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tests.py
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tests.py
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# -*- encoding: utf-8 -*-
from __future__ import unicode_literals
import copy
import pickle
from django.core.exceptions import SuspiciousOperation
from django.http import (QueryDict, HttpResponse, HttpResponseRedirect,
HttpResponsePermanentRedirect,
SimpleCookie, BadHeaderError,
parse_cookie)
from django.utils import six
from django.utils import unittest
class QueryDictTests(unittest.TestCase):
def test_missing_key(self):
q = QueryDict(str(''))
self.assertRaises(KeyError, q.__getitem__, 'foo')
def test_immutability(self):
q = QueryDict(str(''))
self.assertRaises(AttributeError, q.__setitem__, 'something', 'bar')
self.assertRaises(AttributeError, q.setlist, 'foo', ['bar'])
self.assertRaises(AttributeError, q.appendlist, 'foo', ['bar'])
self.assertRaises(AttributeError, q.update, {'foo': 'bar'})
self.assertRaises(AttributeError, q.pop, 'foo')
self.assertRaises(AttributeError, q.popitem)
self.assertRaises(AttributeError, q.clear)
def test_immutable_get_with_default(self):
q = QueryDict(str(''))
self.assertEqual(q.get('foo', 'default'), 'default')
def test_immutable_basic_operations(self):
q = QueryDict(str(''))
self.assertEqual(q.getlist('foo'), [])
if not six.PY3:
self.assertEqual(q.has_key('foo'), False)
self.assertEqual('foo' in q, False)
self.assertEqual(list(six.iteritems(q)), [])
self.assertEqual(list(six.iterlists(q)), [])
self.assertEqual(list(six.iterkeys(q)), [])
self.assertEqual(list(six.itervalues(q)), [])
self.assertEqual(len(q), 0)
self.assertEqual(q.urlencode(), '')
def test_single_key_value(self):
"""Test QueryDict with one key/value pair"""
q = QueryDict(str('foo=bar'))
self.assertEqual(q['foo'], 'bar')
self.assertRaises(KeyError, q.__getitem__, 'bar')
self.assertRaises(AttributeError, q.__setitem__, 'something', 'bar')
self.assertEqual(q.get('foo', 'default'), 'bar')
self.assertEqual(q.get('bar', 'default'), 'default')
self.assertEqual(q.getlist('foo'), ['bar'])
self.assertEqual(q.getlist('bar'), [])
self.assertRaises(AttributeError, q.setlist, 'foo', ['bar'])
self.assertRaises(AttributeError, q.appendlist, 'foo', ['bar'])
if not six.PY3:
self.assertTrue(q.has_key('foo'))
self.assertTrue('foo' in q)
if not six.PY3:
self.assertFalse(q.has_key('bar'))
self.assertFalse('bar' in q)
self.assertEqual(list(six.iteritems(q)), [('foo', 'bar')])
self.assertEqual(list(six.iterlists(q)), [('foo', ['bar'])])
self.assertEqual(list(six.iterkeys(q)), ['foo'])
self.assertEqual(list(six.itervalues(q)), ['bar'])
self.assertEqual(len(q), 1)
self.assertRaises(AttributeError, q.update, {'foo': 'bar'})
self.assertRaises(AttributeError, q.pop, 'foo')
self.assertRaises(AttributeError, q.popitem)
self.assertRaises(AttributeError, q.clear)
self.assertRaises(AttributeError, q.setdefault, 'foo', 'bar')
self.assertEqual(q.urlencode(), 'foo=bar')
def test_urlencode(self):
q = QueryDict(str(''), mutable=True)
q['next'] = '/a&b/'
self.assertEqual(q.urlencode(), 'next=%2Fa%26b%2F')
self.assertEqual(q.urlencode(safe='/'), 'next=/a%26b/')
q = QueryDict(str(''), mutable=True)
q['next'] = '/t\xebst&key/'
self.assertEqual(q.urlencode(), 'next=%2Ft%C3%ABst%26key%2F')
self.assertEqual(q.urlencode(safe='/'), 'next=/t%C3%ABst%26key/')
def test_mutable_copy(self):
"""A copy of a QueryDict is mutable."""
