/**************************************************************************** ** ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the test suite of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the Technology Preview License Agreement accompanying ** this package. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain additional ** rights. These rights are described in the Nokia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** ** ** ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include #include #include #include #include #include Q_DECLARE_METATYPE(QScriptContext*) Q_DECLARE_METATYPE(QScriptValueList) Q_DECLARE_METATYPE(QScriptValue) //TESTED_CLASS= //TESTED_FILES=script/qscriptclass.h script/qscriptclass.cpp script/qscriptclasspropertyiterator.h script/qscriptclasspropertyiterator.cpp class tst_QScriptClass : public QObject { Q_OBJECT public: tst_QScriptClass(); virtual ~tst_QScriptClass(); private slots: void newInstance(); void setScriptClassOfExistingObject(); void setScriptClassOfNonQtScriptObject(); void getAndSetPropertyFromCpp(); void getAndSetPropertyFromJS(); void deleteUndeletableProperty(); void writeReadOnlyProperty(); void writePropertyWithoutWriteAccess(); void getProperty_invalidValue(); void enumerate(); void extension_None(); void extension_Callable(); void extension_Callable_construct(); void extension_HasInstance(); void originalProperties1(); void originalProperties2(); void originalProperties3(); void originalProperties4(); void defaultImplementations(); void scriptClassObjectInPrototype(); void scriptClassWithNullEngine(); void scriptClassInOtherEngine(); }; tst_QScriptClass::tst_QScriptClass() { } tst_QScriptClass::~tst_QScriptClass() { } class TestClass : public QScriptClass { public: struct CustomProperty { QueryFlags qflags; uint id; QScriptValue::PropertyFlags pflags; QScriptValue value; CustomProperty(QueryFlags qf, uint i, QScriptValue::PropertyFlags pf, const QScriptValue &val) : qflags(qf), id(i), pflags(pf), value(val) { } }; enum CallableMode { NotCallable, CallableReturnsSum, CallableReturnsArgument, CallableReturnsInvalidVariant, CallableReturnsGlobalObject, CallableReturnsThisObject, CallableReturnsCallee, CallableReturnsArgumentsObject, CallableInitializesThisObject }; TestClass(QScriptEngine *engine); ~TestClass(); void addCustomProperty(const QScriptString &name, QueryFlags qflags, uint id, QScriptValue::PropertyFlags pflags, const QScriptValue &value); void removeCustomProperty(const QScriptString &name); QueryFlags queryProperty(const QScriptValue &object, const QScriptString &name, QueryFlags flags, uint *id); QScriptValue property(const QScriptValue &object, const QScriptString &name, uint id); void setProperty(QScriptValue &object, const QScriptString &name, uint id, const QScriptValue &value); QScriptValue::PropertyFlags propertyFlags( const QScriptValue &object, const QScriptString &name, uint id); QScriptClassPropertyIterator *newIterator(const QScriptValue &object); QScriptValue prototype() const; QString name() const; bool supportsExtension(Extension extension) const; QVariant extension(Extension extension, const QVariant &argument = QVariant()); QScriptValue lastQueryPropertyObject() const; QScriptString lastQueryPropertyName() const; QueryFlags lastQueryPropertyFlags() const; QScriptValue lastPropertyObject() const; QScriptString lastPropertyName() const; uint lastPropertyId() const; QScriptValue lastSetPropertyObject() const; QScriptString lastSetPropertyName() const; uint lastSetPropertyId() const; QScriptValue lastSetPropertyValue() const; QScriptValue lastPropertyFlagsObject() const; QScriptString lastPropertyFlagsName() const; uint lastPropertyFlagsId() const; QScriptClass::Extension lastExtensionType() const; QVariant lastExtensionArgument() const; void clearReceivedArgs(); void setIterationEnabled(bool enable); bool isIterationEnabled() const; void setCallableMode(CallableMode mode); CallableMode callableMode() const; void setHasInstance(bool hasInstance); bool hasInstance() const; private: CustomProperty *findCustomProperty(const QScriptString &name); QHash customProperties; QScriptValue m_lastQueryPropertyObject; QScriptString m_lastQueryPropertyName; QScriptClass::QueryFlags m_lastQueryPropertyFlags; QScriptValue m_lastPropertyObject; QScriptString m_lastPropertyName; uint m_lastPropertyId; QScriptValue m_lastSetPropertyObject; QScriptString m_lastSetPropertyName; uint m_lastSetPropertyId; QScriptValue m_lastSetPropertyValue; QScriptValue m_lastPropertyFlagsObject; QScriptString m_lastPropertyFlagsName; uint m_lastPropertyFlagsId; QScriptClass::Extension m_lastExtensionType; QVariant m_lastExtensionArgument; QScriptValue m_prototype; bool m_iterationEnabled; CallableMode m_callableMode; bool m_hasInstance; }; class TestClassPropertyIterator : public QScriptClassPropertyIterator { public: TestClassPropertyIterator(const QHash &props, const QScriptValue &object); ~TestClassPropertyIterator(); bool hasNext() const; void next(); bool hasPrevious() const; void previous(); void toFront(); void toBack(); QScriptString name() const; uint id() const; QScriptValue::PropertyFlags flags() const; private: int m_index; int m_last; QHash m_props; }; TestClass::TestClass(QScriptEngine *engine) : QScriptClass(engine), m_iterationEnabled(true), m_callableMode(NotCallable), m_hasInstance(false) { m_prototype = engine->newObject(); clearReceivedArgs(); } TestClass::~TestClass() { qDeleteAll(customProperties); } TestClass::CustomProperty* TestClass::findCustomProperty(const QScriptString &name) { QHash::const_iterator it; it = customProperties.constFind(name); if (it == customProperties.constEnd()) return 0; return it.value(); } void TestClass::addCustomProperty(const QScriptString &name, QueryFlags qflags, uint id, QScriptValue::PropertyFlags pflags, const QScriptValue &value) { customProperties.insert(name, new CustomProperty(qflags, id, pflags, value)); } void TestClass::removeCustomProperty(const QScriptString &name) { CustomProperty *prop = customProperties.take(name); if (prop) delete prop; } QScriptClass::QueryFlags TestClass::queryProperty(const QScriptValue &object, const QScriptString &name, QueryFlags flags, uint *id) { m_lastQueryPropertyObject = object; m_lastQueryPropertyName = name; m_lastQueryPropertyFlags = flags; CustomProperty *prop = findCustomProperty(name); if (!prop) return 0; *id = prop->id; return prop->qflags & flags; } QScriptValue TestClass::property(const QScriptValue &object, const QScriptString &name, uint id) { m_lastPropertyObject = object; m_lastPropertyName = name; m_lastPropertyId = id; CustomProperty *prop = findCustomProperty(name); if (!prop) return QScriptValue(); return prop->value; } void TestClass::setProperty(QScriptValue &object, const QScriptString &name, uint id, const QScriptValue &value) { m_lastSetPropertyObject = object; m_lastSetPropertyName = name; m_lastSetPropertyId = id; m_lastSetPropertyValue = value; CustomProperty *prop = findCustomProperty(name); if (!prop) return; if (prop->pflags & QScriptValue::ReadOnly) return; if (!value.isValid()) // deleteProperty() requested removeCustomProperty(name); else prop->value = value; } QScriptValue::PropertyFlags TestClass::propertyFlags( const QScriptValue &object, const QScriptString &name, uint id) { m_lastPropertyFlagsObject = object; m_lastPropertyFlagsName = name; m_lastPropertyFlagsId = id; CustomProperty *prop = findCustomProperty(name); if (!prop) return 0; return prop->pflags; } QScriptClassPropertyIterator *TestClass::newIterator(const QScriptValue &object) { if (!m_iterationEnabled) return 0; return new TestClassPropertyIterator(customProperties, object); } QScriptValue TestClass::prototype() const { return m_prototype; } QString TestClass::name() const { return QLatin1String("TestClass"); } bool TestClass::supportsExtension(Extension extension) const { if (extension == Callable) return (m_callableMode != NotCallable); if (extension == HasInstance) return m_hasInstance; return false; } QVariant TestClass::extension(Extension extension, const QVariant &argument) { m_lastExtensionType = extension; m_lastExtensionArgument = argument; if (extension == Callable && m_callableMode != NotCallable) { QScriptContext *ctx = qvariant_cast(argument); if (m_callableMode == CallableReturnsSum) { qsreal sum = 0; for (int i = 0; i < ctx->argumentCount(); ++i) sum += ctx->argument(i).toNumber(); QScriptValueIterator it(ctx->callee()); while (it.hasNext()) { it.next(); sum += it.value().toNumber(); } return sum; } else if (m_callableMode == CallableReturnsArgument) { return qVariantFromValue(ctx->argument(0)); } else if (m_callableMode == CallableReturnsInvalidVariant) { return QVariant(); } else if (m_callableMode == CallableReturnsGlobalObject) { return qVariantFromValue(engine()->globalObject()); } else if (m_callableMode == CallableReturnsThisObject) { return qVariantFromValue(ctx->thisObject()); } else if (m_callableMode == CallableReturnsCallee) { return qVariantFromValue(ctx->callee()); } else if (m_callableMode == CallableReturnsArgumentsObject) { return qVariantFromValue(ctx->argumentsObject()); } else if (m_callableMode == CallableInitializesThisObject) { engine()->newQObject(ctx->thisObject(), engine()); return QVariant(); } } else if (extension == HasInstance && m_hasInstance) { QScriptValueList args = qvariant_cast(argument); QScriptValue obj = args.at(0); QScriptValue value = args.at(1); return value.property("foo").equals(obj.property("foo")); } return QVariant(); } QScriptValue TestClass::lastQueryPropertyObject() const { return m_lastQueryPropertyObject; } QScriptString TestClass::lastQueryPropertyName() const { return m_lastQueryPropertyName; } QScriptClass::QueryFlags TestClass::lastQueryPropertyFlags() const { return m_lastQueryPropertyFlags; } QScriptValue TestClass::lastPropertyObject() const { return m_lastPropertyObject; } QScriptString TestClass::lastPropertyName() const { return m_lastPropertyName; } uint TestClass::lastPropertyId() const { return m_lastPropertyId; } QScriptValue TestClass::lastSetPropertyObject() const { return m_lastSetPropertyObject; } QScriptString TestClass::lastSetPropertyName() const { return m_lastSetPropertyName; } uint TestClass::lastSetPropertyId() const { return m_lastSetPropertyId; } QScriptValue TestClass::lastSetPropertyValue() const { return m_lastSetPropertyValue; } QScriptValue TestClass::lastPropertyFlagsObject() const { return m_lastPropertyFlagsObject; } QScriptString TestClass::lastPropertyFlagsName() const { return m_lastPropertyFlagsName; } uint TestClass::lastPropertyFlagsId() const { return m_lastPropertyFlagsId; } QScriptClass::Extension TestClass::lastExtensionType() const { return m_lastExtensionType; } QVariant TestClass::lastExtensionArgument() const { return m_lastExtensionArgument; } void