tst_qwebframe.cpp

linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit

    QCOMPARE(evalJS("myObject.mySignal.disconnect(otherObject, myHandler)"), sUndefined);
    evalJS("gotSignal = false");
    m_myObject->emitMySignal();
    QCOMPARE(evalJS("gotSignal"), sFalse);

    {
        QString type;
        evalJS("myObject.mySignal.disconnect(otherObject, myHandler)", type);
        QCOMPARE(type, sError);
    }

    QCOMPARE(evalJS("myObject.mySignal.connect(otherObject, myHandler)"), sUndefined);
    evalJS("gotSignal = false");
    m_myObject->emitMySignal();
    QCOMPARE(evalJS("gotSignal"), sTrue);
    QCOMPARE(evalJS("signalArgs.length == 0"), sTrue);
    QCOMPARE(evalJS("slotThisObject"),evalJS("otherObject"));
    QCOMPARE(evalJS("signalSender"),evalJS("myObject"));
    QCOMPARE(evalJS("slotThisObject.name"), QLatin1String("foo"));
    QCOMPARE(evalJS("myObject.mySignal.disconnect(otherObject, myHandler)"), sUndefined);

    evalJS("yetAnotherObject = { name:'bar', func : function() { } }");
    QCOMPARE(evalJS("myObject.mySignal2.connect(yetAnotherObject, myHandler)"), sUndefined);
    evalJS("gotSignal = false");
    m_myObject->emitMySignal2(true);
    QCOMPARE(evalJS("gotSignal"), sTrue);
    QCOMPARE(evalJS("signalArgs.length == 1"), sTrue);
    QCOMPARE(evalJS("slotThisObject == yetAnotherObject"), sTrue);
    QCOMPARE(evalJS("signalSender == myObject"), sTrue);
    QCOMPARE(evalJS("slotThisObject.name"), QLatin1String("bar"));
    QCOMPARE(evalJS("myObject.mySignal2.disconnect(yetAnotherObject, myHandler)"), sUndefined);

    QCOMPARE(evalJS("myObject.mySignal2.connect(myObject, myHandler)"), sUndefined);
    evalJS("gotSignal = false");
    m_myObject->emitMySignal2(true);
    QCOMPARE(evalJS("gotSignal"), sTrue);
    QCOMPARE(evalJS("signalArgs.length == 1"), sTrue);
    QCOMPARE(evalJS("slotThisObject == myObject"), sTrue);
    QCOMPARE(evalJS("signalSender == myObject"), sTrue);
    QCOMPARE(evalJS("myObject.mySignal2.disconnect(myObject, myHandler)"), sUndefined);

    // connect(obj, string)
    QCOMPARE(evalJS("myObject.mySignal.connect(yetAnotherObject, 'func')"), sUndefined);
    QCOMPARE(evalJS("myObject.mySignal.connect(myObject, 'mySlot')"), sUndefined);
    QCOMPARE(evalJS("myObject.mySignal.disconnect(yetAnotherObject, 'func')"), sUndefined);
    QCOMPARE(evalJS("myObject.mySignal.disconnect(myObject, 'mySlot')"), sUndefined);

    // check that emitting signals from script works

    // no arguments
    QCOMPARE(evalJS("myObject.mySignal.connect(myObject.mySlot)"), sUndefined);
    m_myObject->resetQtFunctionInvoked();
    QCOMPARE(evalJS("myObject.mySignal()"), sUndefined);
    QCOMPARE(m_myObject->qtFunctionInvoked(), 20);
    QCOMPARE(evalJS("myObject.mySignal.disconnect(myObject.mySlot)"), sUndefined);

    // one argument
    QCOMPARE(evalJS("myObject.mySignalWithIntArg.connect(myObject.mySlotWithIntArg)"), sUndefined);
    m_myObject->resetQtFunctionInvoked();
    QCOMPARE(evalJS("myObject.mySignalWithIntArg(123)"), sUndefined);
    QCOMPARE(m_myObject->qtFunctionInvoked(), 21);
    QCOMPARE(m_myObject->qtFunctionActuals().size(), 1);
    QCOMPARE(m_myObject->qtFunctionActuals().at(0).toInt(), 123);
    QCOMPARE(evalJS("myObject.mySignalWithIntArg.disconnect(myObject.mySlotWithIntArg)"), sUndefined);

