178 lines
7.4 KiB
Python
178 lines
7.4 KiB
Python
from datetime import datetime, timedelta
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from django.conf import settings
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from django.contrib.auth.models import User
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from django.contrib.auth.tokens import PasswordResetTokenGenerator
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from django.core.exceptions import ImproperlyConfigured
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from django.test import TestCase
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from django.test.utils import override_settings
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from .models import CustomEmailField
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class MockedPasswordResetTokenGenerator(PasswordResetTokenGenerator):
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def __init__(self, now):
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self._now_val = now
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super().__init__()
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def _now(self):
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return self._now_val
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class TokenGeneratorTest(TestCase):
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def test_make_token(self):
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user = User.objects.create_user("tokentestuser", "test2@example.com", "testpw")
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p0 = PasswordResetTokenGenerator()
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tk1 = p0.make_token(user)
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self.assertIs(p0.check_token(user, tk1), True)
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def test_10265(self):
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"""
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The token generated for a user created in the same request
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will work correctly.
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"""
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user = User.objects.create_user("comebackkid", "test3@example.com", "testpw")
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user_reload = User.objects.get(username="comebackkid")
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p0 = MockedPasswordResetTokenGenerator(datetime.now())
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tk1 = p0.make_token(user)
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tk2 = p0.make_token(user_reload)
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self.assertEqual(tk1, tk2)
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def test_token_with_different_email(self):
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"""Updating the user email address invalidates the token."""
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tests = [
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(CustomEmailField, None),
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(CustomEmailField, "test4@example.com"),
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(User, "test4@example.com"),
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]
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for model, email in tests:
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with self.subTest(model=model.__qualname__, email=email):
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user = model.objects.create_user(
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"changeemailuser",
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email=email,
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password="testpw",
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)
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p0 = PasswordResetTokenGenerator()
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tk1 = p0.make_token(user)
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self.assertIs(p0.check_token(user, tk1), True)
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setattr(user, user.get_email_field_name(), "test4new@example.com")
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user.save()
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self.assertIs(p0.check_token(user, tk1), False)
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def test_timeout(self):
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"""The token is valid after n seconds, but no greater."""
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# Uses a mocked version of PasswordResetTokenGenerator so we can change
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# the value of 'now'.
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user = User.objects.create_user("tokentestuser", "test2@example.com", "testpw")
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now = datetime.now()
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p0 = MockedPasswordResetTokenGenerator(now)
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tk1 = p0.make_token(user)
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p1 = MockedPasswordResetTokenGenerator(
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now + timedelta(seconds=settings.PASSWORD_RESET_TIMEOUT)
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)
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self.assertIs(p1.check_token(user, tk1), True)
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p2 = MockedPasswordResetTokenGenerator(
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now + timedelta(seconds=(settings.PASSWORD_RESET_TIMEOUT + 1))
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)
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self.assertIs(p2.check_token(user, tk1), False)
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with self.settings(PASSWORD_RESET_TIMEOUT=60 * 60):
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p3 = MockedPasswordResetTokenGenerator(
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now + timedelta(seconds=settings.PASSWORD_RESET_TIMEOUT)
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)
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self.assertIs(p3.check_token(user, tk1), True)
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p4 = MockedPasswordResetTokenGenerator(
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now + timedelta(seconds=(settings.PASSWORD_RESET_TIMEOUT + 1))
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)
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self.assertIs(p4.check_token(user, tk1), False)
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def test_check_token_with_nonexistent_token_and_user(self):
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user = User.objects.create_user("tokentestuser", "test2@example.com", "testpw")
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p0 = PasswordResetTokenGenerator()
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tk1 = p0.make_token(user)
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self.assertIs(p0.check_token(None, tk1), False)
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self.assertIs(p0.check_token(user, None), False)
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def test_token_with_different_secret(self):
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"""
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A valid token can be created with a secret other than SECRET_KEY by
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using the PasswordResetTokenGenerator.secret attribute.
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"""
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user = User.objects.create_user("tokentestuser", "test2@example.com", "testpw")
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new_secret = "abcdefghijkl"
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# Create and check a token with a different secret.
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p0 = PasswordResetTokenGenerator()
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p0.secret = new_secret
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tk0 = p0.make_token(user)
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self.assertIs(p0.check_token(user, tk0), True)
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# Create and check a token with the default secret.
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p1 = PasswordResetTokenGenerator()
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self.assertEqual(p1.secret, settings.SECRET_KEY)
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self.assertNotEqual(p1.secret, new_secret)
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tk1 = p1.make_token(user)
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# Tokens created with a different secret don't validate.
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self.assertIs(p0.check_token(user, tk1), False)
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self.assertIs(p1.check_token(user, tk0), False)
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def test_token_with_different_secret_subclass(self):
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class CustomPasswordResetTokenGenerator(PasswordResetTokenGenerator):
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secret = "test-secret"
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user = User.objects.create_user("tokentestuser", "test2@example.com", "testpw")
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custom_password_generator = CustomPasswordResetTokenGenerator()
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tk_custom = custom_password_generator.make_token(user)
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self.assertIs(custom_password_generator.check_token(user, tk_custom), True)
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default_password_generator = PasswordResetTokenGenerator()
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self.assertNotEqual(
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custom_password_generator.secret,
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default_password_generator.secret,
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)
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self.assertEqual(default_password_generator.secret, settings.SECRET_KEY)
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# Tokens created with a different secret don't validate.
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tk_default = default_password_generator.make_token(user)
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self.assertIs(custom_password_generator.check_token(user, tk_default), False)
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self.assertIs(default_password_generator.check_token(user, tk_custom), False)
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@override_settings(SECRET_KEY="")
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def test_secret_lazy_validation(self):
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default_token_generator = PasswordResetTokenGenerator()
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msg = "The SECRET_KEY setting must not be empty."
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with self.assertRaisesMessage(ImproperlyConfigured, msg):
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default_token_generator.secret
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def test_check_token_secret_fallbacks(self):
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user = User.objects.create_user("tokentestuser", "test2@example.com", "testpw")
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p1 = PasswordResetTokenGenerator()
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p1.secret = "secret"
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tk = p1.make_token(user)
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p2 = PasswordResetTokenGenerator()
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p2.secret = "newsecret"
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p2.secret_fallbacks = ["secret"]
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self.assertIs(p1.check_token(user, tk), True)
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self.assertIs(p2.check_token(user, tk), True)
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@override_settings(
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SECRET_KEY="secret",
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SECRET_KEY_FALLBACKS=["oldsecret"],
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)
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def test_check_token_secret_key_fallbacks(self):
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user = User.objects.create_user("tokentestuser", "test2@example.com", "testpw")
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p1 = PasswordResetTokenGenerator()
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p1.secret = "oldsecret"
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tk = p1.make_token(user)
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p2 = PasswordResetTokenGenerator()
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self.assertIs(p2.check_token(user, tk), True)
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@override_settings(
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SECRET_KEY="secret",
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SECRET_KEY_FALLBACKS=["oldsecret"],
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)
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def test_check_token_secret_key_fallbacks_override(self):
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user = User.objects.create_user("tokentestuser", "test2@example.com", "testpw")
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p1 = PasswordResetTokenGenerator()
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p1.secret = "oldsecret"
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tk = p1.make_token(user)
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p2 = PasswordResetTokenGenerator()
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p2.secret_fallbacks = []
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self.assertIs(p2.check_token(user, tk), False)
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