'Test creating an RGB image using an asinh stretch estimated using zscale on the intensity
where the images each have a pedestal added'

def test_AsinhZscaleIntensityPedestal(self):

    pedestal = [100, 400, (-400)]
    self.image_r += pedestal[0]
    self.image_g += pedestal[1]
    self.image_b += pedestal[2]
    map = lupton_rgb.AsinhZScaleMapping(self.image_r, self.image_g, self.image_b, pedestal=pedestal)
    rgbImage = map.make_rgb_image(self.image_r, self.image_g, self.image_b)
    if display:
        display_rgb(rgbImage, title=sys._getframe().f_code.co_name)
