def register_app(app_label, app):
"""Register a new app in the registry.
This must be balanced with a :py:func:`unregister_app` call.
Args:
app_label (str):
The label of the app.
app (module):
The app module.
"""
if apps:
# Django >= 1.7
app_config = AppConfig(app.__name__, app)
app_config.label = app_label
app_config.models_module = app
apps.set_installed_apps(settings.INSTALLED_APPS + [app_config])
else:
# Django < 1.7
cache.app_store[app] = len(cache.app_store)
if hasattr(cache, 'app_labels'):
cache.app_labels[app_label] = app
def test_clear_template_tag_caches(self):
"""Testing clear_template_tag_caches"""
def _check_state(enabled):
if enabled:
if get_templatetags_modules is not None:
self.assertIn(templatetags_module_name,
get_templatetags_modules())
self.assertEqual(
Template(template_str).render(Context({})),
'Hello, world!')
else:
if get_templatetags_modules is not None:
self.assertNotIn(templatetags_module_name,
get_templatetags_modules())
with self.assertRaisesRegexp(TemplateSyntaxError,
'is not a (valid|registered) tag '
'library'):
Template(template_str).render(Context({}))
templatetags_module_name = 'djblets.template.tests.templatetags'
template_str = (
'{% load template_tests %}'
'{% my_test_template_tag %}'
)
# Sanity-check that the template tag module isn't registered.
_check_state(enabled=False)
# Enable a new template tag library.
old_installed_apps = settings.INSTALLED_APPS
settings.INSTALLED_APPS = list(old_installed_apps) + [
'djblets.template.tests',
]
if apps:
apps.set_installed_apps(settings.INSTALLED_APPS)
try:
clear_template_tag_caches()
_check_state(enabled=True)
finally:
settings.INSTALLED_APPS = old_installed_apps
if apps:
apps.unset_installed_apps()
clear_template_tag_caches()
_check_state(enabled=False)
# Other libraries should still work.
Template('{% load djblets_js djblets_extensions %}').render(
Context({}))
def test_clear_template_tag_caches(self):
"""Testing clear_template_tag_caches"""
def _check_state(enabled):
if enabled:
if get_templatetags_modules is not None:
self.assertIn(templatetags_module_name,
get_templatetags_modules())
self.assertEqual(
Template(template_str).render(Context({})),
'Hello, world!')
else:
if get_templatetags_modules is not None:
self.assertNotIn(templatetags_module_name,
get_templatetags_modules())
with self.assertRaisesRegexp(
TemplateSyntaxError, 'is not a (valid|registered) tag '
'library'):
Template(template_str).render(Context({}))
templatetags_module_name = 'djblets.template.tests.templatetags'
template_str = ('{% load template_tests %}'
'{% my_test_template_tag %}')
# Sanity-check that the template tag module isn't registered.
_check_state(enabled=False)
# Enable a new template tag library.
old_installed_apps = settings.INSTALLED_APPS
settings.INSTALLED_APPS = list(old_installed_apps) + [
'djblets.template.tests',
]
if apps:
apps.set_installed_apps(settings.INSTALLED_APPS)
try:
clear_template_tag_caches()
_check_state(enabled=True)
finally:
settings.INSTALLED_APPS = old_installed_apps
if apps:
apps.unset_installed_apps()
clear_template_tag_caches()
_check_state(enabled=False)
# Other libraries should still work.
Template('{% load djblets_js djblets_extensions %}').render(Context(
{}))
def set(self, **kwargs):
if not apps.app_configs:
apps.populate(settings.INSTALLED_APPS)
for k, v in kwargs.items():
self._original_settings.setdefault(k, getattr(settings,
k, NO_SETTING))
setattr(settings, k, v)
if 'INSTALLED_APPS' in kwargs:
apps.set_installed_apps(kwargs['INSTALLED_APPS'])
if kwargs.get('migrate', True):
self.migrate()
def _add_to_installed_apps(self, extension):
"""Add an extension's apps to the list of installed apps.
This will register each app with Django and clear any caches needed
to load the extension's modules.
Args:
extension (djblets.extensions.extension.Extension):
The extension whose apps are being added.
"""
self._installed_apps_setting.add_list(
extension.apps or [extension.info.app_name])
if apps:
apps.set_installed_apps(settings.INSTALLED_APPS)
def _add_to_installed_apps(self, extension):
"""Add an extension's apps to the list of installed apps.
This will register each app with Django and clear any caches needed
to load the extension's modules.
Args:
extension (djblets.extensions.extension.Extension):
The extension whose apps are being added.
"""
self._installed_apps_setting.add_list(extension.apps
or [extension.info.app_name])
if apps:
apps.set_installed_apps(settings.INSTALLED_APPS)
def register_app(app_label, app):
"""Register a new app in the registry.
This must be balanced with a :py:func:`unregister_app` call.
Args:
app_label (str):
The label of the app.
app (module):
The app module.
"""
if apps:
# Django >= 1.7
app_config = AppConfig(app.__name__, app)
app_config.label = app_label
apps.set_installed_apps(settings.INSTALLED_APPS + [app_config])
else:
# Django < 1.7
cache.app_store[app] = len(cache.app_store)
if hasattr(cache, 'app_labels'):
cache.app_labels[app_label] = app
