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from unittest import TestCase
from django.http import HttpRequest
from django.http.request import MediaType
class MediaTypeTests(TestCase):
def test_empty(self):
for empty_media_type in (None, ''):
with self.subTest(media_type=empty_media_type):
media_type = MediaType(empty_media_type)
self.assertIs(media_type.is_all_types, False)
self.assertEqual(str(media_type), '')
self.assertEqual(repr(media_type), '<MediaType: >')
def test_str(self):
self.assertEqual(str(MediaType('*/*; q=0.8')), '*/*; q=0.8')
self.assertEqual(str(MediaType('application/xml')), 'application/xml')
def test_repr(self):
self.assertEqual(repr(MediaType('*/*; q=0.8')), '<MediaType: */*; q=0.8>')
self.assertEqual(
repr(MediaType('application/xml')),
'<MediaType: application/xml>',
)
def test_is_all_types(self):
self.assertIs(MediaType('*/*').is_all_types, True)
self.assertIs(MediaType('*/*; q=0.8').is_all_types, True)
self.assertIs(MediaType('text/*').is_all_types, False)
self.assertIs(MediaType('application/xml').is_all_types, False)
def test_match(self):
tests = [
('*/*; q=0.8', '*/*'),
('*/*', 'application/json'),
(' */* ', 'application/json'),
('application/*', 'application/json'),
('application/xml', 'application/xml'),
(' application/xml ', 'application/xml'),
('application/xml', ' application/xml '),
]
for accepted_type, mime_type in tests:
with self.subTest(accepted_type, mime_type=mime_type):
self.assertIs(MediaType(accepted_type).match(mime_type), True)
def test_no_match(self):
tests = [
(None, '*/*'),
('', '*/*'),
('; q=0.8', '*/*'),
('application/xml', 'application/html'),
('application/xml', '*/*'),
]
for accepted_type, mime_type in tests:
with self.subTest(accepted_type, mime_type=mime_type):
self.assertIs(MediaType(accepted_type).match(mime_type), False)
class AcceptHeaderTests(TestCase):
def test_no_headers(self):
"""Absence of Accept header defaults to '*/*'."""
request = HttpRequest()
self.assertEqual(
[str(accepted_type) for accepted_type in request.accepted_types],
['*/*'],
)
def test_accept_headers(self):
request = HttpRequest()
request.META['HTTP_ACCEPT'] = (
'text/html, application/xhtml+xml,application/xml ;q=0.9,*/*;q=0.8'
)
self.assertEqual(
[str(accepted_type) for accepted_type in request.accepted_types],
[
'text/html',
'application/xhtml+xml',
'application/xml; q=0.9',
'*/*; q=0.8',
],
)
def test_request_accepts_any(self):
request = HttpRequest()
request.META['HTTP_ACCEPT'] = '*/*'
self.assertIs(request.accepts('application/json'), True)
def test_request_accepts_none(self):
request = HttpRequest()
request.META['HTTP_ACCEPT'] = ''
self.assertIs(request.accepts('application/json'), False)
self.assertEqual(request.accepted_types, [])
def test_request_accepts_some(self):
request = HttpRequest()
request.META['HTTP_ACCEPT'] = 'text/html,application/xhtml+xml,application/xml;q=0.9'
self.assertIs(request.accepts('text/html'), True)
self.assertIs(request.accepts('application/xhtml+xml'), True)
self.assertIs(request.accepts('application/xml'), True)
self.assertIs(request.accepts('application/json'), False)
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