add qmetaobjectbuilder to qtbase.

    Use the QMetaObjectBuilder code from declarative and add it to libQtCore.

    Consolidating various QMetaObjectBuilder implimentations to avoid
    code duplications in those modules.

    This is currently still a private API only.

Change-Id: Ie363b4fd769c41efbb3caa7fb1d6f77af13c3c9c
Reviewed-on: http://codereview.qt-project.org/6287
Sanity-Review: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Alex <alex.blasche@nokia.com>

3 files changed, 1278 insertions, 1 deletions

diff --git a/tests/auto/other.pro b/tests/auto/other.pro
index 1e8988f416..e3adaa218e 100644
--- a/tests/auto/other.pro
+++ b/tests/auto/other.pro
@@ -19,7 +19,8 @@ SUBDIRS=\
            qtoolbutton \
            qwidget \
            qworkspace \
-           windowsmobile
+           windowsmobile \
+           qmetaobjectbuilder
 
 contains(QT_CONFIG, accessibility):SUBDIRS += qaccessibility
 
diff --git a/tests/auto/qmetaobjectbuilder/qmetaobjectbuilder.pro b/tests/auto/qmetaobjectbuilder/qmetaobjectbuilder.pro
new file mode 100644
index 0000000000..e3566aa1ca
--- /dev/null
+++ b/tests/auto/qmetaobjectbuilder/qmetaobjectbuilder.pro
@@ -0,0 +1,8 @@
+load(qttest_p4)
+macx:CONFIG -= app_bundle
+
+SOURCES += \
+    tst_qmetaobjectbuilder.cpp
+
+CONFIG += parallel_test
+QT += core-private gui-private
diff --git a/tests/auto/qmetaobjectbuilder/tst_qmetaobjectbuilder.cpp b/tests/auto/qmetaobjectbuilder/tst_qmetaobjectbuilder.cpp
new file mode 100644
index 0000000000..d7ca8e6f1e
--- /dev/null
+++ b/tests/auto/qmetaobjectbuilder/tst_qmetaobjectbuilder.cpp
@@ -0,0 +1,1268 @@
+/****************************************************************************
+**
+** 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtTest/QtTest>
+#include <QtCore/qlocale.h>
+#include <private/qmetaobjectbuilder_p.h>
+
+class tst_QMetaObjectBuilder : public QObject
+{
+    Q_OBJECT
+public:
+    tst_QMetaObjectBuilder() {}
+    ~tst_QMetaObjectBuilder() {}
+
+private slots:
+    void mocVersionCheck();
+    void create();
+    void className();
+    void superClass();
+    void flags();
+    void method();
+    void slot();
+    void signal();
+    void constructor();
+    void property();
+    void notifySignal();
+    void enumerator();
+    void classInfo();
+    void relatedMetaObject();
+    void staticMetacall();
+    void copyMetaObject();
+    void serialize();
+    void removeNotifySignal();
+
+private:
+    static bool checkForSideEffects
+        (const QMetaObjectBuilder& builder,
+         QMetaObjectBuilder::AddMembers members);
+    static bool sameMetaObject
+        (const QMetaObject *meta1, const QMetaObject *meta2);
+};
+
+// Dummy class that has something of every type of thing moc can generate.
+class SomethingOfEverything : public QObject
+{
+    Q_OBJECT
+    Q_CLASSINFO("ci_foo", "ABC")
+    Q_CLASSINFO("ci_bar", "DEF")
+    Q_PROPERTY(QString prop READ prop WRITE setProp NOTIFY propChanged)
+    Q_PROPERTY(QString prop2 READ prop WRITE setProp)
+    Q_PROPERTY(SomethingEnum eprop READ eprop)
+    Q_PROPERTY(SomethingFlagEnum fprop READ fprop)
+    Q_PROPERTY(QLocale::Language language READ language)
+    Q_ENUMS(SomethingEnum)
+    Q_FLAGS(SomethingFlagEnum)
+public:
+    Q_INVOKABLE SomethingOfEverything() {}
+    ~SomethingOfEverything() {}
+
+    enum SomethingEnum
+    {
+        GHI,
+        JKL = 10
+    };
+
+    enum SomethingFlagEnum
+    {
+        XYZ = 1,
+        UVW = 8
+    };
+
+    Q_INVOKABLE Q_SCRIPTABLE void method1() {}
+
+    QString prop() const { return QString(); }
+    void setProp(const QString& v) { Q_UNUSED(v); }
+
+    SomethingOfEverything::SomethingEnum eprop() const { return GHI; }
+    SomethingOfEverything::SomethingFlagEnum fprop() const { return XYZ; }
+    QLocale::Language language() const { return QLocale::English; }
+
+public slots:
+    void slot1(const QString&) {}
+    void slot2(int, const QString&) {}
+
+private slots:
+    void slot3() {}
+
+protected slots:
+    Q_SCRIPTABLE void slot4(int) {}
+    void slot5(int a, const QString& b) { Q_UNUSED(a); Q_UNUSED(b); }
+
+signals:
+    void sig1();
+    void sig2(int x, const QString& y);
+    void propChanged(const QString&);
+};
+
+void tst_QMetaObjectBuilder::mocVersionCheck()
+{
+    // This test will fail when the moc version number is changed.
+    // It is intended as a reminder to also update QMetaObjectBuilder
+    // whenenver moc changes.  Once QMetaObjectBuilder has been
+    // updated, this test can be changed to check for the next version.
+    int version = int(QObject::staticMetaObject.d.data[0]);
+    QVERIFY(version == 4 || version == 5 || version == 6);
+    version = int(staticMetaObject.d.data[0]);
+    QVERIFY(version == 4 || version == 5 || version == 6);
+}
+
+void tst_QMetaObjectBuilder::create()
+{
+    QMetaObjectBuilder builder;
+    QVERIFY(builder.className().isEmpty());
+    QVERIFY(builder.superClass() == &QObject::staticMetaObject);
+    QCOMPARE(builder.methodCount(), 0);
+    QCOMPARE(builder.constructorCount(), 0);
+    QCOMPARE(builder.propertyCount(), 0);
+    QCOMPARE(builder.enumeratorCount(), 0);
+    QCOMPARE(builder.classInfoCount(), 0);
+    QCOMPARE(builder.relatedMetaObjectCount(), 0);
+    QVERIFY(builder.staticMetacallFunction() == 0);
+}
+
+void tst_QMetaObjectBuilder::className()
+{
+    QMetaObjectBuilder builder;
+
+    // Change the class name.
+    builder.setClassName("Foo");
+    QCOMPARE(builder.className(), QByteArray("Foo"));
+
+    // Change it again.
+    builder.setClassName("Bar");
+    QCOMPARE(builder.className(), QByteArray("Bar"));
+
+    // Clone the class name off a static QMetaObject.
+    builder.addMetaObject(&QObject::staticMetaObject, QMetaObjectBuilder::ClassName);
+    QCOMPARE(builder.className(), QByteArray("QObject"));
+
+    // Check that nothing else changed.
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::ClassName));
+}
+
+void tst_QMetaObjectBuilder::superClass()
+{
+    QMetaObjectBuilder builder;
+
+    // Change the super class.
+    builder.setSuperClass(&QObject::staticMetaObject);
+    QVERIFY(builder.superClass() == &QObject::staticMetaObject);
+
+    // Change it again.
