/usr/lib/python2.7/dist-packages/registration/tests/base.py is in python-django-registration 2.2-2.
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Base classes for other test cases to inherit from.
"""
from contextlib import contextmanager
from django.contrib.auth import get_user_model
from django.core import mail
from django.core.urlresolvers import reverse
from django.http import HttpRequest
from django.test import TestCase, override_settings
from ..forms import RegistrationForm
from .. import signals
User = get_user_model()
# django-registration needs to test that signals are sent at
# registration and activation. Django -- as of 1.10 -- does not have a
# test assertion built in to test whether a signal was or was not
# sent. The code below is from a pull request submitted upstream to
# Django to add assertSignalSent and assertSignalNotSent assertions to
# Django's base test case class, and will be removed once it's been
# integrated into Django and django-registration is only supporting
# versions of Django which include it.
class _AssertSignalSentContext(object):
def __init__(self, test_case, signal, required_kwargs=None):
self.test_case = test_case
self.signal = signal
self.required_kwargs = required_kwargs
def _listener(self, sender, **kwargs):
self.signal_sent = True
self.received_kwargs = kwargs
self.sender = sender
def __enter__(self):
self.signal_sent = False
self.received_kwargs = {}
self.sender = None
self.signal.connect(self._listener)
return self
def __exit__(self, exc_type, exc_value, traceback):
self.signal.disconnect(self._listener)
if not self.signal_sent:
self.test_case.fail('Signal was not sent.')
return
if self.required_kwargs is not None:
missing_kwargs = []
for k in self.required_kwargs:
if k not in self.received_kwargs:
missing_kwargs.append(k)
if missing_kwargs:
self.test_case.fail(
"Signal missing required arguments: "
"%s" % ','.join(missing_kwargs)
)
class _AssertSignalNotSentContext(_AssertSignalSentContext):
def __exit__(self, exc_type, exc_value, traceback):
self.signal.disconnect(self._listener)
if self.signal_sent:
self.test_case.fail('Signal was unexpectedly sent.')
@override_settings(
ACCOUNT_ACTIVATION_DAYS=7,
REGISTRATION_OPEN=True
)
class RegistrationTestCase(TestCase):
"""
Base class for test cases, defining valid data for registering a
user account and looking up the account after creation.
"""
user_model = User
valid_data = {
User.USERNAME_FIELD: 'alice',
'email': 'alice@example.com',
'password1': 'swordfish',
'password2': 'swordfish',
}
user_lookup_kwargs = {
User.USERNAME_FIELD: 'alice',
}
@contextmanager
def assertSignalSent(self, signal, required_kwargs=None):
with _AssertSignalSentContext(self, signal, required_kwargs) as cm:
yield cm
@contextmanager
def assertSignalNotSent(self, signal):
with _AssertSignalNotSentContext(self, signal) as cm:
yield cm
class WorkflowTestCase(RegistrationTestCase):
"""
Base class for the test cases which exercise the built-in
workflows, including logic common to all of them (and which needs
to be tested for each one).
"""
def test_registration_open(self):
"""
``REGISTRATION_OPEN``, when ``True``, permits registration.
"""
resp = self.client.get(reverse('registration_register'))
self.assertEqual(200, resp.status_code)
@override_settings(REGISTRATION_OPEN=False)
def test_registration_closed(self):
"""
``REGISTRATION_OPEN``, when ``False``, disallows registration.
"""
resp = self.client.get(
reverse('registration_register')
)
self.assertRedirects(resp, reverse('registration_disallowed'))
resp = self.client.post(
reverse('registration_register'),
data=self.valid_data
)
self.assertRedirects(resp, reverse('registration_disallowed'))
def test_registration_get(self):
"""
HTTP ``GET`` to the registration view uses the appropriate
template and populates a registration form into the context.
"""
resp = self.client.get(reverse('registration_register'))
self.assertEqual(200, resp.status_code)
self.assertTemplateUsed(
resp, 'registration/registration_form.html'
)
self.assertTrue(
isinstance(
resp.context['form'], RegistrationForm
)
)
def test_registration(self):
"""
Registration creates a new account.
"""
with self.assertSignalSent(signals.user_registered):
resp = self.client.post(
reverse('registration_register'),
data=self.valid_data
)
self.assertRedirects(resp, reverse('registration_complete'))
new_user = self.user_model.objects.get(**self.user_lookup_kwargs)
self.assertTrue(
new_user.check_password(
self.valid_data['password1']
)
)
self.assertEqual(new_user.email, self.valid_data['email'])
def test_registration_failure(self):
"""
Registering with invalid data fails.
"""
data = self.valid_data.copy()
data.update(password2='notsecret')
with self.assertSignalNotSent(signals.user_registered):
resp = self.client.post(
reverse('registration_register'),
data=data
)
self.assertEqual(200, resp.status_code)
self.assertFalse(resp.context['form'].is_valid())
self.assertTrue(resp.context['form'].has_error('password2'))
def test_registration_signal(self):
with self.assertSignalSent(signals.user_registered) as cm:
self.client.post(
reverse('registration_register'),
data=self.valid_data
)
self.assertEqual(
getattr(cm.received_kwargs['user'],
self.user_model.USERNAME_FIELD),
self.valid_data[User.USERNAME_FIELD]
)
self.assertTrue(
isinstance(cm.received_kwargs['request'], HttpRequest)
)
class ActivationTestCase(WorkflowTestCase):
"""
Base class for testing the built-in workflows which involve an
activation step.
"""
# First few methods repeat parent class, but with added checks for
# is_active status and sending of activation emails.
def test_registration(self):
"""
Registration creates a new inactive account and sends an
activation email.
"""
with self.assertSignalSent(signals.user_registered):
super(ActivationTestCase, self).test_registration()
new_user = self.user_model.objects.get(**self.user_lookup_kwargs)
# New user must not be active.
self.assertFalse(new_user.is_active)
# An activation email was sent.
self.assertEqual(len(mail.outbox), 1)
def test_registration_failure(self):
"""
Registering with invalid data fails.
"""
with self.assertSignalNotSent(signals.user_registered):
super(ActivationTestCase, self).test_registration_failure()
# Activation email was not sent.
self.assertEqual(0, len(mail.outbox))
def test_registration_no_sites(self):
"""
Registration still functions properly when
``django.contrib.sites`` is not installed; the fallback will
be a ``RequestSite`` instance.
"""
with self.modify_settings(INSTALLED_APPS={
'remove': ['django.contrib.sites']
}):
with self.assertSignalSent(signals.user_registered):
resp = self.client.post(
reverse('registration_register'),
data=self.valid_data
)
self.assertEqual(302, resp.status_code)
new_user = self.user_model.objects.get(**self.user_lookup_kwargs)
self.assertTrue(
new_user.check_password(
self.valid_data['password1']
)
)
self.assertEqual(new_user.email, self.valid_data['email'])
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