diff options
Diffstat (limited to 'tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp')
| -rw-r--r-- | tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp b/tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp index e312199980..5d9b5ca95c 100644 --- a/tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp +++ b/tests/auto/corelib/kernel/qmetatype/tst_qmetatype.cpp @@ -29,6 +29,7 @@ #include <QtCore> #include <QtTest/QtTest> +#include <QtCore/private/qmetaobjectbuilder_p.h> #include "tst_qmetatype.h" #include "tst_qvariant_common.h" @@ -38,6 +39,7 @@ #endif #include <algorithm> +#include <memory> // mingw gcc 4.8 also takes way too long, letting the CI system abort the test #if defined(__MINGW32__) @@ -52,12 +54,19 @@ class tst_QMetaType: public QObject 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 QVector<GadgetPropertyType> &gadgetProperties); QList<QVariant> propList; private slots: @@ -89,6 +98,7 @@ private slots: void flagsBinaryCompatibility5_0(); void construct_data(); void construct(); + void typedConstruct(); void constructCopy_data(); void constructCopy(); void typedefs(); @@ -115,6 +125,128 @@ private slots: void customDebugStream(); }; +struct BaseGenericType +{ + int m_typeId = -1; + virtual void *constructor(int typeId, void *where, const void *copy) = 0; + virtual void staticMetacallFunction(QMetaObject::Call _c, int _id, void **_a) = 0; + virtual void saveOperator(QDataStream & out) const = 0; + virtual void loadOperator(QDataStream &in) = 0; + virtual ~BaseGenericType() {} +}; + +struct GenericGadgetType : BaseGenericType +{ + void *constructor(int typeId, void *where, const void *copy) override + { + GenericGadgetType *ret = where ? new(where) GenericGadgetType : new GenericGadgetType; + ret->m_typeId = typeId; + if (copy) { + Q_ASSERT(ret->m_typeId == reinterpret_cast<const GenericGadgetType*>(copy)->m_typeId); + *ret = *reinterpret_cast<const GenericGadgetType*>(copy); + } else { + ret->properties = properties; + } + return ret; + } + + void staticMetacallFunction(QMetaObject::Call _c, int _id, void **_a) override + { + if (_c == QMetaObject::ReadProperty) { + if (_id < properties.size()) { + const auto &prop = properties.at(_id); + QMetaType::destruct(int(prop.userType()), _a[0]); + QMetaType::construct(int(prop.userType()), _a[0], prop.constData()); + } + } else if (_c == QMetaObject::WriteProperty) { + if (_id < properties.size()) { + auto & prop = properties[_id]; + prop = QVariant(prop.userType(), _a[0]); + } + } + } + + void saveOperator(QDataStream & out) const override + { + for (const auto &prop : properties) + out << prop; + } + + void loadOperator(QDataStream &in) override + { + for (auto &prop : properties) + in >> prop; + } + QVector<QVariant> properties; +}; + +struct GenericPODType : BaseGenericType +{ + // BaseGenericType interface + void *constructor(int typeId, void *where, const void *copy) override + { + GenericPODType *ret = where ? new(where) GenericPODType : new GenericPODType; + ret->m_typeId = typeId; + if (copy) { + Q_ASSERT(ret->m_typeId == reinterpret_cast<const GenericPODType*>(copy)->m_typeId); + *ret = *reinterpret_cast<const GenericPODType*>(copy); + } else { + ret->podData = podData; + } + return ret; + } + + void staticMetacallFunction(QMetaObject::Call _c, int _id, void **_a) override + { + Q_UNUSED(_c); + Q_UNUSED(_id); + Q_UNUSED(_a); + Q_ASSERT(false); + } + + void saveOperator(QDataStream &out) const override + { + out << podData; + } + void loadOperator(QDataStream &in) override + { + in >> podData; + } + QByteArray podData; +}; + +using RegisteredType = QPair<std::shared_ptr<BaseGenericType>, std::shared_ptr<QMetaObject>>; +static QHash<int, RegisteredType> s_managedTypes; + +static void GadgetsStaticMetacallFunction(QObject *_o, QMetaObject::Call _c, int _id, void **_a) +{ + reinterpret_cast<BaseGenericType*>(_o)->staticMetacallFunction(_c, _id, _a); +} + +static void GadgetTypedDestructor(int typeId, void *ptr) +{ + QCOMPARE(typeId, reinterpret_cast<BaseGenericType*>(ptr)->m_typeId); + reinterpret_cast<BaseGenericType*>(ptr)->~BaseGenericType(); +} + +static void *GadgetTypedConstructor(int type, void *where, const void *copy) +{ + auto it = s_managedTypes.find(type); + if (it == s_managedTypes.end()) + return nullptr; // crash the test + return it->first->constructor(type, where, copy); +} + +static void GadgetSaveOperator(QDataStream & out, const void *data) +{ + reinterpret_cast<const BaseGenericType *>(data)->saveOperator(out); +} + +static void GadgetLoadOperator(QDataStream &in, void *data) +{ + reinterpret_cast<BaseGenericType *>(data)->loadOperator(in); +} + struct Foo { int i; }; @@ -149,6 +281,34 @@ class GadgetDerivedAndTyped : public CustomGadget {}; Q_DECLARE_METATYPE(GadgetDerivedAndTyped<int>) Q_DECLARE_METATYPE(GadgetDerivedAndTyped<int>*) +void tst_QMetaType::registerGadget(const char *name, const QVector<GadgetPropertyType> &gadgetProperties) +{ + QMetaObjectBuilder gadgetBuilder; + gadgetBuilder.setClassName(name); + QMetaObjectBuilder::MetaObjectFlags metaObjectflags = QMetaObjectBuilder::DynamicMetaObject | QMetaObjectBuilder::PropertyAccessInStaticMetaCall; + gadgetBuilder.setFlags(metaObjectflags); + auto dynamicGadgetProperties = std::make_shared<GenericGadgetType>(); + for (const auto &prop : gadgetProperties) { + int propertyType = QMetaType::type(prop.type); + dynamicGadgetProperties->properties.push_back(QVariant(QVariant::Type(propertyType))); + auto dynamicPropery = gadgetBuilder.addProperty(prop.name, prop.type); + dynamicPropery.setWritable(true); + dynamicPropery.setReadable(true); + } + auto meta = gadgetBuilder.toMetaObject(); + meta->d.static_metacall = &GadgetsStaticMetacallFunction; + meta->d.superdata = nullptr; + const auto flags = QMetaType::WasDeclaredAsMetaType | QMetaType::IsGadget | QMetaType::NeedsConstruction | QMetaType::NeedsDestruction; + int gadgetTypeId = QMetaType::registerType(name, + &GadgetTypedDestructor, + &GadgetTypedConstructor, + sizeof(GenericGadgetType), + flags, meta); + QVERIFY(gadgetTypeId > 0); + QMetaType::registerStreamOperators(gadgetTypeId, &GadgetSaveOperator, &GadgetLoadOperator); + s_managedTypes[gadgetTypeId] = qMakePair(dynamicGadgetProperties, std::shared_ptr<QMetaObject>{meta, [](QMetaObject *ptr){ ::free(ptr); }}); +} + void tst_QMetaType::defined() { QCOMPARE(int(QMetaTypeId2<QString>::Defined), 1); @@ -906,6 +1066,90 @@ FOR_EACH_CORE_METATYPE(RETURN_CONSTRUCT_FUNCTION) TypeTestFunctionGetter::get(type)(); } +void tst_QMetaType::typedConstruct() +{ + auto testMetaObjectWriteOnGadget = [](QVariant &gadget, const QVector<GadgetPropertyType> &properties) + { + auto metaObject = QMetaType::metaObjectForType(gadget.userType()); + QVERIFY(metaObject != nullptr); + QCOMPARE(metaObject->methodCount(), 0); + QCOMPARE(metaObject->propertyCount(), properties.size()); + for (int i = 0; i < metaObject->propertyCount(); ++i) { + auto prop = metaObject->property(i); + QCOMPARE(properties[i].name, prop.name()); + QCOMPARE(properties[i].type, prop.typeName()); + prop.writeOnGadget(gadget.data(), properties[i].testData); + } + }; + + auto