+    builder.setSuperClass(&staticMetaObject);
+    QVERIFY(builder.superClass() == &staticMetaObject);
+
+    // Clone the super class off a static QMetaObject.
+    builder.addMetaObject(&QObject::staticMetaObject, QMetaObjectBuilder::SuperClass);
+    QVERIFY(builder.superClass() == 0);
+    builder.addMetaObject(&staticMetaObject, QMetaObjectBuilder::SuperClass);
+    QVERIFY(builder.superClass() == staticMetaObject.superClass());
+
+    // Check that nothing else changed.
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::SuperClass));
+}
+
+void tst_QMetaObjectBuilder::flags()
+{
+    QMetaObjectBuilder builder;
+
+    // Check default
+    QVERIFY(builder.flags() == 0);
+
+    // Set flags
+    builder.setFlags(QMetaObjectBuilder::DynamicMetaObject);
+    QVERIFY(builder.flags() == QMetaObjectBuilder::DynamicMetaObject);
+}
+
+void tst_QMetaObjectBuilder::method()
+{
+    QMetaObjectBuilder builder;
+
+    // Check null method
+    QMetaMethodBuilder nullMethod;
+    QCOMPARE(nullMethod.signature(), QByteArray());
+    QVERIFY(nullMethod.methodType() == QMetaMethod::Method);
+    QVERIFY(nullMethod.returnType().isEmpty());
+    QVERIFY(nullMethod.parameterNames().isEmpty());
+    QVERIFY(nullMethod.tag().isEmpty());
+    QVERIFY(nullMethod.access() == QMetaMethod::Public);
+    QCOMPARE(nullMethod.attributes(), 0);
+    QCOMPARE(nullMethod.index(), 0);
+
+    // Add a method and check its attributes.
+    QMetaMethodBuilder method1 = builder.addMethod("foo(const QString&, int)");
+    QCOMPARE(method1.signature(), QByteArray("foo(QString,int)"));
+    QVERIFY(method1.methodType() == QMetaMethod::Method);
+    QVERIFY(method1.returnType().isEmpty());
+    QVERIFY(method1.parameterNames().isEmpty());
+    QVERIFY(method1.tag().isEmpty());
+    QVERIFY(method1.access() == QMetaMethod::Public);
+    QCOMPARE(method1.attributes(), 0);
+    QCOMPARE(method1.index(), 0);
+    QCOMPARE(builder.methodCount(), 1);
+
+    // Add another method and check again.
+    QMetaMethodBuilder method2 = builder.addMethod("bar(QString)", "int");
+    QCOMPARE(method2.signature(), QByteArray("bar(QString)"));
+    QVERIFY(method2.methodType() == QMetaMethod::Method);
+    QCOMPARE(method2.returnType(), QByteArray("int"));
+    QVERIFY(method2.parameterNames().isEmpty());
+    QVERIFY(method2.tag().isEmpty());
+    QVERIFY(method2.access() == QMetaMethod::Public);
+    QCOMPARE(method2.attributes(), 0);
+    QCOMPARE(method2.index(), 1);
+    QCOMPARE(builder.methodCount(), 2);
+
+    // Perform index-based lookup.
+    QCOMPARE(builder.indexOfMethod("foo(const QString&, int)"), 0);
+    QCOMPARE(builder.indexOfMethod("bar(QString)"), 1);
+    QCOMPARE(builder.indexOfMethod("baz()"), -1);
+
+    // Modify the attributes on method1.
+    method1.setReturnType("int");
+    method1.setParameterNames(QList<QByteArray>() << "a" << "b");
+    method1.setTag("tag");
+    method1.setAccess(QMetaMethod::Private);
+    method1.setAttributes(42);
+
+    // Check that method1 is changed, but method2 is not.
+    QCOMPARE(method1.signature(), QByteArray("foo(QString,int)"));
+    QVERIFY(method1.methodType() == QMetaMethod::Method);
+    QCOMPARE(method1.returnType(), QByteArray("int"));
+    QCOMPARE(method1.parameterNames(), QList<QByteArray>() << "a" << "b");
+    QCOMPARE(method1.tag(), QByteArray("tag"));
+    QVERIFY(method1.access() == QMetaMethod::Private);
+    QCOMPARE(method1.attributes(), 42);
+    QCOMPARE(method1.index(), 0);
+    QCOMPARE(method2.signature(), QByteArray("bar(QString)"));
+    QVERIFY(method2.methodType() == QMetaMethod::Method);
+    QCOMPARE(method2.returnType(), QByteArray("int"));
+    QVERIFY(method2.parameterNames().isEmpty());
+    QVERIFY(method2.tag().isEmpty());
+    QVERIFY(method2.access() == QMetaMethod::Public);
+    QCOMPARE(method2.attributes(), 0);
+    QCOMPARE(method2.index(), 1);
+    QCOMPARE(builder.methodCount(), 2);
+
+    // Modify the attributes on method2.
+    method2.setReturnType("QString");
+    method2.setParameterNames(QList<QByteArray>() << "c");
+    method2.setTag("Q_FOO");
+    method2.setAccess(QMetaMethod::Protected);
+    method2.setAttributes(24);
+
+    // This time check that only method2 changed.
+    QCOMPARE(method1.signature(), QByteArray("foo(QString,int)"));
+    QVERIFY(method1.methodType() == QMetaMethod::Method);
+    QCOMPARE(method1.returnType(), QByteArray("int"));
+    QCOMPARE(method1.parameterNames(), QList<QByteArray>() << "a" << "b");
+    QCOMPARE(method1.tag(), QByteArray("tag"));
+    QVERIFY(method1.access() == QMetaMethod::Private);
+    QCOMPARE(method1.attributes(), 42);
+    QCOMPARE(method1.index(), 0);
+    QCOMPARE(method2.signature(), QByteArray("bar(QString)"));
+    QVERIFY(method2.methodType() == QMetaMethod::Method);
+    QCOMPARE(method2.returnType(), QByteArray("QString"));
+    QCOMPARE(method2.parameterNames(), QList<QByteArray>() << "c");
+    QCOMPARE(method2.tag(), QByteArray("Q_FOO"));
+    QVERIFY(method2.access() == QMetaMethod::Protected);
+    QCOMPARE(method2.attributes(), 24);
+    QCOMPARE(method2.index(), 1);
+    QCOMPARE(builder.methodCount(), 2);
+
+    // Remove method1 and check that method2 becomes index 0.
+    builder.removeMethod(0);
+    QCOMPARE(builder.methodCount(), 1);
+    method2 = builder.method(0);
+    QCOMPARE(method2.signature(), QByteArray("bar(QString)"));
+    QVERIFY(method2.methodType() == QMetaMethod::Method);
+    QCOMPARE(method2.returnType(), QByteArray("QString"));
+    QCOMPARE(method2.parameterNames(), QList<QByteArray>() << "c");
+    QCOMPARE(method2.tag(), QByteArray("Q_FOO"));
+    QVERIFY(method2.access() == QMetaMethod::Protected);
+    QCOMPARE(method2.attributes(), 24);
+    QCOMPARE(method2.index(), 0);
+
+    // Perform index-based lookup again.
