def test_StartPositionPaintWhiteBlackWhite(self): painter = Painter() initialColor = painter.getValueAtCurrentPosition() self.assertEqual(0, initialColor, 'intial color is black') painter.paintCurrentWhite() whiteCoat = painter.getValueAtCurrentPosition() self.assertEqual(1, whiteCoat, 'white coat') painter.paintCurrentBlack() blackCoat = painter.getValueAtCurrentPosition() self.assertEqual(0, blackCoat, 'black coat') painter.paintCurrentWhite() whiteFinish = painter.getValueAtCurrentPosition() self.assertEqual(1, whiteFinish, 'white finish')