django/tests/auth_tests/test_forms.py

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import datetime
import re
from unittest import mock
from django import forms
from django.contrib.auth.forms import (
AdminPasswordChangeForm, AuthenticationForm, PasswordChangeForm,
PasswordResetForm, ReadOnlyPasswordHashField, ReadOnlyPasswordHashWidget,
SetPasswordForm, UserChangeForm, UserCreationForm,
)
from django.contrib.auth.models import User
from django.contrib.auth.signals import user_login_failed
from django.contrib.sites.models import Site
from django.core import mail
from django.core.mail import EmailMultiAlternatives
from django.forms.fields import CharField, Field, IntegerField
from django.test import SimpleTestCase, TestCase, override_settings
from django.utils import translation
from django.utils.text import capfirst
from django.utils.translation import gettext as _
from .models.custom_user import (
CustomUser, CustomUserWithoutIsActiveField, ExtensionUser,
)
from .models.with_custom_email_field import CustomEmailField
from .models.with_integer_username import IntegerUsernameUser
from .settings import AUTH_TEMPLATES
class TestDataMixin:
@classmethod
def setUpTestData(cls):
cls.u1 = User.objects.create_user(username='testclient', password='password', email='testclient@example.com')
cls.u2 = User.objects.create_user(username='inactive', password='password', is_active=False)
cls.u3 = User.objects.create_user(username='staff', password='password')
cls.u4 = User.objects.create(username='empty_password', password='')
cls.u5 = User.objects.create(username='unmanageable_password', password='$')
cls.u6 = User.objects.create(username='unknown_password', password='foo$bar')
class UserCreationFormTest(TestDataMixin, TestCase):
def test_user_already_exists(self):
data = {
'username': 'testclient',
'password1': 'test123',
'password2': 'test123',
}
form = UserCreationForm(data)
self.assertFalse(form.is_valid())
self.assertEqual(form["username"].errors,
[str(User._meta.get_field('username').error_messages['unique'])])
def test_invalid_data(self):
data = {
'username': 'jsmith!',
'password1': 'test123',
'password2': 'test123',
}
form = UserCreationForm(data)
self.assertFalse(form.is_valid())
validator = next(v for v in User._meta.get_field('username').validators if v.code == 'invalid')
self.assertEqual(form["username"].errors, [str(validator.message)])
def test_password_verification(self):
# The verification password is incorrect.
data = {
'username': 'jsmith',
'password1': 'test123',
'password2': 'test',
}
form = UserCreationForm(data)
self.assertFalse(form.is_valid())
self.assertEqual(form["password2"].errors,
[str(form.error_messages['password_mismatch'])])
def test_both_passwords(self):
# One (or both) passwords weren't given
data = {'username': 'jsmith'}
form = UserCreationForm(data)
required_error = [str(Field.default_error_messages['required'])]
self.assertFalse(form.is_valid())
self.assertEqual(form['password1'].errors, required_error)
self.assertEqual(form['password2'].errors, required_error)
data['password2'] = 'test123'
form = UserCreationForm(data)
self.assertFalse(form.is_valid())
self.assertEqual(form['password1'].errors, required_error)
self.assertEqual(form['password2'].errors, [])
@mock.patch('django.contrib.auth.password_validation.password_changed')
def test_success(self, password_changed):
# The success case.
data = {
'username': 'jsmith@example.com',
'password1': 'test123',
'password2': 'test123',
}
form = UserCreationForm(data)
self.assertTrue(form.is_valid())
form.save(commit=False)
self.assertEqual(password_changed.call_count, 0)
u = form.save()
self.assertEqual(password_changed.call_count, 1)
self.assertEqual(repr(u), '<User: jsmith@example.com>')
def test_unicode_username(self):
data = {
'username': '',
'password1': 'test123',
'password2': 'test123',
}
form = UserCreationForm(data)
self.assertTrue(form.is_valid())
u = form.save()
self.assertEqual(u.username, '')
def test_normalize_username(self):
# The normalization happens in AbstractBaseUser.clean() and ModelForm
# validation calls Model.clean().
ohm_username = 'testΩ' # U+2126 OHM SIGN
data = {
'username': ohm_username,
'password1': 'pwd2',
'password2': 'pwd2',
}
form = UserCreationForm(data)
self.assertTrue(form.is_valid())
user = form.save()
self.assertNotEqual(user.username, ohm_username)
self.assertEqual(user.username, 'testΩ') # U+03A9 GREEK CAPITAL LETTER OMEGA
def test_duplicate_normalized_unicode(self):
"""
To prevent almost identical usernames, visually identical but differing
by their unicode code points only, Unicode NFKC normalization should
make appear them equal to Django.
