Long live Qt 4.5!

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diff --git a/tests/auto/qsqlrelationaltablemodel/tst_qsqlrelationaltablemodel.cpp b/tests/auto/qsqlrelationaltablemodel/tst_qsqlrelationaltablemodel.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>
+#include <QtSql/QtSql>
+
+#include "../qsqldatabase/tst_databases.h"
+
+
+
+//TESTED_CLASS=
+//TESTED_FILES=
+
+class tst_QSqlRelationalTableModel : public QObject
+{
+    Q_OBJECT
+
+public:
+    void recreateTestTables(QSqlDatabase);
+
+    tst_Databases dbs;
+
+public slots:
+    void initTestCase_data();
+    void initTestCase();
+    void cleanupTestCase();
+    void init();
+    void cleanup();
+
+private slots:
+    void data();
+    void setData();
+    void multipleRelation();
+    void insertRecord();
+    void setRecord();
+    void insertWithStrategies();
+    void removeColumn();
+    void filter();
+    void sort();
+    void revert();
+
+    void clearDisplayValuesCache();
+    void insertRecordDuplicateFieldNames();
+    void invalidData();
+    void relationModel();
+};
+
+
+void tst_QSqlRelationalTableModel::initTestCase_data()
+{
+    dbs.open();
+    if (dbs.fillTestTable() == 0) {
+        qWarning("NO DATABASES");
+        QSKIP("No database drivers are available in this Qt configuration", SkipAll);
+    }
+}
+
+void tst_QSqlRelationalTableModel::recreateTestTables(QSqlDatabase db)
+{
+    QSqlQuery q(db);
+
+    QStringList tableNames;
+    tableNames << qTableName( "reltest1" )
+            << qTableName( "reltest2" )
+            << qTableName( "reltest3" )
+            << qTableName( "reltest4" )
+            << qTableName( "reltest5" );
+    tst_Databases::safeDropTables( db, tableNames );
+
+    QVERIFY_SQL( q, exec("create table " + qTableName("reltest1") +
+            " (id int not null primary key, name varchar(20), title_key int, another_title_key int)"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest1") + " values(1, 'harry', 1, 2)"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest1") + " values(2, 'trond', 2, 1)"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest1") + " values(3, 'vohi', 1, 2)"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest1") + " values(4, 'boris', 2, 2)"));
+
+    QVERIFY_SQL( q, exec("create table " + qTableName("reltest2") + " (tid int not null primary key, title varchar(20))"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest2") + " values(1, 'herr')"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest2") + " values(2, 'mister')"));
+
+    QVERIFY_SQL( q, exec("create table " + qTableName("reltest3") + " (id int not null primary key, name varchar(20), city_key int)"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest3") + " values(1, 'Gustav', 1)"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest3") + " values(2, 'Heidi', 2)"));
+
+    QVERIFY_SQL( q, exec("create table " + qTableName("reltest4") + " (id int not null primary key, name varchar(20))"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest4") + " values(1, 'Oslo')"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest4") + " values(2, 'Trondheim')"));
+
+    QVERIFY_SQL( q, exec("create table " + qTableName("reltest5") + " (title varchar(20) not null primary key, abbrev varchar(20))"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest5") + " values('herr', 'Hr')"));
+    QVERIFY_SQL( q, exec("insert into " + qTableName("reltest5") + " values('mister', 'Mr')"));
+}
+
+void tst_QSqlRelationalTableModel::initTestCase()
+{
+    foreach (const QString &dbname, dbs.dbNames)
+        recreateTestTables(QSqlDatabase::database(dbname));
+}
+
+void tst_QSqlRelationalTableModel::cleanupTestCase()
+{
+    QStringList tableNames;
+    tableNames << qTableName( "reltest1" )
+            << qTableName( "reltest2" )
+            << qTableName( "reltest3" )
+            << qTableName( "reltest4" );
+    foreach (const QString &dbName, dbs.dbNames) {
+        QSqlDatabase db = QSqlDatabase::database(dbName);