+    QCOMPARE(builder.indexOfMethod("foo(const QString&, int)"), -1);
+    QCOMPARE(builder.indexOfMethod("bar(QString)"), 0);
+    QCOMPARE(builder.indexOfMethod("baz()"), -1);
+    QCOMPARE(builder.method(0).signature(), QByteArray("bar(QString)"));
+    QCOMPARE(builder.method(9).signature(), QByteArray());
+
+    // Check that nothing else changed.
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::Methods));
+}
+
+void tst_QMetaObjectBuilder::slot()
+{
+    QMetaObjectBuilder builder;
+
+    // Add a slot and check its attributes.
+    QMetaMethodBuilder method1 = builder.addSlot("foo(const QString&, int)");
+    QCOMPARE(method1.signature(), QByteArray("foo(QString,int)"));
+    QVERIFY(method1.methodType() == QMetaMethod::Slot);
+    QVERIFY(method1.returnType().isEmpty());
+    QVERIFY(method1.parameterNames().isEmpty());
+    QVERIFY(method1.tag().isEmpty());
+    QVERIFY(method1.access() == QMetaMethod::Public);
+    QCOMPARE(method1.attributes(), 0);
+    QCOMPARE(method1.index(), 0);
+    QCOMPARE(builder.methodCount(), 1);
+
+    // Add another slot and check again.
+    QMetaMethodBuilder method2 = builder.addSlot("bar(QString)");
+    QCOMPARE(method2.signature(), QByteArray("bar(QString)"));
+    QVERIFY(method2.methodType() == QMetaMethod::Slot);
+    QVERIFY(method2.returnType().isEmpty());
+    QVERIFY(method2.parameterNames().isEmpty());
+    QVERIFY(method2.tag().isEmpty());
+    QVERIFY(method2.access() == QMetaMethod::Public);
+    QCOMPARE(method2.attributes(), 0);
+    QCOMPARE(method2.index(), 1);
+    QCOMPARE(builder.methodCount(), 2);
+
+    // Perform index-based lookup
+    QCOMPARE(builder.indexOfSlot("foo(const QString &, int)"), 0);
+    QCOMPARE(builder.indexOfSlot("bar(QString)"), 1);
+    QCOMPARE(builder.indexOfSlot("baz()"), -1);
+
+    // Check that nothing else changed.
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::Methods));
+}
+
+void tst_QMetaObjectBuilder::signal()
+{
+    QMetaObjectBuilder builder;
+
+    // Add a signal and check its attributes.
+    QMetaMethodBuilder method1 = builder.addSignal("foo(const QString&, int)");
+    QCOMPARE(method1.signature(), QByteArray("foo(QString,int)"));
+    QVERIFY(method1.methodType() == QMetaMethod::Signal);
+    QVERIFY(method1.returnType().isEmpty());
+    QVERIFY(method1.parameterNames().isEmpty());
+    QVERIFY(method1.tag().isEmpty());
+    QVERIFY(method1.access() == QMetaMethod::Protected);
+    QCOMPARE(method1.attributes(), 0);
+    QCOMPARE(method1.index(), 0);
+    QCOMPARE(builder.methodCount(), 1);
+
+    // Add another signal and check again.
+    QMetaMethodBuilder method2 = builder.addSignal("bar(QString)");
+    QCOMPARE(method2.signature(), QByteArray("bar(QString)"));
+    QVERIFY(method2.methodType() == QMetaMethod::Signal);
+    QVERIFY(method2.returnType().isEmpty());
+    QVERIFY(method2.parameterNames().isEmpty());
+    QVERIFY(method2.tag().isEmpty());
+    QVERIFY(method2.access() == QMetaMethod::Protected);
+    QCOMPARE(method2.attributes(), 0);
+    QCOMPARE(method2.index(), 1);
+    QCOMPARE(builder.methodCount(), 2);
+
+    // Perform index-based lookup
+    QCOMPARE(builder.indexOfSignal("foo(const QString &, int)"), 0);
+    QCOMPARE(builder.indexOfSignal("bar(QString)"), 1);
+    QCOMPARE(builder.indexOfSignal("baz()"), -1);
+
+    // Check that nothing else changed.
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::Methods));
+}
+
+void tst_QMetaObjectBuilder::constructor()
+{
+    QMetaObjectBuilder builder;
+
+    // Add a constructor and check its attributes.
+    QMetaMethodBuilder ctor1 = builder.addConstructor("foo(const QString&, int)");
+    QCOMPARE(ctor1.signature(), QByteArray("foo(QString,int)"));
+    QVERIFY(ctor1.methodType() == QMetaMethod::Constructor);
+    QVERIFY(ctor1.returnType().isEmpty());
+    QVERIFY(ctor1.parameterNames().isEmpty());
+    QVERIFY(ctor1.tag().isEmpty());
+    QVERIFY(ctor1.access() == QMetaMethod::Public);
+    QCOMPARE(ctor1.attributes(), 0);
+    QCOMPARE(ctor1.index(), 0);
+    QCOMPARE(builder.constructorCount(), 1);
+
+    // Add another constructor and check again.
+    QMetaMethodBuilder ctor2 = builder.addConstructor("bar(QString)");
+    QCOMPARE(ctor2.signature(), QByteArray("bar(QString)"));
+    QVERIFY(ctor2.methodType() == QMetaMethod::Constructor);
+    QVERIFY(ctor2.returnType().isEmpty());
+    QVERIFY(ctor2.parameterNames().isEmpty());
+    QVERIFY(ctor2.tag().isEmpty());
+    QVERIFY(ctor2.access() == QMetaMethod::Public);
+    QCOMPARE(ctor2.attributes(), 0);
+    QCOMPARE(ctor2.index(), 1);
+    QCOMPARE(builder.constructorCount(), 2);
+
+    // Perform index-based lookup.
+    QCOMPARE(builder.indexOfConstructor("foo(const QString&, int)"), 0);
+    QCOMPARE(builder.indexOfConstructor("bar(QString)"), 1);
+    QCOMPARE(builder.indexOfConstructor("baz()"), -1);
+    QCOMPARE(builder.constructor(1).signature(), QByteArray("bar(QString)"));
+    QCOMPARE(builder.constructor(9).signature(), QByteArray());
+
+    // Modify the attributes on ctor1.
+    ctor1.setReturnType("int");
+    ctor1.setParameterNames(QList<QByteArray>() << "a" << "b");
+    ctor1.setTag("tag");
+    ctor1.setAccess(QMetaMethod::Private);
+    ctor1.setAttributes(42);
+
+    // Check that ctor1 is changed, but ctor2 is not.
+    QCOMPARE(ctor1.signature(), QByteArray("foo(QString,int)"));
+    QVERIFY(ctor1.methodType() == QMetaMethod::Constructor);
+    QCOMPARE(ctor1.returnType(), QByteArray("int"));
+    QCOMPARE(ctor1.parameterNames(), QList<QByteArray>() << "a" << "b");
+    QCOMPARE(ctor1.tag(), QByteArray("tag"));
+    QVERIFY(ctor1.access() == QMetaMethod::Private);
+    QCOMPARE(ctor1.attributes(), 42);
+    QCOMPARE(ctor1.index(), 0);
+    QCOMPARE(ctor2.signature(), QByteArray("bar(QString)"));
+    QVERIFY(ctor2.methodType() == QMetaMethod::Constructor);
+    QVERIFY(ctor2.returnType().isEmpty());
+    QVERIFY(ctor2.parameterNames().isEmpty());
+    QVERIFY(ctor2.tag().isEmpty());
+    QVERIFY(ctor2.access() == QMetaMethod::Public);
+    QCOMPARE(ctor2.attributes(), 0);
+    QCOMPARE(ctor2.index(), 1);
+    QCOMPARE(builder.constructorCount(), 2);
+
+    // Modify the attributes on ctor2.