"""
omega_username = 'iamtheΩ' # U+03A9 GREEK CAPITAL LETTER OMEGA
ohm_username = 'iamtheΩ' # U+2126 OHM SIGN
self.assertNotEqual(omega_username, ohm_username)
User.objects.create_user(username=omega_username, password='pwd')
data = {
'username': ohm_username,
'password1': 'pwd2',
'password2': 'pwd2',
}
form = UserCreationForm(data)
self.assertFalse(form.is_valid())
self.assertEqual(
form.errors['username'], ["A user with that username already exists."]
)
@override_settings(AUTH_PASSWORD_VALIDATORS=[
{'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator'},
{'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator', 'OPTIONS': {
'min_length': 12,
}},
])
def test_validates_password(self):
data = {
'username': 'testclient',
'password1': 'testclient',
'password2': 'testclient',
}
form = UserCreationForm(data)
self.assertFalse(form.is_valid())
self.assertEqual(len(form['password2'].errors), 2)
self.assertIn('The password is too similar to the username.', form['password2'].errors)
self.assertIn(
'This password is too short. It must contain at least 12 characters.',
form['password2'].errors
)
def test_custom_form(self):
class CustomUserCreationForm(UserCreationForm):
class Meta(UserCreationForm.Meta):
model = ExtensionUser
fields = UserCreationForm.Meta.fields + ('date_of_birth',)
data = {
'username': 'testclient',
'password1': 'testclient',
'password2': 'testclient',
'date_of_birth': '1988-02-24',
}
form = CustomUserCreationForm(data)
self.assertTrue(form.is_valid())
def test_custom_form_with_different_username_field(self):
class CustomUserCreationForm(UserCreationForm):
class Meta(UserCreationForm.Meta):
model = CustomUser
fields = ('email', 'date_of_birth')
data = {
'email': 'test@client222.com',
'password1': 'testclient',
'password2': 'testclient',
'date_of_birth': '1988-02-24',
}
form = CustomUserCreationForm(data)
self.assertTrue(form.is_valid())
def test_custom_form_hidden_username_field(self):
class CustomUserCreationForm(UserCreationForm):
class Meta(UserCreationForm.Meta):
model = CustomUserWithoutIsActiveField
fields = ('email',) # without USERNAME_FIELD
data = {
'email': 'testclient@example.com',
'password1': 'testclient',
'password2': 'testclient',
}
form = CustomUserCreationForm(data)
self.assertTrue(form.is_valid())
def test_password_whitespace_not_stripped(self):
data = {
'username': 'testuser',
'password1': ' testpassword ',
'password2': ' testpassword ',
}
form = UserCreationForm(data)
self.assertTrue(form.is_valid())
self.assertEqual(form.cleaned_data['password1'], data['password1'])
self.assertEqual(form.cleaned_data['password2'], data['password2'])
@override_settings(AUTH_PASSWORD_VALIDATORS=[
{'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator'},
])
def test_password_help_text(self):
form = UserCreationForm()
self.assertEqual(
form.fields['password1'].help_text,
'<ul><li>Your password cant be too similar to your other personal information.</li></ul>'
)
@override_settings(AUTH_PASSWORD_VALIDATORS=[
{'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator'},
])
def test_user_create_form_validates_password_with_all_data(self):
"""UserCreationForm password validation uses all of the form's data."""
class CustomUserCreationForm(UserCreationForm):
class Meta(UserCreationForm.Meta):
model = User
fields = ('username', 'email', 'first_name', 'last_name')
form = CustomUserCreationForm({
'username': 'testuser',
'password1': 'testpassword',
'password2': 'testpassword',
'first_name': 'testpassword',
'last_name': 'lastname',
})
self.assertFalse(form.is_valid())
self.assertEqual(
form.errors['password2'],
['The password is too similar to the first name.'],
)
def test_username_field_autocapitalize_none(self):
form = UserCreationForm()
self.assertEqual(form.fields['username'].widget.attrs.get('autocapitalize'), 'none')
def test_html_autocomplete_attributes(self):
form = UserCreationForm()
tests = (
('username', 'username'),
('password1', 'new-password'),
('password2', 'new-password'),
)
for field_name, autocomplete in tests:
with self.subTest(field_name=field_name, autocomplete=autocomplete):
self.assertEqual(form.fields[field_name].widget.attrs['autocomplete'], autocomplete)
