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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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