TestClass::clearReceivedArgs() { m_lastQueryPropertyObject = QScriptValue(); m_lastQueryPropertyName = QScriptString(); m_lastQueryPropertyFlags = 0; m_lastPropertyObject = QScriptValue(); m_lastPropertyName = QScriptString(); m_lastPropertyId = uint(-1); m_lastSetPropertyObject = QScriptValue(); m_lastSetPropertyName = QScriptString(); m_lastSetPropertyId = uint(-1); m_lastSetPropertyValue = QScriptValue(); m_lastPropertyFlagsObject = QScriptValue(); m_lastPropertyFlagsName = QScriptString(); m_lastPropertyFlagsId = uint(-1); m_lastExtensionType = static_cast(-1); m_lastExtensionArgument = QVariant(); } void TestClass::setIterationEnabled(bool enable) { m_iterationEnabled = enable; } bool TestClass::isIterationEnabled() const { return m_iterationEnabled; } void TestClass::setCallableMode(CallableMode mode) { m_callableMode = mode; } TestClass::CallableMode TestClass::callableMode() const { return m_callableMode; } void TestClass::setHasInstance(bool hasInstance) { m_hasInstance = hasInstance; } bool TestClass::hasInstance() const { return m_hasInstance; } TestClassPropertyIterator::TestClassPropertyIterator(const QHash &props, const QScriptValue &object) : QScriptClassPropertyIterator(object) { m_props = props; toFront(); } TestClassPropertyIterator::~TestClassPropertyIterator() { } bool TestClassPropertyIterator::hasNext() const { return m_index < m_props.size(); } void TestClassPropertyIterator::next() { m_last = m_index; ++m_index; } bool TestClassPropertyIterator::hasPrevious() const { return m_index > 0; } void TestClassPropertyIterator::previous() { --m_index; m_last = m_index; } void TestClassPropertyIterator::toFront() { m_index = 0; m_last = -1; } void TestClassPropertyIterator::toBack() { m_index = m_props.size(); m_last = -1; } QScriptString TestClassPropertyIterator::name() const { return m_props.keys().value(m_last); } uint TestClassPropertyIterator::id() const { QScriptString key = m_props.keys().value(m_last); if (!key.isValid()) return 0; TestClass::CustomProperty *prop = m_props.value(key); return prop->id; } QScriptValue::PropertyFlags TestClassPropertyIterator::flags() const { QScriptString key = m_props.keys().value(m_last); if (!key.isValid()) return 0; TestClass::CustomProperty *prop = m_props.value(key); return prop->pflags; } void tst_QScriptClass::newInstance() { QScriptEngine eng; TestClass cls(&eng); QScriptValue obj1 = eng.newObject(&cls); QVERIFY(!obj1.data().isValid()); QVERIFY(obj1.prototype().strictlyEquals(cls.prototype())); QEXPECT_FAIL("", "QTBUG-17599: classname is not implemented", Continue); QCOMPARE(obj1.toString(), QString::fromLatin1("[object TestClass]")); QCOMPARE(obj1.scriptClass(), (QScriptClass*)&cls); QScriptValue num(&eng, 456); QScriptValue obj2 = eng.newObject(&cls, num); QVERIFY(obj2.data().strictlyEquals(num)); QVERIFY(obj2.prototype().strictlyEquals(cls.prototype())); QCOMPARE(obj2.scriptClass(), (QScriptClass*)&cls); QVERIFY(!obj2.equals(obj1)); QVERIFY(!obj2.strictlyEquals(obj1)); } void tst_QScriptClass::setScriptClassOfExistingObject() { QScriptEngine eng; TestClass cls(&eng); QScriptValue obj3 = eng.newObject(); QCOMPARE(obj3.scriptClass(), (QScriptClass*)0); obj3.setScriptClass(&cls); QCOMPARE(obj3.scriptClass(), (QScriptClass*)&cls); obj3.setScriptClass(0); QCOMPARE(obj3.scriptClass(), (QScriptClass*)0); obj3.setScriptClass(&cls); QCOMPARE(obj3.scriptClass(), (QScriptClass*)&cls); TestClass cls2(&eng); obj3.setScriptClass(&cls2); QCOMPARE(obj3.scriptClass(), (QScriptClass*)&cls2); } void tst_QScriptClass::setScriptClassOfNonQtScriptObject() { QScriptEngine eng; TestClass cls(&eng); // undefined behavior really, but shouldn't crash QScriptValue arr = eng.newArray(); QVERIFY(arr.isArray()); QCOMPARE(arr.scriptClass(), (QScriptClass*)0); QTest::ignoreMessage(QtWarningMsg, "QScriptValue::setScriptClass() failed: cannot change class of non-QScriptObject"); arr.setScriptClass(&cls); QEXPECT_FAIL("", "Changing class of arbitrary script object is not allowed (it's OK)", Continue); QCOMPARE(arr.scriptClass(), (QScriptClass*)&cls); QEXPECT_FAIL("", "Changing class of arbitrary script object is not allowed (it's OK)", Continue); QVERIFY(!arr.isArray()); QVERIFY(arr.isObject()); } void tst_QScriptClass::getAndSetPropertyFromCpp() { QScriptEngine eng; TestClass cls(&eng); QScriptValue obj1 = eng.newObject(&cls); QScriptValue obj2 = eng.newObject(&cls); QScriptString foo = eng.toStringHandle("foo"); QScriptString bar = eng.toStringHandle("bar"); QScriptValue num(&eng, 123); // Initially our TestClass instances have no custom properties, // and queryProperty() will always return false. // Hence, the properties will be created as normal JS properties. for (int x = 0; x < 2; ++x) { QScriptValue &o = (x == 0) ? obj1 : obj2; for (int y = 0; y < 2; ++y) { QScriptString &s = (y == 0) ? foo : bar; // read property cls.clearReceivedArgs(); QScriptValue ret = o.property(s); QVERIFY(!ret.isValid()); QVERIFY(cls.lastQueryPropertyObject().strictlyEquals(o)); QVERIFY(cls.lastQueryPropertyName() == s); QVERIFY(!cls.lastPropertyObject().isValid()); QVERIFY(!cls.lastSetPropertyObject().isValid()); QVERIFY(cls.lastQueryPropertyFlags() == QScriptClass::HandlesReadAccess); // write property cls.clearReceivedArgs(); o.setProperty(s, num); QVERIFY(cls.lastQueryPropertyObject().strictlyEquals(o)); QVERIFY(cls.lastQueryPropertyName() == s); QVERIFY(!cls.lastPropertyObject().isValid()); QVERIFY(!cls.lastSetPropertyObject().isValid()); QVERIFY(cls.lastQueryPropertyFlags() == QScriptClass::HandlesWriteAccess); // re-read