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diff --git a/tests/auto/qdbusconnection_no_bus/tst_qdbusconnection_no_bus.cpp b/tests/auto/qdbusconnection_no_bus/tst_qdbusconnection_no_bus.cpp
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+++ b/tests/auto/qdbusconnection_no_bus/tst_qdbusconnection_no_bus.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the test suite of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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 1.1, 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include <qcoreapplication.h>
+#include <qdebug.h>
+
+#include <QtTest/QtTest>
+#include <QtDBus/QtDBus>
+
+#include <stdlib.h>
+
+/* This test uses an appless main, to ensure that no D-Bus stuff is implicitly done
+   It also sets the magic "QT_SIMULATE_DBUS_LIBFAIL" env variable, that is only available
+   in developer builds. That env variable simulates a D-Bus library load fail.
+
+   In no case should the QDBus module crash because D-Bus libs couldn't be loaded */
+
+class tst_QDBusConnectionNoBus : public QObject
+{
+    Q_OBJECT
+
+public:
+    tst_QDBusConnectionNoBus()
+    {
+        ::setenv("DBUS_SESSION_BUS_ADDRESS", "unix:abstract=/tmp/does_not_exist", 1);
+        ::setenv("QT_SIMULATE_DBUS_LIBFAIL", "1", 1);
+    }
+
+private slots:
+    void connectToBus();
+};
+
+
+void tst_QDBusConnectionNoBus::connectToBus()
+{
+    int argc = 0;
+    QCoreApplication app(argc, 0);
+
+    QDBusConnection con = QDBusConnection::sessionBus();
+
+    QVERIFY(true); // if we didn't crash here, the test passed :)
+}
+
+QTEST_APPLESS_MAIN(tst_QDBusConnectionNoBus)
+
+#include "tst_qdbusconnection_no_bus.moc"
+