testMetaObjectReadOnGadget = [](QVariant gadget, const QVector<GadgetPropertyType> &properties) + { + auto metaObject = QMetaType::metaObjectForType(gadget.userType()); + QVERIFY(metaObject != nullptr); + QCOMPARE(metaObject->methodCount(), 0); + QCOMPARE(metaObject->propertyCount(), properties.size()); + for (int i = 0; i < metaObject->propertyCount(); ++i) { + auto prop = metaObject->property(i); + QCOMPARE(properties[i].name, prop.name()); + QCOMPARE(properties[i].type, prop.typeName()); + if (!QMetaType::typeFlags(prop.userType()).testFlag(QMetaType::IsGadget)) + QCOMPARE(properties[i].testData, prop.readOnGadget(gadget.constData())); + } + }; + + QVector<GadgetPropertyType> dynamicGadget1 = { + {"int", "int_prop", 34526}, + {"float", "float_prop", 1.23f}, + {"QString", "string_prop", QString{"Test QString"}} + }; + registerGadget("DynamicGadget1", dynamicGadget1); + + QVariant testGadget1(QVariant::Type(QMetaType::type("DynamicGadget1"))); + testMetaObjectWriteOnGadget(testGadget1, dynamicGadget1); + testMetaObjectReadOnGadget(testGadget1, dynamicGadget1); + + + QVector<GadgetPropertyType> dynamicGadget2 = { + {"int", "int_prop", 512}, + {"double", "double_prop", 4.56}, + {"QString", "string_prop", QString{"Another String"}}, + {"DynamicGadget1", "dynamicGadget1_prop", testGadget1} + }; + registerGadget("DynamicGadget2", dynamicGadget2); + QVariant testGadget2(QVariant::Type(QMetaType::type("DynamicGadget2"))); + testMetaObjectWriteOnGadget(testGadget2, dynamicGadget2); + testMetaObjectReadOnGadget(testGadget2, dynamicGadget2); + auto g2mo = QMetaType::metaObjectForType(testGadget2.userType()); + auto dynamicGadget1_prop = g2mo->property(g2mo->indexOfProperty("dynamicGadget1_prop")); + testMetaObjectReadOnGadget(dynamicGadget1_prop.readOnGadget(testGadget2.constData()), dynamicGadget1); + + + // Register POD + const QByteArray myPodTesData = "My POD test data"; + const char podTypeName[] = "DynamicPOD"; + auto dynamicGadgetProperties = std::make_shared<GenericPODType>(); + dynamicGadgetProperties->podData = myPodTesData; + const auto flags = QMetaType::NeedsConstruction | QMetaType::NeedsDestruction; + int podTypeId = QMetaType::registerType(podTypeName, + &GadgetTypedDestructor, + &GadgetTypedConstructor, + sizeof(GenericGadgetType), + flags, nullptr); + QVERIFY(podTypeId > 0); + QMetaType::registerStreamOperators(podTypeId, &GadgetSaveOperator, &GadgetLoadOperator); + s_managedTypes[podTypeId] = qMakePair(dynamicGadgetProperties, std::shared_ptr<QMetaObject>{}); + + // Test POD + QCOMPARE(podTypeId, QMetaType::type(podTypeName)); + QVariant podVariant{QVariant::Type(podTypeId)}; + QCOMPARE(myPodTesData, static_cast<const GenericPODType *>(reinterpret_cast<const BaseGenericType *>(podVariant.constData()))->podData); + + QVariant podVariant1{podVariant}; + podVariant1.detach(); // Test stream operators + static_cast<GenericPODType *>(reinterpret_cast<BaseGenericType *>(podVariant.data()))->podData.clear(); + QCOMPARE(myPodTesData, static_cast<const GenericPODType *>(reinterpret_cast<const BaseGenericType *>(podVariant1.constData()))->podData); +} + template<int ID> static void testConstructCopyHelper() { @@ -1574,6 +1818,9 @@ DECLARE_NONSTREAMABLE(QJsonValue) DECLARE_NONSTREAMABLE(QJsonObject) DECLARE_NONSTREAMABLE(QJsonArray) DECLARE_NONSTREAMABLE(QJsonDocument) +DECLARE_NONSTREAMABLE(QCborValue) +DECLARE_NONSTREAMABLE(QCborArray) +DECLARE_NONSTREAMABLE(QCborMap) DECLARE_NONSTREAMABLE(QObject*) DECLARE_NONSTREAMABLE(QWidget*) |