q = QueryDict(str('')).copy()
self.assertRaises(KeyError, q.__getitem__, "foo")
q['name'] = 'john'
self.assertEqual(q['name'], 'john')
def test_mutable_delete(self):
q = QueryDict(str('')).copy()
q['name'] = 'john'
del q['name']
self.assertFalse('name' in q)
def test_basic_mutable_operations(self):
q = QueryDict(str('')).copy()
q['name'] = 'john'
self.assertEqual(q.get('foo', 'default'), 'default')
self.assertEqual(q.get('name', 'default'), 'john')
self.assertEqual(q.getlist('name'), ['john'])
self.assertEqual(q.getlist('foo'), [])
q.setlist('foo', ['bar', 'baz'])
self.assertEqual(q.get('foo', 'default'), 'baz')
self.assertEqual(q.getlist('foo'), ['bar', 'baz'])
q.appendlist('foo', 'another')
self.assertEqual(q.getlist('foo'), ['bar', 'baz', 'another'])
self.assertEqual(q['foo'], 'another')
if not six.PY3:
self.assertTrue(q.has_key('foo'))
self.assertTrue('foo' in q)
self.assertEqual(list(six.iteritems(q)), [('foo', 'another'), ('name', 'john')])
self.assertEqual(list(six.iterlists(q)), [('foo', ['bar', 'baz', 'another']), ('name', ['john'])])
self.assertEqual(list(six.iterkeys(q)), ['foo', 'name'])
self.assertEqual(list(six.itervalues(q)), ['another', 'john'])
self.assertEqual(len(q), 2)
q.update({'foo': 'hello'})
self.assertEqual(q['foo'], 'hello')
self.assertEqual(q.get('foo', 'not available'), 'hello')
self.assertEqual(q.getlist('foo'), ['bar', 'baz', 'another', 'hello'])
self.assertEqual(q.pop('foo'), ['bar', 'baz', 'another', 'hello'])
self.assertEqual(q.pop('foo', 'not there'), 'not there')
self.assertEqual(q.get('foo', 'not there'), 'not there')
self.assertEqual(q.setdefault('foo', 'bar'), 'bar')
self.assertEqual(q['foo'], 'bar')
self.assertEqual(q.getlist('foo'), ['bar'])
self.assertEqual(q.urlencode(), 'foo=bar&name=john')
q.clear()
self.assertEqual(len(q), 0)
def test_multiple_keys(self):
"""Test QueryDict with two key/value pairs with same keys."""
q = QueryDict(str('vote=yes&vote=no'))
self.assertEqual(q['vote'], 'no')
self.assertRaises(AttributeError, q.__setitem__, 'something', 'bar')
self.assertEqual(q.get('vote', 'default'), 'no')
self.assertEqual(q.get('foo', 'default'), 'default')
self.assertEqual(q.getlist('vote'), ['yes', 'no'])
self.assertEqual(q.getlist('foo'), [])
self.assertRaises(AttributeError, q.setlist, 'foo', ['bar', 'baz'])
self.assertRaises(AttributeError, q.setlist, 'foo', ['bar', 'baz'])
self.assertRaises(AttributeError, q.appendlist, 'foo', ['bar'])
if not six.PY3:
self.assertEqual(q.has_key('vote'), True)
self.assertEqual('vote' in q, True)
if not six.PY3:
self.assertEqual(q.has_key('foo'), False)
self.assertEqual('foo' in q, False)
self.assertEqual(list(six.iteritems(q)), [('vote', 'no')])
self.assertEqual(list(six.iterlists(q)), [('vote', ['yes', 'no'])])
self.assertEqual(list(six.iterkeys(q)), ['vote'])
self.assertEqual(list(six.itervalues(q)), ['no'])
self.assertEqual(len(q), 1)
self.assertRaises(AttributeError, q.update, {'foo': 'bar'})
self.assertRaises(AttributeError, q.pop, 'foo')
self.assertRaises(AttributeError, q.popitem)
self.assertRaises(AttributeError, q.clear)
self.assertRaises(AttributeError, q.setdefault, 'foo', 'bar')
self.assertRaises(AttributeError, q.__delitem__, 'vote')
if not six.PY3:
def test_invalid_input_encoding(self):
"""
QueryDicts must be able to handle invalid input encoding (in this
case, bad UTF-8 encoding).
