diff -r 56cd8111b7f7 -r 41300fa6a67c tests/auto/qtableview/tst_qtableview.cpp
--- a/tests/auto/qtableview/tst_qtableview.cpp	Tue Jan 26 12:42:25 2010 +0200
+++ b/tests/auto/qtableview/tst_qtableview.cpp	Tue Feb 02 00:43:10 2010 +0200
@@ -41,6 +41,7 @@
 
 
 #include <QtGui/QtGui>
+#include <private/qtablewidget_p.h>
 #include <QtTest/QtTest>
 #include "../../shared/util.h"
 #include "private/qapplication_p.h"
@@ -58,6 +59,13 @@
         } \
     } while(0)
 
+#ifdef QT_BUILD_INTERNAL
+#define VERIFY_SPANS_CONSISTENCY(TEST_VIEW_) \
+    QVERIFY(static_cast<QTableViewPrivate*>(QObjectPrivate::get(TEST_VIEW_))->spans.checkConsistency())
+#else
+#define VERIFY_SPANS_CONSISTENCY(TEST_VIEW_) (void)false
+#endif
+
 typedef QList<int> IntList;
 Q_DECLARE_METATYPE(IntList)
 
@@ -188,12 +196,17 @@
     void task248688_autoScrollNavigation();
     void task259308_scrollVerticalHeaderSwappedSections();
     void task191545_dragSelectRows();
+    void taskQTBUG_5062_spansInconsistency();
+    void taskQTBUG_4516_clickOnRichTextLabel();
+    void taskQTBUG_5237_wheelEventOnHeader();
 
     void mouseWheel_data();
     void mouseWheel();
 
     void addColumnWhileEditing();
     void task234926_setHeaderSorting();
+
+    void changeHeaderData();
 };
 
 // Testing get/set functions
@@ -2017,8 +2030,9 @@
     view.resizeRowsToContents();
 
     QCOMPARE(resizedSpy.count(), model.rowCount());
-    for (int r = 0; r < model.rowCount(); ++r)
+    for (int r = 0; r < model.rowCount(); ++r) {
         QCOMPARE(view.rowHeight(r), rowHeight);
+    }
 }
 
 void tst_QTableView::resizeColumnsToContents_data()
@@ -2898,6 +2912,8 @@
     view.clearSpans();
     QCOMPARE(view.rowSpan(row, column), 1);
     QCOMPARE(view.columnSpan(row, column), 1);
+
+    VERIFY_SPANS_CONSISTENCY(&view);
 }
 
 typedef QVector<QRect> SpanList;
@@ -3000,6 +3016,14 @@
       << QPoint(2, 0)
       << 1
       << 2;
+
+    QTest::newRow("QTBUG-6004: No failing Q_ASSERT, then it passes.")
+      << 5 << 5
+      << (SpanList() << QRect(0, 0, 2, 2) << QRect(0, 0, 1, 1))
+      << false
+      << QPoint(0, 0)
+      << 1
+      << 1;
 }
 
 void tst_QTableView::spans()
@@ -3033,6 +3057,8 @@
 
     QCOMPARE(view.columnSpan(pos.x(), pos.y()), expectedColumnSpan);
     QCOMPARE(view.rowSpan(pos.x(), pos.y()), expectedRowSpan);
+
+    VERIFY_SPANS_CONSISTENCY(&view);
 }
 
 void tst_QTableView::spansAfterRowInsertion()
@@ -3067,6 +3093,8 @@
     view.model()->insertRows(12, 2);
     QCOMPARE(view.rowSpan(7, 3), 5);
     QCOMPARE(view.columnSpan(7, 3), 3);
+
+    VERIFY_SPANS_CONSISTENCY(&view);
 }
 
 void tst_QTableView::spansAfterColumnInsertion()
@@ -3101,6 +3129,8 @@
     view.model()->insertColumns(12, 2);
     QCOMPARE(view.rowSpan(3, 7), 3);
     QCOMPARE(view.columnSpan(3, 7), 5);
+
+    VERIFY_SPANS_CONSISTENCY(&view);
 }
 
 void tst_QTableView::spansAfterRowRemoval()
@@ -3138,6 +3168,8 @@
         QCOMPARE(view.columnSpan(span.top(), span.left()), span.width());
         QCOMPARE(view.rowSpan(span.top(), span.left()), span.height());
     }
+
+    VERIFY_SPANS_CONSISTENCY(&view);
 }
 
 void tst_QTableView::spansAfterColumnRemoval()
@@ -3176,6 +3208,8 @@
         QCOMPARE(view.columnSpan(span.left(), span.top()), span.height());
         QCOMPARE(view.rowSpan(span.left(), span.top()), span.width());
     }
+
+    VERIFY_SPANS_CONSISTENCY(&view);
 }
 