# To verify that the login form rejects inactive users, use an authentication
# backend that allows them.
@override_settings(AUTHENTICATION_BACKENDS=['django.contrib.auth.backends.AllowAllUsersModelBackend'])
class AuthenticationFormTest(TestDataMixin, TestCase):
def test_invalid_username(self):
# The user submits an invalid username.
data = {
'username': 'jsmith_does_not_exist',
'password': 'test123',
}
form = AuthenticationForm(None, data)
self.assertFalse(form.is_valid())
self.assertEqual(
form.non_field_errors(), [
form.error_messages['invalid_login'] % {
'username': User._meta.get_field('username').verbose_name
}
]
)
def test_inactive_user(self):
# The user is inactive.
data = {
'username': 'inactive',
'password': 'password',
}
form = AuthenticationForm(None, data)
self.assertFalse(form.is_valid())
self.assertEqual(form.non_field_errors(), [str(form.error_messages['inactive'])])
# Use an authentication backend that rejects inactive users.
@override_settings(AUTHENTICATION_BACKENDS=['django.contrib.auth.backends.ModelBackend'])
def test_inactive_user_incorrect_password(self):
"""An invalid login doesn't leak the inactive status of a user."""
data = {
'username': 'inactive',
'password': 'incorrect',
}
form = AuthenticationForm(None, data)
self.assertFalse(form.is_valid())
self.assertEqual(
form.non_field_errors(), [
form.error_messages['invalid_login'] % {
'username': User._meta.get_field('username').verbose_name
}
]
)
def test_login_failed(self):
signal_calls = []
def signal_handler(**kwargs):
signal_calls.append(kwargs)
user_login_failed.connect(signal_handler)
fake_request = object()
try:
form = AuthenticationForm(fake_request, {
'username': 'testclient',
'password': 'incorrect',
})
self.assertFalse(form.is_valid())
self.assertIs(signal_calls[0]['request'], fake_request)
finally:
user_login_failed.disconnect(signal_handler)
def test_inactive_user_i18n(self):
with self.settings(USE_I18N=True), translation.override('pt-br', deactivate=True):
# The user is inactive.
data = {
'username': 'inactive',
'password': 'password',
}
form = AuthenticationForm(None, data)
self.assertFalse(form.is_valid())
self.assertEqual(form.non_field_errors(), [str(form.error_messages['inactive'])])
# Use an authentication backend that allows inactive users.
@override_settings(AUTHENTICATION_BACKENDS=['django.contrib.auth.backends.AllowAllUsersModelBackend'])
def test_custom_login_allowed_policy(self):
# The user is inactive, but our custom form policy allows them to log in.
data = {
'username': 'inactive',
'password': 'password',
}
class AuthenticationFormWithInactiveUsersOkay(AuthenticationForm):
def confirm_login_allowed(self, user):
pass
form = AuthenticationFormWithInactiveUsersOkay(None, data)
self.assertTrue(form.is_valid())
# If we want to disallow some logins according to custom logic,
# we should raise a django.forms.ValidationError in the form.
class PickyAuthenticationForm(AuthenticationForm):
def confirm_login_allowed(self, user):
if user.username == "inactive":
raise forms.ValidationError("This user is disallowed.")
raise forms.ValidationError("Sorry, nobody's allowed in.")
form = PickyAuthenticationForm(None, data)
self.assertFalse(form.is_valid())
self.assertEqual(form.non_field_errors(), ['This user is disallowed.'])
data = {
'username': 'testclient',
'password': 'password',
}
form = PickyAuthenticationForm(None, data)
self.assertFalse(form.is_valid())
self.assertEqual(form.non_field_errors(), ["Sorry, nobody's allowed in."])