property // When a QScriptClass doesn't want to handle a property write, // that property becomes a normal property and the QScriptClass // shall not be queried about it again. cls.clearReceivedArgs(); QVERIFY(o.property(s).strictlyEquals(num)); QVERIFY(!cls.lastQueryPropertyObject().isValid()); } } // add a custom property QScriptString foo2 = eng.toStringHandle("foo2"); const uint foo2Id = 123; const QScriptValue::PropertyFlags foo2Pflags = QScriptValue::Undeletable; QScriptValue foo2Value(&eng, 456); cls.addCustomProperty(foo2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, foo2Id, foo2Pflags, foo2Value); { // read property cls.clearReceivedArgs(); { QScriptValue ret = obj1.property(foo2); QVERIFY(ret.strictlyEquals(foo2Value)); } QVERIFY(cls.lastQueryPropertyObject().strictlyEquals(obj1)); QVERIFY(cls.lastQueryPropertyName() == foo2); QVERIFY(cls.lastPropertyObject().strictlyEquals(obj1)); QVERIFY(cls.lastPropertyName() == foo2); QCOMPARE(cls.lastPropertyId(), foo2Id); // read flags cls.clearReceivedArgs(); QCOMPARE(obj1.propertyFlags(foo2), foo2Pflags); QVERIFY(cls.lastQueryPropertyObject().strictlyEquals(obj1)); QVERIFY(cls.lastQueryPropertyName() == foo2); QEXPECT_FAIL("", "QTBUG-17601: classObject.getOwnPropertyDescriptor() reads the property value", Continue); QVERIFY(!cls.lastPropertyObject().isValid()); QVERIFY(cls.lastPropertyFlagsObject().strictlyEquals(obj1)); QVERIFY(cls.lastPropertyFlagsName() == foo2); QCOMPARE(cls.lastPropertyFlagsId(), foo2Id); // write property cls.clearReceivedArgs(); QScriptValue newFoo2Value(&eng, 789); obj1.setProperty(foo2, newFoo2Value); QVERIFY(cls.lastQueryPropertyObject().strictlyEquals(obj1)); QVERIFY(cls.lastQueryPropertyName() == foo2); // read property again cls.clearReceivedArgs(); { QScriptValue ret = obj1.property(foo2); QVERIFY(ret.strictlyEquals(newFoo2Value)); } QVERIFY(cls.lastQueryPropertyObject().strictlyEquals(obj1)); QVERIFY(cls.lastQueryPropertyName() == foo2); QVERIFY(cls.lastPropertyObject().strictlyEquals(obj1)); QVERIFY(cls.lastPropertyName() == foo2); QCOMPARE(cls.lastPropertyId(), foo2Id); } // attempt to delete custom property obj1.setProperty(foo2, QScriptValue()); // delete real property obj1.setProperty(foo, QScriptValue()); QVERIFY(!obj1.property(foo).isValid()); obj1.setProperty(foo, num); QVERIFY(obj1.property(foo).equals(num)); // remove script class; normal properties should remain obj1.setScriptClass(0); QCOMPARE(obj1.scriptClass(), (QScriptClass*)0); QVERIFY(obj1.property(foo).equals(num)); QVERIFY(obj1.property(bar).equals(num)); obj1.setProperty(foo, QScriptValue()); QVERIFY(!obj1.property(foo).isValid()); obj1.setProperty(bar, QScriptValue()); QVERIFY(!obj1.property(bar).isValid()); } void tst_QScriptClass::getAndSetPropertyFromJS() { QScriptEngine eng; TestClass cls(&eng); cls.addCustomProperty(eng.toStringHandle("x"), QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, /*id=*/1, /*flags=*/0, /*value=*/123); eng.globalObject().setProperty("o", eng.newObject(&cls)); // Accessing a custom property QCOMPARE(eng.evaluate("o.x").toInt32(), 123); QCOMPARE(eng.evaluate("o.x = 456; o.x").toInt32(), 456); // Accessing a new JS property QVERIFY(eng.evaluate("o.y").isUndefined()); QCOMPARE(eng.evaluate("o.y = 789; o.y").toInt32(), 789); // Deleting custom property QVERIFY(eng.evaluate("delete o.x").toBool()); QVERIFY(eng.evaluate("o.x").isUndefined()); // Deleting JS property QVERIFY(eng.evaluate("delete o.y").toBool()); QVERIFY(eng.evaluate("o.y").isUndefined()); } void tst_QScriptClass::deleteUndeletableProperty() { QScriptEngine eng; TestClass cls(&eng); cls.addCustomProperty(eng.toStringHandle("x"), QScriptClass::HandlesWriteAccess, /*id=*/0, QScriptValue::Undeletable, QScriptValue()); eng.globalObject().setProperty("o", eng.newObject(&cls)); QVERIFY(!eng.evaluate("delete o.x").toBool()); } void tst_QScriptClass::writeReadOnlyProperty() { QScriptEngine eng; TestClass cls(&eng); cls.addCustomProperty(eng.toStringHandle("x"), QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, /*id=*/0, QScriptValue::ReadOnly, 123); eng.globalObject().setProperty("o", eng.newObject(&cls)); // Note that if a property is read-only, the setProperty() // reimplementation will still get called; it's up to that // function to respect the ReadOnly flag. QCOMPARE(eng.evaluate("o.x = 456; o.x").toInt32(), 123); } void tst_QScriptClass::writePropertyWithoutWriteAccess() { QScriptEngine eng; TestClass cls(&eng); cls.addCustomProperty(eng.toStringHandle("x"), QScriptClass::HandlesReadAccess, /*id=*/0, /*flags=*/0, 123); eng.globalObject().setProperty("o", eng.newObject(&cls)); QCOMPARE(eng.evaluate("o.x").toInt32(), 123); // This will create a JS property on the instance that // shadows the custom property. // This behavior is not documented. It might be more // intuitive to treat a property that only handles read // access as a read-only, non-shadowable property. QCOMPARE(eng.evaluate("o.x = 456; o.x").toInt32(), 456); QVERIFY(eng.evaluate("delete o.x").toBool()); // Now the custom property is seen again. QCOMPARE(eng.evaluate("o.x").toInt32(), 123); } void tst_QScriptClass::getProperty_invalidValue() { QScriptEngine eng; TestClass