
void isEnum();
void automaticTemplateRegistration();
void saveAndLoadBuiltin_data();
void saveAndLoadBuiltin();
void saveAndLoadCustom();
void metaObject_data();
void metaObject();
void constexprMetaTypeIds();
void constRefs();
void convertCustomType_data();
void convertCustomType();
void compareCustomEqualOnlyType();
void customDebugStream();
void unknownType();
void fromType();
void operatorEq_data();
void operatorEq();
void typesWithInaccessibleDTors();
void voidIsNotUnknown();
void typeNameNormalization();
};
struct BaseGenericType
{
int m_typeId = -1;
@ -647,18 +558,6 @@ void tst_QMetaType::properties()
QCOMPARE(v.toList().count(), 4);
}
template <typename T>
struct Whity { T t; Whity() {} };
Q_DECLARE_METATYPE( Whity < int > )
Q_DECLARE_METATYPE(Whity<double>)
#if !defined(Q_CC_CLANG) && defined(Q_CC_GNU) && Q_CC_GNU < 501
QT_BEGIN_NAMESPACE
Q_DECLARE_TYPEINFO(Whity<double>, Q_RELOCATABLE_TYPE);
QT_END_NAMESPACE
#endif
void tst_QMetaType::normalizedTypes()
{
int WhityIntId = ::qMetaTypeId<Whity<int> >();
@ -1011,20 +910,6 @@ void tst_QMetaType::alignOf()
QCOMPARE(size_t(QMetaType(type).alignOf()), size);
}
struct CustomMovable { CustomMovable() {} };
// needed for QSet<CustomMovable>. We actually check that it makes sense.
bool operator==(const CustomMovable &, const CustomMovable &) { return true; }
qsizetype qHash(const CustomMovable &, qsizetype seed = 0) { return seed; }
#if !defined(Q_CC_CLANG) && defined(Q_CC_GNU) && Q_CC_GNU < 501
QT_BEGIN_NAMESPACE
Q_DECLARE_TYPEINFO(CustomMovable, Q_RELOCATABLE_TYPE);
QT_END_NAMESPACE
#endif
Q_DECLARE_METATYPE(CustomMovable);
class CustomObject : public QObject
{
Q_OBJECT
@ -2234,549 +2119,5 @@ void tst_QMetaType::constexprMetaTypeIds()
Q_UNUSED(metaType);
}
void tst_QMetaType::constRefs()
{
QCOMPARE(::qMetaTypeId<const int &>(), ::qMetaTypeId<int>());
QCOMPARE(::qMetaTypeId<const QString &>(), ::qMetaTypeId<QString>());
QCOMPARE(::qMetaTypeId<const CustomMovable &>(), ::qMetaTypeId<CustomMovable>());
QCOMPARE(::qMetaTypeId<const QList<CustomMovable> &>(), ::qMetaTypeId<QList<CustomMovable> >());
static_assert(::qMetaTypeId<const int &>() == ::qMetaTypeId<int>());
}
struct CustomConvertibleType
{
explicit CustomConvertibleType(const QVariant &foo = QVariant()) : m_foo(foo) {}
virtual ~CustomConvertibleType() {}
QString toString() const { return m_foo.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.toString() < rhs.m_foo.toString(); }
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;
};
struct CustomDebugStreamableType
{
QString toString() const { return "test"; }
};
struct CustomDebugStreamableType2
{
QString toString() const { return "test"; }
};
QDebug operator<<(QDebug dbg, const CustomDebugStreamableType&)
{
return dbg << "string-content";
}
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); }
struct CustomEqualsOnlyType
{
explicit CustomEqualsOnlyType(int value = 0) : val(value) {}
virtual ~CustomEqualsOnlyType() {}
int val;
};
bool operator==(const CustomEqualsOnlyType &lhs, const CustomEqualsOnlyType &rhs)
{ return lhs.val == rhs.val;}
bool operator!=(const CustomEqualsOnlyType &lhs, const CustomEqualsOnlyType &rhs)
{ return !operator==(lhs, rhs); }
static_assert(QTypeTraits::has_operator_equal_v<CustomEqualsOnlyType>);
static_assert(!QTypeTraits::has_operator_less_than_v<CustomEqualsOnlyType>);
Q_DECLARE_METATYPE(CustomConvertibleType);
Q_DECLARE_METATYPE(CustomConvertibleType2);
Q_DECLARE_METATYPE(CustomDebugStreamableType);
Q_DECLARE_METATYPE(CustomEqualsOnlyType);
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()).template canConvert<To>()));
}
template<typename From, typename To>
void testCustomTypeConvertible()
{
QVERIFY((hasRegisteredConverterFunction<From, To>()));
QVERIFY((QVariant::fromValue<From>(From()).template canConvert<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);
}
void tst_QMetaType::compareCustomEqualOnlyType()
{
QMetaType type = QMetaType::fromType<CustomEqualsOnlyType>();
CustomEqualsOnlyType val50(50);
CustomEqualsOnlyType val100(100);
CustomEqualsOnlyType val100x(100);
QVariant variant50 = QVariant::fromValue(val50);
QVariant variant100 = QVariant::fromValue(val100);
QVariant variant100x = QVariant::fromValue(val100x);
QVERIFY(variant50 != variant100);
QVERIFY(variant50 != variant100x);
QVERIFY(variant100 != variant50);
QVERIFY(variant100x != variant50);
QCOMPARE(variant100, variant100x);
QCOMPARE(variant100, variant100);
// check QMetaType::compare works/doesn't crash for equals only comparators
auto cmp = type.compare(variant50.constData(), variant50.constData());
QCOMPARE(cmp, QPartialOrdering::Unordered);
bool equals = type.equals(variant50.constData(), variant50.constData());
QVERIFY(equals);
cmp = type.compare(variant100.constData(), variant100x.constData());
QCOMPARE(cmp, QPartialOrdering::Unordered);
equals = type.equals(variant100.constData(), variant100x.constData());
QVERIFY(equals);
cmp = type.compare(variant50.constData(), variant100.constData());
QCOMPARE(cmp, QPartialOrdering::Unordered);
equals = type.equals(variant50.constData(), variant100.constData());
QVERIFY(!equals);
//check QMetaType::equals for type w/o equals comparator being registered
CustomMovable movable1;
CustomMovable movable2;
type = QMetaType::fromType<CustomMovable>();
equals = type.equals(&movable1, &movable2);
}
struct MessageHandlerCustom : public MessageHandler
{
MessageHandlerCustom(const int typeId)
: MessageHandler(typeId, handler)
{}