 class Model : public QAbstractTableModel {
@@ -3267,12 +3301,12 @@
 
     //now let's check the row/col sizes
     for(int i = 0;i<table.columnCount();i++) {
-        QVERIFY( table.columnWidth(i) == table2.columnWidth(i));
-        QVERIFY( table2.columnWidth(i) == table3.columnWidth(i));
+        QCOMPARE( table.columnWidth(i), table2.columnWidth(i));
+        QCOMPARE( table2.columnWidth(i), table3.columnWidth(i));
     }
     for(int i = 0;i<table.rowCount();i++) {
-        QVERIFY( table.rowHeight(i) == table2.rowHeight(i));
-        QVERIFY( table2.rowHeight(i) == table3.rowHeight(i));
+        QCOMPARE( table.rowHeight(i), table2.rowHeight(i));
+        QCOMPARE( table2.rowHeight(i), table3.rowHeight(i));
     }
 
 }
@@ -3588,17 +3622,9 @@
     QTest::newRow("scroll down per item")
             << int(QAbstractItemView::ScrollPerItem) << -120
             << 10 + qApp->wheelScrollLines() << 10 + qApp->wheelScrollLines();
-#ifdef Q_WS_MAC
-    // On Mac, we always scroll one pixel per 120 delta (rather than multiplying with
-    // singleStep) since wheel events are accelerated by the OS.
-    QTest::newRow("scroll down per pixel")
-            << int(QAbstractItemView::ScrollPerPixel) << -120
-            << 10 + qApp->wheelScrollLines() << 10 + qApp->wheelScrollLines();
-#else
     QTest::newRow("scroll down per pixel")
             << int(QAbstractItemView::ScrollPerPixel) << -120
             << 10 + qApp->wheelScrollLines() * 89 << 10 + qApp->wheelScrollLines() * 28;
-#endif
 }
 
 void tst_QTableView::mouseWheel()
@@ -3844,5 +3870,75 @@
     QCOMPARE(model.stringList() , sortedDataD);
 }
 
+void tst_QTableView::taskQTBUG_5062_spansInconsistency()
+{
+    const int nRows = 5;
+    const int nColumns = 5;
+
+    QtTestTableModel model(nRows, nColumns);
+    QtTestTableView view;
+    view.setModel(&model);
+
+    for (int i = 0; i < nRows; ++i)
+       view.setSpan(i, 0, 1, nColumns);
+    view.setSpan(2, 0, 1, 1);
+    view.setSpan(3, 0, 1, 1);
+
+    VERIFY_SPANS_CONSISTENCY(&view);
+}
+
+void tst_QTableView::taskQTBUG_4516_clickOnRichTextLabel()
+{
+    QTableView view;
+    QStandardItemModel model(5,5);
+    view.setModel(&model);
+    QLabel label("rich text");
+    label.setTextFormat(Qt::RichText);
+    view.setIndexWidget(model.index(1,1), &label);
+    view.setCurrentIndex(model.index(0,0));
+    QCOMPARE(view.currentIndex(), model.index(0,0));
+
+    QTest::mouseClick(&label, Qt::LeftButton);
+    QCOMPARE(view.currentIndex(), model.index(1,1));
+
+
+}
+
+
+void tst_QTableView::changeHeaderData()
+{
+    QTableView view;
+    QStandardItemModel model(5,5);
+    view.setModel(&model);
+    view.show();
+    QTest::qWaitForWindowShown(&view);
+
+    QString text = "long long long text";
+    const int textWidth = view.verticalHeader()->fontMetrics().width(text);
+    QVERIFY(view.verticalHeader()->width() < textWidth);
+
+    model.setHeaderData(2, Qt::Vertical, text);
+    QTest::qWait(100); //leave time for layout
+
+    QVERIFY(view.verticalHeader()->width() > textWidth);
+}
+
+void tst_QTableView::taskQTBUG_5237_wheelEventOnHeader()
+{
+    QTableView view;
+    QStandardItemModel model(500,5);
+    view.setModel(&model);
+    view.show();
+    QTest::qWaitForWindowShown(&view);
+
+    int sbValueBefore = view.verticalScrollBar()->value();
+    QHeaderView *header = view.verticalHeader();
+    QTest::mouseMove(header);
+    QWheelEvent wheelEvent(header->geometry().center(), -720, 0, 0);
+    QApplication::sendEvent(header->viewport(), &wheelEvent);
+    int sbValueAfter = view.verticalScrollBar()->value();
+    QVERIFY(sbValueBefore != sbValueAfter);
+}
+
 QTEST_MAIN(tst_QTableView)
 #include "tst_qtableview.moc"