cls(&eng); cls.addCustomProperty(eng.toStringHandle("foo"), QScriptClass::HandlesReadAccess, /*id=*/0, QScriptValue::ReadOnly, QScriptValue()); QScriptValue obj = eng.newObject(&cls); QVERIFY(obj.property("foo").isUndefined()); eng.globalObject().setProperty("obj", obj); QVERIFY(eng.evaluate("obj.hasOwnProperty('foo'))").toBool()); // The JS environment expects that a valid value is returned, // otherwise we could crash. QVERIFY(eng.evaluate("obj.foo").isUndefined()); QVERIFY(eng.evaluate("obj.foo + ''").isString()); QVERIFY(eng.evaluate("Object.getOwnPropertyDescriptor(obj, 'foo').value").isUndefined()); QVERIFY(eng.evaluate("Object.getOwnPropertyDescriptor(obj, 'foo').value +''").isString()); } void tst_QScriptClass::enumerate() { QScriptEngine eng; TestClass cls(&eng); QScriptValue obj = eng.newObject(&cls); QScriptString foo = eng.toStringHandle("foo"); obj.setProperty(foo, QScriptValue(&eng, 123)); cls.setIterationEnabled(false); { QScriptValueIterator it(obj); QVERIFY(it.hasNext()); it.next(); QVERIFY(it.scriptName() == foo); QVERIFY(!it.hasNext()); } // add a custom property QScriptString foo2 = eng.toStringHandle("foo2"); const uint foo2Id = 123; const QScriptValue::PropertyFlags foo2Pflags = QScriptValue::Undeletable; QScriptValue foo2Value(&eng, 456); cls.addCustomProperty(foo2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, foo2Id, foo2Pflags, QScriptValue()); cls.setIterationEnabled(true); QScriptValueIterator it(obj); // This test relies on the order in which properties are enumerated, // which we don't guarantee. However, for compatibility's sake we prefer // that normal JS properties come before QScriptClass properties. for (int x = 0; x < 2; ++x) { QVERIFY(it.hasNext()); it.next(); QVERIFY(it.scriptName() == foo); QVERIFY(it.hasNext()); it.next(); QVERIFY(it.scriptName() == foo2); QCOMPARE(it.flags(), foo2Pflags); QVERIFY(!it.hasNext()); QVERIFY(it.hasPrevious()); it.previous(); QVERIFY(it.scriptName() == foo2); QCOMPARE(it.flags(), foo2Pflags); QVERIFY(it.hasPrevious()); it.previous(); QVERIFY(it.scriptName() == foo); QVERIFY(!it.hasPrevious()); } } void tst_QScriptClass::extension_None() { QScriptEngine eng; TestClass cls(&eng); cls.setCallableMode(TestClass::NotCallable); QVERIFY(!cls.supportsExtension(QScriptClass::Callable)); QVERIFY(!cls.supportsExtension(QScriptClass::HasInstance)); QScriptValue obj = eng.newObject(&cls); QVERIFY(!obj.call().isValid()); QCOMPARE((int)cls.lastExtensionType(), -1); QVERIFY(!obj.instanceOf(obj)); QCOMPARE((int)cls.lastExtensionType(), -1); QVERIFY(!obj.construct().isValid()); } void tst_QScriptClass::extension_Callable() { QScriptEngine eng; TestClass cls(&eng); cls.setCallableMode(TestClass::CallableReturnsSum); QVERIFY(cls.supportsExtension(QScriptClass::Callable)); QScriptValue obj = eng.newObject(&cls); eng.globalObject().setProperty("obj", obj); obj.setProperty("one", QScriptValue(&eng, 1)); obj.setProperty("two", QScriptValue(&eng, 2)); obj.setProperty("three", QScriptValue(&eng, 3)); // From C++ cls.clearReceivedArgs(); { QScriptValueList args; args << QScriptValue(&eng, 4) << QScriptValue(&eng, 5); QScriptValue ret = obj.call(obj, args); QCOMPARE(cls.lastExtensionType(), QScriptClass::Callable); QCOMPARE(cls.lastExtensionArgument().userType(), qMetaTypeId()); QVERIFY(ret.isNumber()); QCOMPARE(ret.toNumber(), qsreal(1+2+3+4+5)); } // From JS cls.clearReceivedArgs(); { QScriptValue ret = eng.evaluate("obj(4, 5)"); QCOMPARE(cls.lastExtensionType(), QScriptClass::Callable); QCOMPARE(cls.lastExtensionArgument().userType(), qMetaTypeId()); QVERIFY(ret.isNumber()); QCOMPARE(ret.toNumber(), qsreal(1+2+3+4+5)); } cls.setCallableMode(TestClass::CallableReturnsArgument); // From C++ cls.clearReceivedArgs(); { QScriptValue ret = obj.call(obj, QScriptValueList() << 123); QCOMPARE(cls.lastExtensionType(), QScriptClass::Callable); QCOMPARE(cls.lastExtensionArgument().userType(), qMetaTypeId()); QVERIFY(ret.isNumber()); QCOMPARE(ret.toInt32(), 123); } cls.clearReceivedArgs(); { QScriptValue ret = obj.call(obj, QScriptValueList() << true); QCOMPARE(cls.lastExtensionType(), QScriptClass::Callable); QCOMPARE(cls.lastExtensionArgument().userType(), qMetaTypeId()); QVERIFY(ret.isBoolean()); QCOMPARE(ret.toBoolean(), true); } { QScriptValue ret = obj.call(obj, QScriptValueList() << QString::fromLatin1("ciao")); QVERIFY(ret.isString()); QCOMPARE(ret.toString(), QString::fromLatin1("ciao")); } { QScriptValue objobj = eng.newObject(); QScriptValue ret = obj.call(obj, QScriptValueList() << objobj); QVERIFY(ret.isObject()); QVERIFY(ret.strictlyEquals(objobj)); } { QScriptValue ret = obj.call(obj, QScriptValueList() << QScriptValue()); QVERIFY(ret.isUndefined()); } // From JS cls.clearReceivedArgs(); { QScriptValue ret = eng.evaluate("obj(123)"); QVERIFY(ret.isNumber()); QCOMPARE(ret.toInt32(), 123); } cls.setCallableMode(TestClass::CallableReturnsInvalidVariant); { QScriptValue ret = obj.call(obj); QVERIFY(ret.isUndefined()); } cls.setCallableMode(TestClass::CallableReturnsThisObject); // From C++ { QScriptValue ret = obj.call(obj); QVERIFY(ret.isObject()); QVERIFY(ret.strictlyEquals(obj)); } // From JS { QScriptValue ret = eng.evaluate("obj()"); QVERIFY(ret.isObject()); QVERIFY(ret.strictlyEquals(eng.globalObject())); } cls.setCallableMode(TestClass::CallableReturnsCallee); // From C++ { QScriptValue ret = obj.call(); QVERIFY(ret.isObject()); QVERIFY(ret.strictlyEquals(obj)); } // From JS { QScriptValue ret = eng.evaluate("obj()"); QVERIFY(ret.isObject()); QVERIFY(ret.strictlyEquals(obj)); } cls.setCallableMode(TestClass::CallableReturnsArgumentsObject); // From C++ { QScriptValue ret = obj.call(obj, QScriptValueList() << 123); QVERIFY(ret.isObject()); QVERIFY(ret.property("length").isNumber()); QCOMPARE(ret.property("length").toInt32(), 1); QVERIFY(ret.property(0).isNumber()); QCOMPARE(ret.property(0).toInt32(), 123); } // From JS { QScriptValue ret = eng.evaluate("obj(123)"); QVERIFY(ret.isObject()); QVERIFY(ret.property("length").isNumber()); QCOMPARE(ret.property("length").toInt32(), 1); QVERIFY(ret.property(0).isNumber()); QCOMPARE(ret.property(0).toInt32(), 123); } } void tst_QScriptClass::extension_Callable_construct() { QScriptEngine eng; TestClass cls(&eng); QScriptValue obj = eng.newObject(&cls); eng.globalObject().setProperty("obj", obj); // From C++ cls.clearReceivedArgs(); cls.setCallableMode(TestClass::CallableReturnsGlobalObject); { QScriptValue ret = obj.construct(); QCOMPARE(cls.lastExtensionType(), QScriptClass::Callable); QCOMPARE(cls.lastExtensionArgument().userType(), qMetaTypeId()); QVERIFY(ret.isObject()); QVERIFY(ret.strictlyEquals(eng.globalObject())); } // From JS cls.clearReceivedArgs(); { QScriptValue ret = eng.evaluate("new obj()"); QCOMPARE(cls.lastExtensionType(), QScriptClass::Callable); QCOMPARE(cls.lastExtensionArgument().userType(), qMetaTypeId()); QVERIFY(ret.isObject()); QVERIFY(ret.strictlyEquals(eng.globalObject())); } // From C++ cls.clearReceivedArgs(); cls.setCallableMode(TestClass::CallableInitializesThisObject); { QScriptValue ret = obj.construct(); QCOMPARE(cls.lastExtensionType(), QScriptClass::Callable); QCOMPARE(cls.lastExtensionArgument().userType(), qMetaTypeId()); QVERIFY(ret.isQObject()); QCOMPARE(ret.toQObject(), (QObject*)&eng); } // From JS cls.clearReceivedArgs(); { QScriptValue ret = eng.evaluate("new obj()"); QCOMPARE(cls.lastExtensionType(), QScriptClass::Callable); QCOMPARE(cls.lastExtensionArgument().userType(), qMetaTypeId()); QVERIFY(ret.isQObject()); QCOMPARE(ret.toQObject(), (QObject*)&eng); } } void tst_QScriptClass::extension_HasInstance() { QScriptEngine eng; TestClass cls(&eng); cls.setHasInstance(true); QVERIFY(cls.supportsExtension(QScriptClass::HasInstance)); QScriptValue obj = eng.newObject(&cls); obj.setProperty("foo", QScriptValue(&eng, 123)); QScriptValue plain = eng.newObject(); QVERIFY(!plain.instanceOf(obj)); eng.globalObject().setProperty("HasInstanceTester", obj); eng.globalObject().setProperty("hasInstanceValue", plain); cls.clearReceivedArgs(); { QScriptValue ret = eng.evaluate("hasInstanceValue instanceof HasInstanceTester"); QCOMPARE(cls.lastExtensionType(), QScriptClass::HasInstance); QCOMPARE(cls.lastExtensionArgument().userType(), qMetaTypeId()); QScriptValueList lst = qvariant_cast(cls.lastExtensionArgument()); QCOMPARE(lst.size(), 2); QVERIFY(lst.at(0).strictlyEquals(obj)); QVERIFY(lst.at(1).strictlyEquals(plain)); QVERIFY(ret.isBoolean()); QVERIFY(!ret.toBoolean()); } plain.setProperty("foo", QScriptValue(&eng, 456)); QVERIFY(!plain.instanceOf(obj)); { QScriptValue ret = eng.evaluate("hasInstanceValue instanceof HasInstanceTester"); QVERIFY(ret.isBoolean()); QVERIFY(!ret.toBoolean()); } plain.setProperty("foo", obj.property("foo")); QVERIFY(plain.instanceOf(obj)); { QScriptValue ret = eng.evaluate("hasInstanceValue instanceof HasInstanceTester"); QVERIFY(ret.isBoolean()); QVERIFY(ret.toBoolean()); } } // tests made to match Qt 4.7 (JSC) behaviour void tst_QScriptClass::originalProperties1() { QScriptEngine eng; QScriptString orig1 = eng.toStringHandle("orig1"); QScriptString orig2 = eng.toStringHandle("orig2"); QScriptString orig3 = eng.toStringHandle("orig3"); QScriptString new1 = eng.toStringHandle("new1"); QScriptString new2 = eng.toStringHandle("new2"); { TestClass cls1(&eng); cls1.addCustomProperty(orig2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, 89); cls1.addCustomProperty(new1, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, "hello"); TestClass cls2(&eng); cls2.addCustomProperty(orig2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, 59); cls2.addCustomProperty(new2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, "world"); QScriptValue obj1 = eng.newObject(); obj1.setProperty(orig1 , 42); obj1.setProperty(orig2 , "foo"); obj1.prototype().setProperty(orig3, "bar"); QCOMPARE(obj1.property(orig1).toInt32(), 42); QCOMPARE(obj1.property(orig2).toString(), QString::fromLatin1("foo")); QCOMPARE(obj1.property(orig3).toString(), QString::fromLatin1("bar")); QVERIFY(!obj1.property(new1).isValid()); QVERIFY(!obj1.property(new2).isValid()); eng.globalObject().setProperty("obj" , obj1); obj1.setScriptClass(&cls1); QCOMPARE(obj1.property(orig1).toInt32(), 42); QCOMPARE(obj1.property(orig2).toString(), QString::fromLatin1("foo")); QCOMPARE(obj1.property(orig3).toString(), QString::fromLatin1("bar")); QCOMPARE(obj1.property(new1).toString(), QString::fromLatin1("hello")); QVERIFY(!obj1.property(new2).isValid()); QScriptValue obj2 = eng.evaluate("obj"); QCOMPARE(obj2.scriptClass(), &cls1); QCOMPARE(obj2.property(orig1).toInt32(), 42); QCOMPARE(obj2.property(orig2).toString(), QString::fromLatin1("foo")); QCOMPARE(obj2.property(orig3).toString(), QString::fromLatin1("bar")); QCOMPARE(obj2.property(new1).toString(), QString::fromLatin1("hello")); QVERIFY(!obj2.property(new2).isValid()); obj1.setScriptClass(&cls2); QCOMPARE(obj1.property(orig1).toInt32(), 