+    ctor2.setReturnType("QString");
+    ctor2.setParameterNames(QList<QByteArray>() << "c");
+    ctor2.setTag("Q_FOO");
+    ctor2.setAccess(QMetaMethod::Protected);
+    ctor2.setAttributes(24);
+
+    // This time check that only ctor2 changed.
+    QCOMPARE(ctor1.signature(), QByteArray("foo(QString,int)"));
+    QVERIFY(ctor1.methodType() == QMetaMethod::Constructor);
+    QCOMPARE(ctor1.returnType(), QByteArray("int"));
+    QCOMPARE(ctor1.parameterNames(), QList<QByteArray>() << "a" << "b");
+    QCOMPARE(ctor1.tag(), QByteArray("tag"));
+    QVERIFY(ctor1.access() == QMetaMethod::Private);
+    QCOMPARE(ctor1.attributes(), 42);
+    QCOMPARE(ctor1.index(), 0);
+    QCOMPARE(ctor2.signature(), QByteArray("bar(QString)"));
+    QVERIFY(ctor2.methodType() == QMetaMethod::Constructor);
+    QCOMPARE(ctor2.returnType(), QByteArray("QString"));
+    QCOMPARE(ctor2.parameterNames(), QList<QByteArray>() << "c");
+    QCOMPARE(ctor2.tag(), QByteArray("Q_FOO"));
+    QVERIFY(ctor2.access() == QMetaMethod::Protected);
+    QCOMPARE(ctor2.attributes(), 24);
+    QCOMPARE(ctor2.index(), 1);
+    QCOMPARE(builder.constructorCount(), 2);
+
+    // Remove ctor1 and check that ctor2 becomes index 0.
+    builder.removeConstructor(0);
+    QCOMPARE(builder.constructorCount(), 1);
+    ctor2 = builder.constructor(0);
+    QCOMPARE(ctor2.signature(), QByteArray("bar(QString)"));
+    QVERIFY(ctor2.methodType() == QMetaMethod::Constructor);
+    QCOMPARE(ctor2.returnType(), QByteArray("QString"));
+    QCOMPARE(ctor2.parameterNames(), QList<QByteArray>() << "c");
+    QCOMPARE(ctor2.tag(), QByteArray("Q_FOO"));
+    QVERIFY(ctor2.access() == QMetaMethod::Protected);
+    QCOMPARE(ctor2.attributes(), 24);
+    QCOMPARE(ctor2.index(), 0);
+
+    // Perform index-based lookup again.
+    QCOMPARE(builder.indexOfConstructor("foo(const QString&, int)"), -1);
+    QCOMPARE(builder.indexOfConstructor("bar(QString)"), 0);
+    QCOMPARE(builder.indexOfConstructor("baz()"), -1);
+
+    // Add constructor from prototype
+    QMetaMethod prototype = SomethingOfEverything::staticMetaObject.constructor(0);
+    QMetaMethodBuilder prototypeConstructor = builder.addMethod(prototype);
+    QCOMPARE(builder.constructorCount(), 2);
+
+    QCOMPARE(prototypeConstructor.signature(), QByteArray("SomethingOfEverything()"));
+    QVERIFY(prototypeConstructor.methodType() == QMetaMethod::Constructor);
+    QCOMPARE(prototypeConstructor.returnType(), QByteArray());
+    QVERIFY(prototypeConstructor.access() == QMetaMethod::Public);
+    QCOMPARE(prototypeConstructor.index(), 1);
+
+    // Check that nothing else changed.
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::Constructors));
+}
+
+void tst_QMetaObjectBuilder::property()
+{
+    QMetaObjectBuilder builder;
+
+    // Null property builder
+    QMetaPropertyBuilder nullProp;
+    QCOMPARE(nullProp.name(), QByteArray());
+    QCOMPARE(nullProp.type(), QByteArray());
+    QVERIFY(!nullProp.hasNotifySignal());
+    QVERIFY(!nullProp.isReadable());
+    QVERIFY(!nullProp.isWritable());
+    QVERIFY(!nullProp.isResettable());
+    QVERIFY(!nullProp.isDesignable());
+    QVERIFY(!nullProp.isScriptable());
+    QVERIFY(!nullProp.isStored());
+    QVERIFY(!nullProp.isEditable());
+    QVERIFY(!nullProp.isUser());
+    QVERIFY(!nullProp.hasStdCppSet());
+    QVERIFY(!nullProp.isEnumOrFlag());
+    QVERIFY(!nullProp.isConstant());
+    QVERIFY(!nullProp.isFinal());
+    QCOMPARE(nullProp.index(), 0);
+
+    // Add a property and check its attributes.
+    QMetaPropertyBuilder prop1 = builder.addProperty("foo", "const QString &");
+    QCOMPARE(prop1.name(), QByteArray("foo"));
+    QCOMPARE(prop1.type(), QByteArray("QString"));
+    QVERIFY(!prop1.hasNotifySignal());
+    QVERIFY(prop1.isReadable());
+    QVERIFY(prop1.isWritable());
+    QVERIFY(!prop1.isResettable());
+    QVERIFY(!prop1.isDesignable());
+    QVERIFY(prop1.isScriptable());
+    QVERIFY(!prop1.isStored());
+    QVERIFY(!prop1.isEditable());
+    QVERIFY(!prop1.isUser());
+    QVERIFY(!prop1.hasStdCppSet());
+    QVERIFY(!prop1.isEnumOrFlag());
+    QVERIFY(!prop1.isConstant());
+    QVERIFY(!prop1.isFinal());
+    QCOMPARE(prop1.index(), 0);
+    QCOMPARE(builder.propertyCount(), 1);
+
+    // Add another property and check again.
+    QMetaPropertyBuilder prop2 = builder.addProperty("bar", "int");
+    QCOMPARE(prop2.name(), QByteArray("bar"));
+    QCOMPARE(prop2.type(), QByteArray("int"));
+    QVERIFY(!prop2.hasNotifySignal());
+    QVERIFY(prop2.isReadable());
+    QVERIFY(prop2.isWritable());
+    QVERIFY(!prop2.isResettable());
+    QVERIFY(!prop2.isDesignable());
+    QVERIFY(prop2.isScriptable());
+    QVERIFY(!prop2.isStored());
+    QVERIFY(!prop2.isEditable());
+    QVERIFY(!prop2.isUser());
+    QVERIFY(!prop2.hasStdCppSet());
+    QVERIFY(!prop2.isEnumOrFlag());
+    QVERIFY(!prop2.isConstant());
+    QVERIFY(!prop2.isFinal());
+    QCOMPARE(prop2.index(), 1);
+    QCOMPARE(builder.propertyCount(), 2);
+
+    // Perform index-based lookup.
+    QCOMPARE(builder.indexOfProperty("foo"), 0);
+    QCOMPARE(builder.indexOfProperty("bar"), 1);
+    QCOMPARE(builder.indexOfProperty("baz"), -1);
+    QCOMPARE(builder.property(1).name(), QByteArray("bar"));
+    QCOMPARE(builder.property(9).name(), QByteArray());
+
+    // Modify the attributes on prop1.
