from __future__ import unicode_literals
import sys
import unittest
from datetime import datetime
from django.utils import http, six
from django.utils.datastructures import MultiValueDict
class TestUtilsHttp(unittest.TestCase):
def test_urlencode(self):
# 2-tuples (the norm)
result = http.urlencode((('a', 1), ('b', 2), ('c', 3)))
self.assertEqual(result, 'a=1&b=2&c=3')
# A dictionary
result = http.urlencode({'a': 1, 'b': 2, 'c': 3})
acceptable_results = [
# Need to allow all of these as dictionaries have to be treated as
# unordered
'a=1&b=2&c=3',
'a=1&c=3&b=2',
'b=2&a=1&c=3',
'b=2&c=3&a=1',
'c=3&a=1&b=2',
'c=3&b=2&a=1'
]
self.assertIn(result, acceptable_results)
result = http.urlencode({'a': [1, 2]}, doseq=False)
self.assertEqual(result, 'a=%5B%271%27%2C+%272%27%5D')
result = http.urlencode({'a': [1, 2]}, doseq=True)
self.assertEqual(result, 'a=1&a=2')
result = http.urlencode({'a': []}, doseq=True)
self.assertEqual(result, '')
# A MultiValueDict
result = http.urlencode(MultiValueDict({
'name': ['Adrian', 'Simon'],
'position': ['Developer']
}), doseq=True)
acceptable_results = [
# MultiValueDicts are similarly unordered
'name=Adrian&name=Simon&position=Developer',
'position=Developer&name=Adrian&name=Simon'
]
self.assertIn(result, acceptable_results)
def test_base36(self):
# reciprocity works
for n in [0, 1, 1000, 1000000]:
self.assertEqual(n, http.base36_to_int(http.int_to_base36(n)))
if six.PY2:
self.assertEqual(sys.maxint, http.base36_to_int(http.int_to_base36(sys.maxint)))
# bad input
self.assertRaises(ValueError, http.int_to_base36, -1)
if six.PY2:
self.assertRaises(ValueError, http.int_to_base36, sys.maxint + 1)
for n in ['1', 'foo', {1: 2}, (1, 2, 3), 3.141]:
self.assertRaises(TypeError, http.int_to_base36, n)
for n in ['#', ' ']:
self.assertRaises(ValueError, http.base36_to_int, n)
for n in [123, {1: 2}, (1, 2, 3), 3.141]:
self.assertRaises(TypeError, http.base36_to_int, n)
# more explicit output testing
for n, b36 in [(0, '0'), (1, '1'), (42, '16'), (818469960, 'django')]:
self.assertEqual(http.int_to_base36(n), b36)
self.assertEqual(http.base36_to_int(b36), n)
def test_is_safe_url(self):
for bad_url in ('http://example.com',
'http:///example.com',
'https://example.com',
'ftp://exampel.com',
r'\\example.com',
r'\\\example.com',
r'/\\/example.com',
r'\\\example.com',
r'\\example.com',
r'\\//example.com',
r'/\/example.com',
r'\/example.com',
r'/\example.com',
'http:///example.com',
'http:/\//example.com',
'http:\/example.com',
'http:/\example.com',
'javascript:alert("XSS")',
'\njavascript:alert(x)',
'\x08//example.com',
'\n'):
self.assertFalse(http.is_safe_url(bad_url, host='testserver'), "%s should be blocked" % bad_url)
for good_url in ('/view/?param=http://example.com',
'/view/?param=https://example.com',
'/view?param=ftp://exampel.com',
'view/?param=//example.com',
'https://testserver/',
'HTTPS://testserver/',
'//testserver/',
'/url%20with%20spaces/'):
self.assertTrue(http.is_safe_url(good_url, host='testserver'), "%s should be allowed" % good_url)
def test_urlsafe_base64_roundtrip(self):
bytestring = b'foo'
encoded = http.urlsafe_base64_encode(bytestring)
decoded = http.urlsafe_base64_decode(encoded)
self.assertEqual(bytestring, decoded)
def test_urlquote(self):
self.assertEqual(http.urlquote('Paris & Orl\xe9ans'),
'Paris%20%26%20Orl%C3%A9ans')
self.assertEqual(http.urlquote('Paris & Orl\xe9ans', safe="&"),
'Paris%20&%20Orl%C3%A9ans')
self.assertEqual(
http.urlunquote('Paris%20%26%20Orl%C3%A9ans'),
'Paris & Orl\xe9ans')
self.assertEqual(
http.urlunquote('Paris%20&%20Orl%C3%A9ans'),
'Paris & Orl\xe9ans')
self.assertEqual(http.urlquote_plus('Paris & Orl\xe9ans'),
'Paris+%26+Orl%C3%A9ans')
self.assertEqual(http.urlquote_plus('Paris & Orl\xe9ans', safe="&"),
'Paris+&+Orl%C3%A9ans')
self.assertEqual(
http.urlunquote_plus('Paris+%26+Orl%C3%A9ans'),
'Paris & Orl\xe9ans')
self.assertEqual(
http.urlunquote_plus('Paris+&+Orl%C3%A9ans'),
'Paris & Orl\xe9ans')
def test_is_same_domain_good(self):
for pair in (
('example.com', 'example.com'),
('example.com', '.example.com'),
('foo.example.com', '.example.com'),
('example.com:8888', 'example.com:8888'),
('example.com:8888', '.example.com:8888'),
('foo.example.com:8888', '.example.com:8888'),
):
self.assertTrue(http.is_same_domain(*pair))
def test_is_same_domain_bad(self):
for pair in (
('example2.com', 'example.com'),
('foo.example.com', 'example.com'),
('example.com:9999', 'example.com:8888'),
):
self.assertFalse(http.is_same_domain(*pair))
class ETagProcessingTests(unittest.TestCase):
def test_parsing(self):
etags = http.parse_etags(r'"", "etag", "e\"t\"ag", "e\\tag", W/"weak"')
self.assertEqual(etags, ['', 'etag', 'e"t"ag', r'e\tag', 'weak'])
def test_quoting(self):
quoted_etag = http.quote_etag(r'e\t"ag')
self.assertEqual(quoted_etag, r'"e\\t\"ag"')
class HttpDateProcessingTests(unittest.TestCase):
def test_http_date(self):
t = 1167616461.0
self.assertEqual(http.http_date(t), 'Mon, 01 Jan 2007 01:54:21 GMT')
def test_cookie_date(self):
t = 1167616461.0
self.assertEqual(http.cookie_date(t), 'Mon, 01-Jan-2007 01:54:21 GMT')
def test_parsing_rfc1123(self):
parsed = http.parse_http_date('Sun, 06 Nov 1994 08:49:37 GMT')
self.assertEqual(datetime.utcfromtimestamp(parsed),
datetime(1994, 11, 6, 8, 49, 37))
def test_parsing_rfc850(self):
parsed = http.parse_http_date('Sunday, 06-Nov-94 08:49:37 GMT')
self.assertEqual(datetime.utcfromtimestamp(parsed),
datetime(1994, 11, 6, 8, 49, 37))
def test_parsing_asctime(self):
parsed = http.parse_http_date('Sun Nov 6 08:49:37 1994')
self.assertEqual(datetime.utcfromtimestamp(parsed),
datetime(1994, 11, 6, 8, 49, 37))