    QCOMPARE(evalJS("myObject.mySignalWithIntArg.connect(myObject.mySlotWithDoubleArg)"), sUndefined);
    m_myObject->resetQtFunctionInvoked();
    QCOMPARE(evalJS("myObject.mySignalWithIntArg(123)"), sUndefined);
    QCOMPARE(m_myObject->qtFunctionInvoked(), 22);
    QCOMPARE(m_myObject->qtFunctionActuals().size(), 1);
    QCOMPARE(m_myObject->qtFunctionActuals().at(0).toDouble(), 123.0);
    QCOMPARE(evalJS("myObject.mySignalWithIntArg.disconnect(myObject.mySlotWithDoubleArg)"), sUndefined);

    QCOMPARE(evalJS("myObject.mySignalWithIntArg.connect(myObject.mySlotWithStringArg)"), sUndefined);
    m_myObject->resetQtFunctionInvoked();
    QCOMPARE(evalJS("myObject.mySignalWithIntArg(123)"), sUndefined);
    QCOMPARE(m_myObject->qtFunctionInvoked(), 23);
    QCOMPARE(m_myObject->qtFunctionActuals().size(), 1);
    QCOMPARE(m_myObject->qtFunctionActuals().at(0).toString(), QLatin1String("123"));
    QCOMPARE(evalJS("myObject.mySignalWithIntArg.disconnect(myObject.mySlotWithStringArg)"), sUndefined);

    // connecting to overloaded slot
    QCOMPARE(evalJS("myObject.mySignalWithIntArg.connect(myObject.myOverloadedSlot)"), sUndefined);
    m_myObject->resetQtFunctionInvoked();
    QCOMPARE(evalJS("myObject.mySignalWithIntArg(123)"), sUndefined);
    QCOMPARE(m_myObject->qtFunctionInvoked(), 26); // double overload
    QCOMPARE(m_myObject->qtFunctionActuals().size(), 1);
    QCOMPARE(m_myObject->qtFunctionActuals().at(0).toInt(), 123);
    QCOMPARE(evalJS("myObject.mySignalWithIntArg.disconnect(myObject.myOverloadedSlot)"), sUndefined);

    QCOMPARE(evalJS("myObject.mySignalWithIntArg.connect(myObject['myOverloadedSlot(int)'])"), sUndefined);
    m_myObject->resetQtFunctionInvoked();
    QCOMPARE(evalJS("myObject.mySignalWithIntArg(456)"), sUndefined);
    QCOMPARE(m_myObject->qtFunctionInvoked(), 28); // int overload
    QCOMPARE(m_myObject->qtFunctionActuals().size(), 1);
    QCOMPARE(m_myObject->qtFunctionActuals().at(0).toInt(), 456);
    QCOMPARE(evalJS("myObject.mySignalWithIntArg.disconnect(myObject['myOverloadedSlot(int)'])"), sUndefined);

    // erroneous input
    {
        // ### QtScript adds .connect to all functions, WebKit does only to signals/slots
        QString type;
        QString ret = evalJS("(function() { }).connect()", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: Result of expression '(function() { }).connect' [undefined] is not a function."));
    }
    {
        QString type;
        QString ret = evalJS("var o = { }; o.connect = Function.prototype.connect;  o.connect()", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: Result of expression 'o.connect' [undefined] is not a function."));
    }

    {
        QString type;
        QString ret = evalJS("(function() { }).connect(123)", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: Result of expression '(function() { }).connect' [undefined] is not a function."));
    }
    {
        QString type;
        QString ret = evalJS("var o = { }; o.connect = Function.prototype.connect;  o.connect(123)", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: Result of expression 'o.connect' [undefined] is not a function."));
    }

    {
        QString type;
        QString ret = evalJS("myObject.myInvokable.connect(123)", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: QtMetaMethod.connect: MyQObject::myInvokable() is not a signal"));
    }
    {
        QString type;
        QString ret = evalJS("myObject.myInvokable.connect(function() { })", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: QtMetaMethod.connect: MyQObject::myInvokable() is not a signal"));
    }

    {
        QString type;
        QString ret = evalJS("myObject.mySignal.connect(123)", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: QtMetaMethod.connect: target is not a function"));
    }

    {
        QString type;
        QString ret = evalJS("myObject.mySignal.disconnect()", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("Error: QtMetaMethod.disconnect: no arguments given"));
    }
    {
        QString type;
        QString ret = evalJS("var o = { }; o.disconnect = myObject.mySignal.disconnect;  o.disconnect()", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("Error: QtMetaMethod.disconnect: no arguments given"));
    }