42); QCOMPARE(obj1.property(orig2).toString(), QString::fromLatin1("foo")); QCOMPARE(obj1.property(orig3).toString(), QString::fromLatin1("bar")); QVERIFY(!obj1.property(new1).isValid()); QCOMPARE(obj1.property(new2).toString(), QString::fromLatin1("world")); QCOMPARE(obj2.scriptClass(), &cls2); QCOMPARE(obj2.property(orig1).toInt32(), 42); QCOMPARE(obj2.property(orig2).toString(), QString::fromLatin1("foo")); QCOMPARE(obj2.property(orig3).toString(), QString::fromLatin1("bar")); QVERIFY(!obj2.property(new1).isValid()); QCOMPARE(obj2.property(new2).toString(), QString::fromLatin1("world")); obj1.setScriptClass(0); QCOMPARE(obj1.property(orig1).toInt32(), 42); QCOMPARE(obj1.property(orig2).toString(), QString::fromLatin1("foo")); QCOMPARE(obj1.property(orig3).toString(), QString::fromLatin1("bar")); QVERIFY(!obj1.property(new1).isValid()); QVERIFY(!obj1.property(new2).isValid()); } } void tst_QScriptClass::originalProperties2() { QScriptEngine eng; QScriptString orig1 = eng.toStringHandle("orig1"); QScriptString orig2 = eng.toStringHandle("orig2"); QScriptString orig3 = eng.toStringHandle("orig3"); QScriptString new1 = eng.toStringHandle("new1"); QScriptString new2 = eng.toStringHandle("new2"); { TestClass cls1(&eng); cls1.addCustomProperty(orig2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, 89); cls1.addCustomProperty(new1, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, "hello"); TestClass cls2(&eng); cls2.addCustomProperty(orig2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, 59); cls2.addCustomProperty(new2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, "world"); QScriptValue obj1 = eng.newObject(); obj1.setProperty(orig1 , 42); obj1.setProperty(orig2 , "foo"); obj1.prototype().setProperty(orig3, "bar"); QCOMPARE(obj1.property(orig1).toInt32(), 42); QCOMPARE(obj1.property(orig2).toString(), QString::fromLatin1("foo")); QCOMPARE(obj1.property(orig3).toString(), QString::fromLatin1("bar")); QVERIFY(!obj1.property(new1).isValid()); QVERIFY(!obj1.property(new2).isValid()); obj1.setScriptClass(&cls1); obj1.setProperty(orig1 , QScriptValue(&eng, 852)); obj1.setProperty(orig2 , "oli"); obj1.setProperty(orig3 , "fu*c"); obj1.setProperty(new1 , "moo"); obj1.setProperty(new2 , "allo?"); QCOMPARE(obj1.property(orig1).toInt32(), 852); QCOMPARE(obj1.property(orig2).toString(), QString::fromLatin1("foo")); QCOMPARE(obj1.property(orig3).toString(), QString::fromLatin1("fu*c")); QCOMPARE(obj1.property(new1).toString(), QString::fromLatin1("moo")); QCOMPARE(obj1.property(new2).toString(), QString::fromLatin1("allo?")); obj1.setScriptClass(&cls2); QCOMPARE(obj1.property(orig1).toInt32(), 852); QCOMPARE(obj1.property(orig2).toString(), QString::fromLatin1("foo")); QCOMPARE(obj1.property(orig3).toString(), QString::fromLatin1("fu*c")); QVERIFY(!obj1.property(new1).isValid()); QCOMPARE(obj1.property(new2).toString(), QString::fromLatin1("allo?")); obj1.setScriptClass(0); QCOMPARE(obj1.property(orig1).toInt32(), 852); QCOMPARE(obj1.property(orig2).toString(), QString::fromLatin1("foo")); QCOMPARE(obj1.property(orig3).toString(), QString::fromLatin1("fu*c")); QVERIFY(!obj1.property(new1).isValid()); QCOMPARE(obj1.property(new2).toString(), QString::fromLatin1("allo?")); } } void tst_QScriptClass::originalProperties3() { QScriptEngine eng; QScriptString orig1 = eng.toStringHandle("orig1"); QScriptString orig2 = eng.toStringHandle("orig2"); QScriptString orig3 = eng.toStringHandle("orig3"); QScriptString new1 = eng.toStringHandle("new1"); QScriptString new2 = eng.toStringHandle("new2"); { TestClass cls1(&eng); cls1.addCustomProperty(orig2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, 89); cls1.addCustomProperty(new1, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, "hello"); TestClass cls2(&eng); cls2.addCustomProperty(orig2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, 59); cls2.addCustomProperty(new2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, "world"); QScriptValue obj1 = eng.newObject(&cls1); QVERIFY(!obj1.property(orig1).isValid()); QCOMPARE(obj1.property(orig2).toInt32(), 89); QCOMPARE(obj1.property(new1).toString(), QString::fromLatin1("hello")); QVERIFY(!obj1.property(new2).isValid()); obj1.setProperty(orig1, 42); QCOMPARE(obj1.property(orig1).toInt32(), 42); eng.globalObject().setProperty("obj" , obj1); obj1.setScriptClass(&cls2); QCOMPARE(obj1.property(orig1).toInt32(), 42); QCOMPARE(obj1.property(orig2).toInt32(), 59); QVERIFY(!obj1.property(new1).isValid()); QCOMPARE(obj1.property(new2).toString(), QString::fromLatin1("world")); QScriptValue obj2 = eng.evaluate("obj"); QCOMPARE(obj2.scriptClass(), &cls2); QCOMPARE(obj2.property(orig1).toInt32(), 42); QCOMPARE(obj2.property(orig2).toInt32(), 59); QVERIFY(!obj2.property(new1).isValid()); QCOMPARE(obj2.property(new2).toString(), QString::fromLatin1("world")); obj1.setScriptClass(0); QCOMPARE(obj1.property(orig1).toInt32(), 42); QVERIFY(!obj1.property(orig2).isValid()); QVERIFY(!obj1.property(new1).isValid()); QVERIFY(!obj1.property(new2).isValid()); QCOMPARE(obj2.scriptClass(), (QScriptClass *)0); QCOMPARE(obj2.property(orig1).toInt32(), 42); QVERIFY(!obj2.property(orig2).isValid()); QVERIFY(!obj2.property(new1).isValid()); QVERIFY(!obj2.property(new2).isValid()); } } void tst_QScriptClass::originalProperties4() { QScriptEngine eng; QScriptString orig1 = eng.toStringHandle("orig1"); QScriptString