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test_client.py
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test_client.py
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#!/usr/bin/python2.4
#
# Copyright 2014 Google Inc. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Oauth2client tests
Unit tests for oauth2client.
"""
import base64
import contextlib
import datetime
import json
import os
import socket
import sys
import time
import unittest
import mock
import six
from six.moves import http_client
from six.moves import urllib
from .http_mock import CacheMock
from .http_mock import HttpMock
from .http_mock import HttpMockSequence
from oauth2client import GOOGLE_REVOKE_URI
from oauth2client import GOOGLE_TOKEN_URI
from oauth2client import GOOGLE_TOKEN_INFO_URI
from oauth2client import client
from oauth2client import util as oauth2client_util
from oauth2client.client import AccessTokenCredentials
from oauth2client.client import AccessTokenCredentialsError
from oauth2client.client import HttpAccessTokenRefreshError
from oauth2client.client import ADC_HELP_MSG
from oauth2client.client import AssertionCredentials
from oauth2client.client import AUTHORIZED_USER
from oauth2client.client import Credentials
from oauth2client.client import DEFAULT_ENV_NAME
from oauth2client.client import Error
from oauth2client.client import ApplicationDefaultCredentialsError
from oauth2client.client import FlowExchangeError
from oauth2client.client import GoogleCredentials
from oauth2client.client import GOOGLE_APPLICATION_CREDENTIALS
from oauth2client.client import MemoryCache
from oauth2client.client import NonAsciiHeaderError
from oauth2client.client import OAuth2Credentials
from oauth2client.client import OAuth2WebServerFlow
from oauth2client.client import OOB_CALLBACK_URN
from oauth2client.client import REFRESH_STATUS_CODES
from oauth2client.client import SERVICE_ACCOUNT
from oauth2client.client import Storage
from oauth2client.client import TokenRevokeError
from oauth2client.client import VerifyJwtTokenError
from oauth2client.client import _extract_id_token
from oauth2client.client import _get_application_default_credential_from_file
from oauth2client.client import _get_environment_variable_file
from oauth2client.client import _get_well_known_file
from oauth2client.client import _in_gae_environment
from oauth2client.client import _in_gce_environment
from oauth2client.client import _raise_exception_for_missing_fields
from oauth2client.client import _raise_exception_for_reading_json
from oauth2client.client import _update_query_params
from oauth2client.client import credentials_from_clientsecrets_and_code
from oauth2client.client import credentials_from_code
from oauth2client.client import flow_from_clientsecrets
from oauth2client.client import save_to_well_known_file
from oauth2client.clientsecrets import _loadfile
from oauth2client.service_account import _ServiceAccountCredentials
__author__ = '[email protected] (Joe Gregorio)'
DATA_DIR = os.path.join(os.path.dirname(__file__), 'data')
# TODO(craigcitro): This is duplicated from
# googleapiclient.test_discovery; consolidate these definitions.
def assertUrisEqual(testcase, expected, actual):
"""Test that URIs are the same, up to reordering of query parameters."""
expected = urllib.parse.urlparse(expected)
actual = urllib.parse.urlparse(actual)
testcase.assertEqual(expected.scheme, actual.scheme)
testcase.assertEqual(expected.netloc, actual.netloc)
testcase.assertEqual(expected.path, actual.path)
testcase.assertEqual(expected.params, actual.params)
testcase.assertEqual(expected.fragment, actual.fragment)
expected_query = urllib.parse.parse_qs(expected.query)
actual_query = urllib.parse.parse_qs(actual.query)
for name in expected_query.keys():
testcase.assertEqual(expected_query[name], actual_query[name])
for name in actual_query.keys():
testcase.assertEqual(expected_query[name], actual_query[name])
def datafile(filename):
return os.path.join(DATA_DIR, filename)
def load_and_cache(existing_file, fakename, cache_mock):
client_type, client_info = _loadfile(datafile(existing_file))
cache_mock.cache[fakename] = {client_type: client_info}
class CredentialsTests(unittest.TestCase):
def test_to_from_json(self):
credentials = Credentials()
json = credentials.to_json()
restored = Credentials.new_from_json(json)
@contextlib.contextmanager
def mock_module_import(module):
"""Place a dummy objects in sys.modules to mock an import test."""
