def test_can_not_resize_larger_width(self):
img = Image.open(TEST_IMAGE_FILEPATH)
with self.assertRaises(ImageSizeError):
imageresize.resize_width(img, 801)
def test_resize_width(self):
img = Image.open(TEST_IMAGE_FILEPATH)
img = imageresize.resize_width(img, 200)
filename = self._tmp_filename('resize-width.jpeg')
img.save(filename, img.format)
self.assertEqual(Image.open(filename).size[0], 200)
