django/tests/utils_tests/test_safestring.py

54 lines
1.9 KiB
Python

from __future__ import absolute_import, unicode_literals
from django.template import Template, Context
from django.test import TestCase
from django.utils.encoding import force_text, force_bytes
from django.utils.functional import lazy, Promise
from django.utils.html import escape, conditional_escape
from django.utils.safestring import mark_safe, mark_for_escaping
from django.utils import six
from django.utils import translation
lazystr = lazy(force_text, six.text_type)
lazybytes = lazy(force_bytes, bytes)
class SafeStringTest(TestCase):
def assertRenderEqual(self, tpl, expected, **context):
context = Context(context)
tpl = Template(tpl)
self.assertEqual(tpl.render(context), expected)
def test_mark_safe(self):
s = mark_safe('a&b')
self.assertRenderEqual('{{ s }}', 'a&b', s=s)
self.assertRenderEqual('{{ s|force_escape }}', 'a&b', s=s)
def test_mark_safe_lazy(self):
s = lazystr('a&b')
b = lazybytes(b'a&b')
self.assertIsInstance(mark_safe(s), Promise)
self.assertIsInstance(mark_safe(b), Promise)
self.assertRenderEqual('{{ s }}', 'a&b', s=mark_safe(s))
def test_mark_for_escaping(self):
s = mark_for_escaping('a&b')
self.assertRenderEqual('{{ s }}', 'a&b', s=s)
self.assertRenderEqual('{{ s }}', 'a&b', s=mark_for_escaping(s))
def test_mark_for_escaping_lazy(self):
s = lazystr('a&b')
b = lazybytes(b'a&b')
self.assertIsInstance(mark_for_escaping(s), Promise)
self.assertIsInstance(mark_for_escaping(b), Promise)
self.assertRenderEqual('{% autoescape off %}{{ s }}{% endautoescape %}', 'a&b', s=mark_for_escaping(s))
def test_regression_20296(self):
s = mark_safe(translation.ugettext_lazy("username"))
with translation.override('fr'):
self.assertRenderEqual('{{ s }}', "nom d'utilisateur", s=s)