+    prop1.setReadable(false);
+    prop1.setWritable(false);
+    prop1.setResettable(true);
+    prop1.setDesignable(true);
+    prop1.setScriptable(false);
+    prop1.setStored(true);
+    prop1.setEditable(true);
+    prop1.setUser(true);
+    prop1.setStdCppSet(true);
+    prop1.setEnumOrFlag(true);
+    prop1.setConstant(true);
+    prop1.setFinal(true);
+
+    // Check that prop1 is changed, but prop2 is not.
+    QCOMPARE(prop1.name(), QByteArray("foo"));
+    QCOMPARE(prop1.type(), QByteArray("QString"));
+    QVERIFY(!prop1.isReadable());
+    QVERIFY(!prop1.isWritable());
+    QVERIFY(prop1.isResettable());
+    QVERIFY(prop1.isDesignable());
+    QVERIFY(!prop1.isScriptable());
+    QVERIFY(prop1.isStored());
+    QVERIFY(prop1.isEditable());
+    QVERIFY(prop1.isUser());
+    QVERIFY(prop1.hasStdCppSet());
+    QVERIFY(prop1.isEnumOrFlag());
+    QVERIFY(prop1.isConstant());
+    QVERIFY(prop1.isFinal());
+    QVERIFY(prop2.isReadable());
+    QVERIFY(prop2.isWritable());
+    QCOMPARE(prop2.name(), QByteArray("bar"));
+    QCOMPARE(prop2.type(), QByteArray("int"));
+    QVERIFY(!prop2.isResettable());
+    QVERIFY(!prop2.isDesignable());
+    QVERIFY(prop2.isScriptable());
+    QVERIFY(!prop2.isStored());
+    QVERIFY(!prop2.isEditable());
+    QVERIFY(!prop2.isUser());
+    QVERIFY(!prop2.hasStdCppSet());
+    QVERIFY(!prop2.isEnumOrFlag());
+    QVERIFY(!prop2.isConstant());
+    QVERIFY(!prop2.isFinal());
+
+    // Remove prop1 and check that prop2 becomes index 0.
+    builder.removeProperty(0);
+    QCOMPARE(builder.propertyCount(), 1);
+    prop2 = builder.property(0);
+    QCOMPARE(prop2.name(), QByteArray("bar"));
+    QCOMPARE(prop2.type(), QByteArray("int"));
+    QVERIFY(!prop2.isResettable());
+    QVERIFY(!prop2.isDesignable());
+    QVERIFY(prop2.isScriptable());
+    QVERIFY(!prop2.isStored());
+    QVERIFY(!prop2.isEditable());
+    QVERIFY(!prop2.isUser());
+    QVERIFY(!prop2.hasStdCppSet());
+    QVERIFY(!prop2.isEnumOrFlag());
+    QVERIFY(!prop2.isConstant());
+    QVERIFY(!prop2.isFinal());
+    QCOMPARE(prop2.index(), 0);
+
+    // Perform index-based lookup again.
+    QCOMPARE(builder.indexOfProperty("foo"), -1);
+    QCOMPARE(builder.indexOfProperty("bar"), 0);
+    QCOMPARE(builder.indexOfProperty("baz"), -1);
+
+    // Check for side-effects between the flags on prop2.
+    // Setting a flag to true shouldn't set any of the others to true.
+    // This checks for cut-and-paste bugs in the implementation where
+    // the flag code was pasted but the flag name was not changed.
+#define CLEAR_FLAGS() \
+        do { \
+            prop2.setReadable(false); \
+            prop2.setWritable(false); \
+            prop2.setResettable(false); \
+            prop2.setDesignable(false); \
+            prop2.setScriptable(false); \
+            prop2.setStored(false); \
+            prop2.setEditable(false); \
+            prop2.setUser(false); \
+            prop2.setStdCppSet(false); \
+            prop2.setEnumOrFlag(false); \
+            prop2.setConstant(false); \
+            prop2.setFinal(false); \
+        } while (0)
+#define COUNT_FLAGS() \
+        ((prop2.isReadable() ? 1 : 0) + \
+         (prop2.isWritable() ? 1 : 0) + \
+         (prop2.isResettable() ? 1 : 0) + \
+         (prop2.isDesignable() ? 1 : 0) + \
+         (prop2.isScriptable() ? 1 : 0) + \
+         (prop2.isStored() ? 1 : 0) + \
+         (prop2.isEditable() ? 1 : 0) + \
+         (prop2.isUser() ? 1 : 0) + \
+         (prop2.hasStdCppSet() ? 1 : 0) + \
+         (prop2.isEnumOrFlag() ? 1 : 0) + \
+         (prop2.isConstant() ? 1 : 0) + \
+         (prop2.isFinal() ? 1 : 0))
+#define CHECK_FLAG(setFunc,isFunc) \
+        do { \
+            CLEAR_FLAGS(); \
+            QCOMPARE(COUNT_FLAGS(), 0); \
+            prop2.setFunc(true); \
+            QVERIFY(prop2.isFunc()); \
+            QCOMPARE(COUNT_FLAGS(), 1); \
+        } while (0)
+    CHECK_FLAG(setReadable, isReadable);
+    CHECK_FLAG(setWritable, isWritable);
+    CHECK_FLAG(setResettable, isResettable);
+    CHECK_FLAG(setDesignable, isDesignable);
+    CHECK_FLAG(setScriptable, isScriptable);
+    CHECK_FLAG(setStored, isStored);
+    CHECK_FLAG(setEditable, isEditable);
+    CHECK_FLAG(setUser, isUser);
+    CHECK_FLAG(setStdCppSet, hasStdCppSet);
+    CHECK_FLAG(setEnumOrFlag, isEnumOrFlag);
+    CHECK_FLAG(setConstant, isConstant);
+    CHECK_FLAG(setFinal, isFinal);
+
+    // Check that nothing else changed.
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::Properties));
+
+    // Add property from prototype
+    QMetaProperty prototype = SomethingOfEverything::staticMetaObject.property(1);
+    QVERIFY(prototype.name() == QByteArray("prop"));
+    QMetaPropertyBuilder prototypeProp = builder.addProperty(prototype);
+    QCOMPARE(prototypeProp.name(), QByteArray("prop"));
+    QVERIFY(prototypeProp.hasNotifySignal());
+    QCOMPARE(prototypeProp.notifySignal().signature(), QByteArray("propChanged(QString)"));
+    QCOMPARE(builder.methodCount(), 1);
+    QCOMPARE(builder.method(0).signature(), QByteArray("propChanged(QString)"));
+}
+
+void tst_QMetaObjectBuilder::notifySignal()
+{
+    QMetaObjectBuilder builder;
+
+    QMetaPropertyBuilder prop = builder.addProperty("foo", "const QString &");
+    builder.addSlot("setFoo(QString)");
+    QMetaMethodBuilder notify = builder.addSignal("fooChanged(QString)");
+
+    QVERIFY(!prop.hasNotifySignal());
+    QCOMPARE(prop.notifySignal().index(), 0);
+
+    prop.setNotifySignal(notify);
+    QVERIFY(prop.hasNotifySignal());
+    QCOMPARE(prop.notifySignal().index(), 1);
+
+    prop.setNotifySignal(QMetaMethodBuilder());
+    QVERIFY(!prop.hasNotifySignal());
+    QCOMPARE(prop.notifySignal().index(), 0);
+
+    prop.setNotifySignal(notify);
+    prop.removeNotifySignal();
+    QVERIFY(!prop.hasNotifySignal());
+    QCOMPARE(prop.notifySignal().index(), 0);
+
+    QCOMPARE(builder.methodCount(), 2);
+    QCOMPARE(builder.propertyCount(), 1);
+
+    // Check that nothing else changed except methods and properties.
