# Simple test suite for http/cookies.py
import copy
import unittest
import doctest
from http import cookies
import pickle
from test import support
class CookieTests(unittest.TestCase):
def test_basic(self):
cases = [
{'data': 'chips=ahoy; vienna=finger',
'dict': {'chips':'ahoy', 'vienna':'finger'},
'repr': "<SimpleCookie: chips='ahoy' vienna='finger'>",
'output': 'Set-Cookie: chips=ahoy\nSet-Cookie: vienna=finger'},
{'data': 'keebler="E=mc2; L=\\"Loves\\"; fudge=\\012;"',
'dict': {'keebler' : 'E=mc2; L="Loves"; fudge=\012;'},
'repr': '''<SimpleCookie: keebler='E=mc2; L="Loves"; fudge=\\n;'>''',
'output': 'Set-Cookie: keebler="E=mc2; L=\\"Loves\\"; fudge=\\012;"'},
# Check illegal cookies that have an '=' char in an unquoted value
{'data': 'keebler=E=mc2',
'dict': {'keebler' : 'E=mc2'},
'repr': "<SimpleCookie: keebler='E=mc2'>",
'output': 'Set-Cookie: keebler=E=mc2'},
# Cookies with ':' character in their name. Though not mentioned in
# RFC, servers / browsers allow it.
{'data': 'key:term=value:term',
'dict': {'key:term' : 'value:term'},
'repr': "<SimpleCookie: key:term='value:term'>",
'output': 'Set-Cookie: key:term=value:term'},
# issue22931 - Adding '[' and ']' as valid characters in cookie
# values as defined in RFC 6265
{
'data': 'a=b; c=[; d=r; f=h',
'dict': {'a':'b', 'c':'[', 'd':'r', 'f':'h'},
'repr': "<SimpleCookie: a='b' c='[' d='r' f='h'>",
'output': '\n'.join((
'Set-Cookie: a=b',
'Set-Cookie: c=[',
'Set-Cookie: d=r',
'Set-Cookie: f=h'
))
}
]
for case in cases:
C = cookies.SimpleCookie()
C.load(case['data'])
self.assertEqual(repr(C), case['repr'])
self.assertEqual(C.output(sep='\n'), case['output'])
for k, v in sorted(case['dict'].items()):
self.assertEqual(C[k].value, v)
def test_unquote(self):
cases = [
(r'a="b=\""', 'b="'),
(r'a="b=\\"', 'b=\\'),
(r'a="b=\="', 'b=='),
(r'a="b=\n"', 'b=n'),
(r'a="b=\042"', 'b="'),
(r'a="b=\134"', 'b=\\'),
(r'a="b=\377"', 'b=\xff'),
(r'a="b=\400"', 'b=400'),
(r'a="b=\42"', 'b=42'),
(r'a="b=\\042"', 'b=\\042'),
(r'a="b=\\134"', 'b=\\134'),
(r'a="b=\\\""', 'b=\\"'),
(r'a="b=\\\042"', 'b=\\"'),
(r'a="b=\134\""', 'b=\\"'),
(r'a="b=\134\042"', 'b=\\"'),
]
for encoded, decoded in cases:
with self.subTest(encoded):
C = cookies.SimpleCookie()
C.load(encoded)
self.assertEqual(C['a'].value, decoded)
@support.requires_resource('cpu')
def test_unquote_large(self):
n = 10**6
for encoded in r'\\', r'\134':
with self.subTest(encoded):
data = 'a="b=' + encoded*n + ';"'
C = cookies.SimpleCookie()
C.load(data)
value = C['a'].value
self.assertEqual(value[:3], 'b=\\')
self.assertEqual(value[-2:], '\\;')
self.assertEqual(len(value), n + 3)
def test_load(self):
C = cookies.SimpleCookie()
C.load('Customer="WILE_E_COYOTE"; Version=1; Path=/acme')
self.assertEqual(C['Customer'].value, 'WILE_E_COYOTE')
self.assertEqual(C['Customer']['version'], '1')
self.assertEqual(C['Customer']['path'], '/acme')
self.assertEqual(C.output(['path']),
'Set-Cookie: Customer="WILE_E_COYOTE"; Path=/acme')
self.assertEqual(C.js_output(), r"""
<script type="text/javascript">
<!-- begin hiding
document.cookie = "Customer=\"WILE_E_COYOTE\"; Path=/acme; Version=1";
// end hiding -->
</script>
""")
self.assertEqual(C.js_output(['path']), r"""
<script type="text/javascript">
<!-- begin hiding
document.cookie = "Customer=\"WILE_E_COYOTE\"; Path=/acme";
// end hiding -->
</script>
""")
def test_extended_encode(self):
