1 files changed, 13 insertions, 0 deletions
diff --git a/tests/auto/gui/text/qtextdocument/tst_qtextdocument.cpp b/tests/auto/gui/text/qtextdocument/tst_qtextdocument.cpp
index 32131352c3..c04c841376 100644
--- a/tests/auto/gui/text/qtextdocument/tst_qtextdocument.cpp
+++ b/tests/auto/gui/text/qtextdocument/tst_qtextdocument.cpp
@@ -188,6 +188,8 @@ private slots:
 
     void lineHeightType();
     void cssLineHeightMultiplier();
+
+    void clearUndoRedoStacks();
 private:
     void backgroundImage_checkExpectedHtml(const QTextDocument &doc);
     void buildRegExpData();
@@ -3486,5 +3488,16 @@ void tst_QTextDocument::cssLineHeightMultiplier()
     }
 }
 
+void tst_QTextDocument::clearUndoRedoStacks()
+{
+    QTextDocument doc;
+    QTextCursor c(&doc);
+    c.insertText(QStringLiteral("lorem ipsum"));
+    QVERIFY(doc.isUndoAvailable());
+    doc.clearUndoRedoStacks(QTextDocument::UndoStack); // Don't crash
+    QVERIFY(!doc.isUndoAvailable());
+}
+
+
 QTEST_MAIN(tst_QTextDocument)
 #include "tst_qtextdocument.moc"