diff -r 5dc02b23752f -r 3e2da88830cd tests/auto/qtextlayout/tst_qtextlayout.cpp
--- a/tests/auto/qtextlayout/tst_qtextlayout.cpp	Tue Jul 06 15:10:48 2010 +0300
+++ b/tests/auto/qtextlayout/tst_qtextlayout.cpp	Wed Aug 18 10:37:55 2010 +0300
@@ -110,6 +110,9 @@
     void longText();
     void widthOfTabs();
     void columnWrapWithTabs();
+    void boundingRectForUnsetLineWidth();
+    void boundingRectForSetLineWidth();
+    void glyphLessItems();
 
     // QTextLine stuff
     void setNumColumnsWrapAtWordBoundaryOrAnywhere();
@@ -978,9 +981,7 @@
     // test if centering the tab works.  We expect the center of 'Bar.' to be at the tab point.
     QTextOption option = layout.textOption();
     QList<QTextOption::Tab> tabs;
-    QTextOption::Tab tab;
-    tab.type = QTextOption::CenterTab;
-    tab.position = 150;
+    QTextOption::Tab tab(150, QTextOption::CenterTab);
     tabs.append(tab);
     option.setTabs(tabs);
     layout.setTextOption(option);
@@ -1000,10 +1001,7 @@
     // try the different delimiter characters to see if the alignment works there.
     QTextOption option = layout.textOption();
     QList<QTextOption::Tab> tabs;
-    QTextOption::Tab tab;
-    tab.type = QTextOption::DelimiterTab;
-    tab.delimiter = QChar('.');
-    tab.position = 100;
+    QTextOption::Tab tab(100, QTextOption::DelimiterTab, QChar('.'));
     tabs.append(tab);
     option.setTabs(tabs);
     layout.setTextOption(option);
@@ -1307,6 +1305,29 @@
 
 }
 
+void tst_QTextLayout::boundingRectForUnsetLineWidth()
+{
+    QTextLayout layout("FOOBAR");
+
+    layout.beginLayout();
+    QTextLine line = layout.createLine();
+    layout.endLayout();
+
+    QCOMPARE(layout.boundingRect().width(), line.naturalTextWidth());
+}
+
+void tst_QTextLayout::boundingRectForSetLineWidth()
+{
+    QTextLayout layout("FOOBAR");
+
+    layout.beginLayout();
+    QTextLine line = layout.createLine();
+    line.setLineWidth(QFIXED_MAX - 1);
+    layout.endLayout();
+
+    QCOMPARE(layout.boundingRect().width(), qreal(QFIXED_MAX - 1));
+}
+
 void tst_QTextLayout::lineWidthFromBOM()
 {
     const QString string(QChar(0xfeff)); // BYTE ORDER MARK
@@ -1319,6 +1340,24 @@
     // Don't spin into an infinite loop
  }
 
+void tst_QTextLayout::glyphLessItems()
+{
+    {
+        QTextLayout layout;
+        layout.setText("\t\t");
+        layout.beginLayout();
+        layout.createLine();
+        layout.endLayout();
+    }
+
+    {
+        QTextLayout layout;
+        layout.setText(QString::fromLatin1("AA") + QChar(QChar::LineSeparator));
+        layout.beginLayout();
+        layout.createLine();
+        layout.endLayout();
+    }
+}
 
 QTEST_MAIN(tst_QTextLayout)
 #include "tst_qtextlayout.moc"