static void handler(QtMsgType, const QMessageLogContext &, const QString &msg)
{
QCOMPARE(msg.trimmed(), expectedMessage.trimmed());
}
static QString expectedMessage;
};
QString MessageHandlerCustom::expectedMessage;
void tst_QMetaType::customDebugStream()
{
MessageHandlerCustom handler(::qMetaTypeId<CustomDebugStreamableType>());
QVariant v1 = QVariant::fromValue(CustomDebugStreamableType());
handler.expectedMessage = "QVariant(CustomDebugStreamableType, string-content)";
qDebug() << v1;
MessageHandlerCustom handler2(::qMetaTypeId<CustomDebugStreamableType2>());
QMetaType::registerConverter<CustomDebugStreamableType2, QString>(&CustomDebugStreamableType2::toString);
handler2.expectedMessage = "QVariant(CustomDebugStreamableType2, \"test\")";
QVariant v2 = QVariant::fromValue(CustomDebugStreamableType2());
qDebug() << v2;
}
void tst_QMetaType::unknownType()
{
QMetaType invalid(QMetaType::UnknownType);
QVERIFY(!invalid.create());
QVERIFY(!invalid.sizeOf());
QVERIFY(!invalid.metaObject());
int buffer = 0xBAD;
invalid.construct(&buffer);
QCOMPARE(buffer, 0xBAD);
}
void tst_QMetaType::fromType()
{
#define FROMTYPE_CHECK(MetaTypeName, MetaTypeId, RealType) \
QCOMPARE(QMetaType::fromType<RealType>(), QMetaType(MetaTypeId)); \
QVERIFY(QMetaType::fromType<RealType>() == QMetaType(MetaTypeId)); \
QVERIFY(!(QMetaType::fromType<RealType>() != QMetaType(MetaTypeId))); \
if (MetaTypeId != QMetaType::Void) \
QCOMPARE(QMetaType::fromType<RealType>().id(), MetaTypeId);
FOR_EACH_CORE_METATYPE(FROMTYPE_CHECK)
QVERIFY(QMetaType::fromType<QString>() != QMetaType());
QCOMPARE(QMetaType(), QMetaType());
QCOMPARE(QMetaType(QMetaType::UnknownType), QMetaType());
FROMTYPE_CHECK(_, ::qMetaTypeId<Whity<int>>(), Whity<int>)
#undef FROMTYPE_CHECK
}
template<char X, typename T = void>
struct CharTemplate
{
struct
{
int a;
} x;
};
void tst_QMetaType::operatorEq_data()
{
QTest::addColumn<QMetaType>("typeA");
QTest::addColumn<QMetaType>("typeB");
QTest::addColumn<bool>("eq");
QTest::newRow("String") << QMetaType(QMetaType::QString)
<< QMetaType::fromType<const QString &>() << true;
QTest::newRow("void1") << QMetaType(QMetaType::UnknownType) << QMetaType::fromType<void>()
<< false;
QTest::newRow("void2") << QMetaType::fromType<const void>() << QMetaType::fromType<void>()
<< true;
QTest::newRow("list1") << QMetaType::fromType<QList<const int *>>()
<< QMetaType::fromType<QList<const int *>>() << true;
QTest::newRow("list2") << QMetaType::fromType<QList<const int *>>()
<< QMetaType::fromType<QList<int *>>() << false;
QTest::newRow("char1") << QMetaType::fromType<CharTemplate<'>'>>()
<< QMetaType::fromType<CharTemplate<'>', void>>() << true;
QTest::newRow("annon1") << QMetaType::fromType<decltype(CharTemplate<'>'>::x)>()
<< QMetaType::fromType<decltype(CharTemplate<'>'>::x)>() << true;
QTest::newRow("annon2") << QMetaType::fromType<decltype(CharTemplate<'>'>::x)>()
<< QMetaType::fromType<decltype(CharTemplate<'<'>::x)>() << false;
}
void tst_QMetaType::operatorEq()
{
QFETCH(QMetaType, typeA);
QFETCH(QMetaType, typeB);
QFETCH(bool, eq);
QCOMPARE(typeA == typeB, eq);
QCOMPARE(typeB == typeA, eq);
QCOMPARE(typeA != typeB, !eq);
QCOMPARE(typeB != typeA, !eq);
}
class WithPrivateDTor {
~WithPrivateDTor(){};
};
struct WithDeletedDtor {
~WithDeletedDtor() = delete;
};
void tst_QMetaType::typesWithInaccessibleDTors()
{
// should compile
Q_UNUSED(QMetaType::fromType<WithPrivateDTor>());
Q_UNUSED(QMetaType::fromType<WithDeletedDtor>());
}
void tst_QMetaType::voidIsNotUnknown()
{
QMetaType voidType = QMetaType::fromType<void>();
QMetaType voidType2 = QMetaType(QMetaType::Void);
QCOMPARE(voidType, voidType2);
QVERIFY(voidType != QMetaType(QMetaType::UnknownType));
}
void tst_QMetaType::typeNameNormalization()
{
// check the we normalize types the right way
#define CHECK_TYPE_NORMALIZATION(Normalized, ...) \
do { \
/*QCOMPARE(QtPrivate::typenameHelper<Type>(), Normalized);*/ \
QByteArray typeName = QMetaObject::normalizedType(#__VA_ARGS__); \
QCOMPARE(typeName, Normalized); \
typeName = QMetaType::fromType<__VA_ARGS__>().name(); \
QCOMPARE(typeName, Normalized); \
} while (0)
CHECK_TYPE_NORMALIZATION("QList<QString*const>", QList<QString * const>);
CHECK_TYPE_NORMALIZATION("QList<const QString*>", QList<const QString * >);
CHECK_TYPE_NORMALIZATION("QList<const QString*const>", QList<const QString * const>);
CHECK_TYPE_NORMALIZATION("QList<const QString*>", QList<QString const *>);
CHECK_TYPE_NORMALIZATION("QList<signed char>", QList<signed char>);
CHECK_TYPE_NORMALIZATION("QList<uint>", QList<unsigned>);
CHECK_TYPE_NORMALIZATION("uint", uint);
CHECK_TYPE_NORMALIZATION("QList<QHash<uint,QString*>>", QList<QHash<unsigned, QString *>>);
CHECK_TYPE_NORMALIZATION("QList<qlonglong>", QList<qlonglong>);
CHECK_TYPE_NORMALIZATION("QList<qulonglong>", QList<qulonglong>);
CHECK_TYPE_NORMALIZATION("QList<qlonglong>", QList<long long>);
CHECK_TYPE_NORMALIZATION("QList<qulonglong>", QList<unsigned long long>);
CHECK_TYPE_NORMALIZATION("QList<qulonglong*>", QList<unsigned long long *>);
CHECK_TYPE_NORMALIZATION("QList<ulong>", QList<long unsigned >);
#ifdef Q_CC_MSVC
CHECK_TYPE_NORMALIZATION("qulonglong", __int64 unsigned);
#endif
CHECK_TYPE_NORMALIZATION("std::pair<const QString&&,short>", QPair<const QString &&, signed short>);
// The string based normalization doesn't handle aliases, QMetaType::fromType() does
// CHECK_TYPE_NORMALIZATION("qulonglong", quint64);
QCOMPARE(QMetaType::fromType<quint64>().name(), "qulonglong");
}