    /* XFAIL - Function.prototype doesn't get connect/disconnect, just signals/slots
    {
        QString type;
        QString ret = evalJS("(function() { }).disconnect(123)", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: QtMetaMethod.disconnect: this object is not a signal"));
    }
    */

    {
        QString type;
        QString ret = evalJS("var o = { }; o.disconnect = myObject.myInvokable.disconnect; o.disconnect(123)", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: QtMetaMethod.disconnect: MyQObject::myInvokable() is not a signal"));
    }

    {
        QString type;
        QString ret = evalJS("myObject.myInvokable.disconnect(123)", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: QtMetaMethod.disconnect: MyQObject::myInvokable() is not a signal"));
    }
    {
        QString type;
        QString ret = evalJS("myObject.myInvokable.disconnect(function() { })", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: QtMetaMethod.disconnect: MyQObject::myInvokable() is not a signal"));
    }

    {
        QString type;
        QString ret = evalJS("myObject.mySignal.disconnect(123)", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("TypeError: QtMetaMethod.disconnect: target is not a function"));
    }

    {
        QString type;
        QString ret = evalJS("myObject.mySignal.disconnect(function() { })", type);
        QCOMPARE(type, sError);
        QCOMPARE(ret, QLatin1String("Error: QtMetaMethod.disconnect: failed to disconnect from MyQObject::mySignal()"));
    }

    // when the wrapper dies, the connection stays alive
    QCOMPARE(evalJS("myObject.mySignal.connect(myObject.mySlot)"), sUndefined);
    m_myObject->resetQtFunctionInvoked();
    m_myObject->emitMySignal();
    QCOMPARE(m_myObject->qtFunctionInvoked(), 20);
    evalJS("myObject = null");
    evalJS("gc()");
    m_myObject->resetQtFunctionInvoked();
    m_myObject->emitMySignal();
    QCOMPARE(m_myObject->qtFunctionInvoked(), 20);
}

void tst_QWebFrame::classEnums()
{
    // We don't do the meta thing currently, unfortunately!!!
    /*
    QString myClass = m_engine->newQMetaObject(m_myObject->metaObject(), m_engine->undefinedValue());
    m_engine->globalObject().setProperty("MyQObject", myClass);

    QCOMPARE(static_cast<MyQObject::Policy>(evalJS("MyQObject.FooPolicy").toInt()),
             MyQObject::FooPolicy);
    QCOMPARE(static_cast<MyQObject::Policy>(evalJS("MyQObject.BarPolicy").toInt()),
             MyQObject::BarPolicy);
    QCOMPARE(static_cast<MyQObject::Policy>(evalJS("MyQObject.BazPolicy").toInt()),
             MyQObject::BazPolicy);

    QCOMPARE(static_cast<MyQObject::Strategy>(evalJS("MyQObject.FooStrategy").toInt()),
             MyQObject::FooStrategy);
    QCOMPARE(static_cast<MyQObject::Strategy>(evalJS("MyQObject.BarStrategy").toInt()),
             MyQObject::BarStrategy);
    QCOMPARE(static_cast<MyQObject::Strategy>(evalJS("MyQObject.BazStrategy").toInt()),
             MyQObject::BazStrategy);

    QCOMPARE(MyQObject::Ability(evalJS("MyQObject.NoAbility").toInt()),
             MyQObject::NoAbility);
    QCOMPARE(MyQObject::Ability(evalJS("MyQObject.FooAbility").toInt()),
             MyQObject::FooAbility);
    QCOMPARE(MyQObject::Ability(evalJS("MyQObject.BarAbility").toInt()),
             MyQObject::BarAbility);
    QCOMPARE(MyQObject::Ability(evalJS("MyQObject.BazAbility").toInt()),
             MyQObject::BazAbility);
    QCOMPARE(MyQObject::Ability(evalJS("MyQObject.AllAbility").toInt()),
             MyQObject::AllAbility);

    // enums from Qt are inherited through prototype
    QCOMPARE(static_cast<Qt::FocusPolicy>(evalJS("MyQObject.StrongFocus").toInt()),
             Qt::StrongFocus);
    QCOMPARE(static_cast<Qt::Key>(evalJS("MyQObject.Key_Left").toInt()),
             Qt::Key_Left);

