Removed support for passing a context to a generic Template.render().

Per deprecation timeline; refs a3e783fe11.
This commit is contained in:
Tim Graham 2015-09-05 10:25:43 -04:00
parent 4811f09fa3
commit 9114fe8ada
4 changed files with 4 additions and 70 deletions

View File

@ -2,18 +2,16 @@
from __future__ import absolute_import
import sys
import warnings
from importlib import import_module
from pkgutil import walk_packages
from django.apps import apps
from django.conf import settings
from django.template import TemplateDoesNotExist
from django.template.context import Context, RequestContext, make_context
from django.template.context import make_context
from django.template.engine import Engine
from django.template.library import InvalidTemplateLibrary
from django.utils import six
from django.utils.deprecation import RemovedInDjango110Warning
from .base import BaseEngine
@ -62,35 +60,7 @@ class Template(object):
return self.template.origin
def render(self, context=None, request=None):
# A deprecation path is required here to cover the following usage:
# >>> from django.template import Context
# >>> from django.template.loader import get_template
# >>> template = get_template('hello.html')
# >>> template.render(Context({'name': 'world'}))
# In Django 1.7 get_template() returned a django.template.Template.
# In Django 1.8 it returns a django.template.backends.django.Template.
# In Django 1.10 the isinstance checks should be removed. If passing a
# Context or a RequestContext works by accident, it won't be an issue
# per se, but it won't be officially supported either.
if isinstance(context, RequestContext):
if request is not None and request is not context.request:
raise ValueError(
"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.")
warnings.warn(
"render() must be called with a dict, not a RequestContext.",
RemovedInDjango110Warning, stacklevel=2)
elif isinstance(context, Context):
warnings.warn(
"render() must be called with a dict, not a Context.",
RemovedInDjango110Warning, stacklevel=2)
else:
context = make_context(context, request)
try:
return self.template.render(context)
except TemplateDoesNotExist as exc:

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@ -1,6 +1,5 @@
from django.test import SimpleTestCase, ignore_warnings, override_settings
from django.test import SimpleTestCase, override_settings
from django.test.utils import require_jinja2
from django.utils.deprecation import RemovedInDjango110Warning
@override_settings(
@ -39,16 +38,6 @@ class ShortcutTests(SimpleTestCase):
response = self.client.get('/render_to_response/using/?using=jinja2')
self.assertEqual(response.content, b'Jinja2\n')
@ignore_warnings(category=RemovedInDjango110Warning)
def test_render_to_response_with_context_instance_misuse(self):
"""
For backwards-compatibility, ensure that it's possible to pass a
RequestContext instance in the dictionary argument instead of the
context_instance argument.
"""
response = self.client.get('/render_to_response/context_instance_misuse/')
self.assertContains(response, 'context processor output')
def test_render(self):
response = self.client.get('/render/')
self.assertEqual(response.status_code, 200)

View File

@ -1,10 +1,8 @@
from template_tests.test_response import test_processor_name
from django.template import RequestContext
from django.template.backends.django import DjangoTemplates
from django.template.library import InvalidTemplateLibrary
from django.test import RequestFactory, ignore_warnings, override_settings
from django.utils.deprecation import RemovedInDjango110Warning
from django.test import RequestFactory, override_settings
from .test_dummy import TemplateStringsTests
@ -36,23 +34,6 @@ class DjangoTemplatesTests(TemplateStringsTests):
content = template.render({'processors': 'no'}, request)
self.assertEqual(content, 'no')
@ignore_warnings(category=RemovedInDjango110Warning)
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)
@override_settings(INSTALLED_APPS=['template_backends.apps.good'])
def test_templatetag_discovery(self):
engine = DjangoTemplates({

View File

@ -248,12 +248,6 @@ class TemplateResponseTest(SimpleTestCase):
{'foo': 'bar'}).render()
self.assertEqual(response.content, b'baryes')
@ignore_warnings(category=RemovedInDjango110Warning)
def test_render_with_context(self):
response = self._response('{{ foo }}{{ processors }}',
Context({'foo': 'bar'})).render()
self.assertEqual(response.content, b'bar')
def test_context_processor_priority(self):
# context processors should be overridden by passed-in context
response = self._response('{{ foo }}{{ processors }}',