django-rest-framework/tests/test_authtoken.py

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from io import StringIO
import pytest
from django.contrib.admin import site
from django.contrib.auth.models import User
from django.core.management import CommandError, call_command
from django.test import TestCase
from rest_framework.authtoken.admin import TokenAdmin
from rest_framework.authtoken.management.commands.drf_create_token import \
Command as AuthTokenCommand
from rest_framework.authtoken.models import Token
from rest_framework.authtoken.serializers import AuthTokenSerializer
from rest_framework.exceptions import ValidationError
class AuthTokenTests(TestCase):
def setUp(self):
self.site = site
self.user = User.objects.create_user(username='test_user')
self.token = Token.objects.create(key='test token', user=self.user)
def test_model_admin_displayed_fields(self):
mock_request = object()
token_admin = TokenAdmin(self.token, self.site)
assert token_admin.get_fields(mock_request) == ('user',)
def test_token_string_representation(self):
assert str(self.token) == 'test token'
def test_validate_raise_error_if_no_credentials_provided(self):
with pytest.raises(ValidationError):
AuthTokenSerializer().validate({})
def test_whitespace_in_password(self):
data = {'username': self.user.username, 'password': 'test pass '}
self.user.set_password(data['password'])
self.user.save()
assert AuthTokenSerializer(data=data).is_valid()
class AuthTokenCommandTests(TestCase):
def setUp(self):
self.site = site
self.user = User.objects.create_user(username='test_user')
def test_command_create_user_token(self):
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token = AuthTokenCommand().create_user_token(self.user.username, False)
assert token is not None
token_saved = Token.objects.first()
assert token.key == token_saved.key
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def test_command_create_user_token_invalid_user(self):
with pytest.raises(User.DoesNotExist):
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AuthTokenCommand().create_user_token('not_existing_user', False)
def test_command_reset_user_token(self):
AuthTokenCommand().create_user_token(self.user.username, False)
first_token_key = Token.objects.first().key
AuthTokenCommand().create_user_token(self.user.username, True)
second_token_key = Token.objects.first().key
assert first_token_key != second_token_key
def test_command_do_not_reset_user_token(self):
AuthTokenCommand().create_user_token(self.user.username, False)
first_token_key = Token.objects.first().key
AuthTokenCommand().create_user_token(self.user.username, False)
second_token_key = Token.objects.first().key
assert first_token_key == second_token_key
def test_command_raising_error_for_invalid_user(self):
out = StringIO()
with pytest.raises(CommandError):
call_command('drf_create_token', 'not_existing_user', stdout=out)
def test_command_output(self):
out = StringIO()
call_command('drf_create_token', self.user.username, stdout=out)
token_saved = Token.objects.first()
self.assertIn('Generated token', out.getvalue())
self.assertIn(self.user.username, out.getvalue())
self.assertIn(token_saved.key, out.getvalue())