Extra tests for ShaderEffect and CustomParticle

Change-Id: Ieafa97f1f11337c8beac89a05fc5b5706ba6c215
Reviewed-by: Kim M. Kalland <kim.kalland@nokia.com>

3 files changed, 149 insertions, 0 deletions

diff --git a/tests/auto/quick/qquickshadereffect/data/deleteShaderEffectSource.qml b/tests/auto/quick/qquickshadereffect/data/deleteShaderEffectSource.qml
new file mode 100644
index 0000000000..4e0eb4eb17
--- /dev/null
+++ b/tests/auto/quick/qquickshadereffect/data/deleteShaderEffectSource.qml
@@ -0,0 +1,74 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** 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.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+import QtQuick.Particles 2.0
+
+Rectangle {
+    color: "black"
+    width: 320
+    height: 320
+
+    ShaderEffect {
+        id: sei
+        property variant source
+    }
+
+    ShaderEffectSource {
+        id: doomed
+        hideSource: true
+        sourceItem: Image {
+            source: "star.png"
+        }
+    }
+
+    function setDeletedShaderEffectSource() {
+        sei.source = doomed;
+        doomed.destroy();
+        // now set a fragment shader to trigger source texture detection.
+        sei.fragmentShader = "varying highp vec2 qt_TexCoord0;\
+                              uniform sampler2D source;\
+                              uniform lowp float qt_Opacity;\
+                              void main() {\
+                                  gl_FragColor = texture2D(source, qt_TexCoord0) * qt_Opacity;\
+                              }";
+    }
+}
diff --git a/tests/auto/quick/qquickshadereffect/data/deleteSourceItem.qml b/tests/auto/quick/qquickshadereffect/data/deleteSourceItem.qml
new file mode 100644
index 0000000000..ecf4cbd4bb
--- /dev/null
+++ b/tests/auto/quick/qquickshadereffect/data/deleteSourceItem.qml
@@ -0,0 +1,75 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** 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.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+import QtQuick.Particles 2.0
+
+Rectangle {
+    color: "black"
+    width: 320
+    height: 320
+
+    ShaderEffect {
+        id: sei
+        property variant source
+    }
+
+    ShaderEffectSource {
+        id: doomedses
+        hideSource: true
+        sourceItem: Image {
+            id: doomed
+            source: "star.png"
+        }
+    }
+
+    function setDeletedSourceItem() {
+        doomed.destroy();
+        sei.source = doomedses;
+        // now set a fragment shader to trigger source texture detection.
+        sei.fragmentShader = "varying highp vec2 qt_TexCoord0;\
+                              uniform sampler2D source;\
+                              uniform lowp float qt_Opacity;\
+                              void main() {\
+                                  gl_FragColor = texture2D(source, qt_TexCoord0) * qt_Opacity;\
+                              }";
+    }
+}
diff --git a/tests/auto/quick/qquickshadereffect/data/star.png b/tests/auto/quick/qquickshadereffect/data/star.png
new file mode 100644
index 0000000000..0d592cfa87
--- /dev/null
+++ b/tests/auto/quick/qquickshadereffect/data/star.png