Long live Qt 4.5!

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diff --git a/tests/auto/qxmlitem/tst_qxmlitem.cpp b/tests/auto/qxmlitem/tst_qxmlitem.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, 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.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include <QtTest/QtTest>
+
+#ifdef QTEST_XMLPATTERNS
+
+#include <QXmlItem>
+
+/*!
+ \class tst_QXmlItem
+ \internal
+ \since 4.4
+ \brief Tests class QXmlItem.
+ */
+class tst_QXmlItem : public QObject
+{
+    Q_OBJECT
+
+private Q_SLOTS:
+    void defaultConstructor() const;
+    void copyConstructor() const;
+    void copyConstructorFromQVariant() const;
+    void copyConstructorFromQXmlNodeModelIndex() const;
+    void assignmentOperator() const;
+    void isNull() const;
+    void isNode() const;
+    void isAtomicValue() const;
+    void toAtomicValue() const;
+    void toNodeModelIndex() const;
+
+    void objectSize() const;
+    void constCorrectness() const;
+    void withinQVariant() const;
+};
+
+void tst_QXmlItem::defaultConstructor() const
+{
+    {
+        QXmlItem();
+    }
+
+    {
+        QXmlItem();
+        QXmlItem();
+    }
+
+    {
+        QXmlItem();
+        QXmlItem();
+        QXmlItem();
+    }
+}
+
+void tst_QXmlItem::copyConstructor() const
+{
+    /* Check that we can copy from a const reference. */
+    {
+        const QXmlItem item;
+        const QXmlItem copy(item);
+    }
+
+    /* On a QXmlItem constructed from a null QVariant. */
+    {
+        const QXmlItem item((QVariant()));
+        const QXmlItem copy(item);
+    }
+
+    /* On a QXmlItem constructed from a null QXmlNodeModelIndex. */
+    {
+        const QXmlItem item((QXmlNodeModelIndex()));
+        const QXmlItem copy(item);
+    }
+}
+
+void tst_QXmlItem::copyConstructorFromQVariant() const
+{
+    /* Construct & destruct a single value. */
+    {
+        const QXmlItem item(QVariant(QString::fromLatin1("dummy")));
+    }
+
+    /* Copy a null QVariant. */
+    {
+        const QXmlItem item((QVariant()));
+        QVERIFY(item.isNull());
+    }
+
+}
+
+void tst_QXmlItem::copyConstructorFromQXmlNodeModelIndex() const
+{
+    // TODO copy a valid model index.
+
+    /* Construct from a null QXmlNodeModelIndex. */
+    {
+        const QXmlItem item((QXmlNodeModelIndex()));
+        QVERIFY(item.isNull());
+    }
+}
+
+void tst_QXmlItem::assignmentOperator() const
+{
+    /* Assign to self. */
+    {
+        /* With null value. */
+        {
+            QXmlItem item;
+            item = item;
+            item = item;
+            item = item;
+            item = item;
+            item = item;
+        }
+
+        /* With the same atomic value. */
+        {
+            QXmlItem item(QVariant(QString::fromLatin1("dummy")));
+            item = item;
+            item = item;
+            item = item;
+            item = item;
+            item = item;
+        }
+
+        /* With the same node. */
+        {
+            // TODO
+        }
+
+        /* With a QXmlItem constructed from a null QVariant. */
+        {
+            QXmlItem item((QVariant()));
+            item = item;
+            item = item;
+            item = item;
+            item = item;
+            item = item;
+        }
+
+        /* With a QXmlItem constructed from a null QXmlNodeModelIndex. */
+        {
+            QXmlItem item((QXmlNodeModelIndex()));
+            item = item;
+            item = item;
+            item = item;
+            item = item;
+            item = item;
+        }
+    }
+}
+
+void tst_QXmlItem::isNull() const
+{
+    /* Check default value. */
+    {
+        const QXmlItem item;
+        QVERIFY(item.isNull());
+    }
+
+    /* On atomic value. */
+    {
+        const QXmlItem item(QVariant(3));
+        QVERIFY(!item.isNull());
+    }
+
+    /* On a QXmlItem constructed from a null QVariant. */
+    {
+        const QXmlItem item((QVariant()));
+        QVERIFY(item.isNull());