def test_success(self):
# The success case
data = {
'username': 'testclient',
'password': 'password',
}
form = AuthenticationForm(None, data)
self.assertTrue(form.is_valid())
self.assertEqual(form.non_field_errors(), [])
def test_unicode_username(self):
User.objects.create_user(username='Σαρα', password='pwd')
data = {
'username': 'Σαρα',
'password': 'pwd',
}
form = AuthenticationForm(None, data)
self.assertTrue(form.is_valid())
self.assertEqual(form.non_field_errors(), [])
@override_settings(AUTH_USER_MODEL='auth_tests.CustomEmailField')
def test_username_field_max_length_matches_user_model(self):
self.assertEqual(CustomEmailField._meta.get_field('username').max_length, 255)
data = {
'username': 'u' * 255,
'password': 'pwd',
'email': 'test@example.com',
}
CustomEmailField.objects.create_user(**data)
form = AuthenticationForm(None, data)
self.assertEqual(form.fields['username'].max_length, 255)
self.assertEqual(form.errors, {})
@override_settings(AUTH_USER_MODEL='auth_tests.IntegerUsernameUser')
def test_username_field_max_length_defaults_to_254(self):
self.assertIsNone(IntegerUsernameUser._meta.get_field('username').max_length)
data = {
'username': '0123456',
'password': 'password',
}
IntegerUsernameUser.objects.create_user(**data)
form = AuthenticationForm(None, data)
self.assertEqual(form.fields['username'].max_length, 254)
self.assertEqual(form.errors, {})
def test_username_field_label(self):
class CustomAuthenticationForm(AuthenticationForm):
username = CharField(label="Name", max_length=75)
form = CustomAuthenticationForm()
self.assertEqual(form['username'].label, "Name")
def test_username_field_label_not_set(self):
class CustomAuthenticationForm(AuthenticationForm):
username = CharField()
form = CustomAuthenticationForm()
username_field = User._meta.get_field(User.USERNAME_FIELD)
self.assertEqual(form.fields['username'].label, capfirst(username_field.verbose_name))
def test_username_field_autocapitalize_none(self):
form = AuthenticationForm()
self.assertEqual(form.fields['username'].widget.attrs.get('autocapitalize'), 'none')
def test_username_field_label_empty_string(self):
class CustomAuthenticationForm(AuthenticationForm):
username = CharField(label='')
form = CustomAuthenticationForm()
self.assertEqual(form.fields['username'].label, "")
def test_password_whitespace_not_stripped(self):
data = {
'username': 'testuser',
'password': ' pass ',
}
form = AuthenticationForm(None, data)
form.is_valid() # Not necessary to have valid credentails for the test.
self.assertEqual(form.cleaned_data['password'], data['password'])
@override_settings(AUTH_USER_MODEL='auth_tests.IntegerUsernameUser')
def test_integer_username(self):
class CustomAuthenticationForm(AuthenticationForm):
username = IntegerField()
user = IntegerUsernameUser.objects.create_user(username=0, password='pwd')
data = {
'username': 0,
'password': 'pwd',
}
form = CustomAuthenticationForm(None, data)
self.assertTrue(form.is_valid())
self.assertEqual(form.cleaned_data['username'], data['username'])
self.assertEqual(form.cleaned_data['password'], data['password'])
self.assertEqual(form.errors, {})
self.assertEqual(form.user_cache, user)
def test_get_invalid_login_error(self):
error = AuthenticationForm().get_invalid_login_error()
self.assertIsInstance(error, forms.ValidationError)
self.assertEqual(
error.message,
'Please enter a correct %(username)s and password. Note that both '
'fields may be case-sensitive.',
)
self.assertEqual(error.code, 'invalid_login')
self.assertEqual(error.params, {'username': 'username'})
def test_html_autocomplete_attributes(self):
form = AuthenticationForm()
tests = (
('username', 'username'),
('password', 'current-password'),
)
for field_name, autocomplete in tests:
with self.subTest(field_name=field_name, autocomplete=autocomplete):
self.assertEqual(form.fields[field_name].widget.attrs['autocomplete'], autocomplete)
class SetPasswordFormTest(TestDataMixin, TestCase):
def test_password_verification(self):