# Issue 9824: some browsers don't follow the standard; we now
# encode , and ; to keep them from tripping up.
C = cookies.SimpleCookie()
C['val'] = "some,funky;stuff"
self.assertEqual(C.output(['val']),
'Set-Cookie: val="some\\054funky\\073stuff"')
def test_special_attrs(self):
# 'expires'
C = cookies.SimpleCookie('Customer="WILE_E_COYOTE"')
C['Customer']['expires'] = 0
# can't test exact output, it always depends on current date/time
self.assertTrue(C.output().endswith('GMT'))
# loading 'expires'
C = cookies.SimpleCookie()
C.load('Customer="W"; expires=Wed, 01 Jan 2010 00:00:00 GMT')
self.assertEqual(C['Customer']['expires'],
'Wed, 01 Jan 2010 00:00:00 GMT')
C = cookies.SimpleCookie()
C.load('Customer="W"; expires=Wed, 01 Jan 98 00:00:00 GMT')
self.assertEqual(C['Customer']['expires'],
'Wed, 01 Jan 98 00:00:00 GMT')
# 'max-age'
C = cookies.SimpleCookie('Customer="WILE_E_COYOTE"')
C['Customer']['max-age'] = 10
self.assertEqual(C.output(),
'Set-Cookie: Customer="WILE_E_COYOTE"; Max-Age=10')
def test_set_secure_httponly_attrs(self):
C = cookies.SimpleCookie('Customer="WILE_E_COYOTE"')
C['Customer']['secure'] = True
C['Customer']['httponly'] = True
self.assertEqual(C.output(),
'Set-Cookie: Customer="WILE_E_COYOTE"; HttpOnly; Secure')
def test_samesite_attrs(self):
samesite_values = ['Strict', 'Lax', 'strict', 'lax']
for val in samesite_values:
with self.subTest(val=val):
C = cookies.SimpleCookie('Customer="WILE_E_COYOTE"')
C['Customer']['samesite'] = val
self.assertEqual(C.output(),
'Set-Cookie: Customer="WILE_E_COYOTE"; SameSite=%s' % val)
C = cookies.SimpleCookie()
C.load('Customer="WILL_E_COYOTE"; SameSite=%s' % val)
self.assertEqual(C['Customer']['samesite'], val)
def test_secure_httponly_false_if_not_present(self):
C = cookies.SimpleCookie()
C.load('eggs=scrambled; Path=/bacon')
self.assertFalse(C['eggs']['httponly'])
self.assertFalse(C['eggs']['secure'])
def test_secure_httponly_true_if_present(self):
# Issue 16611
C = cookies.SimpleCookie()
C.load('eggs=scrambled; httponly; secure; Path=/bacon')
self.assertTrue(C['eggs']['httponly'])
self.assertTrue(C['eggs']['secure'])
def test_secure_httponly_true_if_have_value(self):
