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from django.test import TestCase
from django.test.utils import override_settings
from django.contrib.auth import signals
class SignalTestCase(TestCase):
urls = 'django.contrib.auth.tests.urls'
fixtures = ['authtestdata.json']
def listener_login(self, user, **kwargs):
self.logged_in.append(user)
def listener_logout(self, user, **kwargs):
self.logged_out.append(user)
def setUp(self):
"""Set up the listeners and reset the logged in/logged out counters"""
self.logged_in = []
self.logged_out = []
signals.user_logged_in.connect(self.listener_login)
signals.user_logged_out.connect(self.listener_logout)
def tearDown(self):
"""Disconnect the listeners"""
signals.user_logged_in.disconnect(self.listener_login)
signals.user_logged_out.disconnect(self.listener_logout)
def test_login(self):
# Only a successful login will trigger the signal.
self.client.login(username='testclient', password='bad')
self.assertEqual(len(self.logged_in), 0)
# Like this:
self.client.login(username='testclient', password='password')
self.assertEqual(len(self.logged_in), 1)
self.assertEqual(self.logged_in[0].username, 'testclient')
def test_logout_anonymous(self):
# The log_out function will still trigger the signal for anonymous
# users.
self.client.get('/logout/next_page/')
self.assertEqual(len(self.logged_out), 1)
self.assertEqual(self.logged_out[0], None)
def test_logout(self):
self.client.login(username='testclient', password='password')
self.client.get('/logout/next_page/')
self.assertEqual(len(self.logged_out), 1)
self.assertEqual(self.logged_out[0].username, 'testclient')
SignalTestCase = override_settings(USE_TZ=False)(SignalTestCase)
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