// Compile-time test, it should be possible to register function pointer types
class Undefined;
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);
Q_DECLARE_METATYPE(UndefinedFunction4);
QTEST_MAIN(tst_QMetaType)
#include "tst_qmetatype.moc"

450
tests/auto/corelib/kernel/qmetatype/tst_qmetatype.h
View File

@ -1,6 +1,6 @@
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
@ -26,273 +26,207 @@
**
****************************************************************************/
// Used by both tst_qmetatype and tst_qsettings
#include <QtCore>
#include <QTest>
#include "tst_qmetatype_common.h"
#include "tst_qvariant_common.h"
#ifndef TST_QMETATYPE_H
#define TST_QMETATYPE_H
#include <qmetatype.h>
#include <float.h>
#define FOR_EACH_PRIMITIVE_METATYPE(F) \
QT_FOR_EACH_STATIC_PRIMITIVE_TYPE(F) \
QT_FOR_EACH_STATIC_CORE_POINTER(F) \
#define FOR_EACH_COMPLEX_CORE_METATYPE(F) \
QT_FOR_EACH_STATIC_CORE_CLASS(F) \
QT_FOR_EACH_STATIC_CORE_TEMPLATE(F)
#define FOR_EACH_CORE_METATYPE(F) \
FOR_EACH_PRIMITIVE_METATYPE(F) \
FOR_EACH_COMPLEX_CORE_METATYPE(F) \
template <int ID>
struct MetaEnumToType {};
#define DEFINE_META_ENUM_TO_TYPE(MetaTypeName, MetaTypeId, RealType) \
template<> \
struct MetaEnumToType<QMetaType::MetaTypeName> { \
typedef RealType Type; \
};
FOR_EACH_CORE_METATYPE(DEFINE_META_ENUM_TO_TYPE)
#undef DEFINE_META_ENUM_TO_TYPE
template <int ID>
struct DefaultValueFactory
struct MessageHandlerCustom : public MessageHandler
{
typedef typename MetaEnumToType<ID>::Type Type;
static Type *create() { return new Type; }
};
template <>
struct DefaultValueFactory<QMetaType::Void>
{
typedef MetaEnumToType<QMetaType::Void>::Type Type;
static Type *create() { return 0; }
};
template <int ID>
struct DefaultValueTraits
{
// By default we assume that a default-constructed value (new T) is
// initialized; e.g. QCOMPARE(*(new T), *(new T)) should succeed
enum { IsInitialized = true };
};
#define DEFINE_NON_INITIALIZED_DEFAULT_VALUE_TRAITS(MetaTypeName, MetaTypeId, RealType) \
template<> struct DefaultValueTraits<QMetaType::MetaTypeName> { \
enum { IsInitialized = false }; \
};
// Primitive types (int et al) aren't initialized
FOR_EACH_PRIMITIVE_METATYPE(DEFINE_NON_INITIALIZED_DEFAULT_VALUE_TRAITS)
#undef DEFINE_NON_INITIALIZED_DEFAULT_VALUE_TRAITS
template <int ID>
struct TestValueFactory {};
template<> struct TestValueFactory<QMetaType::Void> {
static void *create() { return 0; }
};
template<> struct TestValueFactory<QMetaType::QString> {
static QString *create() { return new QString(QString::fromLatin1("QString")); }
};
template<> struct TestValueFactory<QMetaType::Int> {
static int *create() { return new int(INT_MIN); }
};
template<> struct TestValueFactory<QMetaType::UInt> {
static uint *create() { return new uint(UINT_MAX); }
};
template<> struct TestValueFactory<QMetaType::Bool> {
static bool *create() { return new bool(true); }
};
template<> struct TestValueFactory<QMetaType::Double> {
static double *create() { return new double(DBL_MIN); }
};
template<> struct TestValueFactory<QMetaType::QByteArray> {
static QByteArray *create() { return new QByteArray(QByteArray("QByteArray")); }
};
template<> struct TestValueFactory<QMetaType::QByteArrayList> {
static QByteArrayList *create() { return new QByteArrayList(QByteArrayList() << "Q" << "Byte" << "Array" << "List"); }
};
template<> struct TestValueFactory<QMetaType::QVariantMap> {
static QVariantMap *create() { return new QVariantMap(); }
};
template<> struct TestValueFactory<QMetaType::QVariantHash> {
static QVariantHash *create() { return new QVariantHash(); }
};
template<> struct TestValueFactory<QMetaType::QVariantPair> {
static QVariantPair *create() { return new QVariantPair(); }
};
template<> struct TestValueFactory<QMetaType::QVariantList> {
static QVariantList *create() { return new QVariantList(QVariantList() << 123 << "Q" << "Variant" << "List"); }
};
template<> struct TestValueFactory<QMetaType::QChar> {
static QChar *create() { return new QChar(QChar('q')); }
};
template<> struct TestValueFactory<QMetaType::Long> {
static long *create() { return new long(LONG_MIN); }
};
template<> struct TestValueFactory<QMetaType::Short> {
static short *create() { return new short(SHRT_MIN); }
};
template<> struct TestValueFactory<QMetaType::Char> {
static char *create() { return new char('c'); }
};
template<> struct TestValueFactory<QMetaType::Char16> {
static char16_t *create() { return new char16_t('c'); }
};
template<> struct TestValueFactory<QMetaType::Char32> {
static char32_t *create() { return new char32_t('c'); }
};
template<> struct TestValueFactory<QMetaType::ULong> {
static ulong *create() { return new ulong(ULONG_MAX); }
};
template<> struct TestValueFactory<QMetaType::UShort> {
static ushort *create() { return new ushort(USHRT_MAX); }
};
template<> struct TestValueFactory<QMetaType::SChar> {
static signed char *create() { return new signed char(CHAR_MIN); }
};
template<> struct TestValueFactory<QMetaType::UChar> {
static uchar *create() { return new uchar(UCHAR_MAX); }
};
template<> struct TestValueFactory<QMetaType::Float> {
static float *create() { return new float(FLT_MIN); }
};
template<> struct TestValueFactory<QMetaType::QObjectStar> {
static QObject * *create() { return new QObject *(0); }
};
template<> struct TestValueFactory<QMetaType::VoidStar> {
static void * *create() { return new void *(0); }
};
template<> struct TestValueFactory<QMetaType::LongLong> {
static qlonglong *create() { return new qlonglong(LLONG_MIN); }
