text: import unittest
  
  from source.wrapper.imageWrapper import ImageWrapper
  
  class ImageWrapper_test(unittest.TestCase):
  
      class testableWrapper(object):
          def getImage(self):
              return "image"
  
      def test_Image_Wrapper_echos_back_an_image(self):
          iw = ImageWrapper(self.testableWrapper())
          self.assertEqual(iw.getImage(),"image")