+        tst_Databases::safeDropTables( db, tableNames );
+    }
+    dbs.close();
+}
+
+void tst_QSqlRelationalTableModel::init()
+{
+}
+
+void tst_QSqlRelationalTableModel::cleanup()
+{
+}
+
+void tst_QSqlRelationalTableModel::data()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+
+    QSqlRelationalTableModel model(0, db);
+
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    QVERIFY_SQL(model, select());
+
+    QCOMPARE(model.columnCount(), 4);
+    QCOMPARE(model.data(model.index(0, 0)).toInt(), 1);
+    QCOMPARE(model.data(model.index(0, 1)).toString(), QString("harry"));
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("herr"));
+
+    //try a non-existant index
+    QVERIFY2(model.data(model.index(0,4)).isValid() == false,"Invalid index returned valid QVariant");
+
+    //check data retrieval when relational key is a non-integer type
+    //in this case a string
+    QSqlRelationalTableModel model2(0,db);
+    model2.setTable(qTableName("reltest2"));
+    model2.setRelation(1, QSqlRelation(qTableName("reltest5"),"title","abbrev"));
+    QVERIFY_SQL(model2, select());
+
+    QCOMPARE(model2.data(model2.index(0, 1)).toString(), QString("Hr"));
+    QCOMPARE(model2.data(model2.index(1, 1)).toString(), QString("Mr"));
+}
+
+void tst_QSqlRelationalTableModel::setData()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+
+    // set the values using OnRowChange Strategy
+    {
+        QSqlRelationalTableModel model(0, db);
+
+        model.setTable(qTableName("reltest1"));
+        model.setSort(0, Qt::AscendingOrder);
+        model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+        QVERIFY_SQL(model, select());
+
+        QVERIFY(model.setData(model.index(0, 1), QString("harry2")));
+        QVERIFY(model.setData(model.index(0, 2), 2));
+
+        QCOMPARE(model.data(model.index(0, 1)).toString(), QString("harry2"));
+        QCOMPARE(model.data(model.index(0, 2)).toString(), QString("mister"));
+
+        model.submit();
+
+        QVERIFY(model.setData(model.index(3,1), QString("boris2")));
+        QVERIFY(model.setData(model.index(3, 2), 1));
+
+        QCOMPARE(model.data(model.index(3,1)).toString(), QString("boris2"));
+        QCOMPARE(model.data(model.index(3, 2)).toString(), QString("herr"));
+
+        model.submit();
+    }
+    { //verify values
+        QSqlRelationalTableModel model(0, db);
+        model.setTable(qTableName("reltest1"));
+        model.setSort(0, Qt::AscendingOrder);
+        QVERIFY_SQL(model, select());
+
+        QCOMPARE(model.data(model.index(0, 1)).toString(), QString("harry2"));
+        QCOMPARE(model.data(model.index(0, 2)).toInt(), 2);
+        QCOMPARE(model.data(model.index(3, 1)).toString(), QString("boris2"));
+        QCOMPARE(model.data(model.index(3, 2)).toInt(), 1);
+
+        model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+        QVERIFY_SQL(model, select());
+        QCOMPARE(model.data(model.index(0, 2)).toString(), QString("mister"));
+        QCOMPARE(model.data(model.index(3,2)).toString(), QString("herr"));
+
+    }
+
+    //set the values using OnFieldChange strategy
+    {
+        QSqlRelationalTableModel model(0, db);
+        model.setTable(qTableName("reltest1"));
+        model.setEditStrategy(QSqlTableModel::OnFieldChange);
+        model.setSort(0, Qt::AscendingOrder);
+        model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+        QVERIFY_SQL(model, select());
+
+        QVERIFY(model.setData(model.index(1,1), QString("trond2")));
+        QVERIFY(model.setData(model.index(2,2), 2));
+
+        QCOMPARE(model.data(model.index(1,1)).toString(), QString("trond2"));
+        QCOMPARE(model.data(model.index(2,2)).toString(), QString("mister"));
+    }
+    { //verify values
+        QSqlRelationalTableModel model(0, db);
+        model.setTable(qTableName("reltest1"));
+        model.setSort(0, Qt::AscendingOrder);
+        QVERIFY_SQL(model, select());
+
+        QCOMPARE(model.data(model.index(1, 1)).toString(), QString("trond2"));