};
template<> struct TestValueFactory<QMetaType::ULongLong> {
static qulonglong *create() { return new qulonglong(ULLONG_MAX); }
};
template<> struct TestValueFactory<QMetaType::QStringList> {
static QStringList *create() { return new QStringList(QStringList() << "Q" << "t"); }
};
template<> struct TestValueFactory<QMetaType::QBitArray> {
static QBitArray *create() { return new QBitArray(QBitArray(256, true)); }
};
template<> struct TestValueFactory<QMetaType::QDate> {
static QDate *create() { return new QDate(QDate::currentDate()); }
};
template<> struct TestValueFactory<QMetaType::QTime> {
static QTime *create() { return new QTime(QTime::currentTime()); }
};
template<> struct TestValueFactory<QMetaType::QDateTime> {
static QDateTime *create() { return new QDateTime(QDateTime::currentDateTime()); }
};
template<> struct TestValueFactory<QMetaType::QUrl> {
static QUrl *create() { return new QUrl("http://www.example.org"); }
};
template<> struct TestValueFactory<QMetaType::QLocale> {
static QLocale *create() { return new QLocale(QLocale::c()); }
};
template<> struct TestValueFactory<QMetaType::QRect> {
static QRect *create() { return new QRect(10, 20, 30, 40); }
};
template<> struct TestValueFactory<QMetaType::QRectF> {
static QRectF *create() { return new QRectF(10, 20, 30, 40); }
};
template<> struct TestValueFactory<QMetaType::QSize> {
static QSize *create() { return new QSize(10, 20); }
};
template<> struct TestValueFactory<QMetaType::QSizeF> {
static QSizeF *create() { return new QSizeF(10, 20); }
};
template<> struct TestValueFactory<QMetaType::QLine> {
static QLine *create() { return new QLine(10, 20, 30, 40); }
};
template<> struct TestValueFactory<QMetaType::QLineF> {
static QLineF *create() { return new QLineF(10, 20, 30, 40); }
};
template<> struct TestValueFactory<QMetaType::QPoint> {
static QPoint *create() { return new QPoint(10, 20); }
};
template<> struct TestValueFactory<QMetaType::QPointF> {
static QPointF *create() { return new QPointF(10, 20); }
};
template<> struct TestValueFactory<QMetaType::QEasingCurve> {
static QEasingCurve *create() { return new QEasingCurve(QEasingCurve::InOutElastic); }
};
template<> struct TestValueFactory<QMetaType::QUuid> {
static QUuid *create() { return new QUuid(); }
};
template<> struct TestValueFactory<QMetaType::QModelIndex> {
static QModelIndex *create() { return new QModelIndex(); }
};
template<> struct TestValueFactory<QMetaType::QPersistentModelIndex> {
static QPersistentModelIndex *create() { return new QPersistentModelIndex(); }
};
template<> struct TestValueFactory<QMetaType::Nullptr> {
static std::nullptr_t *create() { return new std::nullptr_t; }
};
template<> struct TestValueFactory<QMetaType::QRegularExpression> {
static QRegularExpression *create()
MessageHandlerCustom(const int typeId)
: MessageHandler(typeId, handler)
{}
static void handler(QtMsgType, const QMessageLogContext &, const QString &msg)
{
#if QT_CONFIG(regularexpression)
return new QRegularExpression("abc.*def");
#else
return 0;
QCOMPARE(msg.trimmed(), expectedMessage.trimmed());
}
inline static QString expectedMessage;
};
class tst_QMetaType: public QObject
{
Q_OBJECT
Q_PROPERTY(QList<QVariant> prop READ prop WRITE setProp)
public:
struct GadgetPropertyType {
QByteArray type;
QByteArray name;
QVariant testData;
};
tst_QMetaType() { propList << 42 << "Hello"; }
QList<QVariant> prop() const { return propList; }
void setProp(const QList<QVariant> &list) { propList = list; }
private:
void registerGadget(const char * name, const QList<GadgetPropertyType> &gadgetProperties);
QList<QVariant> propList;
private slots:
void defined();
void threadSafety();
void namespaces();
void id();
void qMetaTypeId();
void properties();
void normalizedTypes();
void typeName_data();
void typeName();
void type_data();
void type();
void type_fromSubString_data();
void type_fromSubString();
void create_data();
void create();
void createCopy_data();
void createCopy();
void sizeOf_data();
void sizeOf();
void sizeOfStaticLess_data();
void sizeOfStaticLess();
void alignOf_data();
void alignOf();
void flags_data();
void flags();
void flagsStaticLess_data();
void flagsStaticLess();
void flagsBinaryCompatibility6_0_data();
void flagsBinaryCompatibility6_0();
void construct_data();
void construct();
void typedConstruct();
void constructCopy_data();
void constructCopy();
void typedefs();
void registerType();
void isRegistered_data();
void isRegistered();
void isRegisteredStaticLess_data();
void isRegisteredStaticLess();
void isEnum();
void automaticTemplateRegistration();
void saveAndLoadBuiltin_data();
void saveAndLoadBuiltin();
void saveAndLoadCustom();
void metaObject_data();
void metaObject();
void constexprMetaTypeIds();
// tst_qmetatype2.cpp
void constRefs();
void convertCustomType_data();
void convertCustomType();
void compareCustomEqualOnlyType();
void customDebugStream();
void unknownType();
void fromType();
void operatorEq_data();
void operatorEq();
void typesWithInaccessibleDTors();
void voidIsNotUnknown();
void typeNameNormalization();
};
template <typename T>
struct Whity { T t; Whity() {} };
Q_DECLARE_METATYPE(Whity<int>)
Q_DECLARE_METATYPE(Whity<double>)
#if !defined(Q_CC_CLANG) && defined(Q_CC_GNU) && Q_CC_GNU < 501
QT_BEGIN_NAMESPACE
Q_DECLARE_TYPEINFO(Whity<double>, Q_RELOCATABLE_TYPE);
QT_END_NAMESPACE
#endif
}
struct CustomConvertibleType
{
explicit CustomConvertibleType(const QVariant &foo = QVariant()) : m_foo(foo) {}
