def test__image_ext_content_type_known_type(self):
"""Image._image_ext_content_type() correct for known content type"""
# exercise ---------------------
content_type = Image._image_ext_content_type('.jpeg')
# verify -----------------------
expected = 'image/jpeg'
actual = content_type
msg = ("expected content type '%s', got '%s'" % (expected, actual))
self.assertEqual(expected, actual, msg)
def test__image_ext_content_type_known_type(self):
"""
Image._image_ext_content_type() correct for known content type
"""
# exercise ---------------------
content_type = Image._image_ext_content_type('jPeG')
# verify -----------------------
expected = 'image/jpeg'
actual = content_type
msg = ("expected content type '%s', got '%s'" % (expected, actual))
self.assertEqual(expected, actual, msg)
def test__image_ext_content_type_raises_on_bad_ext(self):
with self.assertRaises(ValueError):
Image._image_ext_content_type('xj7')
def test__image_ext_content_type_raises_on_bad_ext(self):
with self.assertRaises(ValueError):
Image._image_ext_content_type('xj7')
def test__image_ext_content_type_raises_on_non_img_ext(self):
with self.assertRaises(TypeError):
Image._image_ext_content_type('.xml')