+        QCOMPARE(model.data(model.index(2, 2)).toInt(), 2);
+
+        model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+        QVERIFY_SQL(model, select());
+        QCOMPARE(model.data(model.index(2, 2)).toString(), QString("mister"));
+    }
+
+    //set values using OnManualSubmit strategy
+    {
+        QSqlRelationalTableModel model(0, db);
+
+        model.setTable(qTableName("reltest1"));
+        model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+        model.setRelation(3, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+        model.setEditStrategy(QSqlTableModel::OnManualSubmit);
+        model.setSort(0, Qt::AscendingOrder);
+        QVERIFY_SQL(model, select());
+
+        QVERIFY(model.setData(model.index(2, 1), QString("vohi2")));
+        QVERIFY(model.setData(model.index(3, 2), 1));
+        QVERIFY(model.setData(model.index(0, 3), 1));
+
+        QCOMPARE(model.data(model.index(2, 1)).toString(), QString("vohi2"));
+        QCOMPARE(model.data(model.index(3, 2)).toString(), QString("herr"));
+        QCOMPARE(model.data(model.index(0, 3)).toString(), QString("herr"));
+
+        QVERIFY_SQL(model, submitAll());
+    }
+    { //verify values
+        QSqlRelationalTableModel model(0, db);
+        model.setTable(qTableName("reltest1"));
+        model.setSort(0, Qt::AscendingOrder);
+        QVERIFY_SQL(model, select());
+
+        QCOMPARE(model.data(model.index(2, 1)).toString(), QString("vohi2"));
+        QCOMPARE(model.data(model.index(3, 2)).toInt(), 1);
+        QCOMPARE(model.data(model.index(0, 3)).toInt(), 1);
+
+        model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+        model.setRelation(3, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+        QVERIFY_SQL(model, select());
+        QCOMPARE(model.data(model.index(3, 2)).toString(), QString("herr"));
+        QCOMPARE(model.data(model.index(0, 3)).toString(), QString("herr"));
+    }
+
+    //check setting of data when the relational key is a non-integer type
+    //in this case a string.
+    {
+        QSqlRelationalTableModel model(0, db);
+
+        model.setTable(qTableName("reltest2"));
+        model.setRelation(1, QSqlRelation(qTableName("reltest5"), "title", "abbrev"));
+        model.setEditStrategy(QSqlTableModel::OnManualSubmit);
+        QVERIFY_SQL(model, select());
+
+        QCOMPARE(model.data(model.index(0,1)).toString(), QString("Hr"));
+        QVERIFY(model.setData(model.index(0,1), QString("mister")));
+        QCOMPARE(model.data(model.index(0,1)).toString(), QString("Mr"));
+        QVERIFY_SQL(model, submitAll());
+
+        QCOMPARE(model.data(model.index(0,1)).toString(), QString("Mr"));
+    }
+
+}
+
+void tst_QSqlRelationalTableModel::multipleRelation()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+    recreateTestTables(db);
+
+    QSqlRelationalTableModel model(0, db);
+
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    model.setRelation(3, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    QVERIFY_SQL(model, select());
+
+    QCOMPARE(model.data(model.index(2, 0)).toInt(), 3);
+
+    QCOMPARE(model.data(model.index(0, 0)).toInt(), 1);
+    QCOMPARE(model.data(model.index(0, 1)).toString(), QString("harry"));
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(0, 3)).toString(), QString("mister"));
+}
+
+void tst_QSqlRelationalTableModel::insertRecord()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+
+    QSqlRelationalTableModel model(0, db);
+
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    QVERIFY_SQL(model, select());
+
+    QSqlRecord rec;
+    QSqlField f1("id", QVariant::Int);
+    QSqlField f2("name", QVariant::String);
+    QSqlField f3("title_key", QVariant::Int);
+    QSqlField f4("another_title_key", QVariant::Int);
+
+    f1.setValue(5);
+    f2.setValue("test");
+    f3.setValue(1);
+    f4.setValue(2);
+
+    f1.setGenerated(true);
+    f2.setGenerated(true);
+    f3.setGenerated(true);
+    f4.setGenerated(true);
