def test_unknown(self):
self.assertRaises(imagefacts.UnidentifiedHeaderError, lambda: imagefacts.facts(''))
self.assertRaises(imagefacts.UnidentifiedHeaderError, lambda: imagefacts.facts('woo'))
one_gaf = self.one_gif.replace('GIF', 'GAF')
self.assertRaises(imagefacts.UnidentifiedHeaderError, lambda: imagefacts.facts(one_gaf))
def test_good_jpeg(self):
content_type, width, height = imagefacts.facts(self.one_jpeg)
self.assertEqual(content_type, 'image/jpeg')
self.assertEqual(width, 1)
self.assertEqual(height, 1)
def test_bad_jpg(self):
imagefacts.facts(self.one_jpeg[:233])
for i in xrange(2, 233): # end exclusive
short_jpeg = self.one_jpeg[:i]
self.assertRaises(imagefacts.InsufficientHeaderError, lambda: imagefacts.facts(short_jpeg))
def test_good_gif(self):
content_type, width, height = imagefacts.facts(self.one_gif)
self.assertEqual(content_type, 'image/gif')
self.assertEqual(width, 1)
self.assertEqual(height, 1)
