Files
edx-platform/lms/djangoapps/courseware/tests/test_i18n.py
2015-06-12 18:14:26 -04:00

94 lines
3.6 KiB
Python

"""
Tests i18n in courseware
"""
import re
from nose.plugins.attrib import attr
from django.contrib.auth.models import User
from django.test import TestCase
from dark_lang.models import DarkLangConfig
class BaseI18nTestCase(TestCase):
"""
Base utilities for i18n test classes to derive from
"""
def assert_tag_has_attr(self, content, tag, attname, value):
"""Assert that a tag in `content` has a certain value in a certain attribute."""
regex = r"""<{tag} [^>]*\b{attname}=['"]([\w\d\- ]+)['"][^>]*>""".format(tag=tag, attname=attname)
match = re.search(regex, content)
self.assertTrue(match, "Couldn't find desired tag '%s' with attr '%s' in %r" % (tag, attname, content))
attvalues = match.group(1).split()
self.assertIn(value, attvalues)
def release_languages(self, languages):
"""
Release a set of languages using the dark lang interface.
languages is a list of comma-separated lang codes, eg, 'ar, es-419'
"""
user = User()
user.save()
DarkLangConfig(
released_languages=languages,
changed_by=user,
enabled=True
).save()
@attr('shard_1')
class I18nTestCase(BaseI18nTestCase):
"""
Tests for i18n
"""
def test_default_is_en(self):
self.release_languages('fr')
response = self.client.get('/')
self.assert_tag_has_attr(response.content, "html", "lang", "en")
self.assertEqual(response['Content-Language'], 'en')
self.assert_tag_has_attr(response.content, "body", "class", "lang_en")
def test_esperanto(self):
self.release_languages('fr, eo')
response = self.client.get('/', HTTP_ACCEPT_LANGUAGE='eo')
self.assert_tag_has_attr(response.content, "html", "lang", "eo")
self.assertEqual(response['Content-Language'], 'eo')
self.assert_tag_has_attr(response.content, "body", "class", "lang_eo")
def test_switching_languages_bidi(self):
self.release_languages('ar, eo')
response = self.client.get('/')
self.assert_tag_has_attr(response.content, "html", "lang", "en")
self.assertEqual(response['Content-Language'], 'en')
self.assert_tag_has_attr(response.content, "body", "class", "lang_en")
self.assert_tag_has_attr(response.content, "body", "class", "ltr")
response = self.client.get('/', HTTP_ACCEPT_LANGUAGE='ar')
self.assert_tag_has_attr(response.content, "html", "lang", "ar")
self.assertEqual(response['Content-Language'], 'ar')
self.assert_tag_has_attr(response.content, "body", "class", "lang_ar")
self.assert_tag_has_attr(response.content, "body", "class", "rtl")
@attr('shard_1')
class I18nRegressionTests(BaseI18nTestCase):
"""
Tests for i18n
"""
def test_es419_acceptance(self):
# Regression test; LOC-72, and an issue with Django
self.release_languages('es-419')
response = self.client.get('/', HTTP_ACCEPT_LANGUAGE='es-419')
self.assert_tag_has_attr(response.content, "html", "lang", "es-419")
def test_unreleased_lang_resolution(self):
# Regression test; LOC-85
self.release_languages('fa')
# We've released 'fa', AND we have language files for 'fa-ir' but
# we want to keep 'fa-ir' as a dark language. Requesting 'fa-ir'
# in the http request (NOT with the ?preview-lang query param) should
# receive files for 'fa'
response = self.client.get('/', HTTP_ACCEPT_LANGUAGE='fa-ir')
self.assert_tag_has_attr(response.content, "html", "lang", "fa")