parts = module.split('.')
entries = ['.'.join(parts[:i + 1]) for i in range(len(parts))]
for entry in entries:
sys.modules[entry] = object()
try:
yield
finally:
for entry in entries:
del sys.modules[entry]
class GoogleCredentialsTests(unittest.TestCase):
def setUp(self):
self.os_name = os.name
from oauth2client import client
client.SETTINGS.env_name = None
def tearDown(self):
self.reset_env('SERVER_SOFTWARE')
self.reset_env(GOOGLE_APPLICATION_CREDENTIALS)
self.reset_env('APPDATA')
os.name = self.os_name
def reset_env(self, env):
"""Set the environment variable 'env' to 'value'."""
os.environ.pop(env, None)
def validate_service_account_credentials(self, credentials):
self.assertTrue(isinstance(credentials, _ServiceAccountCredentials))
self.assertEqual('123', credentials._service_account_id)
self.assertEqual('[email protected]',
credentials._service_account_email)
self.assertEqual('ABCDEF', credentials._private_key_id)
self.assertEqual('', credentials._scopes)
def validate_google_credentials(self, credentials):
self.assertTrue(isinstance(credentials, GoogleCredentials))
self.assertEqual(None, credentials.access_token)
self.assertEqual('123', credentials.client_id)
self.assertEqual('secret', credentials.client_secret)
self.assertEqual('alabalaportocala', credentials.refresh_token)
self.assertEqual(None, credentials.token_expiry)
self.assertEqual(GOOGLE_TOKEN_URI, credentials.token_uri)
self.assertEqual('Python client library', credentials.user_agent)
def get_a_google_credentials_object(self):
return GoogleCredentials(None, None, None, None,
None, None, None, None)
def test_create_scoped_required(self):
self.assertFalse(
self.get_a_google_credentials_object().create_scoped_required())
def test_create_scoped(self):
credentials = self.get_a_google_credentials_object()
self.assertEqual(credentials, credentials.create_scoped(None))
self.assertEqual(credentials,
credentials.create_scoped(['dummy_scope']))
def test_environment_check_gae_production(self):
with mock_module_import('google.appengine'):
self._environment_check_gce_helper(
server_software='Google App Engine/XYZ')
def test_environment_check_gae_local(self):
with mock_module_import('google.appengine'):
self._environment_check_gce_helper(
server_software='Development/XYZ')
def test_environment_check_fastpath(self):
with mock_module_import('google.appengine'):
self._environment_check_gce_helper(
server_software='Development/XYZ')
def test_environment_caching(self):
os.environ['SERVER_SOFTWARE'] = 'Development/XYZ'
with mock_module_import('google.appengine'):
self.assertTrue(_in_gae_environment())
os.environ['SERVER_SOFTWARE'] = ''