This test doesn't apply under Python 3 because the URL is a string
and not a bytestring.
"""
q = QueryDict(str(b'foo=bar&foo=\xff'))
self.assertEqual(q['foo'], '\ufffd')
self.assertEqual(q.getlist('foo'), ['bar', '\ufffd'])
def test_pickle(self):
q = QueryDict(str(''))
q1 = pickle.loads(pickle.dumps(q, 2))
self.assertEqual(q == q1, True)
q = QueryDict(str('a=b&c=d'))
q1 = pickle.loads(pickle.dumps(q, 2))
self.assertEqual(q == q1, True)
q = QueryDict(str('a=b&c=d&a=1'))
q1 = pickle.loads(pickle.dumps(q, 2))
self.assertEqual(q == q1, True)
def test_update_from_querydict(self):
"""Regression test for #8278: QueryDict.update(QueryDict)"""
x = QueryDict(str("a=1&a=2"), mutable=True)
y = QueryDict(str("a=3&a=4"))
x.update(y)
self.assertEqual(x.getlist('a'), ['1', '2', '3', '4'])
def test_non_default_encoding(self):
"""#13572 - QueryDict with a non-default encoding"""
q = QueryDict(str('cur=%A4'), encoding='iso-8859-15')
self.assertEqual(q.encoding, 'iso-8859-15')
self.assertEqual(list(six.iteritems(q)), [('cur', '€')])
self.assertEqual(q.urlencode(), 'cur=%A4')
q = q.copy()
self.assertEqual(q.encoding, 'iso-8859-15')
self.assertEqual(list(six.iteritems(q)), [('cur', '€')])
self.assertEqual(q.urlencode(), 'cur=%A4')
self.assertEqual(copy.copy(q).encoding, 'iso-8859-15')
self.assertEqual(copy.deepcopy(q).encoding, 'iso-8859-15')
class HttpResponseTests(unittest.TestCase):
def test_unicode_headers(self):
r = HttpResponse()
# If we insert a unicode value it will be converted to an ascii
r['value'] = 'test value'
self.assertTrue(isinstance(r['value'], str))
# An error is raised when a unicode object with non-ascii is assigned.
self.assertRaises(UnicodeEncodeError, r.__setitem__, 'value', 't\xebst value')
# An error is raised when a unicode object with non-ASCII format is
# passed as initial mimetype or content_type.
self.assertRaises(UnicodeEncodeError, HttpResponse,
content_type='t\xebst value')
# HttpResponse headers must be convertible to ASCII.
self.assertRaises(UnicodeEncodeError, HttpResponse,
content_type='t\xebst value')
# The response also converts unicode keys to strings.)
r['test'] = 'testing key'
l = list(r.items())
l.sort()
self.assertEqual(l[1], ('test', 'testing key'))
