1 files changed, 18 insertions, 0 deletions
diff --git a/tests/auto/qprogressdialog/tst_qprogressdialog.cpp b/tests/auto/qprogressdialog/tst_qprogressdialog.cpp
index 953ef48..459a38e 100644
--- a/tests/auto/qprogressdialog/tst_qprogressdialog.cpp
+++ b/tests/auto/qprogressdialog/tst_qprogressdialog.cpp
@@ -46,11 +46,19 @@
 #include <qdebug.h>
 #include <qprogressdialog.h>
 #include <qlabel.h>
+#include <qthread.h>
 
 
 //TESTED_CLASS=
 //TESTED_FILES=
 
+class TestThread : QThread {
+public:
+    TestThread(unsigned long msecs) {
+        QThread::msleep(msecs);
+    }
+};
+
 class tst_QProgressDialog : public QObject
 {
 Q_OBJECT
@@ -62,6 +70,7 @@ public:
 private slots:
     void getSetCheck();
     void task198202();
+    void QTBUG_31046();
 };
 
 tst_QProgressDialog::tst_QProgressDialog()
@@ -153,5 +162,14 @@ void tst_QProgressDialog::task198202()
     QCOMPARE(dlg.sizeHint().height(), futureHeight);
 }
 
+void tst_QProgressDialog::QTBUG_31046()
+{
+    QProgressDialog dlg("", "", 50, 60);
+    dlg.setValue(0);
+    TestThread(200);
+    dlg.setValue(50);
+    QCOMPARE(50, dlg.value());
+}
+
 QTEST_MAIN(tst_QProgressDialog)
 #include "tst_qprogressdialog.moc"