virtual ~CustomConvertibleType() {}
QString toString() const { return m_foo.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;
inline static QVariant s_value;
inline static bool s_ok = true;
friend bool operator<(const CustomConvertibleType &lhs, const CustomConvertibleType &rhs)
{ return lhs.m_foo.toString() < rhs.m_foo.toString(); }
friend bool operator==(const CustomConvertibleType &lhs, const CustomConvertibleType &rhs)
{ return lhs.m_foo == rhs.m_foo; }
friend bool operator!=(const CustomConvertibleType &lhs, const CustomConvertibleType &rhs)
{ return !operator==(lhs, rhs); }
};
template<> struct TestValueFactory<QMetaType::QJsonValue> {
static QJsonValue *create() { return new QJsonValue(123.); }
struct CustomConvertibleType2
{
// implicit
CustomConvertibleType2(const CustomConvertibleType &t = CustomConvertibleType())
: m_foo(t.m_foo) {}
virtual ~CustomConvertibleType2() {}
QVariant m_foo;
friend bool operator==(const CustomConvertibleType2 &lhs, const CustomConvertibleType2 &rhs)
{ return lhs.m_foo == rhs.m_foo; }
friend bool operator!=(const CustomConvertibleType2 &lhs, const CustomConvertibleType2 &rhs)
{ return !operator==(lhs, rhs); }
};
template<> struct TestValueFactory<QMetaType::QJsonObject> {
static QJsonObject *create() {
QJsonObject *o = new QJsonObject();
o->insert("a", 123.);
o->insert("b", true);
o->insert("c", QJsonValue::Null);
o->insert("d", QLatin1String("ciao"));
return o;
}
};
template<> struct TestValueFactory<QMetaType::QJsonArray> {
static QJsonArray *create() {
QJsonArray *a = new QJsonArray();
a->append(123.);
a->append(true);
a->append(QJsonValue::Null);
a->append(QLatin1String("ciao"));
return a;
}
};
template<> struct TestValueFactory<QMetaType::QJsonDocument> {
static QJsonDocument *create() {
return new QJsonDocument(
QJsonDocument::fromJson("{ 'foo': 123, 'bar': [true, null, 'ciao'] }")
);
struct CustomDebugStreamableType
{
QString toString() const { return "test"; }
friend QDebug operator<<(QDebug dbg, const CustomDebugStreamableType&)
{
return dbg << "string-content";
}
};
template<> struct TestValueFactory<QMetaType::QCborSimpleType> {
static QCborSimpleType *create() { return new QCborSimpleType(QCborSimpleType::True); }
};
template<> struct TestValueFactory<QMetaType::QCborValue> {
static QCborValue *create() { return new QCborValue(123.); }
};
template<> struct TestValueFactory<QMetaType::QCborMap> {
static QCborMap *create() {
return new QCborMap{{0, 0}, {"Hello", 1}, {1, nullptr}};
}
};
template<> struct TestValueFactory<QMetaType::QCborArray> {
static QCborArray *create() {
return new QCborArray{0, 1, -2, 2.5, false, nullptr, "Hello", QByteArray("World") };
}
struct CustomDebugStreamableType2
{
QString toString() const { return "test"; }
};
template<> struct TestValueFactory<QMetaType::QVariant> {
static QVariant *create() { return new QVariant(QStringList(QStringList() << "Q" << "t")); }
struct CustomEqualsOnlyType
{
explicit CustomEqualsOnlyType(int value = 0) : val(value) {}
virtual ~CustomEqualsOnlyType() {}
int val;
friend bool operator==(const CustomEqualsOnlyType &lhs, const CustomEqualsOnlyType &rhs)
{ return lhs.val == rhs.val;}
friend bool operator!=(const CustomEqualsOnlyType &lhs, const CustomEqualsOnlyType &rhs)
{ return !operator==(lhs, rhs); }
};
#endif // TST_QMETATYPE_H
static_assert(QTypeTraits::has_operator_equal_v<CustomEqualsOnlyType>);
static_assert(!QTypeTraits::has_operator_less_than_v<CustomEqualsOnlyType>);
Q_DECLARE_METATYPE(CustomConvertibleType);
Q_DECLARE_METATYPE(CustomConvertibleType2);
Q_DECLARE_METATYPE(CustomDebugStreamableType);
Q_DECLARE_METATYPE(CustomEqualsOnlyType);
struct CustomMovable {
CustomMovable() {}
friend bool operator==(const CustomMovable &, const CustomMovable &) { return true; }
// needed for QSet<CustomMovable>. We actually check that it makes sense.
friend qsizetype qHash(const CustomMovable &, qsizetype seed = 0) { return seed; }
};
#if !defined(Q_CC_CLANG) && defined(Q_CC_GNU) && Q_CC_GNU < 501
QT_BEGIN_NAMESPACE
Q_DECLARE_TYPEINFO(CustomMovable, Q_RELOCATABLE_TYPE);
QT_END_NAMESPACE
#endif
Q_DECLARE_METATYPE(CustomMovable);

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@ -0,0 +1,483 @@
/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "tst_qmetatype.h"
#include "tst_qvariant_common.h"
#include <QtCore/private/qmetaobjectbuilder_p.h>
void tst_QMetaType::constRefs()
{
QCOMPARE(::qMetaTypeId<const int &>(), ::qMetaTypeId<int>());
QCOMPARE(::qMetaTypeId<const QString &>(), ::qMetaTypeId<QString>());
QCOMPARE(::qMetaTypeId<const CustomMovable &>(), ::qMetaTypeId<CustomMovable>());
QCOMPARE(::qMetaTypeId<const QList<CustomMovable> &>(), ::qMetaTypeId<QList<CustomMovable> >());
static_assert(::qMetaTypeId<const int &>() == ::qMetaTypeId<int>());
}
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()).template canConvert<To>()));
}
template<typename From, typename To>
void testCustomTypeConvertible()
{
QVERIFY((hasRegisteredConverterFunction<From, To>()));
QVERIFY((QVariant::fromValue<From>(From()).template canConvert<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);
}
void tst_QMetaType::compareCustomEqualOnlyType()
{
QMetaType type = QMetaType::fromType<CustomEqualsOnlyType>();
CustomEqualsOnlyType val50(50);
CustomEqualsOnlyType val100(100);
CustomEqualsOnlyType val100x(100);
QVariant variant50 = QVariant::fromValue(val50);
QVariant variant100 = QVariant::fromValue(val100);
QVariant variant100x = QVariant::fromValue(val100x);
