def response_cancel(self, request, obj):
"""Determine the HttpResponse for the cancel_order_view stage."""
opts = self.model._meta
msg_dict = {
'name':
force_text(opts.verbose_name),
'obj':
format_html('<a href="{0}">{1}</a>', urlquote(request.path), obj),
}
msg = format_html(
_('The {name} "{obj}" was cancelled successfully.'),
**msg_dict,
)
self.message_user(request, msg, messages.SUCCESS)
preserved_filters = self.get_preserved_filters(request)
redirect_url = add_preserved_filters(
{
'preserved_filters': preserved_filters,
'opts': opts
},
get_change_url(obj),
)
return HttpResponseRedirect(redirect_url)
def test_returns_empty_string_if_obj_is_none(self):
"""Test that if None is passed, an empty URL is returned."""
assert get_change_url(None) == ''
def test_returns_empty_string_if_no_pk(self):
"""Test that if the object has no pk, an empty URL is returned."""
book = BookFactory.build()
assert get_change_url(book) == ''
def test_generates_urls_for_saved_objects(self):
"""Test that a valid change URL is generated."""
book = BookFactory()
assert get_change_url(book) == (
f'/admin/support/book/{book.pk}/change/')