# This isn't really valid, but demonstrates what the current code
# is expected to do in this case.
C = cookies.SimpleCookie()
C.load('eggs=scrambled; httponly=foo; secure=bar; Path=/bacon')
self.assertTrue(C['eggs']['httponly'])
self.assertTrue(C['eggs']['secure'])
# Here is what it actually does; don't depend on this behavior. These
# checks are testing backward compatibility for issue 16611.
self.assertEqual(C['eggs']['httponly'], 'foo')
self.assertEqual(C['eggs']['secure'], 'bar')
def test_extra_spaces(self):
C = cookies.SimpleCookie()
C.load('eggs = scrambled ; secure ; path = bar ; foo=foo ')
self.assertEqual(C.output(),
'Set-Cookie: eggs=scrambled; Path=bar; Secure\r\nSet-Cookie: foo=foo')
def test_quoted_meta(self):
# Try cookie with quoted meta-data
C = cookies.SimpleCookie()
C.load('Customer="WILE_E_COYOTE"; Version="1"; Path="/acme"')
self.assertEqual(C['Customer'].value, 'WILE_E_COYOTE')
self.assertEqual(C['Customer']['version'], '1')
self.assertEqual(C['Customer']['path'], '/acme')
self.assertEqual(C.output(['path']),
'Set-Cookie: Customer="WILE_E_COYOTE"; Path=/acme')
self.assertEqual(C.js_output(), r"""
<script type="text/javascript">
<!-- begin hiding
document.cookie = "Customer=\"WILE_E_COYOTE\"; Path=/acme; Version=1";
// end hiding -->
</script>
""")
self.assertEqual(C.js_output(['path']), r"""
<script type="text/javascript">
<!-- begin hiding
document.cookie = "Customer=\"WILE_E_COYOTE\"; Path=/acme";
// end hiding -->
</script>
""")
def test_invalid_cookies(self):
# Accepting these could be a security issue
C = cookies.SimpleCookie()
for s in (']foo=x', '[foo=x', 'blah]foo=x', 'blah[foo=x',
'Set-Cookie: foo=bar', 'Set-Cookie: foo',
'foo=bar; baz', 'baz; foo=bar',
'secure;foo=bar', 'Version=1;foo=bar'):
C.load(s)
self.assertEqual(dict(C), {})
self.assertEqual(C.output(), '')
def test_pickle(self):
rawdata = 'Customer="WILE_E_COYOTE"; Path=/acme; Version=1'
expected_output = 'Set-Cookie: %s' % rawdata
C = cookies.SimpleCookie()
C.load(rawdata)
self.assertEqual(C.output(), expected_output)
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
with self.subTest(proto=proto):
C1 = pickle.loads(pickle.dumps(C, protocol=proto))
self.assertEqual(C1.output(), expected_output)
def test_illegal_chars(self):
rawdata = "a=b; c,d=e"
C = cookies.SimpleCookie()
with self.assertRaises(cookies.CookieError):
C.load(rawdata)
def test_comment_quoting(self):
c = cookies.SimpleCookie()
c['foo'] = '\N{COPYRIGHT SIGN}'
self.assertEqual(str(c['foo']), 'Set-Cookie: foo="\\251"')
c['foo']['comment'] = 'comment \N{COPYRIGHT SIGN}'
self.assertEqual(
str(c['foo']),
'Set-Cookie: foo="\\251"; Comment="comment \\251"'
)
class MorselTests(unittest.TestCase):
"""Tests for the Morsel object."""
def test_defaults(self):
morsel = cookies.Morsel()
self.assertIsNone(morsel.key)
self.assertIsNone(morsel.value)
self.assertIsNone(morsel.coded_value)
self.assertEqual(morsel.keys(), cookies.Morsel._reserved.keys())
for key, val in morsel.items():
self.assertEqual(val, '', key)
def test_reserved_keys(self):
M = cookies.Morsel()
# tests valid and invalid reserved keys for Morsels
for i in M._reserved:
# Test that all valid keys are reported as reserved and set them
self.assertTrue(M.isReservedKey(i))
M[i] = '%s_value' % i
for i in M._reserved:
# Test that valid key values come out fine
self.assertEqual(M[i], '%s_value' % i)
for i in "the holy hand grenade".split():
# Test that invalid keys raise CookieError
self.assertRaises(cookies.CookieError,
M.__setitem__, i, '%s_value' % i)
def test_setter(self):
M = cookies.Morsel()
# tests the .set method to set keys and their values
for i in M._reserved:
# Makes sure that all reserved keys can't be set this way
self.assertRaises(cookies.CookieError,
M.set, i, '%s_value' % i, '%s_value' % i)
for i in "thou cast _the- !holy! ^hand| +*grenade~".split():