+    QVERIFY(checkForSideEffects
+        (builder, QMetaObjectBuilder::Methods | QMetaObjectBuilder::Properties));
+}
+
+void tst_QMetaObjectBuilder::enumerator()
+{
+    QMetaObjectBuilder builder;
+
+    // Add an enumerator and check its attributes.
+    QMetaEnumBuilder enum1 = builder.addEnumerator("foo");
+    QCOMPARE(enum1.name(), QByteArray("foo"));
+    QVERIFY(!enum1.isFlag());
+    QCOMPARE(enum1.keyCount(), 0);
+    QCOMPARE(enum1.index(), 0);
+    QCOMPARE(builder.enumeratorCount(), 1);
+
+    // Add another enumerator and check again.
+    QMetaEnumBuilder enum2 = builder.addEnumerator("bar");
+    QCOMPARE(enum2.name(), QByteArray("bar"));
+    QVERIFY(!enum2.isFlag());
+    QCOMPARE(enum2.keyCount(), 0);
+    QCOMPARE(enum2.index(), 1);
+    QCOMPARE(builder.enumeratorCount(), 2);
+
+    // Perform index-based lookup.
+    QCOMPARE(builder.indexOfEnumerator("foo"), 0);
+    QCOMPARE(builder.indexOfEnumerator("bar"), 1);
+    QCOMPARE(builder.indexOfEnumerator("baz"), -1);
+    QCOMPARE(builder.enumerator(1).name(), QByteArray("bar"));
+    QCOMPARE(builder.enumerator(9).name(), QByteArray());
+
+    // Modify the attributes on enum1.
+    enum1.setIsFlag(true);
+    QCOMPARE(enum1.addKey("ABC", 0), 0);
+    QCOMPARE(enum1.addKey("DEF", 1), 1);
+    QCOMPARE(enum1.addKey("GHI", -1), 2);
+
+    // Check that enum1 is changed, but enum2 is not.
+    QCOMPARE(enum1.name(), QByteArray("foo"));
+    QVERIFY(enum1.isFlag());
+    QCOMPARE(enum1.keyCount(), 3);
+    QCOMPARE(enum1.index(), 0);
+    QCOMPARE(enum1.key(0), QByteArray("ABC"));
+    QCOMPARE(enum1.key(1), QByteArray("DEF"));
+    QCOMPARE(enum1.key(2), QByteArray("GHI"));
+    QCOMPARE(enum1.key(3), QByteArray());
+    QCOMPARE(enum1.value(0), 0);
+    QCOMPARE(enum1.value(1), 1);
+    QCOMPARE(enum1.value(2), -1);
+    QCOMPARE(enum2.name(), QByteArray("bar"));
+    QVERIFY(!enum2.isFlag());
+    QCOMPARE(enum2.keyCount(), 0);
+    QCOMPARE(enum2.index(), 1);
+
+    // Modify the attributes on enum2.
+    enum2.setIsFlag(true);
+    QCOMPARE(enum2.addKey("XYZ", 10), 0);
+    QCOMPARE(enum2.addKey("UVW", 19), 1);
+
+    // This time check that only method2 changed.
+    QCOMPARE(enum1.name(), QByteArray("foo"));
+    QVERIFY(enum1.isFlag());
+    QCOMPARE(enum1.keyCount(), 3);
+    QCOMPARE(enum1.index(), 0);
+    QCOMPARE(enum1.key(0), QByteArray("ABC"));
+    QCOMPARE(enum1.key(1), QByteArray("DEF"));
+    QCOMPARE(enum1.key(2), QByteArray("GHI"));
+    QCOMPARE(enum1.key(3), QByteArray());
+    QCOMPARE(enum1.value(0), 0);
+    QCOMPARE(enum1.value(1), 1);
+    QCOMPARE(enum1.value(2), -1);
+    QCOMPARE(enum2.name(), QByteArray("bar"));
+    QVERIFY(enum2.isFlag());
+    QCOMPARE(enum2.keyCount(), 2);
+    QCOMPARE(enum2.index(), 1);
+    QCOMPARE(enum2.key(0), QByteArray("XYZ"));
+    QCOMPARE(enum2.key(1), QByteArray("UVW"));
+    QCOMPARE(enum2.key(2), QByteArray());
+    QCOMPARE(enum2.value(0), 10);
+    QCOMPARE(enum2.value(1), 19);
+
+    // Remove enum1 key
+    enum1.removeKey(2);
+    QCOMPARE(enum1.name(), QByteArray("foo"));
+    QVERIFY(enum1.isFlag());
+    QCOMPARE(enum1.keyCount(), 2);
+    QCOMPARE(enum1.index(), 0);
+    QCOMPARE(enum1.key(0), QByteArray("ABC"));
+    QCOMPARE(enum1.key(1), QByteArray("DEF"));
+    QCOMPARE(enum1.key(2), QByteArray());
+    QCOMPARE(enum1.value(0), 0);
+    QCOMPARE(enum1.value(1), 1);
+    QCOMPARE(enum1.value(2), -1);
+    QCOMPARE(enum2.name(), QByteArray("bar"));
+    QVERIFY(enum2.isFlag());
+    QCOMPARE(enum2.keyCount(), 2);
+    QCOMPARE(enum2.index(), 1);
+    QCOMPARE(enum2.key(0), QByteArray("XYZ"));
+    QCOMPARE(enum2.key(1), QByteArray("UVW"));
+    QCOMPARE(enum2.key(2), QByteArray());
+    QCOMPARE(enum2.value(0), 10);
+    QCOMPARE(enum2.value(1), 19);
+
+    // Remove enum1 and check that enum2 becomes index 0.
+    builder.removeEnumerator(0);
+    QCOMPARE(builder.enumeratorCount(), 1);
+    enum2 = builder.enumerator(0);
+    QCOMPARE(enum2.name(), QByteArray("bar"));
+    QVERIFY(enum2.isFlag());
+    QCOMPARE(enum2.keyCount(), 2);
+    QCOMPARE(enum2.index(), 0);
+    QCOMPARE(enum2.key(0), QByteArray("XYZ"));
+    QCOMPARE(enum2.key(1), QByteArray("UVW"));
+    QCOMPARE(enum2.key(2), QByteArray());
+    QCOMPARE(enum2.value(0), 10);
+    QCOMPARE(enum2.value(1), 19);
+
+    // Perform index-based lookup again.
+    QCOMPARE(builder.indexOfEnumerator("foo"), -1);
+    QCOMPARE(builder.indexOfEnumerator("bar"), 0);
+    QCOMPARE(builder.indexOfEnumerator("baz"), -1);
+
+    // Check that nothing else changed.
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::Enumerators));
+}
+
+void tst_QMetaObjectBuilder::classInfo()
+{
+    QMetaObjectBuilder builder;
+
+    // Add two items of class information and check their attributes.