+
+    rec.append(f1);
+    rec.append(f2);
+    rec.append(f3);
+    rec.append(f4);
+
+    QVERIFY_SQL(model, insertRecord(-1, rec));
+
+    QCOMPARE(model.data(model.index(4, 0)).toInt(), 5);
+    QCOMPARE(model.data(model.index(4, 1)).toString(), QString("test"));
+    QCOMPARE(model.data(model.index(4, 2)).toString(), QString("herr"));
+}
+
+void tst_QSqlRelationalTableModel::setRecord()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+    recreateTestTables(db);
+
+    QSqlRelationalTableModel model(0, db);
+
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    QVERIFY_SQL(model, select());
+
+    QSqlRecord rec;
+    QSqlField f1("id", QVariant::Int);
+    QSqlField f2("name", QVariant::String);
+    QSqlField f3("title_key", QVariant::Int);
+    QSqlField f4("another_title_key", QVariant::Int);
+
+    f1.setValue(5);
+    f2.setValue("tester");
+    f3.setValue(1);
+    f4.setValue(2);
+
+    f1.setGenerated(true);
+    f2.setGenerated(true);
+    f3.setGenerated(true);
+    f4.setGenerated(true);
+
+    rec.append(f1);
+    rec.append(f2);
+    rec.append(f3);
+    rec.append(f4);
+
+    QCOMPARE(model.data(model.index(1, 0)).toInt(), 2);
+    QCOMPARE(model.data(model.index(1, 1)).toString(), QString("trond"));
+    QCOMPARE(model.data(model.index(1, 2)).toString(), QString("mister"));
+
+    QVERIFY_SQL(model, setRecord(1, rec));
+
+    QCOMPARE(model.data(model.index(1, 0)).toInt(), 5);
+    QCOMPARE(model.data(model.index(1, 1)).toString(), QString("tester"));
+    QCOMPARE(model.data(model.index(1, 2)).toString(), QString("herr"));
+
+    model.setSort(0, Qt::AscendingOrder);
+    QVERIFY_SQL(model, submit());
+
+    QCOMPARE(model.data(model.index(3, 0)).toInt(), 5);
+    QCOMPARE(model.data(model.index(3, 1)).toString(), QString("tester"));
+    QCOMPARE(model.data(model.index(3, 2)).toString(), QString("herr"));
+
+}
+
+void tst_QSqlRelationalTableModel::insertWithStrategies()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+
+    QSqlRelationalTableModel model(0, db);
+
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    model.setRelation(3, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    QVERIFY_SQL(model, select());
+
+    QCOMPARE(model.data(model.index(0,0)).toInt(), 1);
+    QCOMPARE(model.data(model.index(0,1)).toString(), QString("harry"));
+    QCOMPARE(model.data(model.index(0,2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(0,3)).toString(), QString("mister"));
+
+    model.insertRows(0, 1);
+    model.setData(model.index(0, 0), 1011);
+    model.setData(model.index(0, 1), "test");
+    model.setData(model.index(0, 2), 2);
+    model.setData(model.index(0, 3), 1);
+
+    QCOMPARE(model.data(model.index(0,0)).toInt(), 1011);
+    QCOMPARE(model.data(model.index(0,1)).toString(), QString("test"));
+    QCOMPARE(model.data(model.index(0,2)).toString(), QString("mister"));
+    QCOMPARE(model.data(model.index(0,3)).toString(), QString("herr"));
+
+    QCOMPARE(model.data(model.index(1,0)).toInt(), 1);
+    QCOMPARE(model.data(model.index(1,1)).toString(), QString("harry"));
+    QCOMPARE(model.data(model.index(1,2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(1,3)).toString(), QString("mister"));
+
+    QVERIFY_SQL(model, submitAll());
+
+    model.setEditStrategy(QSqlTableModel::OnManualSubmit);
+
+    QCOMPARE(model.data(model.index(0,0)).toInt(), 1);
+    QCOMPARE(model.data(model.index(0,1)).toString(), QString("harry"));
+    QCOMPARE(model.data(model.index(0,2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(0,3)).toString(), QString("mister"));
+    model.setData(model.index(0,3),1);
+    QCOMPARE(model.data(model.index(0,3)).toString(), QString("herr"));
+
+    model.insertRows(0, 2);
+    model.setData(model.index(0, 0), 1012);
+    model.setData(model.index(0, 1), "george");
+    model.setData(model.index(0, 2), 2);
+    model.setData(model.index(0, 3), 2);
+
+    model.setData(model.index(1, 0), 1013);
+    model.setData(model.index(1, 1), "kramer");