# The two new passwords do not match.
user = User.objects.get(username='testclient')
data = {
'new_password1': 'abc123',
'new_password2': 'abc',
}
form = SetPasswordForm(user, data)
self.assertFalse(form.is_valid())
self.assertEqual(
form["new_password2"].errors,
[str(form.error_messages['password_mismatch'])]
)
@mock.patch('django.contrib.auth.password_validation.password_changed')
def test_success(self, password_changed):
user = User.objects.get(username='testclient')
data = {
'new_password1': 'abc123',
'new_password2': 'abc123',
}
form = SetPasswordForm(user, data)
self.assertTrue(form.is_valid())
form.save(commit=False)
self.assertEqual(password_changed.call_count, 0)
form.save()
self.assertEqual(password_changed.call_count, 1)
@override_settings(AUTH_PASSWORD_VALIDATORS=[
{'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator'},
{'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator', 'OPTIONS': {
'min_length': 12,
}},
])
def test_validates_password(self):
user = User.objects.get(username='testclient')
data = {
'new_password1': 'testclient',
'new_password2': 'testclient',
}
form = SetPasswordForm(user, data)
self.assertFalse(form.is_valid())
self.assertEqual(len(form["new_password2"].errors), 2)
self.assertIn('The password is too similar to the username.', form["new_password2"].errors)
self.assertIn(
'This password is too short. It must contain at least 12 characters.',
form["new_password2"].errors
)
def test_password_whitespace_not_stripped(self):
user = User.objects.get(username='testclient')
data = {
'new_password1': ' password ',
'new_password2': ' password ',
}
form = SetPasswordForm(user, data)
self.assertTrue(form.is_valid())
self.assertEqual(form.cleaned_data['new_password1'], data['new_password1'])
self.assertEqual(form.cleaned_data['new_password2'], data['new_password2'])
@override_settings(AUTH_PASSWORD_VALIDATORS=[
{'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator'},
{'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator', 'OPTIONS': {
'min_length': 12,
}},
])
def test_help_text_translation(self):
french_help_texts = [
'Votre mot de passe ne peut pas trop ressembler à vos autres informations personnelles.',
'Votre mot de passe doit contenir au minimum 12 caractères.',
]
form = SetPasswordForm(self.u1)
with translation.override('fr'):
html = form.as_p()
for french_text in french_help_texts:
self.assertIn(french_text, html)
def test_html_autocomplete_attributes(self):
form = SetPasswordForm(self.u1)
tests = (
('new_password1', 'new-password'),
('new_password2', 'new-password'),
)
for field_name, autocomplete in tests:
with self.subTest(field_name=field_name, autocomplete=autocomplete):
self.assertEqual(form.fields[field_name].widget.attrs['autocomplete'], autocomplete)
class PasswordChangeFormTest(TestDataMixin, TestCase):
def test_incorrect_password(self):
user = User.objects.get(username='testclient')
data = {
'old_password': 'test',
'new_password1': 'abc123',
'new_password2': 'abc123',
}
form = PasswordChangeForm(user, data)
self.assertFalse(form.is_valid())
self.assertEqual(form["old_password"].errors, [str(form.error_messages['password_incorrect'])])
def test_password_verification(self):
# The two new passwords do not match.
user = User.objects.get(username='testclient')
data = {
'old_password': 'password',
'new_password1': 'abc123',
'new_password2': 'abc',
}
form = PasswordChangeForm(user, data)
self.assertFalse(form.is_valid())
self.assertEqual(form["new_password2"].errors, [str(form.error_messages['password_mismatch'])])
@mock.patch('django.contrib.auth.password_validation.password_changed')
def test_success(self, password_changed):
# The success case.
user = User.objects.get(username='testclient')
data = {
'old_password': 'password',
'new_password1': 'abc123',
'new_password2': 'abc123',
}
form = PasswordChangeForm(user, data)
self.assertTrue(form.is_valid())
form.save(commit=False)
self.assertEqual(password_changed.call_count, 0)
form.save()
self.assertEqual(password_changed.call_count, 1)
def test_field_order(self):
# Regression test - check the order of fields:
user = User.objects.get(username='testclient')
self.assertEqual(list(PasswordChangeForm(user, {}).fields), ['old_password', 'new_password1', 'new_password2'])
def test_password_whitespace_not_stripped(self):
user = User.objects.get(username='testclient')
user.set_password(' oldpassword ')
data = {
'old_password': ' oldpassword ',
'new_password1': ' pass ',
'new_password2': ' pass ',
}
form = PasswordChangeForm(user, data)
self.assertTrue(form.is_valid())
self.assertEqual(form.cleaned_data['old_password'], data['old_password'])
self.assertEqual(form.cleaned_data['new_password1'], data['new_password1'])
self.assertEqual(form.cleaned_data['new_password2'], data['new_password2'])
def test_html_autocomplete_attributes(self):
user = User.objects.get(username='testclient')
form = PasswordChangeForm(user)
self.assertEqual(form.fields['old_password'].widget.attrs['autocomplete'], 'current-password')
class UserChangeFormTest(TestDataMixin, TestCase):
def test_username_validity(self):
user = User.objects.get(username='testclient')
data = {'username': 'not valid'}
form = UserChangeForm(data, instance=user)
self.assertFalse(form.is_valid())
validator = next(v for v in User._meta.get_field('username').validators if v.code == 'invalid')
self.assertEqual(form["username"].errors, [str(validator.message)])
def test_bug_14242(self):