+    QCOMPARE(builder.addClassInfo("foo", "value1"), 0);
+    QCOMPARE(builder.addClassInfo("bar", "value2"), 1);
+    QCOMPARE(builder.classInfoName(0), QByteArray("foo"));
+    QCOMPARE(builder.classInfoValue(0), QByteArray("value1"));
+    QCOMPARE(builder.classInfoName(1), QByteArray("bar"));
+    QCOMPARE(builder.classInfoValue(1), QByteArray("value2"));
+    QCOMPARE(builder.classInfoName(9), QByteArray());
+    QCOMPARE(builder.classInfoValue(9), QByteArray());
+    QCOMPARE(builder.classInfoCount(), 2);
+
+    // Perform index-based lookup.
+    QCOMPARE(builder.indexOfClassInfo("foo"), 0);
+    QCOMPARE(builder.indexOfClassInfo("bar"), 1);
+    QCOMPARE(builder.indexOfClassInfo("baz"), -1);
+
+    // Remove the first one and check again.
+    builder.removeClassInfo(0);
+    QCOMPARE(builder.classInfoName(0), QByteArray("bar"));
+    QCOMPARE(builder.classInfoValue(0), QByteArray("value2"));
+    QCOMPARE(builder.classInfoCount(), 1);
+
+    // Perform index-based lookup again.
+    QCOMPARE(builder.indexOfClassInfo("foo"), -1);
+    QCOMPARE(builder.indexOfClassInfo("bar"), 0);
+    QCOMPARE(builder.indexOfClassInfo("baz"), -1);
+
+    // Check that nothing else changed.
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::ClassInfos));
+}
+
+void tst_QMetaObjectBuilder::relatedMetaObject()
+{
+    QMetaObjectBuilder builder;
+
+    // Add two related meta objects and check their attributes.
+    QCOMPARE(builder.addRelatedMetaObject(&QObject::staticMetaObject), 0);
+    QCOMPARE(builder.addRelatedMetaObject(&staticMetaObject), 1);
+    QVERIFY(builder.relatedMetaObject(0) == &QObject::staticMetaObject);
+    QVERIFY(builder.relatedMetaObject(1) == &staticMetaObject);
+    QCOMPARE(builder.relatedMetaObjectCount(), 2);
+
+    // Remove the first one and check again.
+    builder.removeRelatedMetaObject(0);
+    QVERIFY(builder.relatedMetaObject(0) == &staticMetaObject);
+    QCOMPARE(builder.relatedMetaObjectCount(), 1);
+
+    // Check that nothing else changed.
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::RelatedMetaObjects));
+}
+
+static void smetacall(QObject *, QMetaObject::Call, int, void **)
+{
+    return;
+}
+
+void tst_QMetaObjectBuilder::staticMetacall()
+{
+    QMetaObjectBuilder builder;
+    QVERIFY(!builder.staticMetacallFunction());
+    builder.setStaticMetacallFunction(smetacall);
+    QVERIFY(builder.staticMetacallFunction() == smetacall);
+    QVERIFY(checkForSideEffects(builder, QMetaObjectBuilder::StaticMetacall));
+}
+
+// Copy the entire contents of a static QMetaObject and then check
+// that QMetaObjectBuilder will produce an exact copy as output.
+void tst_QMetaObjectBuilder::copyMetaObject()
+{
+    QMetaObjectBuilder builder(&QObject::staticMetaObject);
+    QMetaObject *meta = builder.toMetaObject();
+    QVERIFY(sameMetaObject(meta, &QObject::staticMetaObject));
+    qFree(meta);
+
+    QMetaObjectBuilder builder2(&staticMetaObject);
+    meta = builder2.toMetaObject();
+    QVERIFY(sameMetaObject(meta, &staticMetaObject));
+    qFree(meta);
+
+    QMetaObjectBuilder builder3(&SomethingOfEverything::staticMetaObject);
+    meta = builder3.toMetaObject();
+    QVERIFY(sameMetaObject(meta, &SomethingOfEverything::staticMetaObject));
+    qFree(meta);
+}
+
+// Serialize and deserialize a meta object and check that
+// it round-trips to the exact same value.
+void tst_QMetaObjectBuilder::serialize()
+{
+    // Full QMetaObjectBuilder
+    {
+    QMetaObjectBuilder builder(&SomethingOfEverything::staticMetaObject);
+    QMetaObject *meta = builder.toMetaObject();
+
+    QByteArray data;
+    QDataStream stream(&data, QIODevice::WriteOnly | QIODevice::Append);
+    builder.serialize(stream);
+
+    QMetaObjectBuilder builder2;
+    QDataStream stream2(data);
+    QMap<QByteArray, const QMetaObject *> references;
+    references.insert(QByteArray("QLocale"), &QLocale::staticMetaObject);
+    builder2.deserialize(stream2, references);
+    builder2.setStaticMetacallFunction(builder.staticMetacallFunction());
+    QMetaObject *meta2 = builder2.toMetaObject();
+
+    QVERIFY(sameMetaObject(meta, meta2));
+    qFree(meta);
+    qFree(meta2);
+    }
+
+    // Partial QMetaObjectBuilder
+    {
+    QMetaObjectBuilder builder;
+    builder.setClassName("Test");
+    builder.addProperty("foo", "int");
+
+    QByteArray data;
+    QDataStream stream(&data, QIODevice::WriteOnly | QIODevice::Append);
+    builder.serialize(stream);
+
+    QMetaObjectBuilder builder2;
+    QDataStream stream2(data);
+    builder2.deserialize(stream2, QMap<QByteArray, const QMetaObject *>());
+
+    QCOMPARE(builder.superClass(), builder2.superClass());
+    QCOMPARE(builder.className(), builder2.className());
+    QCOMPARE(builder.propertyCount(), builder2.propertyCount());
+    QCOMPARE(builder.property(0).name(), builder2.property(0).name());
+    QCOMPARE(builder.property(0).type(), builder2.property(0).type());
+    }
+}
+
+// Check that removing a method updates notify signals appropriately
+void tst_QMetaObjectBuilder::removeNotifySignal()
+{
+    QMetaObjectBuilder builder;
+
+    QMetaMethodBuilder method1 = builder.addSignal("foo(const QString&, int)");
+    QMetaMethodBuilder method2 = builder.addSignal("bar(QString)");
+
+    // Setup property
+    QMetaPropertyBuilder prop = builder.addProperty("prop", "const QString &");
+    prop.setNotifySignal(method2);
+    QVERIFY(prop.hasNotifySignal());
+    QCOMPARE(prop.notifySignal().index(), 1);
+
+    // Remove non-notify signal
+    builder.removeMethod(0);
+    QVERIFY(prop.hasNotifySignal());
+    QCOMPARE(prop.notifySignal().index(), 0);
+
+    // Remove notify signal
+    builder.removeMethod(0);
+    QVERIFY(!prop.hasNotifySignal());
+}
+
+// Check that the only changes to a "builder" relative to the default
+// state is specified by "members".
