Created new unittest model.

Separete unittest for module.
Only run unittest for compiled modules.

Reviewer: Marcelo Lira <marcelo.lira@openbossa.org>,
          Luciano Wolf <luciano.wolf@openbossa.org>

tests/QtGui/qdatastream_gui_operators_test.py

@@ -0,0 +1,35 @@
+# -*- coding: utf-8 -*-
+
+import unittest
+import sys
+
+from PySide.QtCore import QDataStream, QByteArray, QIODevice, Qt
+from PySide.QtGui import QPixmap, QColor
+
+from helper import UsesQApplication
+
+class QPixmapQDatastream(UsesQApplication):
+    '''QDataStream <<>> QPixmap'''
+
+    def setUp(self):
+        super(QPixmapQDatastream, self).setUp()
+        self.source_pixmap = QPixmap(100, 100)
+        self.source_pixmap.fill(Qt.red)
+        self.output_pixmap = QPixmap()
+        self.buffer = QByteArray()
+        self.read_stream = QDataStream(self.buffer, QIODevice.ReadOnly)
+        self.write_stream = QDataStream(self.buffer, QIODevice.WriteOnly)
+
+    def testStream(self):
+        self.write_stream << self.source_pixmap
+
+        self.read_stream >> self.output_pixmap
+
+        image = self.output_pixmap.toImage()
+        pixel = image.pixel(10,10)
+        self.assertEqual(pixel, QColor(Qt.red).rgba())
+        self.assertEqual(self.source_pixmap.toImage(), self.output_pixmap.toImage())
+
+
+if __name__ == '__main__':
+    unittest.main()