From 86b7d6e25c2612313da8a9193c90cc60728d3264 Mon Sep 17 00:00:00 2001
From: Marcelo Lira <marcelo.lira@openbossa.org>
Date: Mon, 13 Dec 2010 17:47:16 -0300
Subject: Added test for Python written models returning new objects without
 keeping reference to them.

Reviewed by Lauro Moura <lauro.neto@openbossa.org>
eviewed by Luciano Wolf <luciano.wolf@openbossa.org>
---
 tests/pysidetest/CMakeLists.txt            |  4 +++
 tests/pysidetest/global.h                  |  1 +
 tests/pysidetest/modelview_test.py         | 51 ++++++++++++++++++++++++++++++
 tests/pysidetest/testview.cpp              | 15 +++++++++
 tests/pysidetest/testview.h                | 23 ++++++++++++++
 tests/pysidetest/typesystem_pysidetest.xml |  7 ++++
 6 files changed, 101 insertions(+)
 create mode 100644 tests/pysidetest/modelview_test.py
 create mode 100644 tests/pysidetest/testview.cpp
 create mode 100644 tests/pysidetest/testview.h

diff --git a/tests/pysidetest/CMakeLists.txt b/tests/pysidetest/CMakeLists.txt
index d983ef8d0..07b03d5d2 100644
--- a/tests/pysidetest/CMakeLists.txt
+++ b/tests/pysidetest/CMakeLists.txt
@@ -12,16 +12,19 @@ add_definitions(-DRXX_ALLOCATOR_INIT_0)
 
 set(pysidetest_SRC
 testobject.cpp
+testview.cpp
 )
 
 set(pysidetest_MOC_HEADERS
 testobject.h
+testview.h
 )
 
 qt4_wrap_cpp(pysidetest_MOC_SRC ${pysidetest_MOC_HEADERS})
 
 set(testbinding_SRC
 ${CMAKE_CURRENT_BINARY_DIR}/testbinding/testobject_wrapper.cpp
+${CMAKE_CURRENT_BINARY_DIR}/testbinding/testview_wrapper.cpp
 ${CMAKE_CURRENT_BINARY_DIR}/testbinding/testbinding_module_wrapper.cpp
 )
 
@@ -63,5 +66,6 @@ add_dependencies(testbinding pyside QtCore libpyside pysidetest)
 
 
 PYSIDE_TEST(homonymoussignalandmethod_test.py)
+PYSIDE_TEST(modelview_test.py)
 PYSIDE_TEST(version_test.py)
 
diff --git a/tests/pysidetest/global.h b/tests/pysidetest/global.h
index 22d337542..e55a7735c 100644
--- a/tests/pysidetest/global.h
+++ b/tests/pysidetest/global.h
@@ -1,2 +1,3 @@
 #include "pyside_global.h"
 #include "testobject.h"
+#include "testview.h"
diff --git a/tests/pysidetest/modelview_test.py b/tests/pysidetest/modelview_test.py
new file mode 100644
index 000000000..ebab200af
--- /dev/null
+++ b/tests/pysidetest/modelview_test.py
@@ -0,0 +1,51 @@
+#!/usr/bin/python
+
+import unittest
+from testbinding import TestView
+from PySide.QtCore import QAbstractListModel, QObject, QModelIndex
+
+'''Tests model/view relationship.'''
+
+object_name = 'test object'
+
+class MyObject(QObject):
+    pass
+
+class ListModelKeepsReference(QAbstractListModel):
+    def rowCount(self, parent=QModelIndex()):
+        return 1
+
+    def data(self, index, role):
+        self.obj = MyObject()
+        self.obj.setObjectName(object_name)
+        return self.obj
+
+class ListModelDoesntKeepsReference(QAbstractListModel):
+    def rowCount(self, parent=QModelIndex()):
+        return 1
+
+    def data(self, index, role):
+        obj = MyObject()
+        obj.setObjectName(object_name)
+        return obj
+
+class ModelViewTest(unittest.TestCase):
+
+    def testListModelKeepsReference(self):
+        model = ListModelKeepsReference()
+        view = TestView(model)
+        obj = view.getData()
+        self.assertEqual(type(obj), MyObject)
+        self.assertEqual(obj.objectName(), object_name)
+
+    def testListModelDoesntKeepsReference(self):
+        model = ListModelDoesntKeepsReference()
+        view = TestView(model)
+        obj = view.getData()
+        self.assertEqual(type(obj), MyObject)
+        self.assertEqual(obj.objectName(), object_name)
+
+
+if __name__ == '__main__':
+    unittest.main()
+
diff --git a/tests/pysidetest/testview.cpp b/tests/pysidetest/testview.cpp
new file mode 100644
index 000000000..c7e9c6db4
--- /dev/null
+++ b/tests/pysidetest/testview.cpp
@@ -0,0 +1,15 @@
+#include "testview.h"
+#include <QDebug>
+#include <stdio.h>
+
+QObject*
+TestView::getData()
+{
+    QModelIndex index;
+    QVariant data = m_model->data(index);
+    QObject* obj = 0;
+    if (data.canConvert<QObject*>())
+        obj = data.value<QObject*>();
+    return obj;
+}
+
diff --git a/tests/pysidetest/testview.h b/tests/pysidetest/testview.h
new file mode 100644
index 000000000..2ae416264
--- /dev/null
+++ b/tests/pysidetest/testview.h
@@ -0,0 +1,23 @@
+#ifndef TESTVIEW_H
+#define TESTVIEW_H
+
+#include <QObject>
+#include <QAbstractListModel>
+#ifdef pysidetest_EXPORTS
+#define PYSIDE_EXPORTS 1
+#endif
+#include "pysidemacros.h"
+
+class PYSIDE_API TestView : public QObject
+{
+    Q_OBJECT
+public:
+    TestView(QAbstractListModel* model, QObject* parent = 0) : QObject(parent), m_model(model) {}
+    QAbstractListModel* model() { return m_model; }
+    QObject* getData();
+private:
+    QAbstractListModel* m_model;
+};
+
+#endif // TESTVIEW_H
+
diff --git a/tests/pysidetest/typesystem_pysidetest.xml b/tests/pysidetest/typesystem_pysidetest.xml
index a96636262..afa764c43 100644
--- a/tests/pysidetest/typesystem_pysidetest.xml
+++ b/tests/pysidetest/typesystem_pysidetest.xml
@@ -2,5 +2,12 @@
 <typesystem package="testbinding">
     <load-typesystem name="typesystem_core.xml" generate="no" />
     <object-type name="TestObject" />
+    <object-type name="TestView" >
+        <modify-function signature="setModel(QObject*)">
+            <modify-argument index="1">
+                <reference-count action="add"/>
+            </modify-argument>
+        </modify-function>
+    </object-type>
 </typesystem>
 
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