+bool tst_QMetaObjectBuilder::checkForSideEffects
+        (const QMetaObjectBuilder& builder,
+         QMetaObjectBuilder::AddMembers members)
+{
+    if ((members & QMetaObjectBuilder::ClassName) == 0) {
+        if (!builder.className().isEmpty())
+            return false;
+    }
+
+    if ((members & QMetaObjectBuilder::SuperClass) == 0) {
+        if (builder.superClass() != &QObject::staticMetaObject)
+            return false;
+    }
+
+    if ((members & QMetaObjectBuilder::Methods) == 0) {
+        if (builder.methodCount() != 0)
+            return false;
+    }
+
+    if ((members & QMetaObjectBuilder::Constructors) == 0) {
+        if (builder.constructorCount() != 0)
+            return false;
+    }
+
+    if ((members & QMetaObjectBuilder::Properties) == 0) {
+        if (builder.propertyCount() != 0)
+            return false;
+    }
+
+    if ((members & QMetaObjectBuilder::Enumerators) == 0) {
+        if (builder.enumeratorCount() != 0)
+            return false;
+    }
+
+    if ((members & QMetaObjectBuilder::ClassInfos) == 0) {
+        if (builder.classInfoCount() != 0)
+            return false;
+    }
+
+    if ((members & QMetaObjectBuilder::RelatedMetaObjects) == 0) {
+        if (builder.relatedMetaObjectCount() != 0)
+            return false;
+    }
+
+    if ((members & QMetaObjectBuilder::StaticMetacall) == 0) {
+        if (builder.staticMetacallFunction() != 0)
+            return false;
+    }
+
+    return true;
+}
+
+static bool sameMethod(const QMetaMethod& method1, const QMetaMethod& method2)
+{
+    if (QByteArray(method1.signature()) != QByteArray(method2.signature()))
+        return false;
+
+    if (QByteArray(method1.typeName()) != QByteArray(method2.typeName()))
+        return false;
+
+    if (method1.parameterNames() != method2.parameterNames())
+        return false;
+
+    if (QByteArray(method1.tag()) != QByteArray(method2.tag()))
+        return false;
+
+    if (method1.access() != method2.access())
+        return false;
+
+    if (method1.methodType() != method2.methodType())
+        return false;
+
+    if (method1.attributes() != method2.attributes())
+        return false;
+
+    return true;
+}
+
+static bool sameProperty(const QMetaProperty& prop1, const QMetaProperty& prop2)
+{
+    if (QByteArray(prop1.name()) != QByteArray(prop2.name()))
+        return false;
+
+    if (QByteArray(prop1.typeName()) != QByteArray(prop2.typeName()))
+        return false;
+
+    if (prop1.isReadable() != prop2.isReadable() ||
+        prop1.isWritable() != prop2.isWritable() ||
+        prop1.isResettable() != prop2.isResettable() ||
+        prop1.isDesignable() != prop2.isDesignable() ||
+        prop1.isScriptable() != prop2.isScriptable() ||
+        prop1.isStored() != prop2.isStored() ||
+        prop1.isEditable() != prop2.isEditable() ||
+        prop1.isUser() != prop2.isUser() ||
+        prop1.isFlagType() != prop2.isFlagType() ||
+        prop1.isEnumType() != prop2.isEnumType() ||
+        prop1.hasNotifySignal() != prop2.hasNotifySignal() ||
+        prop1.hasStdCppSet() != prop2.hasStdCppSet())
+        return false;
+
+    if (prop1.hasNotifySignal()) {
+        if (prop1.notifySignalIndex() != prop2.notifySignalIndex())
+            return false;
+    }
+
+    return true;
+}
+
+static bool sameEnumerator(const QMetaEnum& enum1, const QMetaEnum& enum2)
+{
+    if (QByteArray(enum1.name()) != QByteArray(enum2.name()))
+        return false;
+
+    if (enum1.isFlag() != enum2.isFlag())
+        return false;
+
+    if (enum1.keyCount() != enum2.keyCount())
+        return false;
+
+    for (int index = 0; index < enum1.keyCount(); ++index) {
+        if (QByteArray(enum1.key(index)) != QByteArray(enum2.key(index)))
+            return false;
+        if (enum1.value(index) != enum2.value(index))
+            return false;
+    }
+
+    if (QByteArray(enum1.scope()) != QByteArray(enum2.scope()))
+        return false;
+
+    return true;
+}
+
+// Determine if two meta objects are identical.
+bool tst_QMetaObjectBuilder::sameMetaObject
+        (const QMetaObject *meta1, const QMetaObject *meta2)
+{
+    int index;
+
+    if (strcmp(meta1->className(), meta2->className()) != 0)
+        return false;
+
+    if (meta1->superClass() != meta2->superClass())
+        return false;
+
+    if (meta1->constructorCount() != meta2->constructorCount() ||
+        meta1->methodCount() != meta2->methodCount() ||
+        meta1->enumeratorCount() != meta2->enumeratorCount() ||
+        meta1->propertyCount() != meta2->propertyCount() ||
+        meta1->classInfoCount() != meta2->classInfoCount())
+        return false;
+
+    for (index = 0; index < meta1->constructorCount(); ++index) {
+        if (!sameMethod(meta1->constructor(index), meta2->constructor(index)))
+            return false;
+    }
+
+    for (index = 0; index < meta1->methodCount(); ++index) {
+        if (!sameMethod(meta1->method(index), meta2->method(index)))
+            return false;
+    }
+
+    for (index = 0; index < meta1->propertyCount(); ++index) {
+        if (!sameProperty(meta1->property(index), meta2->property(index)))
+            return false;
+    }
+
+    for (index = 0; index < meta1->enumeratorCount(); ++index) {
+        if (!sameEnumerator(meta1->enumerator(index), meta2->enumerator(index)))
+            return false;
+    }
+
+    for (index = 0; index < meta1->classInfoCount(); ++index) {
+        if (QByteArray(meta1->classInfo(index).name()) !=
+            QByteArray(meta2->classInfo(index).name()))
+            return false;
+        if (QByteArray(meta1->classInfo(index).value()) !=
+            QByteArray(meta2->classInfo(index).value()))
+            return false;
+    }
+
+    const QMetaObject **objects1 = 0;
+    const QMetaObject **objects2 = 0;
+    if (meta1->d.data[0] == meta2->d.data[0] && meta1->d.data[0] >= 2) {
+        QMetaObjectExtraData *extra1 = (QMetaObjectExtraData *)(meta1->d.extradata);
+        QMetaObjectExtraData *extra2 = (QMetaObjectExtraData *)(meta2->d.extradata);
+        if (extra1 && !extra2)
+            return false;
+        if (extra2 && !extra1)
+            return false;
+        if (extra1 && extra2) {
+            if (extra1->static_metacall != extra2->static_metacall)
+                return false;
+            objects1 = extra1->objects;
+            objects2 = extra1->objects;
+        }
+    } else if (meta1->d.data[0] == meta2->d.data[0] && meta1->d.data[0] == 1) {
+        objects1 = (const QMetaObject **)(meta1->d.extradata);
+        objects2 = (const QMetaObject **)(meta2->d.extradata);
+    }
+    if (objects1 && !objects2)
+        return false;
+    if (objects2 && !objects1)
+        return false;
+    if (objects1 && objects2) {
+        while (*objects1 != 0 && *objects2 != 0) {
+            if (*objects1 != *objects2)
+                return false;
+            ++objects1;
+            ++objects2;
+        }
+    }
+
+    return true;
+}
+
+QTEST_MAIN(tst_QMetaObjectBuilder)
+
+#include "tst_qmetaobjectbuilder.moc"