django1/tests/template_backends/test_django.py

54 lines
1.9 KiB
Python

from django.template import RequestContext
from django.template.backends.django import DjangoTemplates
from django.test import ignore_warnings, RequestFactory
from django.utils.deprecation import RemovedInDjango20Warning
from template_tests.test_response import test_processor_name
from .test_dummy import TemplateStringsTests
class DjangoTemplatesTests(TemplateStringsTests):
engine_class = DjangoTemplates
backend_name = 'django'
def test_context_has_priority_over_template_context_processors(self):
# See ticket #23789.
engine = DjangoTemplates({
'DIRS': [],
'APP_DIRS': False,
'NAME': 'django',
'OPTIONS': {
'context_processors': [test_processor_name],
},
})
template = engine.from_string('{{ processors }}')
request = RequestFactory().get('/')
# Check that context processors run
content = template.render({}, request)
self.assertEqual(content, 'yes')
# Check that context overrides context processors
content = template.render({'processors': 'no'}, request)
self.assertEqual(content, 'no')
@ignore_warnings(category=RemovedInDjango20Warning)
def test_request_context_conflicts_with_request(self):
template = self.engine.from_string('hello')
request = RequestFactory().get('/')
request_context = RequestContext(request)
# This doesn't raise an exception.
template.render(request_context, request)
other_request = RequestFactory().get('/')
msg = ("render() was called with a RequestContext and a request "
"argument which refer to different requests. Make sure "
"that the context argument is a dict or at least that "
"the two arguments refer to the same request.")
with self.assertRaisesMessage(ValueError, msg):
template.render(request_context, other_request)