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235 lines
9.4 KiB
Python
235 lines
9.4 KiB
Python
import unittest
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from datetime import datetime
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from django.test import ignore_warnings
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from django.utils import http
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from django.utils.datastructures import MultiValueDict
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from django.utils.deprecation import RemovedInDjango21Warning
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class TestUtilsHttp(unittest.TestCase):
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def test_urlencode(self):
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# 2-tuples (the norm)
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result = http.urlencode((('a', 1), ('b', 2), ('c', 3)))
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self.assertEqual(result, 'a=1&b=2&c=3')
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# A dictionary
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result = http.urlencode({'a': 1, 'b': 2, 'c': 3})
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acceptable_results = [
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# Need to allow all of these as dictionaries have to be treated as
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# unordered
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'a=1&b=2&c=3',
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'a=1&c=3&b=2',
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'b=2&a=1&c=3',
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'b=2&c=3&a=1',
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'c=3&a=1&b=2',
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'c=3&b=2&a=1'
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]
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self.assertIn(result, acceptable_results)
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result = http.urlencode({'a': [1, 2]}, doseq=False)
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self.assertEqual(result, 'a=%5B%271%27%2C+%272%27%5D')
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result = http.urlencode({'a': [1, 2]}, doseq=True)
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self.assertEqual(result, 'a=1&a=2')
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result = http.urlencode({'a': []}, doseq=True)
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self.assertEqual(result, '')
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# A MultiValueDict
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result = http.urlencode(MultiValueDict({
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'name': ['Adrian', 'Simon'],
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'position': ['Developer']
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}), doseq=True)
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acceptable_results = [
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# MultiValueDicts are similarly unordered
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'name=Adrian&name=Simon&position=Developer',
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'position=Developer&name=Adrian&name=Simon'
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]
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self.assertIn(result, acceptable_results)
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def test_base36(self):
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# reciprocity works
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for n in [0, 1, 1000, 1000000]:
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self.assertEqual(n, http.base36_to_int(http.int_to_base36(n)))
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# bad input
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with self.assertRaises(ValueError):
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http.int_to_base36(-1)
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for n in ['1', 'foo', {1: 2}, (1, 2, 3), 3.141]:
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with self.assertRaises(TypeError):
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http.int_to_base36(n)
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for n in ['#', ' ']:
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with self.assertRaises(ValueError):
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http.base36_to_int(n)
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with self.assertRaises(ValueError) as cm:
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http.base36_to_int('1' * 14)
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self.assertEqual('Base36 input too large', str(cm.exception))
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for n in [123, {1: 2}, (1, 2, 3), 3.141]:
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with self.assertRaises(TypeError):
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http.base36_to_int(n)
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# more explicit output testing
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for n, b36 in [(0, '0'), (1, '1'), (42, '16'), (818469960, 'django')]:
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self.assertEqual(http.int_to_base36(n), b36)
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self.assertEqual(http.base36_to_int(b36), n)
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def test_is_safe_url(self):
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bad_urls = (
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'http://example.com',
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'http:///example.com',
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'https://example.com',
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'ftp://example.com',
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r'\\example.com',
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r'\\\example.com',
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r'/\\/example.com',
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r'\\\example.com',
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r'\\example.com',
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r'\\//example.com',
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r'/\/example.com',
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r'\/example.com',
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r'/\example.com',
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'http:///example.com',
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r'http:/\//example.com',
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r'http:\/example.com',
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r'http:/\example.com',
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'javascript:alert("XSS")',
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'\njavascript:alert(x)',
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'\x08//example.com',
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r'http://otherserver\@example.com',
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r'http:\\testserver\@example.com',
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r'http://testserver\me:pass@example.com',
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r'http://testserver\@example.com',
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r'http:\\testserver\confirm\me@example.com',
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'http:999999999',
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'ftp:9999999999',
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'\n',
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'http://[2001:cdba:0000:0000:0000:0000:3257:9652/',
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'http://2001:cdba:0000:0000:0000:0000:3257:9652]/',
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)
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for bad_url in bad_urls:
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with ignore_warnings(category=RemovedInDjango21Warning):
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self.assertFalse(http.is_safe_url(bad_url, host='testserver'), "%s should be blocked" % bad_url)
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self.assertFalse(
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http.is_safe_url(bad_url, allowed_hosts={'testserver', 'testserver2'}),
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"%s should be blocked" % bad_url,
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)
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good_urls = (
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'/view/?param=http://example.com',
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'/view/?param=https://example.com',
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'/view?param=ftp://example.com',
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'view/?param=//example.com',
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'https://testserver/',
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'HTTPS://testserver/',
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'//testserver/',
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'http://testserver/confirm?email=me@example.com',
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'/url%20with%20spaces/',
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'path/http:2222222222',
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)
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for good_url in good_urls:
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with ignore_warnings(category=RemovedInDjango21Warning):
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self.assertTrue(http.is_safe_url(good_url, host='testserver'), "%s should be allowed" % good_url)
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self.assertTrue(
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http.is_safe_url(good_url, allowed_hosts={'otherserver', 'testserver'}),
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"%s should be allowed" % good_url,
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)
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# Valid basic auth credentials are allowed.