QVERIFY(variant50 != variant100);
QVERIFY(variant50 != variant100x);
QVERIFY(variant100 != variant50);
QVERIFY(variant100x != variant50);
QCOMPARE(variant100, variant100x);
QCOMPARE(variant100, variant100);
// check QMetaType::compare works/doesn't crash for equals only comparators
auto cmp = type.compare(variant50.constData(), variant50.constData());
QCOMPARE(cmp, QPartialOrdering::Unordered);
bool equals = type.equals(variant50.constData(), variant50.constData());
QVERIFY(equals);
cmp = type.compare(variant100.constData(), variant100x.constData());
QCOMPARE(cmp, QPartialOrdering::Unordered);
equals = type.equals(variant100.constData(), variant100x.constData());
QVERIFY(equals);
cmp = type.compare(variant50.constData(), variant100.constData());
QCOMPARE(cmp, QPartialOrdering::Unordered);
equals = type.equals(variant50.constData(), variant100.constData());
QVERIFY(!equals);
//check QMetaType::equals for type w/o equals comparator being registered
CustomMovable movable1;
CustomMovable movable2;
type = QMetaType::fromType<CustomMovable>();
equals = type.equals(&movable1, &movable2);
}
void tst_QMetaType::customDebugStream()
{
MessageHandlerCustom handler(::qMetaTypeId<CustomDebugStreamableType>());
QVariant v1 = QVariant::fromValue(CustomDebugStreamableType());
handler.expectedMessage = "QVariant(CustomDebugStreamableType, string-content)";
qDebug() << v1;
MessageHandlerCustom handler2(::qMetaTypeId<CustomDebugStreamableType2>());
QMetaType::registerConverter<CustomDebugStreamableType2, QString>(&CustomDebugStreamableType2::toString);
handler2.expectedMessage = "QVariant(CustomDebugStreamableType2, \"test\")";
QVariant v2 = QVariant::fromValue(CustomDebugStreamableType2());
qDebug() << v2;
}
void tst_QMetaType::unknownType()
{
QMetaType invalid(QMetaType::UnknownType);
QVERIFY(!invalid.create());
QVERIFY(!invalid.sizeOf());
QVERIFY(!invalid.metaObject());
int buffer = 0xBAD;
invalid.construct(&buffer);
QCOMPARE(buffer, 0xBAD);
}
void tst_QMetaType::fromType()
{
#define FROMTYPE_CHECK(MetaTypeName, MetaTypeId, RealType) \
QCOMPARE(QMetaType::fromType<RealType>(), QMetaType(MetaTypeId)); \
QVERIFY(QMetaType::fromType<RealType>() == QMetaType(MetaTypeId)); \
QVERIFY(!(QMetaType::fromType<RealType>() != QMetaType(MetaTypeId))); \
if (MetaTypeId != QMetaType::Void) \
QCOMPARE(QMetaType::fromType<RealType>().id(), MetaTypeId);
FOR_EACH_CORE_METATYPE(FROMTYPE_CHECK)
QVERIFY(QMetaType::fromType<QString>() != QMetaType());
QCOMPARE(QMetaType(), QMetaType());
QCOMPARE(QMetaType(QMetaType::UnknownType), QMetaType());
FROMTYPE_CHECK(_, ::qMetaTypeId<Whity<int>>(), Whity<int>)
#undef FROMTYPE_CHECK
}
template<char X, typename T = void>
struct CharTemplate
{
struct
{
int a;
} x;
};
void tst_QMetaType::operatorEq_data()
{
QTest::addColumn<QMetaType>("typeA");
QTest::addColumn<QMetaType>("typeB");
QTest::addColumn<bool>("eq");
QTest::newRow("String") << QMetaType(QMetaType::QString)
<< QMetaType::fromType<const QString &>() << true;
QTest::newRow("void1") << QMetaType(QMetaType::UnknownType) << QMetaType::fromType<void>()
<< false;
QTest::newRow("void2") << QMetaType::fromType<const void>() << QMetaType::fromType<void>()
<< true;
QTest::newRow("list1") << QMetaType::fromType<QList<const int *>>()
<< QMetaType::fromType<QList<const int *>>() << true;
QTest::newRow("list2") << QMetaType::fromType<QList<const int *>>()
<< QMetaType::fromType<QList<int *>>() << false;
QTest::newRow("char1") << QMetaType::fromType<CharTemplate<'>'>>()
<< QMetaType::fromType<CharTemplate<'>', void>>() << true;
QTest::newRow("annon1") << QMetaType::fromType<decltype(CharTemplate<'>'>::x)>()
<< QMetaType::fromType<decltype(CharTemplate<'>'>::x)>() << true;
QTest::newRow("annon2") << QMetaType::fromType<decltype(CharTemplate<'>'>::x)>()
<< QMetaType::fromType<decltype(CharTemplate<'<'>::x)>() << false;
}
void tst_QMetaType::operatorEq()
{
QFETCH(QMetaType, typeA);
QFETCH(QMetaType, typeB);
QFETCH(bool, eq);
QCOMPARE(typeA == typeB, eq);
QCOMPARE(typeB == typeA, eq);
QCOMPARE(typeA != typeB, !eq);
QCOMPARE(typeB != typeA, !eq);
}
class WithPrivateDTor {
~WithPrivateDTor(){};
};
struct WithDeletedDtor {
~WithDeletedDtor() = delete;
};
void tst_QMetaType::typesWithInaccessibleDTors()
{
// should compile
Q_UNUSED(QMetaType::fromType<WithPrivateDTor>());
Q_UNUSED(QMetaType::fromType<WithDeletedDtor>());
}
void tst_QMetaType::voidIsNotUnknown()
{
QMetaType voidType = QMetaType::fromType<void>();
QMetaType voidType2 = QMetaType(QMetaType::Void);
QCOMPARE(voidType, voidType2);
QVERIFY(voidType != QMetaType(QMetaType::UnknownType));
}
void tst_QMetaType::typeNameNormalization()
{
// check the we normalize types the right way
#define CHECK_TYPE_NORMALIZATION(Normalized, ...) \
do { \
/*QCOMPARE(QtPrivate::typenameHelper<Type>(), Normalized);*/ \
QByteArray typeName = QMetaObject::normalizedType(#__VA_ARGS__); \
QCOMPARE(typeName, Normalized); \
typeName = QMetaType::fromType<__VA_ARGS__>().name(); \
QCOMPARE(typeName, Normalized); \
} while (0)
CHECK_TYPE_NORMALIZATION("QList<QString*const>", QList<QString * const>);
CHECK_TYPE_NORMALIZATION("QList<const QString*>", QList<const QString * >);
CHECK_TYPE_NORMALIZATION("QList<const QString*const>", QList<const QString * const>);
CHECK_TYPE_NORMALIZATION("QList<const QString*>", QList<QString const *>);
CHECK_TYPE_NORMALIZATION("QList<signed char>", QList<signed char>);
CHECK_TYPE_NORMALIZATION("QList<uint>", QList<unsigned>);