# Even though we no longer pass the environment check, it
# is cached.
self.assertTrue(_in_gae_environment())
def _environment_check_gce_helper(self, status_ok=True, socket_error=False,
server_software=''):
response = mock.MagicMock()
if status_ok:
response.status = 200
response.getheader = mock.MagicMock(
name='getheader',
return_value=client._DESIRED_METADATA_FLAVOR)
else:
response.status = 404
connection = mock.MagicMock()
connection.getresponse = mock.MagicMock(name='getresponse',
return_value=response)
if socket_error:
connection.getresponse.side_effect = socket.error()
with mock.patch('oauth2client.client.os') as os_module:
os_module.environ = {client._SERVER_SOFTWARE: server_software}
with mock.patch('oauth2client.client.six') as six_module:
http_client = six_module.moves.http_client
http_client.HTTPConnection = mock.MagicMock(
name='HTTPConnection', return_value=connection)
if server_software == '':
self.assertFalse(_in_gae_environment())
else:
self.assertTrue(_in_gae_environment())
if status_ok and not socket_error and server_software == '':
self.assertTrue(_in_gce_environment())
else:
self.assertFalse(_in_gce_environment())
if server_software == '':
http_client.HTTPConnection.assert_called_once_with(
client._GCE_METADATA_HOST, timeout=1)
connection.getresponse.assert_called_once_with()
# Remaining calls are not "getresponse"
headers = {
client._METADATA_FLAVOR_HEADER: (
client._DESIRED_METADATA_FLAVOR),
}
self.assertEqual(connection.method_calls, [
mock.call.request('GET', '/',
headers=headers),
mock.call.close(),
])
self.assertEqual(response.method_calls, [])
if status_ok and not socket_error:
response.getheader.assert_called_once_with(
client._METADATA_FLAVOR_HEADER)
else:
self.assertEqual(http_client.HTTPConnection.mock_calls, [])
self.assertEqual(connection.getresponse.mock_calls, [])
# Remaining calls are not "getresponse"
self.assertEqual(connection.method_calls, [])
self.assertEqual(response.method_calls, [])
self.assertEqual(response.getheader.mock_calls, [])
def test_environment_check_gce_production(self):
self._environment_check_gce_helper(status_ok=True)
def test_environment_check_gce_prod_with_working_gae_imports(self):
with mock_module_import('google.appengine'):
self._environment_check_gce_helper(status_ok=True)
def test_environment_check_gce_timeout(self):
self._environment_check_gce_helper(socket_error=True)
def test_environ_check_gae_module_unknown(self):
with mock_module_import('google.appengine'):
self._environment_check_gce_helper(status_ok=False)
def test_environment_check_unknown(self):
self._environment_check_gce_helper(status_ok=False)
def test_get_environment_variable_file(self):
environment_variable_file = datafile(
os.path.join('gcloud', 'application_default_credentials.json'))
os.environ[GOOGLE_APPLICATION_CREDENTIALS] = environment_variable_file
self.assertEqual(environment_variable_file,
_get_environment_variable_file())
def test_get_environment_variable_file_error(self):
nonexistent_file = datafile('nonexistent')
os.environ[GOOGLE_APPLICATION_CREDENTIALS] = nonexistent_file
# we can't use self.assertRaisesRegexp() because it is only in
# Python 2.7+
try:
_get_environment_variable_file()
self.fail(nonexistent_file + ' should not exist.')
except ApplicationDefaultCredentialsError as error:
self.assertEqual('File ' + nonexistent_file +
' (pointed by ' + GOOGLE_APPLICATION_CREDENTIALS +
' environment variable) does not exist!',
str(error))
def test_get_well_known_file_on_windows(self):
ORIGINAL_ISDIR = os.path.isdir
try:
os.path.isdir = lambda path: True
well_known_file = datafile(
os.path.join(client._CLOUDSDK_CONFIG_DIRECTORY,
'application_default_credentials.json'))
os.name = 'nt'
os.environ['APPDATA'] = DATA_DIR
self.assertEqual(well_known_file, _get_well_known_file())
finally:
os.path.isdir = ORIGINAL_ISDIR
def test_get_well_known_file_with_custom_config_dir(self):
ORIGINAL_ENVIRON = os.environ
ORIGINAL_ISDIR = os.path.isdir
CUSTOM_DIR = 'CUSTOM_DIR'
EXPECTED_FILE = os.path.join(CUSTOM_DIR,
'application_default_credentials.json')
try:
os.environ = {client._CLOUDSDK_CONFIG_ENV_VAR: CUSTOM_DIR}
os.path.isdir = lambda path: True
well_known_file = _get_well_known_file()