orig2 = eng.toStringHandle("orig2"); QScriptString orig3 = eng.toStringHandle("orig3"); QScriptString new1 = eng.toStringHandle("new1"); QScriptString new2 = eng.toStringHandle("new2"); { TestClass cls1(&eng); cls1.addCustomProperty(orig2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, 89); cls1.addCustomProperty(new1, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, "hello"); TestClass cls2(&eng); cls2.addCustomProperty(orig2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, 59); cls2.addCustomProperty(new2, QScriptClass::HandlesReadAccess | QScriptClass::HandlesWriteAccess, 1, 0, "world"); QScriptValue obj1 = eng.newObject(&cls1); QVERIFY(!obj1.property(orig1).isValid()); QCOMPARE(obj1.property(orig2).toInt32(), 89); QCOMPARE(obj1.property(new1).toString(), QString::fromLatin1("hello")); QVERIFY(!obj1.property(new2).isValid()); eng.globalObject().setProperty("obj" , obj1); obj1.setScriptClass(0); QVERIFY(obj1.isObject()); QVERIFY(!obj1.property(orig1).isValid()); QVERIFY(!obj1.property(orig2).isValid()); QVERIFY(!obj1.property(new1).isValid()); QVERIFY(!obj1.property(new2).isValid()); obj1.setProperty(orig1, 42); QCOMPARE(obj1.property(orig1).toInt32(), 42); QScriptValue obj2 = eng.evaluate("obj"); QCOMPARE(obj2.scriptClass(), (QScriptClass *)0); QVERIFY(obj2.isObject()); QCOMPARE(obj2.property(orig1).toInt32(), 42); QVERIFY(!obj2.property(orig2).isValid()); QVERIFY(!obj2.property(new1).isValid()); QVERIFY(!obj2.property(new2).isValid()); obj1.setScriptClass(&cls2); QCOMPARE(obj1.property(orig1).toInt32(), 42); QCOMPARE(obj1.property(orig2).toInt32(), 59); QVERIFY(!obj1.property(new1).isValid()); QCOMPARE(obj1.property(new2).toString(), QString::fromLatin1("world")); QCOMPARE(obj2.scriptClass(), (QScriptClass *)(&cls2)); QCOMPARE(obj2.property(orig1).toInt32(), 42); QCOMPARE(obj2.property(orig2).toInt32(), 59); QVERIFY(!obj2.property(new1).isValid()); QCOMPARE(obj2.property(new2).toString(), QString::fromLatin1("world")); } } void tst_QScriptClass::defaultImplementations() { QScriptEngine eng; QScriptClass defaultClass(&eng); QCOMPARE(defaultClass.engine(), &eng); QVERIFY(!defaultClass.prototype().isValid()); QCOMPARE(defaultClass.name(), QString()); QScriptValue obj = eng.newObject(&defaultClass); QCOMPARE(obj.scriptClass(), &defaultClass); QScriptString name = eng.toStringHandle("foo"); uint id = -1; QCOMPARE(defaultClass.queryProperty(obj, name, QScriptClass::HandlesReadAccess, &id), QScriptClass::QueryFlags(0)); QVERIFY(!defaultClass.property(obj, name, id).isValid()); QCOMPARE(defaultClass.propertyFlags(obj, name, id), QScriptValue::PropertyFlags(0)); defaultClass.setProperty(obj, name, id, 123); QVERIFY(!obj.property(name).isValid()); QCOMPARE(defaultClass.newIterator(obj), (QScriptClassPropertyIterator*)0); QVERIFY(!defaultClass.supportsExtension(QScriptClass::Callable)); QVERIFY(!defaultClass.supportsExtension(QScriptClass::HasInstance)); QVERIFY(!defaultClass.extension(QScriptClass::Callable).isValid()); QVERIFY(!defaultClass.extension(QScriptClass::HasInstance).isValid()); } void tst_QScriptClass::scriptClassObjectInPrototype() { QScriptEngine eng; TestClass cls(&eng); QScriptValue plainObject = eng.newObject(); QScriptValue classObject = eng.newObject(&cls); plainObject.setPrototype(classObject); QVERIFY(plainObject.prototype().equals(classObject)); eng.globalObject().setProperty("plainObject", plainObject); eng.globalObject().setProperty("classObject", classObject); QScriptString name = eng.toStringHandle("x"); cls.addCustomProperty(name, QScriptClass::HandlesReadAccess, /*id=*/1, /*flags=*/0, /*value=*/123); QVERIFY(plainObject.property(name).equals(classObject.property(name))); QVERIFY(eng.evaluate("plainObject.x == classObject.x").toBool()); // Add a property that shadows the one in the script class. plainObject.setProperty(name, 456); QVERIFY(!plainObject.property(name).equals(classObject.property(name))); QVERIFY(eng.evaluate("plainObject.x != classObject.x").toBool()); QVERIFY(eng.evaluate("delete plainObject.x").toBool()); QVERIFY(eng.evaluate("plainObject.x == classObject.x").toBool()); } void tst_QScriptClass::scriptClassWithNullEngine() { QScriptClass cls(0); QCOMPARE(cls.engine(), (QScriptEngine*)0); QScriptEngine eng; QScriptValue obj = eng.newObject(&cls); QVERIFY(obj.isObject()); QCOMPARE(obj.scriptClass(), &cls); // The class could have been "bound" to the engine at this point, // but it's currently not. // This behavior is not documented and is subject to change. QCOMPARE(cls.engine(), (QScriptEngine*)0); // The engine pointer stored in the QScriptClass is not actually used // during property access, so this still works. obj.setProperty("x", 123); QVERIFY(obj.property("x").isNumber()); } void tst_QScriptClass::scriptClassInOtherEngine() { QScriptEngine eng; TestClass cls(&eng); QScriptEngine eng2; // We don't check that the class is associated with another engine, so // we only get a warning when trying to set the prototype of the new // instance. // This behavior is not documented and is subject to change. QTest::ignoreMessage(QtWarningMsg, "QScriptValue::setPrototype() failed: cannot set a prototype created in a different engine"); QScriptValue obj = eng2.newObject(&cls); QVERIFY(obj.isObject()); QCOMPARE(obj.scriptClass(), &cls); obj.setProperty("x", 123); QVERIFY(obj.property("x").isNumber()); } QTEST_MAIN(tst_QScriptClass) #include "tst_qscriptclass.moc"