+    model.setData(model.index(1, 2), 2);
+    model.setData(model.index(1, 3), 1);
+
+    QCOMPARE(model.data(model.index(0,0)).toInt(),1012);
+    QCOMPARE(model.data(model.index(0,1)).toString(), QString("george"));
+    QCOMPARE(model.data(model.index(0,2)).toString(), QString("mister"));
+    QCOMPARE(model.data(model.index(0,3)).toString(), QString("mister"));
+
+    QCOMPARE(model.data(model.index(1,0)).toInt(),1013);
+    QCOMPARE(model.data(model.index(1,1)).toString(), QString("kramer"));
+    QCOMPARE(model.data(model.index(1,2)).toString(), QString("mister"));
+    QCOMPARE(model.data(model.index(1,3)).toString(), QString("herr"));
+
+    QCOMPARE(model.data(model.index(2,0)).toInt(), 1);
+    QCOMPARE(model.data(model.index(2,1)).toString(), QString("harry"));
+    QCOMPARE(model.data(model.index(2,2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(2,3)).toString(), QString("herr"));
+
+    QVERIFY_SQL(model, submitAll());
+}
+
+void tst_QSqlRelationalTableModel::removeColumn()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+    recreateTestTables(db);
+
+    QSqlRelationalTableModel model(0, db);
+
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    QVERIFY_SQL(model, select());
+
+    QVERIFY_SQL(model, removeColumn(3));
+    QVERIFY_SQL(model, select());
+
+    QCOMPARE(model.columnCount(), 3);
+
+    QCOMPARE(model.data(model.index(0, 0)).toInt(), 1);
+    QCOMPARE(model.data(model.index(0, 1)).toString(), QString("harry"));
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(0, 3)), QVariant());
+
+    // try removing more than one column
+    QVERIFY_SQL(model, removeColumns(1, 2));
+    QCOMPARE(model.columnCount(), 1);
+    QCOMPARE(model.data(model.index(0, 0)).toInt(), 1);
+    QCOMPARE(model.data(model.index(0, 1)), QVariant());
+
+}
+
+void tst_QSqlRelationalTableModel::filter()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+    recreateTestTables(db);
+
+    QSqlRelationalTableModel model(0, db);
+
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    model.setFilter("title = 'herr'");
+
+    QVERIFY_SQL(model, select());
+    QCOMPARE(model.rowCount(), 2);
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(1, 2)).toString(), QString("herr"));
+}
+
+void tst_QSqlRelationalTableModel::sort()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+
+    QSqlRelationalTableModel model(0, db);
+
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    model.setRelation(3, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+
+    model.setSort(2, Qt::DescendingOrder);
+    QVERIFY_SQL(model, select());
+
+    QCOMPARE(model.rowCount(), 4);
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("mister"));
+    QCOMPARE(model.data(model.index(1, 2)).toString(), QString("mister"));
+    QCOMPARE(model.data(model.index(2, 2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(3, 2)).toString(), QString("herr"));
+
+
+    model.setSort(3, Qt::AscendingOrder);
+    QVERIFY_SQL(model, select());
+
+    QCOMPARE(model.rowCount(), 4);
+    QCOMPARE(model.data(model.index(0, 3)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(1, 3)).toString(), QString("mister"));
+    QCOMPARE(model.data(model.index(2, 3)).toString(), QString("mister"));
+    QCOMPARE(model.data(model.index(3, 3)).toString(), QString("mister"));
+}
+
+static void testRevert(QSqlRelationalTableModel &model)
+{
+    /* revert single row */
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("herr"));
+    QVERIFY(model.setData(model.index(0, 2), 2, Qt::EditRole));
+
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("mister"));
+    model.revertRow(0);
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("herr"));
+
+    /* revert all */
+    QVERIFY(model.setData(model.index(0, 2), 2, Qt::EditRole));
+
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("mister"));
+    model.revertAll();
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("herr"));
+
+    // the following only works for OnManualSubmit