+    }
+
+    /* On a QXmlItem constructed from a null QXmlNodeModelIndex. */
+    {
+        const QXmlItem item((QXmlNodeModelIndex()));
+        QVERIFY(item.isNull());
+    }
+}
+
+void tst_QXmlItem::isNode() const
+{
+    /* Check default value. */
+    {
+        const QXmlItem item;
+        QVERIFY(!item.isNode());
+    }
+
+    /* On atomic value. */
+    {
+        const QXmlItem item(QVariant(3));
+        QVERIFY(!item.isNode());
+    }
+    // TODO on valid node index
+
+    /* On a QXmlItem constructed from a null QVariant. */
+    {
+        const QXmlItem item((QVariant()));
+        QVERIFY(!item.isNode());
+    }
+
+    /* On a QXmlItem constructed from a null QXmlNodeModelIndex. */
+    {
+        const QXmlItem item((QXmlNodeModelIndex()));
+        QVERIFY(!item.isNode());
+    }
+}
+
+void tst_QXmlItem::isAtomicValue() const
+{
+    /* Check default value. */
+    {
+        const QXmlItem item;
+        QVERIFY(!item.isAtomicValue());
+    }
+
+    /* On valid atomic value. */
+    {
+        const QXmlItem item(QVariant(3));
+        QVERIFY(item.isAtomicValue());
+    }
+
+    // TODO on valid node index
+
+    /* On a QXmlItem constructed from a null QVariant. */
+    {
+        const QXmlItem item((QVariant()));
+        QVERIFY(!item.isAtomicValue());
+    }
+
+    /* On a QXmlItem constructed from a null QXmlNodeModelIndex. */
+    {
+        const QXmlItem item((QXmlNodeModelIndex()));
+        QVERIFY(!item.isAtomicValue());
+    }
+}
+
+void tst_QXmlItem::toAtomicValue() const
+{
+    /* Check default value. */
+    {
+        const QXmlItem item;
+        QVERIFY(item.toAtomicValue().isNull());
+    }
+
+    /* On atomic value. */
+    {
+        const QXmlItem item(QVariant(3));
+        QCOMPARE(item.toAtomicValue(), QVariant(3));
+    }
+
+    /* On a QXmlItem constructed from a null QVariant. */
+    {
+        const QXmlItem item((QVariant()));
+        QVERIFY(item.toAtomicValue().isNull());
+    }
+
+    /* On a QXmlItem constructed from a null QXmlNodeModelIndex. */
+    {
+        const QXmlItem item((QXmlNodeModelIndex()));
+        QVERIFY(item.toAtomicValue().isNull());
+    }
+}
+
+void tst_QXmlItem::toNodeModelIndex() const
+{
+    /* Check default value. */
+    {
+        const QXmlItem item;
+        QVERIFY(item.toNodeModelIndex().isNull());
+    }
+
+    /* On valid atomic value. */
+    {
+        const QXmlItem item(QVariant(3));
+        QVERIFY(item.toNodeModelIndex().isNull());
+    }
+
+    /* On a QXmlItem constructed from a null QVariant. */
+    {
+        const QXmlItem item((QVariant()));
+        QVERIFY(item.isNull());
+    }
+
+    /* On a QXmlItem constructed from a null QXmlNodeModelIndex. */
+    {
+        const QXmlItem item((QXmlNodeModelIndex()));
+        QVERIFY(item.isNull());
+    }
+}
+
+void tst_QXmlItem::objectSize() const
+{
+    /* We can't currently test this in portable way,
+     * so disable it. */
+    return;
+
+    QCOMPARE(sizeof(QPatternist::NodeIndexStorage), sizeof(QXmlItem));
+
+    /* Data, additional data, and pointer to model. We test for two, such that we
+     * account for the padding that MSVC do. */
+    QVERIFY(sizeof(QXmlItem) == sizeof(qint64) * 2 + sizeof(QAbstractXmlNodeModel *) * 2
+            || sizeof(QXmlItem) == sizeof(qint64) * 2 + sizeof(QAbstractXmlNodeModel *) * 2);
+}
+
+/*!
+  Check that the functions that should be const, are.
+ */
+void tst_QXmlItem::constCorrectness() const
+{
+    const QXmlItem item;
+    item.isNull();
+    item.isNode();
+    item.isAtomicValue();
+
+    item.toAtomicValue();
+    item.toNodeModelIndex();
+}
+
+/*!
+  Check that QXmlItem can be used inside QVariant.
+ */
+void tst_QXmlItem::withinQVariant() const
+{
+    QXmlItem val;
+    const QVariant variant(qVariantFromValue(val));
+    QXmlItem val2(qVariantValue<QXmlItem>(variant));
+}
+
+QTEST_MAIN(tst_QXmlItem)
+
+#include "tst_qxmlitem.moc"
+#else //QTEST_XMLPATTERNS
+QTEST_NOOP_MAIN
+#endif