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diff --git a/tests/manual/declarative/qmlshadersplugin/qml/qmlshadersplugintest/TestTwiceOnSameSource.qml b/tests/manual/declarative/qmlshadersplugin/qml/qmlshadersplugintest/TestTwiceOnSameSource.qml
new file mode 100644
index 0000000..a9be0d7
--- /dev/null
+++ b/tests/manual/declarative/qmlshadersplugin/qml/qmlshadersplugintest/TestTwiceOnSameSource.qml
@@ -0,0 +1,92 @@
+/****************************************************************************
+**
+** 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 QML Shaders plugin 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.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+import QtQuick 1.0
+import Qt.labs.shaders 1.0
+
+Rectangle {
+    anchors.fill: parent;
+    color: "black"
+
+    Text {
+        id: text
+        anchors.centerIn: parent
+        font.pixelSize:  80
+        text: "Shaderz!"
+    }
+
+    ShaderEffectSource {
+        id: source
+        sourceItem: text
+        hideSource: true
+    }
+
+    ShaderEffectItem {
+        width: parent.width
+        height: parent.height / 2
+        blending: false
+
+        property variant source: source
+
+        fragmentShader: "
+        uniform lowp sampler2D source;
+        varying highp vec2 qt_TexCoord0;
+        void main() {
+            gl_FragColor = vec4(0, qt_TexCoord0.y, 1, 1) * texture2D(source, qt_TexCoord0).a;
+        }
+        "
+    }
+
+    ShaderEffectItem {
+        width: parent.width
+        y: parent.height / 2
+        height: parent.height / 2
+
+        property variant source: source
+
+        fragmentShader: "
+        uniform lowp sampler2D source;
+        varying highp vec2 qt_TexCoord0;
+        void main() {
+            gl_FragColor = vec4(qt_TexCoord0.x, 1, 0, 1) * texture2D(source, qt_TexCoord0).a;
+        }
+        "
+    }
+}