# It will also raise errors for keys with non-ascii data.
self.assertRaises(UnicodeEncodeError, r.__setitem__, 't\xebst key', 'value')
def test_newlines_in_headers(self):
# Bug #10188: Do not allow newlines in headers (CR or LF)
r = HttpResponse()
self.assertRaises(BadHeaderError, r.__setitem__, 'test\rstr', 'test')
self.assertRaises(BadHeaderError, r.__setitem__, 'test\nstr', 'test')
def test_dict_behavior(self):
"""
Test for bug #14020: Make HttpResponse.get work like dict.get
"""
r = HttpResponse()
self.assertEqual(r.get('test'), None)
def test_non_string_content(self):
#Bug 16494: HttpResponse should behave consistently with non-strings
r = HttpResponse(12345)
self.assertEqual(r.content, b'12345')
#test content via property
r = HttpResponse()
r.content = 12345
self.assertEqual(r.content, b'12345')
def test_iter_content(self):
r = HttpResponse(['abc', 'def', 'ghi'])
self.assertEqual(r.content, b'abcdefghi')
#test iter content via property
r = HttpResponse()
r.content = ['idan', 'alex', 'jacob']
self.assertEqual(r.content, b'idanalexjacob')
r = HttpResponse()
r.content = [1, 2, 3]
self.assertEqual(r.content, b'123')
#test retrieval explicitly using iter and odd inputs
r = HttpResponse()
r.content = ['1', '2', 3, '\u079e']
my_iter = r.__iter__()
result = list(my_iter)
#'\xde\x9e' == unichr(1950).encode('utf-8')
self.assertEqual(result, [b'1', b'2', b'3', b'\xde\x9e'])
self.assertEqual(r.content, b'123\xde\x9e')
#with Content-Encoding header
r = HttpResponse([1,1,2,4,8])
r['Content-Encoding'] = 'winning'
self.assertEqual(r.content, b'11248')
r.content = ['\u079e',]
self.assertRaises(UnicodeEncodeError,
getattr, r, 'content')
def test_file_interface(self):
r = HttpResponse()
r.write(b"hello")
self.assertEqual(r.tell(), 5)
r.write("привет")
self.assertEqual(r.tell(), 17)
r = HttpResponse(['abc'])
self.assertRaises(Exception, r.write, 'def')
def test_unsafe_redirect(self):
bad_urls = [
'data:text/html,<script>window.alert("xss")</script>',
'mailto:test@example.com',
'file:///etc/passwd',
]
for url in bad_urls:
self.assertRaises(SuspiciousOperation,
HttpResponseRedirect, url)
self.assertRaises(SuspiciousOperation,
HttpResponsePermanentRedirect, url)
class CookieTests(unittest.TestCase):
def test_encode(self):
"""
Test that we don't output tricky characters in encoded value
"""
c = SimpleCookie()
c['test'] = "An,awkward;value"
self.assertTrue(";" not in c.output().rstrip(';')) # IE compat
self.assertTrue("," not in c.output().rstrip(';')) # Safari compat
def test_decode(self):
"""
Test that we can still preserve semi-colons and commas
"""
c = SimpleCookie()
c['test'] = "An,awkward;value"
c2 = SimpleCookie()
c2.load(c.output())
self.assertEqual(c['test'].value, c2['test'].value)
def test_decode_2(self):
"""
Test that we haven't broken normal encoding
"""
c = SimpleCookie()
c['test'] = b"\xf0"
c2 = SimpleCookie()
c2.load(c.output())
self.assertEqual(c['test'].value, c2['test'].value)
def test_nonstandard_keys(self):
"""
Test that a single non-standard cookie name doesn't affect all cookies. Ticket #13007.
"""
self.assertTrue('good_cookie' in parse_cookie('good_cookie=yes;bad:cookie=yes').keys())
def test_repeated_nonstandard_keys(self):
"""
Test that a repeated non-standard name doesn't affect all cookies. Ticket #15852
"""
self.assertTrue('good_cookie' in parse_cookie('a,=b; a,=c; good_cookie=yes').keys())
def test_httponly_after_load(self):
"""
Test that we can use httponly attribute on cookies that we load
"""
c = SimpleCookie()
c.load("name=val")
c['name']['httponly'] = True
self.assertTrue(c['name']['httponly'])