+    if (model.editStrategy() != QSqlTableModel::OnManualSubmit)
+        return;
+
+    /* revert inserted rows */
+    int initialRowCount = model.rowCount();
+    QVERIFY(model.insertRows(4, 4));
+    QVERIFY(model.rowCount() == (initialRowCount + 4));
+
+    /* make sure the new rows are initialized to nothing */
+    QVERIFY(model.data(model.index(4, 2)).toString().isEmpty());
+    QVERIFY(model.data(model.index(5, 2)).toString().isEmpty());
+    QVERIFY(model.data(model.index(6, 2)).toString().isEmpty());
+    QVERIFY(model.data(model.index(7, 2)).toString().isEmpty());
+
+    /* Set some values */
+    QVERIFY(model.setData(model.index(4, 0), 42, Qt::EditRole));
+    QVERIFY(model.setData(model.index(5, 0), 43, Qt::EditRole));
+    QVERIFY(model.setData(model.index(6, 0), 44, Qt::EditRole));
+    QVERIFY(model.setData(model.index(7, 0), 45, Qt::EditRole));
+
+    QVERIFY(model.setData(model.index(4, 2), 2, Qt::EditRole));
+    QVERIFY(model.setData(model.index(5, 2), 2, Qt::EditRole));
+    QVERIFY(model.setData(model.index(6, 2), 1, Qt::EditRole));
+    QVERIFY(model.setData(model.index(7, 2), 2, Qt::EditRole));
+
+    /* Now revert the newly inserted rows */
+    model.revertAll();
+    QVERIFY(model.rowCount() == initialRowCount);
+
+    /* Insert rows again */
+    QVERIFY(model.insertRows(4, 4));
+
+    /* make sure the new rows are initialized to nothing */
+    QVERIFY(model.data(model.index(4, 2)).toString().isEmpty());
+    QVERIFY(model.data(model.index(5, 2)).toString().isEmpty());
+    QVERIFY(model.data(model.index(6, 2)).toString().isEmpty());
+    QVERIFY(model.data(model.index(7, 2)).toString().isEmpty());
+}
+
+void tst_QSqlRelationalTableModel::revert()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+
+    QSqlRelationalTableModel model(0, db);
+
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    model.setRelation(3, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+
+    model.setSort(0, Qt::AscendingOrder);
+
+    QVERIFY_SQL(model, select());
+    QCOMPARE(model.data(model.index(0, 0)).toString(), QString("1"));
+
+    testRevert(model);
+    if (QTest::currentTestFailed())
+        return;
+
+    /* and again with OnManualSubmit */
+    model.setEditStrategy(QSqlTableModel::OnManualSubmit);
+    testRevert(model);
+}
+
+void tst_QSqlRelationalTableModel::clearDisplayValuesCache()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+
+    QSqlRelationalTableModel model(0, db);
+
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    model.setRelation(3, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    model.setSort(1, Qt::AscendingOrder);
+    model.setEditStrategy(QSqlTableModel::OnManualSubmit);
+
+    QVERIFY_SQL(model, select());
+
+    QCOMPARE(model.data(model.index(3, 0)).toInt(), 3);
+    QCOMPARE(model.data(model.index(3, 1)).toString(), QString("vohi"));
+    QCOMPARE(model.data(model.index(3, 2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(3, 3)).toString(), QString("mister"));
+
+    model.insertRow(model.rowCount());
+    QVERIFY(model.setData(model.index(4, 0), 5, Qt::EditRole));
+    QVERIFY(model.setData(model.index(4, 1), "anders", Qt::EditRole));
+    QVERIFY(model.setData(model.index(4, 2), 1, Qt::EditRole));
+    QVERIFY(model.setData(model.index(4, 3), 1, Qt::EditRole));
+    model.submitAll();
+
+    QCOMPARE(model.data(model.index(0, 0)).toInt(), 5);
+    QCOMPARE(model.data(model.index(0, 1)).toString(), QString("anders"));
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(0, 3)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(4, 0)).toInt(), 3);
+    QCOMPARE(model.data(model.index(4, 1)).toString(), QString("vohi"));
+    QCOMPARE(model.data(model.index(4, 2)).toString(), QString("herr"));
+    QCOMPARE(model.data(model.index(4, 3)).toString(), QString("mister"));
+}
+
+// For task 140782 and 176374: If the main table and the the related tables uses the same
+// name for a column or display column then insertRecord() would return true though it
+// actually failed.
