django/tests/messages_tests/test_api.py

64 lines
2.0 KiB
Python

from django.contrib import messages
from django.test import RequestFactory, SimpleTestCase
from .utils import DummyStorage
class ApiTests(SimpleTestCase):
rf = RequestFactory()
def setUp(self):
self.request = self.rf.request()
self.storage = DummyStorage()
def test_ok(self):
msg = "some message"
self.request._messages = self.storage
messages.add_message(self.request, messages.DEBUG, msg)
[message] = self.storage.store
self.assertEqual(msg, message.message)
def test_request_is_none(self):
msg = "add_message() argument must be an HttpRequest object, not 'NoneType'."
self.request._messages = self.storage
with self.assertRaisesMessage(TypeError, msg):
messages.add_message(None, messages.DEBUG, "some message")
self.assertEqual(self.storage.store, [])
def test_middleware_missing(self):
msg = (
"You cannot add messages without installing "
"django.contrib.messages.middleware.MessageMiddleware"
)
with self.assertRaisesMessage(messages.MessageFailure, msg):
messages.add_message(self.request, messages.DEBUG, "some message")
self.assertEqual(self.storage.store, [])
def test_middleware_missing_silently(self):
messages.add_message(
self.request, messages.DEBUG, "some message", fail_silently=True
)
self.assertEqual(self.storage.store, [])
class CustomRequest:
def __init__(self, request):
self._request = request
def __getattribute__(self, attr):
try:
return super().__getattribute__(attr)
except AttributeError:
return getattr(self._request, attr)
class CustomRequestApiTests(ApiTests):
"""
add_message() should use ducktyping to allow request wrappers such as the
one in Django REST framework.
"""
def setUp(self):
super().setUp()
self.request = CustomRequest(self.request)