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self.assertTrue(http.is_safe_url(r'http://user:pass@testserver/', allowed_hosts={'user:pass@testserver'}))
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# A path without host is allowed.
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self.assertTrue(http.is_safe_url('/confirm/me@example.com'))
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# Basic auth without host is not allowed.
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self.assertFalse(http.is_safe_url(r'http://testserver\@example.com'))
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def test_is_safe_url_secure_param_https_urls(self):
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secure_urls = (
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'https://example.com/p',
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'HTTPS://example.com/p',
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'/view/?param=http://example.com',
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)
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for url in secure_urls:
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self.assertTrue(http.is_safe_url(url, allowed_hosts={'example.com'}, require_https=True))
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def test_is_safe_url_secure_param_non_https_urls(self):
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not_secure_urls = (
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'http://example.com/p',
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'ftp://example.com/p',
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'//example.com/p',
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)
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for url in not_secure_urls:
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self.assertFalse(http.is_safe_url(url, allowed_hosts={'example.com'}, require_https=True))
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def test_urlsafe_base64_roundtrip(self):
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bytestring = b'foo'
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encoded = http.urlsafe_base64_encode(bytestring)
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decoded = http.urlsafe_base64_decode(encoded)
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self.assertEqual(bytestring, decoded)
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def test_urlquote(self):
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self.assertEqual(http.urlquote('Paris & Orl\xe9ans'), 'Paris%20%26%20Orl%C3%A9ans')
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self.assertEqual(http.urlquote('Paris & Orl\xe9ans', safe="&"), 'Paris%20&%20Orl%C3%A9ans')
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self.assertEqual(http.urlunquote('Paris%20%26%20Orl%C3%A9ans'), 'Paris & Orl\xe9ans')
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self.assertEqual(http.urlunquote('Paris%20&%20Orl%C3%A9ans'), 'Paris & Orl\xe9ans')
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self.assertEqual(http.urlquote_plus('Paris & Orl\xe9ans'), 'Paris+%26+Orl%C3%A9ans')
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self.assertEqual(http.urlquote_plus('Paris & Orl\xe9ans', safe="&"), 'Paris+&+Orl%C3%A9ans')
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self.assertEqual(http.urlunquote_plus('Paris+%26+Orl%C3%A9ans'), 'Paris & Orl\xe9ans')
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self.assertEqual(http.urlunquote_plus('Paris+&+Orl%C3%A9ans'), 'Paris & Orl\xe9ans')
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def test_is_same_domain_good(self):
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for pair in (
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('example.com', 'example.com'),
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('example.com', '.example.com'),
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('foo.example.com', '.example.com'),
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('example.com:8888', 'example.com:8888'),
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('example.com:8888', '.example.com:8888'),
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('foo.example.com:8888', '.example.com:8888'),
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):
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self.assertTrue(http.is_same_domain(*pair))
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def test_is_same_domain_bad(self):
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for pair in (
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('example2.com', 'example.com'),
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('foo.example.com', 'example.com'),
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('example.com:9999', 'example.com:8888'),
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):
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self.assertFalse(http.is_same_domain(*pair))
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class ETagProcessingTests(unittest.TestCase):
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def test_parsing(self):
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self.assertEqual(
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http.parse_etags(r'"" , "etag", "e\\tag", W/"weak"'),
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['""', '"etag"', r'"e\\tag"', 'W/"weak"']
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)
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self.assertEqual(http.parse_etags('*'), ['*'])
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# Ignore RFC 2616 ETags that are invalid according to RFC 7232.
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self.assertEqual(http.parse_etags(r'"etag", "e\"t\"ag"'), ['"etag"'])
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def test_quoting(self):
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self.assertEqual(http.quote_etag('etag'), '"etag"') # unquoted
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self.assertEqual(http.quote_etag('"etag"'), '"etag"') # quoted
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self.assertEqual(http.quote_etag('W/"etag"'), 'W/"etag"') # quoted, weak
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class HttpDateProcessingTests(unittest.TestCase):
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def test_http_date(self):
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t = 1167616461.0
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self.assertEqual(http.http_date(t), 'Mon, 01 Jan 2007 01:54:21 GMT')
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def test_cookie_date(self):
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t = 1167616461.0
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self.assertEqual(http.cookie_date(t), 'Mon, 01-Jan-2007 01:54:21 GMT')
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def test_parsing_rfc1123(self):
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parsed = http.parse_http_date('Sun, 06 Nov 1994 08:49:37 GMT')
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self.assertEqual(datetime.utcfromtimestamp(parsed), datetime(1994, 11, 6, 8, 49, 37))
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def test_parsing_rfc850(self):
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parsed = http.parse_http_date('Sunday, 06-Nov-94 08:49:37 GMT')
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self.assertEqual(datetime.utcfromtimestamp(parsed), datetime(1994, 11, 6, 8, 49, 37))
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def test_parsing_asctime(self):
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parsed = http.parse_http_date('Sun Nov 6 08:49:37 1994')
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self.assertEqual(datetime.utcfromtimestamp(parsed), datetime(1994, 11, 6, 8, 49, 37))
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