# Try typical use case. Setting decent values.
# Check output and js_output.
M['path'] = '/foo' # Try a reserved key as well
M.set(i, "%s_val" % i, "%s_coded_val" % i)
self.assertEqual(M.key, i)
self.assertEqual(M.value, "%s_val" % i)
self.assertEqual(M.coded_value, "%s_coded_val" % i)
self.assertEqual(
M.output(),
"Set-Cookie: %s=%s; Path=/foo" % (i, "%s_coded_val" % i))
expected_js_output = """
<script type="text/javascript">
<!-- begin hiding
document.cookie = "%s=%s; Path=/foo";
// end hiding -->
</script>
""" % (i, "%s_coded_val" % i)
self.assertEqual(M.js_output(), expected_js_output)
for i in ["foo bar", "foo@bar"]:
# Try some illegal characters
self.assertRaises(cookies.CookieError,
M.set, i, '%s_value' % i, '%s_value' % i)
def test_set_properties(self):
morsel = cookies.Morsel()
with self.assertRaises(AttributeError):
morsel.key = ''
with self.assertRaises(AttributeError):
morsel.value = ''
with self.assertRaises(AttributeError):
morsel.coded_value = ''
def test_eq(self):
base_case = ('key', 'value', '"value"')
attribs = {
'path': '/',
'comment': 'foo',
'domain': 'example.com',
'version': 2,
}
morsel_a = cookies.Morsel()
morsel_a.update(attribs)
morsel_a.set(*base_case)
morsel_b = cookies.Morsel()
morsel_b.update(attribs)
morsel_b.set(*base_case)
self.assertTrue(morsel_a == morsel_b)
self.assertFalse(morsel_a != morsel_b)
cases = (
('key', 'value', 'mismatch'),
('key', 'mismatch', '"value"'),
('mismatch', 'value', '"value"'),
)
for case_b in cases:
with self.subTest(case_b):
morsel_b = cookies.Morsel()
morsel_b.update(attribs)
morsel_b.set(*case_b)
self.assertFalse(morsel_a == morsel_b)
self.assertTrue(morsel_a != morsel_b)
morsel_b = cookies.Morsel()
morsel_b.update(attribs)
morsel_b.set(*base_case)
morsel_b['comment'] = 'bar'
self.assertFalse(morsel_a == morsel_b)
self.assertTrue(morsel_a != morsel_b)
# test mismatched types
self.assertFalse(cookies.Morsel() == 1)
self.assertTrue(cookies.Morsel() != 1)
self.assertFalse(cookies.Morsel() == '')
self.assertTrue(cookies.Morsel() != '')
items = list(cookies.Morsel().items())
self.assertFalse(cookies.Morsel() == items)
self.assertTrue(cookies.Morsel() != items)
# morsel/dict
morsel = cookies.Morsel()
morsel.set(*base_case)
morsel.update(attribs)
self.assertTrue(morsel == dict(morsel))
self.assertFalse(morsel != dict(morsel))
def test_copy(self):
morsel_a = cookies.Morsel()
morsel_a.set('foo', 'bar', 'baz')
morsel_a.update({
'version': 2,
'comment': 'foo',
})
morsel_b = morsel_a.copy()
self.assertIsInstance(morsel_b, cookies.Morsel)
self.assertIsNot(morsel_a, morsel_b)
self.assertEqual(morsel_a, morsel_b)
morsel_b = copy.copy(morsel_a)
self.assertIsInstance(morsel_b, cookies.Morsel)
self.assertIsNot(morsel_a, morsel_b)
self.assertEqual(morsel_a, morsel_b)
def test_setitem(self):
morsel = cookies.Morsel()
morsel['expires'] = 0
self.assertEqual(morsel['expires'], 0)
morsel['Version'] = 2
self.assertEqual(morsel['version'], 2)
morsel['DOMAIN'] = 'example.com'
self.assertEqual(morsel['domain'], 'example.com')
with self.assertRaises(cookies.CookieError):
morsel['invalid'] = 'value'
self.assertNotIn('invalid', morsel)
def test_setdefault(self):
morsel = cookies.Morsel()
morsel.update({
'domain': 'example.com',
'version': 2,
})
