django/tests/messages_tests/test_api.py

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from django.contrib import messages
from django.test import RequestFactory, SimpleTestCase
class DummyStorage(object):
"""
dummy message-store to test the api methods
"""
def __init__(self):
self.store = []
def add(self, level, message, extra_tags=''):
self.store.append(message)
class ApiTest(SimpleTestCase):
def setUp(self):
self.rf = RequestFactory()
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)
self.assertIn(msg, self.storage.store)
def test_request_is_none(self):
msg = 'some message'
self.request._messages = self.storage
with self.assertRaises(TypeError):
messages.add_message(None, messages.DEBUG, msg)
self.assertEqual([], self.storage.store)
def test_middleware_missing(self):
msg = 'some message'
with self.assertRaises(messages.MessageFailure):
messages.add_message(self.request, messages.DEBUG, msg)
self.assertEqual([], self.storage.store)
def test_middleware_missing_silently(self):
msg = 'some message'
messages.add_message(self.request, messages.DEBUG, msg,
fail_silently=True)
self.assertEqual([], self.storage.store)