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test_activation_workflow.py
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test_activation_workflow.py
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"""
Tests for the signed-token activation registration workflow.
"""
import datetime
import time
from django.apps import apps
from django.conf import settings
from django.contrib.auth import get_user_model
from django.core import signing
from django.http import HttpRequest
from django.test import modify_settings, override_settings
from django.urls import reverse
from django_registration import signals
from django_registration.backends.activation.views import (
REGISTRATION_SALT,
ActivationView,
)
from .base import ActivationTestCase
@modify_settings(INSTALLED_APPS={"remove": "django_registration"})
@override_settings(ROOT_URLCONF="django_registration.backends.activation.urls")
class ActivationBackendViewTests(ActivationTestCase):
"""
Tests for the signed-token activation registration workflow.
"""
def test_activation(self):
"""
Activation of an account functions properly.
"""
user_model = get_user_model()
resp = self.client.post(
reverse("django_registration_register"), data=self.valid_data
)
activation_key = signing.dumps(
obj=self.valid_data[user_model.USERNAME_FIELD], salt=REGISTRATION_SALT
)
with self.assertSignalSent(signals.user_activated):
resp = self.client.get(
reverse(
"django_registration_activate",
args=(),
kwargs={"activation_key": activation_key},
)
)
self.assertRedirects(resp, reverse("django_registration_activation_complete"))
def test_repeat_activation(self):
"""
Once activated, attempting to re-activate an account (even
with a valid key) does nothing.
"""
user_model = get_user_model()
resp = self.client.post(
reverse("django_registration_register"), data=self.valid_data
)
activation_key = signing.dumps(
obj=self.valid_data[user_model.USERNAME_FIELD], salt=REGISTRATION_SALT
)
with self.assertSignalSent(signals.user_activated):
resp = self.client.get(
reverse(
"django_registration_activate",
args=(),
kwargs={"activation_key": activation_key},
)
)
# First activation redirects to success.
self.assertRedirects(resp, reverse("django_registration_activation_complete"))
with self.assertSignalNotSent(signals.user_activated):
resp = self.client.get(
reverse(
"django_registration_activate",
args=(),
kwargs={"activation_key": activation_key},
)
)
# Second activation fails.
assert 200 == resp.status_code
self.assertTemplateUsed(resp, "django_registration/activation_failed.html")
assert resp.context["activation_error"] == {
"message": ActivationView.ALREADY_ACTIVATED_MESSAGE,
"code": "already_activated",
"params": None,
}
def test_bad_key(self):
"""
An invalid activation key fails to activate.
"""
user_model = get_user_model()
resp = self.client.post(
reverse("django_registration_register"), data=self.valid_data
)
activation_key = self.valid_data[user_model.USERNAME_FIELD]
with self.assertSignalNotSent(signals.user_activated):
resp = self.client.get(
reverse(
"django_registration_activate",
args=(),
kwargs={"activation_key": activation_key},
)
)
# Second activation fails.
assert 200 == resp.status_code
self.assertTemplateUsed(resp, "django_registration/activation_failed.html")
assert "activation_error" in resp.context
assert resp.context["activation_error"] == {
"message": ActivationView.INVALID_KEY_MESSAGE,
"code": "invalid_key",
"params": {"activation_key": activation_key},
}
# The timestamp calculation will error if USE_TZ=True, due to
# trying to subtract a naive from an aware datetime. Since time
# zones aren't relevant to the test, we just temporarily disable
# time-zone support rather than do the more complex dance of
# checking the setting and forcing everything to naive or aware.
@override_settings(USE_TZ=False)
def test_activation_expired(self):
"""
An expired account can't be activated.
"""
user_model = get_user_model()
self.client.post(reverse("django_registration_register"), data=self.valid_data)
# We need to create an activation key valid for the username,
# but with a timestamp > ACCOUNT_ACTIVATION_DAYS days in the
# past. This requires monkeypatching time.time() to return
# that timestamp, since TimestampSigner uses time.time().
#
# On Python 3.3+ this is much easier because of the
# timestamp() method of datetime objects, but since
# django-registration has to run on Python 2.7, we manually
# calculate it using a timedelta between the signup date and
# the UNIX epoch, and patch time.time() temporarily to return
# a date (ACCOUNT_ACTIVATION_DAYS + 1) days in the past.
user = user_model.objects.get(**self.user_lookup_kwargs)
joined_timestamp = (
user.date_joined - datetime.datetime.fromtimestamp(0)
).total_seconds()
expired_timestamp = (
joined_timestamp - (settings.ACCOUNT_ACTIVATION_DAYS + 1) * 86400
)
_old_time = time.time
try:
time.time = lambda: expired_timestamp
activation_key = signing.dumps(
obj=self.valid_data[user_model.USERNAME_FIELD],
salt=REGISTRATION_SALT,
)
finally:
time.time = _old_time
with self.assertSignalNotSent(signals.user_activated):
resp = self.client.get(
reverse(
"django_registration_activate",
args=(),
kwargs={"activation_key": activation_key},
)
)
assert 200 == resp.status_code
self.assertTemplateUsed(resp, "django_registration/activation_failed.html")
assert "activation_error" in resp.context
assert resp.context["activation_error"] == {
"message": ActivationView.EXPIRED_MESSAGE,
"code": "expired",
"params": None,
}
def test_nonexistent_activation(self):
"""
A nonexistent username in an activation key will fail to
activate.
"""
activation_key = signing.dumps(obj="parrot", salt=REGISTRATION_SALT)
with self.assertSignalNotSent(signals.user_activated):
resp = self.client.get(
reverse(
"django_registration_activate",
args=(),
kwargs={"activation_key": activation_key},
)
)
assert 200 == resp.status_code
self.assertTemplateUsed(resp, "django_registration/activation_failed.html")
assert "activation_error" in resp.context
assert resp.context["activation_error"] == {
"message": ActivationView.BAD_USERNAME_MESSAGE,
"code": "bad_username",
"params": None,
}
def test_activation_signal(self):
"""
Activating a user account sends the activation signal.
"""
user_model = get_user_model()
self.client.post(reverse("django_registration_register"), data=self.valid_data)
activation_key = signing.dumps(
obj=self.valid_data[user_model.USERNAME_FIELD], salt=REGISTRATION_SALT
)
with self.assertSignalSent(
signals.user_activated, required_kwargs=["user", "request"]
) as signal_context:
self.client.get(
reverse(
"django_registration_activate",
args=(),
kwargs={"activation_key": activation_key},
)
)
assert (
signal_context.received_kwargs["user"].get_username()
== self.valid_data[user_model.USERNAME_FIELD]
)
assert isinstance(signal_context.received_kwargs["request"], HttpRequest)
@override_settings(AUTH_USER_MODEL="tests.CustomUser")
@override_settings(ROOT_URLCONF="tests.urls.custom_user_activation")
class ActivationBackendCustomUserTests(ActivationBackendViewTests):
"""
Runs the activation workflow's test suite, but with a custom user model.
"""
def test_custom_user_configured(self):
"""
Asserts that the user model in use is the custom user model
defined in this test suite.
"""
user_model = get_user_model()
custom_user = apps.get_model("tests", "CustomUser")
assert user_model is custom_user