# this shouldn't override the default value
self.assertEqual(morsel.setdefault('expires', 'value'), '')
self.assertEqual(morsel['expires'], '')
self.assertEqual(morsel.setdefault('Version', 1), 2)
self.assertEqual(morsel['version'], 2)
self.assertEqual(morsel.setdefault('DOMAIN', 'value'), 'example.com')
self.assertEqual(morsel['domain'], 'example.com')
with self.assertRaises(cookies.CookieError):
morsel.setdefault('invalid', 'value')
self.assertNotIn('invalid', morsel)
def test_update(self):
attribs = {'expires': 1, 'Version': 2, 'DOMAIN': 'example.com'}
# test dict update
morsel = cookies.Morsel()
morsel.update(attribs)
self.assertEqual(morsel['expires'], 1)
self.assertEqual(morsel['version'], 2)
self.assertEqual(morsel['domain'], 'example.com')
# test iterable update
morsel = cookies.Morsel()
morsel.update(list(attribs.items()))
self.assertEqual(morsel['expires'], 1)
self.assertEqual(morsel['version'], 2)
self.assertEqual(morsel['domain'], 'example.com')
# test iterator update
morsel = cookies.Morsel()
morsel.update((k, v) for k, v in attribs.items())
self.assertEqual(morsel['expires'], 1)
self.assertEqual(morsel['version'], 2)
self.assertEqual(morsel['domain'], 'example.com')
with self.assertRaises(cookies.CookieError):
morsel.update({'invalid': 'value'})
self.assertNotIn('invalid', morsel)
self.assertRaises(TypeError, morsel.update)
self.assertRaises(TypeError, morsel.update, 0)
def test_pickle(self):
morsel_a = cookies.Morsel()
morsel_a.set('foo', 'bar', 'baz')
morsel_a.update({
'version': 2,
'comment': 'foo',
})
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
with self.subTest(proto=proto):
morsel_b = pickle.loads(pickle.dumps(morsel_a, proto))
self.assertIsInstance(morsel_b, cookies.Morsel)
self.assertEqual(morsel_b, morsel_a)
self.assertEqual(str(morsel_b), str(morsel_a))
def test_repr(self):
morsel = cookies.Morsel()
self.assertEqual(repr(morsel), '<Morsel: None=None>')
self.assertEqual(str(morsel), 'Set-Cookie: None=None')
morsel.set('key', 'val', 'coded_val')
self.assertEqual(repr(morsel), '<Morsel: key=coded_val>')
self.assertEqual(str(morsel), 'Set-Cookie: key=coded_val')
morsel.update({
'path': '/',
'comment': 'foo',
'domain': 'example.com',
'max-age': 0,
'secure': 0,
'version': 1,
})
self.assertEqual(repr(morsel),
'<Morsel: key=coded_val; Comment=foo; Domain=example.com; '
'Max-Age=0; Path=/; Version=1>')
self.assertEqual(str(morsel),
'Set-Cookie: key=coded_val; Comment=foo; Domain=example.com; '
'Max-Age=0; Path=/; Version=1')
morsel['secure'] = True
morsel['httponly'] = 1
self.assertEqual(repr(morsel),
'<Morsel: key=coded_val; Comment=foo; Domain=example.com; '
'HttpOnly; Max-Age=0; Path=/; Secure; Version=1>')
self.assertEqual(str(morsel),
'Set-Cookie: key=coded_val; Comment=foo; Domain=example.com; '
'HttpOnly; Max-Age=0; Path=/; Secure; Version=1')
morsel = cookies.Morsel()
morsel.set('key', 'val', 'coded_val')
morsel['expires'] = 0
self.assertRegex(repr(morsel),
r'<Morsel: key=coded_val; '
r'expires=\w+, \d+ \w+ \d+ \d+:\d+:\d+ \w+>')
self.assertRegex(str(morsel),
r'Set-Cookie: key=coded_val; '
r'expires=\w+, \d+ \w+ \d+ \d+:\d+:\d+ \w+')
def load_tests(loader, tests, pattern):
tests.addTest(doctest.DocTestSuite(cookies))
return tests
if __name__ == '__main__':
unittest.main()
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