+void tst_QSqlRelationalTableModel::insertRecordDuplicateFieldNames()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+
+    QSqlRelationalTableModel model(0, db);
+    model.setTable(qTableName("reltest3"));
+    model.setEditStrategy(QSqlTableModel::OnManualSubmit);
+
+    // Duplication of "name", used in both reltest3 and reltest4.
+    model.setRelation(2, QSqlRelation(qTableName("reltest4"), "id", "name"));
+    QVERIFY_SQL(model, select());
+
+    QCOMPARE(model.record(1).value(qTableName("reltest4").append(QLatin1String("_name"))).toString(),
+            QString("Trondheim"));
+
+    QSqlRecord rec = model.record();
+    rec.setValue(0, 3);
+    rec.setValue(1, "Berge");
+    rec.setValue(2, 1); // Must insert the key value
+
+    QCOMPARE(rec.fieldName(0), QLatin1String("id"));
+    QCOMPARE(rec.fieldName(1), QLatin1String("name")); // This comes from main table
+
+    // The duplicate field names is aliased because it's comes from the relation's display column.
+    if(!db.driverName().startsWith("QIBASE"))
+        QCOMPARE(rec.fieldName(2), qTableName("reltest4").append(QLatin1String("_name")));
+    else
+        QCOMPARE(rec.fieldName(2), (qTableName("reltest4").append(QLatin1String("_name"))).toUpper());
+
+    QVERIFY(model.insertRecord(-1, rec));
+    QCOMPARE(model.data(model.index(2, 2)).toString(), QString("Oslo"));
+    QVERIFY(model.submitAll());
+    QCOMPARE(model.data(model.index(2, 2)).toString(), QString("Oslo"));
+}
+
+void tst_QSqlRelationalTableModel::invalidData()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+
+    QSqlRelationalTableModel model(0, db);
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    QVERIFY_SQL(model, select());
+
+    //try set a non-existent relational key
+    QVERIFY(model.setData(model.index(0, 2), 3) == false);
+    QCOMPARE(model.data(model.index(0, 2)).toString(), QString("herr"));
+
+    //try to set data in non valid index
+    QVERIFY(model.setData(model.index(0,10),5) == false);
+}
+
+void tst_QSqlRelationalTableModel::relationModel()
+{
+    QFETCH_GLOBAL(QString, dbName);
+    QSqlDatabase db = QSqlDatabase::database(dbName);
+    CHECK_DATABASE(db);
+
+    QSqlRelationalTableModel model(0, db);
+    model.setTable(qTableName("reltest1"));
+    model.setRelation(2, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    QVERIFY_SQL(model, select());
+
+    QVERIFY(model.relationModel(0) == NULL);
+    QVERIFY(model.relationModel(1) == NULL);
+    QVERIFY(model.relationModel(2) != NULL);
+    QVERIFY(model.relationModel(3) == NULL);
+    QVERIFY(model.relationModel(4) == NULL);
+
+    model.setRelation(3, QSqlRelation(qTableName("reltest2"), "tid", "title"));
+    QVERIFY_SQL(model, select());
+
+    QVERIFY(model.relationModel(0) == NULL);
+    QVERIFY(model.relationModel(1) == NULL);
+    QVERIFY(model.relationModel(2) != NULL);
+    QVERIFY(model.relationModel(3) != NULL);
+    QVERIFY(model.relationModel(4) == NULL);
+
+    QSqlTableModel *rel_model = model.relationModel(2);
+    QCOMPARE(rel_model->data(rel_model->index(0,1)).toString(), QString("herr"));
+}
+
+QTEST_MAIN(tst_QSqlRelationalTableModel)
+#include "tst_qsqlrelationaltablemodel.moc"