old_contents: # -*- coding: utf-8 -*-
  
  import unittest
  import sys
  
  from PySide import QtGui, QtCore
  
  
  class QAppPresence(unittest.TestCase):
  
      def testQPixmap(self):
          ds = QtCore.QDataStream()
          p = QtGui.QPixmap()
          ds << p
          ds >> p
  
  if __name__ == '__main__':
      app = QtGui.QApplication([])
      unittest.main()
  
new_contents: # -*- 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()
  
subject: Fix QDataStream <</>> QPixmap test