def test_render_context(self):
test_context = RenderContext({'fruit': 'papaya'})
# Test that push() limits access to the topmost dict
test_context.push()
test_context['vegetable'] = 'artichoke'
self.assertEqual(list(test_context), ['vegetable'])
self.assertNotIn('fruit', test_context)
with self.assertRaises(KeyError):
test_context['fruit']
self.assertIsNone(test_context.get('fruit'))
def test_render_context(self):
test_context = RenderContext({'fruit': 'papaya'})
# Test that push() limits access to the topmost dict
test_context.push()
test_context['vegetable'] = 'artichoke'
self.assertEqual(list(test_context), ['vegetable'])
self.assertNotIn('fruit', test_context)
with self.assertRaises(KeyError):
test_context['fruit']
self.assertIsNone(test_context.get('fruit'))
def test_render_context(self):
test_context = RenderContext({"fruit": "papaya"})
# Test that push() limits access to the topmost dict
test_context.push()
test_context["vegetable"] = "artichoke"
self.assertEqual(list(test_context), ["vegetable"])
self.assertNotIn("fruit", test_context)
with self.assertRaises(KeyError):
test_context["fruit"]
self.assertIsNone(test_context.get("fruit"))
def test_render_context(self):
test_context = RenderContext({"fruit": "papaya"})
# push() limits access to the topmost dict
test_context.push()
test_context["vegetable"] = "artichoke"
self.assertEqual(list(test_context), ["vegetable"])
self.assertNotIn("fruit", test_context)
with self.assertRaises(KeyError):
test_context["fruit"]
self.assertIsNone(test_context.get("fruit"))
def render(self, name, value, attrs=None):
model_options = (self.rel_to._meta.app_label,
self.rel_to._meta.model_name)
original_value = copy.copy(value)
if attrs is None:
attrs = {}
attrs['name'] = name
if self.multi:
value = value or []
attrs['multi'] = 'true'
value = self.multivalue_separator.join(
force_text(v) for v in value)
else:
value = value or ""
search_fields = self.get_search_fields()
search_fields_info = self.render_search_fields_info(
dict(search_fields))
if self.rel_to in self.admin_site._registry:
related_url = reverse(
'admin:%s_%s_changelist' % (
self.rel_to._meta.app_label,
self.rel_to._meta.model_name,
),
current_app=self.admin_site.name,
) + self.get_url_parameters()
context = RenderContext({
'model':
str(self.rel_to._meta.verbose_name),
'data_suggest_url':
reverse('autocomplete-list',
kwargs={
'app': self.field.rel.related_model._meta.app_label,
'model': self.field.rel.related_model._meta.model_name,
'field': self.field.name
}),
'data_details_url':
reverse('admin:{}_{}_autocomplete_details'.format(*model_options)),
'name':
name or "",
'value':
value,
'attrs':
flatatt(attrs),
'related_url':
related_url,
'search_fields_info':
search_fields_info,
'prefetch_data':
self.get_prefetch_data(original_value)
})
info = (self.rel_to._meta.app_label, self.rel_to._meta.model_name)
is_polymorphic = getattr(self.rel_to, 'is_polymorphic', False)
if not is_polymorphic and self.can_add:
context['add_related_url'] = self.get_related_url(info, 'add')
template = loader.get_template('admin/widgets/autocomplete.html')
return template.render(context)
def contribute_to_context(context, current_app=''):
template = mock.MagicMock()
template.engine.string_if_invalid = ''
context.template = template
if VERSION >= (1, 11):
context.render_context = RenderContext()
if VERSION >= (1, 10):
match = mock.MagicMock()
match.app_name = current_app
context.resolver_match = match
else:
context._current_app = current_app
def django_render_block(template, block_name, context, request=None):
# Create a Django Context if needed
if isinstance(context, Context):
# Make a copy of the context and reset the rendering state.
# Trying to re-use a RenderContext in multiple renders can
# lead to TemplateNotFound errors, as Django will skip past
# any template files it thinks it has already rendered in a
# template's inheritance stack.
context_instance = copy(context)
context_instance.render_context = RenderContext()
elif request:
context_instance = RequestContext(request, context)
else:
context_instance = Context(context)
# Get the underlying django.template.base.Template object.
template = template.template
# Bind the template to the context.
with context_instance.bind_template(template):
# Before trying to render the template, we need to traverse the tree of
# parent templates and find all blocks in them.
parent_template = _build_block_context(template, context_instance)
try:
return _render_template_block(template, block_name,
context_instance)
except BlockNotFound:
# The block wasn't found in the current template.
# If there's no parent template (i.e. no ExtendsNode), re-raise.
if not parent_template:
raise
# Check the parent template for this block.
return _render_template_block(parent_template, block_name,
context_instance)
