def test_request_context_caching(self):
"""
Test that the RequestContext is cached in the RequestCache.
"""
with patch(
'common.djangoapps.edxmako.request_context.get_current_request',
return_value=None):
# requestcontext should be None, because the cache isn't filled
assert get_template_request_context() is None
with patch(
'common.djangoapps.edxmako.request_context.get_current_request',
return_value=self.request):
# requestcontext should not be None, and should fill the cache
assert get_template_request_context() is not None
mock_get_current_request = Mock()
with patch(
'common.djangoapps.edxmako.request_context.get_current_request'
):
with patch(
'common.djangoapps.edxmako.request_context.RequestContext.__init__'
) as mock_context_init:
# requestcontext should not be None, because the cache is filled
assert get_template_request_context() is not None
mock_context_init.assert_not_called()
mock_get_current_request.assert_not_called()
RequestCache.clear_all_namespaces()
with patch(
'common.djangoapps.edxmako.request_context.get_current_request',
return_value=None):
# requestcontext should be None, because the cache isn't filled
assert get_template_request_context() is None
def test_without_current_request(self):
"""
Test that if get_current_request returns None, then get_template_request_context
returns None.
"""
with patch(
'common.djangoapps.edxmako.request_context.get_current_request',
return_value=None):
# requestcontext should be None.
assert get_template_request_context() is None
def test_with_current_request(self):
"""
Test that if get_current_request returns a request, then get_template_request_context
returns a RequestContext.
"""
with patch(
'common.djangoapps.edxmako.request_context.get_current_request',
return_value=self.request):
# requestcontext should not be None.
assert get_template_request_context() is not None