# A regression test, introduce by adding an optimization for the
# UserChangeForm.
class MyUserForm(UserChangeForm):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.fields['groups'].help_text = 'These groups give users different permissions'
class Meta(UserChangeForm.Meta):
fields = ('groups',)
# Just check we can create it
MyUserForm({})
def test_unusable_password(self):
user = User.objects.get(username='empty_password')
user.set_unusable_password()
user.save()
form = UserChangeForm(instance=user)
self.assertIn(_("No password set."), form.as_table())
def test_bug_17944_empty_password(self):
user = User.objects.get(username='empty_password')
form = UserChangeForm(instance=user)
self.assertIn(_("No password set."), form.as_table())
def test_bug_17944_unmanageable_password(self):
user = User.objects.get(username='unmanageable_password')
form = UserChangeForm(instance=user)
self.assertIn(_("Invalid password format or unknown hashing algorithm."), form.as_table())
def test_bug_17944_unknown_password_algorithm(self):
user = User.objects.get(username='unknown_password')
form = UserChangeForm(instance=user)
self.assertIn(_("Invalid password format or unknown hashing algorithm."), form.as_table())
def test_bug_19133(self):
"The change form does not return the password value"
# Use the form to construct the POST data
user = User.objects.get(username='testclient')
form_for_data = UserChangeForm(instance=user)
post_data = form_for_data.initial
# The password field should be readonly, so anything
# posted here should be ignored; the form will be
# valid, and give back the 'initial' value for the
# password field.
post_data['password'] = 'new password'
form = UserChangeForm(instance=user, data=post_data)
self.assertTrue(form.is_valid())
# original hashed password contains $
self.assertIn('$', form.cleaned_data['password'])
def test_bug_19349_bound_password_field(self):
user = User.objects.get(username='testclient')
form = UserChangeForm(data={}, instance=user)
# When rendering the bound password field,
# ReadOnlyPasswordHashWidget needs the initial
# value to render correctly
self.assertEqual(form.initial['password'], form['password'].value())
def test_custom_form(self):
class CustomUserChangeForm(UserChangeForm):
class Meta(UserChangeForm.Meta):
model = ExtensionUser
fields = ('username', 'password', 'date_of_birth',)
user = User.objects.get(username='testclient')
data = {
'username': 'testclient',
'password': 'testclient',
'date_of_birth': '1998-02-24',
}
form = CustomUserChangeForm(data, instance=user)
self.assertTrue(form.is_valid())
form.save()
self.assertEqual(form.cleaned_data['username'], 'testclient')
self.assertEqual(form.cleaned_data['date_of_birth'], datetime.date(1998, 2, 24))
def test_password_excluded(self):
class UserChangeFormWithoutPassword(UserChangeForm):
password = None
class Meta:
model = User
exclude = ['password']
form = UserChangeFormWithoutPassword()
self.assertNotIn('password', form.fields)
def test_username_field_autocapitalize_none(self):
form = UserChangeForm()
self.assertEqual(form.fields['username'].widget.attrs.get('autocapitalize'), 'none')
@override_settings(TEMPLATES=AUTH_TEMPLATES)
class PasswordResetFormTest(TestDataMixin, TestCase):
@classmethod
def setUpClass(cls):
super().setUpClass()
# This cleanup is necessary because contrib.sites cache
# makes tests interfere with each other, see #11505
Site.objects.clear_cache()
def create_dummy_user(self):
"""
Create a user and return a tuple (user_object, username, email).
"""
username = 'jsmith'
email = 'jsmith@example.com'
user = User.objects.create_user(username, email, 'test123')
return (user, username, email)
def test_invalid_email(self):
data = {'email': 'not valid'}
form = PasswordResetForm(data)
self.assertFalse(form.is_valid())
self.assertEqual(form['email'].errors, [_('Enter a valid email address.')])
def test_nonexistent_email(self):
"""
Test nonexistent email address. This should not fail because it would
expose information about registered users.