CHECK_TYPE_NORMALIZATION("uint", uint);
CHECK_TYPE_NORMALIZATION("QList<QHash<uint,QString*>>", QList<QHash<unsigned, QString *>>);
CHECK_TYPE_NORMALIZATION("QList<qlonglong>", QList<qlonglong>);
CHECK_TYPE_NORMALIZATION("QList<qulonglong>", QList<qulonglong>);
CHECK_TYPE_NORMALIZATION("QList<qlonglong>", QList<long long>);
CHECK_TYPE_NORMALIZATION("QList<qulonglong>", QList<unsigned long long>);
CHECK_TYPE_NORMALIZATION("QList<qulonglong*>", QList<unsigned long long *>);
CHECK_TYPE_NORMALIZATION("QList<ulong>", QList<long unsigned >);
#ifdef Q_CC_MSVC
CHECK_TYPE_NORMALIZATION("qulonglong", __int64 unsigned);
#endif
CHECK_TYPE_NORMALIZATION("std::pair<const QString&&,short>", QPair<const QString &&, signed short>);
// The string based normalization doesn't handle aliases, QMetaType::fromType() does
// CHECK_TYPE_NORMALIZATION("qulonglong", quint64);
QCOMPARE(QMetaType::fromType<quint64>().name(), "qulonglong");
}
// Compile-time test, it should be possible to register function pointer types
class Undefined;
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);
Q_DECLARE_METATYPE(UndefinedFunction4);

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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
// Used by both tst_qmetatype and tst_qsettings
#ifndef TST_QMETATYPE_H
#define TST_QMETATYPE_H
#include <qmetatype.h>
#include <float.h>
#define FOR_EACH_PRIMITIVE_METATYPE(F) \
QT_FOR_EACH_STATIC_PRIMITIVE_TYPE(F) \
QT_FOR_EACH_STATIC_CORE_POINTER(F) \
#define FOR_EACH_COMPLEX_CORE_METATYPE(F) \
QT_FOR_EACH_STATIC_CORE_CLASS(F) \
QT_FOR_EACH_STATIC_CORE_TEMPLATE(F)
#define FOR_EACH_CORE_METATYPE(F) \
FOR_EACH_PRIMITIVE_METATYPE(F) \
FOR_EACH_COMPLEX_CORE_METATYPE(F) \
template <int ID>
struct MetaEnumToType {};
#define DEFINE_META_ENUM_TO_TYPE(MetaTypeName, MetaTypeId, RealType) \
template<> \
struct MetaEnumToType<QMetaType::MetaTypeName> { \
typedef RealType Type; \
};
FOR_EACH_CORE_METATYPE(DEFINE_META_ENUM_TO_TYPE)
#undef DEFINE_META_ENUM_TO_TYPE
template <int ID>
struct DefaultValueFactory
{
typedef typename MetaEnumToType<ID>::Type Type;
static Type *create() { return new Type; }
};
template <>
struct DefaultValueFactory<QMetaType::Void>
{
typedef MetaEnumToType<QMetaType::Void>::Type Type;
static Type *create() { return 0; }
};
template <int ID>
struct DefaultValueTraits
{
// By default we assume that a default-constructed value (new T) is
// initialized; e.g. QCOMPARE(*(new T), *(new T)) should succeed
enum { IsInitialized = true };
};
#define DEFINE_NON_INITIALIZED_DEFAULT_VALUE_TRAITS(MetaTypeName, MetaTypeId, RealType) \
template<> struct DefaultValueTraits<QMetaType::MetaTypeName> { \
enum { IsInitialized = false }; \
};
// Primitive types (int et al) aren't initialized
FOR_EACH_PRIMITIVE_METATYPE(DEFINE_NON_INITIALIZED_DEFAULT_VALUE_TRAITS)
#undef DEFINE_NON_INITIALIZED_DEFAULT_VALUE_TRAITS
template <int ID>
struct TestValueFactory {};
template<> struct TestValueFactory<QMetaType::Void> {
static void *create() { return 0; }
};
template<> struct TestValueFactory<QMetaType::QString> {
static QString *create() { return new QString(QString::fromLatin1("QString")); }
};
template<> struct TestValueFactory<QMetaType::Int> {
static int *create() { return new int(INT_MIN); }
};
template<> struct TestValueFactory<QMetaType::UInt> {
static uint *create() { return new uint(UINT_MAX); }
};
template<> struct TestValueFactory<QMetaType::Bool> {
static bool *create() { return new bool(true); }
};
template<> struct TestValueFactory<QMetaType::Double> {
static double *create() { return new double(DBL_MIN); }
};
template<> struct TestValueFactory<QMetaType::QByteArray> {
static QByteArray *create() { return new QByteArray(QByteArray("QByteArray")); }
};
template<> struct TestValueFactory<QMetaType::QByteArrayList> {
static QByteArrayList *create() { return new QByteArrayList(QByteArrayList() << "Q" << "Byte" << "Array" << "List"); }
};
template<> struct TestValueFactory<QMetaType::QVariantMap> {
static QVariantMap *create() { return new QVariantMap(); }
};
template<> struct TestValueFactory<QMetaType::QVariantHash> {
static QVariantHash *create() { return new QVariantHash(); }
};
template<> struct TestValueFactory<QMetaType::QVariantPair> {
static QVariantPair *create() { return new QVariantPair(); }
};
template<> struct TestValueFactory<QMetaType::QVariantList> {
static QVariantList *create() { return new QVariantList(QVariantList() << 123 << "Q" << "Variant" << "List"); }
};
template<> struct TestValueFactory<QMetaType::QChar> {
static QChar *create() { return new QChar(QChar('q')); }
};
template<> struct TestValueFactory<QMetaType::Long> {
static long *create() { return new long(LONG_MIN); }
};
template<> struct TestValueFactory<QMetaType::Short> {
static short *create() { return new short(SHRT_MIN); }
};
template<> struct TestValueFactory<QMetaType::Char> {
static char *create() { return new char('c'); }
};
template<> struct TestValueFactory<QMetaType::Char16> {
static char16_t *create() { return new char16_t('c'); }
};
template<> struct TestValueFactory<QMetaType::Char32> {
static char32_t *create() { return new char32_t('c'); }
};
template<> struct TestValueFactory<QMetaType::ULong> {
static ulong *create() { return new ulong(ULONG_MAX); }
};
template<> struct TestValueFactory<QMetaType::UShort> {
static ushort *create() { return new ushort(USHRT_MAX); }
};
template<> struct TestValueFactory<QMetaType::SChar> {
static signed char *create() { return new signed char(CHAR_MIN); }