    QCOMPARE(evalJS("MyQObject.className()"), QLatin1String("MyQObject"));

    qRegisterMetaType<MyQObject::Policy>("Policy");

    m_myObject->resetQtFunctionInvoked();
    QCOMPARE(evalJS("myObject.myInvokableWithEnumArg(MyQObject.BazPolicy)"), sUndefined);
    QCOMPARE(m_myObject->qtFunctionInvoked(), 10);
    QCOMPARE(m_myObject->qtFunctionActuals().size(), 1);
    QCOMPARE(m_myObject->qtFunctionActuals().at(0).toInt(), int(MyQObject::BazPolicy));

    m_myObject->resetQtFunctionInvoked();
    QCOMPARE(evalJS("myObject.myInvokableWithQualifiedEnumArg(MyQObject.BazPolicy)"), sUndefined);
    QCOMPARE(m_myObject->qtFunctionInvoked(), 36);
    QCOMPARE(m_myObject->qtFunctionActuals().size(), 1);
    QCOMPARE(m_myObject->qtFunctionActuals().at(0).toInt(), int(MyQObject::BazPolicy));

    m_myObject->resetQtFunctionInvoked();
    {
        QVariant ret = evalJS("myObject.myInvokableReturningEnum()");
        QCOMPARE(m_myObject->qtFunctionInvoked(), 37);
        QCOMPARE(m_myObject->qtFunctionActuals().size(), 0);
        QCOMPARE(ret.isVariant());
    }
    m_myObject->resetQtFunctionInvoked();
    {
        QVariant ret = evalJS("myObject.myInvokableReturningQualifiedEnum()");
        QCOMPARE(m_myObject->qtFunctionInvoked(), 38);
        QCOMPARE(m_myObject->qtFunctionActuals().size(), 0);
        QCOMPARE(ret.isNumber());
    }
    */
}

void tst_QWebFrame::classConstructor()
{
    /*
    QString myClass = qScriptValueFromQMetaObject<MyQObject>(m_engine);
    m_engine->globalObject().setProperty("MyQObject", myClass);

    QString myObj = evalJS("myObj = MyQObject()");
    QObject* qobj = myObj.toQObject();
    QVERIFY(qobj != 0);
    QCOMPARE(qobj->metaObject()->className(), "MyQObject");
    QCOMPARE(qobj->parent(), (QObject*)0);

    QString qobjectClass = qScriptValueFromQMetaObject<QObject>(m_engine);
    m_engine->globalObject().setProperty("QObject", qobjectClass);

    QString otherObj = evalJS("otherObj = QObject(myObj)");
    QObject* qqobj = otherObj.toQObject();
    QVERIFY(qqobj != 0);
    QCOMPARE(qqobj->metaObject()->className(), "QObject");
    QCOMPARE(qqobj->parent(), qobj);

    delete qobj;
    */
}

void tst_QWebFrame::overrideInvokable()
{
    m_myObject->resetQtFunctionInvoked();
    QCOMPARE(evalJS("myObject.myInvokable()"), sUndefined);
    QCOMPARE(m_myObject->qtFunctionInvoked(), 0);

    /* XFAIL - can't write to functions with RuntimeObject
    m_myObject->resetQtFunctionInvoked();
    evalJS("myObject.myInvokable = function() { window.a = 123; }");
    evalJS("myObject.myInvokable()");
    QCOMPARE(m_myObject->qtFunctionInvoked(), -1);
    QCOMPARE(evalJS("window.a").toDouble(), 123.0);

    evalJS("myObject.myInvokable = function() { window.a = 456; }");
    evalJS("myObject.myInvokable()");
    QCOMPARE(m_myObject->qtFunctionInvoked(), -1);
    QCOMPARE(evalJS("window.a").toDouble(), 456.0);
    */

    evalJS("delete myObject.myInvokable");
    evalJS("myObject.myInvokable()");
    QCOMPARE(m_myObject->qtFunctionInvoked(), 0);

    /* XFAIL - ditto
    m_myObject->resetQtFunctionInvoked();
    evalJS("myObject.myInvokable = myObject.myInvokableWithIntArg");
    evalJS("myObject.myInvokable(123)");
    QCOMPARE(m_myObject->qtFunctionInvoked(), 1);
    */

    evalJS("delete myObject.myInvokable");
    m_myObject->resetQtFunctionInvoked();
    // this form (with the '()') is read-only
    evalJS("myObje