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Code Issues 25 Releases Wiki Activity

Removed override_template_loaders and override_with_test_loader.

Browse Source 
They can be replaced with override_settings and that makes the
corresponding tests much more obvious.
This commit is contained in:
Aymeric Augustin 2014-11-15 20:41:30 +01:00
parent d58597a7b8
commit b503fee7ec
5 changed files with 45 additions and 110 deletions
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88
django/test/utils.py
View File

@ -14,11 +14,10 @@ from django.core import mail
from django.core.signals import request_started
from django.db import reset_queries
from django.http import request
from django.template import Template, loader
from django.template.loaders import cached, locmem
from django.template import Template
from django.template.loaders import locmem
from django.test.signals import template_rendered, setting_changed
from django.utils import six
from django.utils.decorators import ContextDecorator
from django.utils.deprecation import RemovedInDjango19Warning, RemovedInDjango20Warning
from django.utils.encoding import force_str
from django.utils.translation import deactivate
@ -31,7 +30,6 @@ __all__ = (
'setup_test_environment', 'teardown_test_environment',
)
RESTORE_LOADERS_ATTR = '_original_template_source_loaders'
TZ_SUPPORT = hasattr(time, 'tzset')
@ -147,48 +145,6 @@ def get_runner(settings, test_runner_class=None):
return test_runner
class override_template_loaders(ContextDecorator):
"""
Acts as a function decorator, context manager or start/end manager and
override the template loaders. It could be used in the following ways:
@override_template_loaders(SomeLoader())
def test_function(self):
...
with override_template_loaders(SomeLoader(), OtherLoader()) as loaders:
...
loaders = override_template_loaders.override(SomeLoader())
...
override_template_loaders.restore()
"""
def __init__(self, *loaders):
self.loaders = loaders
self.old_loaders = []
def __enter__(self):
self.old_loaders = loader.template_source_loaders
loader.template_source_loaders = self.loaders
return self.loaders
def __exit__(self, type, value, traceback):
loader.template_source_loaders = self.old_loaders
@classmethod
def override(cls, *loaders):
if hasattr(loader, RESTORE_LOADERS_ATTR):
raise Exception("loader.%s already exists" % RESTORE_LOADERS_ATTR)
setattr(loader, RESTORE_LOADERS_ATTR, loader.template_source_loaders)
loader.template_source_loaders = loaders
return loaders
@classmethod
def restore(cls):
loader.template_source_loaders = getattr(loader, RESTORE_LOADERS_ATTR)
delattr(loader, RESTORE_LOADERS_ATTR)
class TestTemplateLoader(locmem.Loader):
def __init__(self, *args, **kwargs):
@ -199,46 +155,6 @@ class TestTemplateLoader(locmem.Loader):
super(TestTemplateLoader, self).__init__(*args, **kwargs)
class override_with_test_loader(override_template_loaders):
"""
Acts as a function decorator, context manager or start/end manager and
override the template loaders with the test loader. It could be used in the
following ways:
@override_with_test_loader(templates_dict, use_cached_loader=True)
def test_function(self):
...
with override_with_test_loader(templates_dict) as test_loader:
...
test_loader = override_with_test_loader.override(templates_dict)
...
override_with_test_loader.restore()
"""
def __init__(self, templates_dict, use_cached_loader=False):
self.loader = self._get_loader(templates_dict, use_cached_loader)
super(override_with_test_loader, self).__init__(self.loader)
def __enter__(self):
return super(override_with_test_loader, self).__enter__()[0]
@classmethod
def override(cls, templates_dict, use_cached_loader=False):
loader = cls._get_loader(templates_dict, use_cached_loader)
return super(override_with_test_loader, cls).override(loader)[0]
@classmethod
def _get_loader(cls, templates_dict, use_cached_loader=False):
if use_cached_loader:
loader = cached.Loader(['django.template.loaders.locmem.Loader'])
loader._cached_loaders = [locmem.Loader(templates_dict)]
return loader
else:
return locmem.Loader(templates_dict)
class override_settings(object):
"""
Acts as either a decorator, or a context manager. If it's a decorator it

10
docs/releases/1.8.txt
View File

@ -764,6 +764,10 @@ Miscellaneous
delete a key if ``set()`` fails. This is necessary to ensure the ``cache_db``
session store always fetches the most current session data.
* Private APIs ``override_template_loaders`` and ``override_with_test_loader``
in ``django.test.utils`` were removed. Override ``TEMPLATE_LOADERS`` with
``override_settings`` instead.
.. _deprecated-features-1.8:
Features deprecated in 1.8
@ -1036,6 +1040,12 @@ class decorators. As a consequence, when overriding ``setUpClass()`` or
``django.template.loaders.base.Loader``. If you've written a custom template
loader that inherits ``BaseLoader``, you must inherit ``Loader`` instead.
``django.test.utils.TestTemplateLoader``
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Private API ``django.test.utils.TestTemplateLoader`` is deprecated in favor of
``django.template.loaders.locmem.Loader``.
.. removed-features-1.8:
Features removed in 1.8