"""
data = {'email': 'foo@bar.com'}
form = PasswordResetForm(data)
self.assertTrue(form.is_valid())
self.assertEqual(len(mail.outbox), 0)
def test_cleaned_data(self):
(user, username, email) = self.create_dummy_user()
data = {'email': email}
form = PasswordResetForm(data)
self.assertTrue(form.is_valid())
form.save(domain_override='example.com')
self.assertEqual(form.cleaned_data['email'], email)
self.assertEqual(len(mail.outbox), 1)
def test_custom_email_subject(self):
data = {'email': 'testclient@example.com'}
form = PasswordResetForm(data)
self.assertTrue(form.is_valid())
# Since we're not providing a request object, we must provide a
# domain_override to prevent the save operation from failing in the
# potential case where contrib.sites is not installed. Refs #16412.
form.save(domain_override='example.com')
self.assertEqual(len(mail.outbox), 1)
self.assertEqual(mail.outbox[0].subject, 'Custom password reset on example.com')
def test_custom_email_constructor(self):
data = {'email': 'testclient@example.com'}
class CustomEmailPasswordResetForm(PasswordResetForm):
def send_mail(self, subject_template_name, email_template_name,
context, from_email, to_email,
html_email_template_name=None):
EmailMultiAlternatives(
"Forgot your password?",
"Sorry to hear you forgot your password.",
None, [to_email],
['site_monitor@example.com'],
headers={'Reply-To': 'webmaster@example.com'},
alternatives=[
("Really sorry to hear you forgot your password.", "text/html")
],
).send()
form = CustomEmailPasswordResetForm(data)
self.assertTrue(form.is_valid())
# Since we're not providing a request object, we must provide a
# domain_override to prevent the save operation from failing in the
# potential case where contrib.sites is not installed. Refs #16412.
form.save(domain_override='example.com')
self.assertEqual(len(mail.outbox), 1)
self.assertEqual(mail.outbox[0].subject, 'Forgot your password?')
self.assertEqual(mail.outbox[0].bcc, ['site_monitor@example.com'])
self.assertEqual(mail.outbox[0].content_subtype, "plain")
def test_preserve_username_case(self):
"""
Preserve the case of the user name (before the @ in the email address)
when creating a user (#5605).
"""
user = User.objects.create_user('forms_test2', 'tesT@EXAMple.com', 'test')
self.assertEqual(user.email, 'tesT@example.com')
user = User.objects.create_user('forms_test3', 'tesT', 'test')
self.assertEqual(user.email, 'tesT')
def test_inactive_user(self):
"""
Inactive user cannot receive password reset email.
"""
(user, username, email) = self.create_dummy_user()
user.is_active = False
user.save()
form = PasswordResetForm({'email': email})
self.assertTrue(form.is_valid())
form.save()
self.assertEqual(len(mail.outbox), 0)
def test_unusable_password(self):
user = User.objects.create_user('testuser', 'test@example.com', 'test')
data = {"email": "test@example.com"}
form = PasswordResetForm(data)
self.assertTrue(form.is_valid())
user.set_unusable_password()
user.save()
form = PasswordResetForm(data)
# The form itself is valid, but no email is sent
self.assertTrue(form.is_valid())
form.save()
self.assertEqual(len(mail.outbox), 0)
def test_save_plaintext_email(self):
"""
Test the PasswordResetForm.save() method with no html_email_template_name
parameter passed in.
Test to ensure original behavior is unchanged after the parameter was added.
"""
(user, username, email) = self.create_dummy_user()
form = PasswordResetForm({"email": email})
self.assertTrue(form.is_valid())
form.save()
self.assertEqual(len(mail.outbox), 1)
message = mail.outbox[0].message()
self.assertFalse(message.is_multipart())
self.assertEqual(message.get_content_type(), 'text/plain')
self.assertEqual(message.get('subject'), 'Custom password reset on example.com')
self.assertEqual(len(mail.outbox[0].alternatives), 0)
self.assertEqual(message.get_all('to'), [email])
self.assertTrue(re.match(r'^http://example.com/reset/[\w+/-]', message.get_payload()))
def test_save_html_email_template_name(self):
"""
Test the PasswordResetForm.save() method with html_email_template_name
parameter specified.
Test to ensure that a multipart email is sent with both text/plain
and text/html parts.