};
template<> struct TestValueFactory<QMetaType::UChar> {
static uchar *create() { return new uchar(UCHAR_MAX); }
};
template<> struct TestValueFactory<QMetaType::Float> {
static float *create() { return new float(FLT_MIN); }
};
template<> struct TestValueFactory<QMetaType::QObjectStar> {
static QObject * *create() { return new QObject *(0); }
};
template<> struct TestValueFactory<QMetaType::VoidStar> {
static void * *create() { return new void *(0); }
};
template<> struct TestValueFactory<QMetaType::LongLong> {
static qlonglong *create() { return new qlonglong(LLONG_MIN); }
};
template<> struct TestValueFactory<QMetaType::ULongLong> {
static qulonglong *create() { return new qulonglong(ULLONG_MAX); }
};
template<> struct TestValueFactory<QMetaType::QStringList> {
static QStringList *create() { return new QStringList(QStringList() << "Q" << "t"); }
};
template<> struct TestValueFactory<QMetaType::QBitArray> {
static QBitArray *create() { return new QBitArray(QBitArray(256, true)); }
};
template<> struct TestValueFactory<QMetaType::QDate> {
static QDate *create() { return new QDate(QDate::currentDate()); }
};
template<> struct TestValueFactory<QMetaType::QTime> {
static QTime *create() { return new QTime(QTime::currentTime()); }
};
template<> struct TestValueFactory<QMetaType::QDateTime> {
static QDateTime *create() { return new QDateTime(QDateTime::currentDateTime()); }
};
template<> struct TestValueFactory<QMetaType::QUrl> {
static QUrl *create() { return new QUrl("http://www.example.org"); }
};
template<> struct TestValueFactory<QMetaType::QLocale> {
static QLocale *create() { return new QLocale(QLocale::c()); }
};
template<> struct TestValueFactory<QMetaType::QRect> {
static QRect *create() { return new QRect(10, 20, 30, 40); }
};
template<> struct TestValueFactory<QMetaType::QRectF> {
static QRectF *create() { return new QRectF(10, 20, 30, 40); }
};
template<> struct TestValueFactory<QMetaType::QSize> {
static QSize *create() { return new QSize(10, 20); }
};
template<> struct TestValueFactory<QMetaType::QSizeF> {
static QSizeF *create() { return new QSizeF(10, 20); }
};
template<> struct TestValueFactory<QMetaType::QLine> {
static QLine *create() { return new QLine(10, 20, 30, 40); }
};
template<> struct TestValueFactory<QMetaType::QLineF> {
static QLineF *create() { return new QLineF(10, 20, 30, 40); }
};
template<> struct TestValueFactory<QMetaType::QPoint> {
static QPoint *create() { return new QPoint(10, 20); }
};
template<> struct TestValueFactory<QMetaType::QPointF> {
static QPointF *create() { return new QPointF(10, 20); }
};
template<> struct TestValueFactory<QMetaType::QEasingCurve> {
static QEasingCurve *create() { return new QEasingCurve(QEasingCurve::InOutElastic); }
};
template<> struct TestValueFactory<QMetaType::QUuid> {
static QUuid *create() { return new QUuid(); }
};
template<> struct TestValueFactory<QMetaType::QModelIndex> {
static QModelIndex *create() { return new QModelIndex(); }
};
template<> struct TestValueFactory<QMetaType::QPersistentModelIndex> {
static QPersistentModelIndex *create() { return new QPersistentModelIndex(); }
};
template<> struct TestValueFactory<QMetaType::Nullptr> {
static std::nullptr_t *create() { return new std::nullptr_t; }
};
template<> struct TestValueFactory<QMetaType::QRegularExpression> {
static QRegularExpression *create()
{
#if QT_CONFIG(regularexpression)
return new QRegularExpression("abc.*def");
#else
return 0;
#endif
}
};
template<> struct TestValueFactory<QMetaType::QJsonValue> {
static QJsonValue *create() { return new QJsonValue(123.); }
};
template<> struct TestValueFactory<QMetaType::QJsonObject> {
static QJsonObject *create() {
QJsonObject *o = new QJsonObject();
o->insert("a", 123.);
o->insert("b", true);
o->insert("c", QJsonValue::Null);
o->insert("d", QLatin1String("ciao"));
return o;
}
};
template<> struct TestValueFactory<QMetaType::QJsonArray> {
static QJsonArray *create() {
QJsonArray *a = new QJsonArray();
a->append(123.);
a->append(true);
a->append(QJsonValue::Null);
a->append(QLatin1String("ciao"));
return a;
}
};
template<> struct TestValueFactory<QMetaType::QJsonDocument> {
static QJsonDocument *create() {
return new QJsonDocument(
QJsonDocument::fromJson("{ 'foo': 123, 'bar': [true, null, 'ciao'] }")
);
}
};
template<> struct TestValueFactory<QMetaType::QCborSimpleType> {
static QCborSimpleType *create() { return new QCborSimpleType(QCborSimpleType::True); }
};
template<> struct TestValueFactory<QMetaType::QCborValue> {
static QCborValue *create() { return new QCborValue(123.); }
};
template<> struct TestValueFactory<QMetaType::QCborMap> {
static QCborMap *create() {
return new QCborMap{{0, 0}, {"Hello", 1}, {1, nullptr}};
}
};
template<> struct TestValueFactory<QMetaType::QCborArray> {
static QCborArray *create() {
return new QCborArray{0, 1, -2, 2.5, false, nullptr, "Hello", QByteArray("World") };
}
};
template<> struct TestValueFactory<QMetaType::QVariant> {
static QVariant *create() { return new QVariant(QStringList(QStringList() << "Q" << "t")); }
};
#endif // TST_QMETATYPE_H

6
tests/auto/other/qvariant_common/tst_qvariant_common.h
View File

@ -72,11 +72,9 @@ protected:
}
QtMessageHandler oldMsgHandler;
static int currentId;
static bool ok;
inline static int currentId = {};
inline static bool ok = {};
};
bool MessageHandler::ok;
int MessageHandler::currentId;
#define TST_QVARIANT_CANCONVERT_DATATABLE_HEADERS \
QTest::addColumn<QVariant>("val"); \