38
tests/template_tests/tests.py
View File

@ -16,8 +16,7 @@ from django.template import (base as template_base, loader, Context,
RequestContext, Template, TemplateSyntaxError)
from django.template.loaders import app_directories, filesystem, cached
from django.test import RequestFactory, TestCase
from django.test.utils import (override_settings, override_template_loaders,
override_with_test_loader, extend_sys_path)
from django.test.utils import override_settings, extend_sys_path
from django.utils.deprecation import RemovedInDjango19Warning, RemovedInDjango20Warning
from django.utils.encoding import python_2_unicode_compatible
from django.utils.formats import date_format
@ -213,7 +212,7 @@ class TemplateLoaderTests(TestCase):
test_template_sources('/DIR1/index.HTML', template_dirs,
['/DIR1/index.HTML'])
@override_template_loaders(filesystem.Loader())
@override_settings(TEMPLATE_LOADERS=['django.template.loaders.filesystem.Loader'])
# Turn TEMPLATE_DEBUG on, so that the origin file name will be kept with
# the compiled templates.
@override_settings(TEMPLATE_DEBUG=True)
@ -264,7 +263,7 @@ class TemplateLoaderTests(TestCase):
# Test the base loader class via the app loader. load_template
# from base is used by all shipped loaders excepting cached,
# which has its own test.
@override_template_loaders(app_directories.Loader())
@override_settings(TEMPLATE_LOADERS=['django.template.loaders.app_directories.Loader'])
def test_include_missing_template(self):
"""
Tests that the correct template is identified as not existing
@ -285,7 +284,7 @@ class TemplateLoaderTests(TestCase):
# Test the base loader class via the app loader. load_template
# from base is used by all shipped loaders excepting cached,
# which has its own test.
@override_template_loaders(app_directories.Loader())
@override_settings(TEMPLATE_LOADERS=['django.template.loaders.app_directories.Loader'])
def test_extends_include_missing_baseloader(self):
"""
Tests that the correct template is identified as not existing
@ -308,9 +307,11 @@ class TemplateLoaderTests(TestCase):
Same as test_extends_include_missing_baseloader, only tests
behavior of the cached loader instead of base loader.
"""
cache_loader = cached.Loader(('',))
cache_loader._cached_loaders = (app_directories.Loader(),)
with override_template_loaders(cache_loader,):
with override_settings(TEMPLATE_LOADERS=[
('django.template.loaders.cached.Loader', [
'django.template.loaders.app_directories.Loader',
]),
]):
load_name = 'test_extends_error.html'
tmpl = loader.get_template(load_name)
r = None
@ -534,7 +535,11 @@ class TemplateTests(TestCase):
template_tests.update(filter_tests)
templates = dict((name, t[0]) for name, t in six.iteritems(template_tests))
with override_with_test_loader(templates, use_cached_loader=True) as cache_loader:
with override_settings(TEMPLATE_LOADERS=[
('django.template.loaders.cached.Loader', [
('django.template.loaders.locmem.Loader', templates),
]),
]):
failures = []
tests = sorted(template_tests.items())
@ -607,7 +612,8 @@ class TemplateTests(TestCase):
continue
if output != result:
failures.append("Template test (Cached='%s', TEMPLATE_STRING_IF_INVALID='%s', TEMPLATE_DEBUG=%s): %s -- FAILED. Expected %r, got %r" % (is_cached, invalid_str, template_debug, name, result, output))
cache_loader.reset()
loader.template_source_loaders[0].reset()
if template_base.invalid_var_format_string:
expected_invalid_str = 'INVALID'
@ -1880,15 +1886,13 @@ class TemplateTagLoading(TestCase):
class RequestContextTests(unittest.TestCase):
def setUp(self):
templates = {
'child': '{{ var|default:"none" }}',
}
override_with_test_loader.override(templates)
self.fake_request = RequestFactory().get('/')
def tearDown(self):
override_with_test_loader.restore()
@override_settings(TEMPLATE_LOADERS=[
('django.template.loaders.locmem.Loader', {
'child': '{{ var|default:"none" }}',
}),
])
def test_include_only(self):
"""
Regression test for #15721, ``{% include %}`` and ``RequestContext``

10
tests/view_tests/tests/test_debug.py
View File

@ -17,7 +17,6 @@ from django.core.files.uploadedfile import SimpleUploadedFile
from django.core.urlresolvers import reverse
from django.template.base import TemplateDoesNotExist
from django.test import TestCase, RequestFactory, override_settings
from django.test.utils import override_with_test_loader
from django.utils.encoding import force_text, force_bytes
from django.utils import six
from django.views.debug import CallableSettingWrapper, ExceptionReporter
@ -66,14 +65,17 @@ class DebugViewTests(TestCase):
def test_403(self):
# Ensure no 403.html template exists to test the default case.
with override_with_test_loader({}):
with override_settings(TEMPLATE_LOADERS=[]):
response = self.client.get('/raises403/')
self.assertContains(response, '<h1>403 Forbidden</h1>', status_code=403)
def test_403_template(self):
# Set up a test 403.html template.
with override_with_test_loader({'403.html': 'This is a test template '
'for a 403 Forbidden error.'}):
with override_settings(TEMPLATE_LOADERS=[
('django.template.loaders.locmem.Loader', {
'403.html': 'This is a test template for a 403 Forbidden error.',
})
]):
response = self.client.get('/raises403/')
self.assertContains(response, 'test template', status_code=403)

9
tests/view_tests/tests/test_defaults.py
View File

@ -1,7 +1,7 @@
from __future__ import unicode_literals
from django.test import TestCase
from django.test.utils import override_settings, override_with_test_loader
from django.test.utils import override_settings
from ..models import UrlArticle
@ -40,9 +40,12 @@ class DefaultsTests(TestCase):
Test that 404.html and 500.html templates are picked by their respective
handler.
"""
with override_with_test_loader({
with override_settings(TEMPLATE_LOADERS=[
('django.template.loaders.locmem.Loader', {
'404.html': 'This is a test template for a 404 error.',
'500.html': 'This is a test template for a 500 error.'}):
'500.html': 'This is a test template for a 500 error.',
}),
]):
for code, url in ((404, '/non_existing_url/'), (500, '/server_error/')):
response = self.client.get(url)
self.assertContains(response, "test template for a %d error" % code,