"""
(user, username, email) = self.create_dummy_user()
form = PasswordResetForm({"email": email})
self.assertTrue(form.is_valid())
form.save(html_email_template_name='registration/html_password_reset_email.html')
self.assertEqual(len(mail.outbox), 1)
self.assertEqual(len(mail.outbox[0].alternatives), 1)
message = mail.outbox[0].message()
self.assertEqual(message.get('subject'), 'Custom password reset on example.com')
self.assertEqual(len(message.get_payload()), 2)
self.assertTrue(message.is_multipart())
self.assertEqual(message.get_payload(0).get_content_type(), 'text/plain')
self.assertEqual(message.get_payload(1).get_content_type(), 'text/html')
self.assertEqual(message.get_all('to'), [email])
self.assertTrue(re.match(r'^http://example.com/reset/[\w/-]+', message.get_payload(0).get_payload()))
self.assertTrue(re.match(
r'^<html><a href="http://example.com/reset/[\w/-]+/">Link</a></html>$',
message.get_payload(1).get_payload()
))
@override_settings(AUTH_USER_MODEL='auth_tests.CustomEmailField')
def test_custom_email_field(self):
email = 'test@mail.com'
CustomEmailField.objects.create_user('test name', 'test password', email)
form = PasswordResetForm({'email': email})
self.assertTrue(form.is_valid())
form.save()
self.assertEqual(form.cleaned_data['email'], email)
self.assertEqual(len(mail.outbox), 1)
self.assertEqual(mail.outbox[0].to, [email])
def test_html_autocomplete_attributes(self):
form = PasswordResetForm()
self.assertEqual(form.fields['email'].widget.attrs['autocomplete'], 'email')
class ReadOnlyPasswordHashTest(SimpleTestCase):
def test_bug_19349_render_with_none_value(self):
# Rendering the widget with value set to None
# mustn't raise an exception.
widget = ReadOnlyPasswordHashWidget()
html = widget.render(name='password', value=None, attrs={})
self.assertIn(_("No password set."), html)
@override_settings(PASSWORD_HASHERS=['django.contrib.auth.hashers.PBKDF2PasswordHasher'])
def test_render(self):
widget = ReadOnlyPasswordHashWidget()
value = 'pbkdf2_sha256$100000$a6Pucb1qSFcD$WmCkn9Hqidj48NVe5x0FEM6A9YiOqQcl/83m2Z5udm0='
self.assertHTMLEqual(
widget.render('name', value, {'id': 'id_password'}),
"""
<div id="id_password">
<strong>algorithm</strong>: pbkdf2_sha256
<strong>iterations</strong>: 100000
<strong>salt</strong>: a6Pucb******
<strong>hash</strong>: WmCkn9**************************************
</div>
"""
)
def test_readonly_field_has_changed(self):
field = ReadOnlyPasswordHashField()
self.assertFalse(field.has_changed('aaa', 'bbb'))
class AdminPasswordChangeFormTest(TestDataMixin, TestCase):
@mock.patch('django.contrib.auth.password_validation.password_changed')
def test_success(self, password_changed):
user = User.objects.get(username='testclient')
data = {
'password1': 'test123',
'password2': 'test123',
}
form = AdminPasswordChangeForm(user, data)
self.assertTrue(form.is_valid())
form.save(commit=False)
self.assertEqual(password_changed.call_count, 0)
form.save()
self.assertEqual(password_changed.call_count, 1)
def test_password_whitespace_not_stripped(self):
user = User.objects.get(username='testclient')
data = {
'password1': ' pass ',
'password2': ' pass ',
}
form = AdminPasswordChangeForm(user, data)
self.assertTrue(form.is_valid())
self.assertEqual(form.cleaned_data['password1'], data['password1'])
self.assertEqual(form.cleaned_data['password2'], data['password2'])
def test_non_matching_passwords(self):
user = User.objects.get(username='testclient')
data = {'password1': 'password1', 'password2': 'password2'}
form = AdminPasswordChangeForm(user, data)
self.assertEqual(form.errors['password2'], [form.error_messages['password_mismatch']])
def test_missing_passwords(self):
user = User.objects.get(username='testclient')
data = {'password1': '', 'password2': ''}
form = AdminPasswordChangeForm(user, data)
required_error = [Field.default_error_messages['required']]
self.assertEqual(form.errors['password1'], required_error)
self.assertEqual(form.errors['password2'], required_error)
def test_one_password(self):
user = User.objects.get(username='testclient')
form1 = AdminPasswordChangeForm(user, {'password1': '', 'password2': 'test'})
required_error = [Field.default_error_messages['required']]
self.assertEqual(form1.errors['password1'], required_error)
self.assertNotIn('password2', form1.errors)
form2 = AdminPasswordChangeForm(user, {'password1': 'test', 'password2': ''})
self.assertEqual(form2.errors['password2'], required_error)
self.assertNotIn('password1', form2.errors)
def test_html_autocomplete_attributes(self):
user = User.objects.get(username='testclient')
form = AdminPasswordChangeForm(user)
tests = (
('password1', 'new-password'),
('password2', 'new-password'),
)
for field_name, autocomplete in tests:
with self.subTest(field_name=field_name, autocomplete=autocomplete):
self.assertEqual(form.fields[field_name].widget.attrs['autocomplete'], autocomplete)