self.assertEqual(well_known_file, EXPECTED_FILE)
finally:
os.environ = ORIGINAL_ENVIRON
os.path.isdir = ORIGINAL_ISDIR
def test_get_adc_from_file_service_account(self):
credentials_file = datafile(
os.path.join('gcloud', 'application_default_credentials.json'))
credentials = _get_application_default_credential_from_file(
credentials_file)
self.validate_service_account_credentials(credentials)
def test_save_to_well_known_file_service_account(self):
credential_file = datafile(
os.path.join('gcloud', 'application_default_credentials.json'))
credentials = _get_application_default_credential_from_file(
credential_file)
temp_credential_file = datafile(
os.path.join('gcloud',
'temp_well_known_file_service_account.json'))
save_to_well_known_file(credentials, temp_credential_file)
with open(temp_credential_file) as f:
d = json.load(f)
self.assertEqual('service_account', d['type'])
self.assertEqual('123', d['client_id'])
self.assertEqual('[email protected]', d['client_email'])
self.assertEqual('ABCDEF', d['private_key_id'])
os.remove(temp_credential_file)
def test_save_well_known_file_with_non_existent_config_dir(self):
credential_file = datafile(
os.path.join('gcloud', 'application_default_credentials.json'))
credentials = _get_application_default_credential_from_file(
credential_file)
ORIGINAL_ISDIR = os.path.isdir
try:
os.path.isdir = lambda path: False
self.assertRaises(OSError, save_to_well_known_file, credentials)
finally:
os.path.isdir = ORIGINAL_ISDIR
def test_get_adc_from_file_authorized_user(self):
credentials_file = datafile(os.path.join(
'gcloud',
'application_default_credentials_authorized_user.json'))
credentials = _get_application_default_credential_from_file(
credentials_file)
self.validate_google_credentials(credentials)
def test_save_to_well_known_file_authorized_user(self):
credentials_file = datafile(os.path.join(
'gcloud',
'application_default_credentials_authorized_user.json'))
credentials = _get_application_default_credential_from_file(
credentials_file)
temp_credential_file = datafile(
os.path.join('gcloud',
'temp_well_known_file_authorized_user.json'))
save_to_well_known_file(credentials, temp_credential_file)
with open(temp_credential_file) as f:
d = json.load(f)
self.assertEqual('authorized_user', d['type'])
self.assertEqual('123', d['client_id'])
self.assertEqual('secret', d['client_secret'])
self.assertEqual('alabalaportocala', d['refresh_token'])
os.remove(temp_credential_file)
def test_get_application_default_credential_from_malformed_file_1(self):
credentials_file = datafile(
os.path.join('gcloud',
'application_default_credentials_malformed_1.json'))
# we can't use self.assertRaisesRegexp() because it is only in
# Python 2.7+
try:
_get_application_default_credential_from_file(credentials_file)
self.fail('An exception was expected!')
except ApplicationDefaultCredentialsError as error:
self.assertEqual("'type' field should be defined "
"(and have one of the '" + AUTHORIZED_USER +
"' or '" + SERVICE_ACCOUNT + "' values)",
str(error))
def test_get_application_default_credential_from_malformed_file_2(self):
credentials_file = datafile(
os.path.join('gcloud',
'application_default_credentials_malformed_2.json'))
# we can't use self.assertRaisesRegexp() because it is only in
# Python 2.7+
try:
_get_application_default_credential_from_file(credentials_file)
self.fail('An exception was expected!')
except ApplicationDefaultCredentialsError as error:
self.assertEqual(
'The following field(s) must be defined: private_key_id',
str(error))
def test_get_application_default_credential_from_malformed_file_3(self):
credentials_file = datafile(
os.path.join('gcloud',
'application_default_credentials_malformed_3.json'))
self.assertRaises(ValueError,
_get_application_default_credential_from_file,
credentials_file)
def test_raise_exception_for_missing_fields(self):
missing_fields = ['first', 'second', 'third']
# we can't use self.assertRaisesRegexp() because it is only in
# Python 2.7+
try:
_raise_exception_for_missing_fields(missing_fields)
self.fail('An exception was expected!')
except ApplicationDefaultCredentialsError as error:
self.assertEqual('The following field(s) must be defined: ' +
', '.join(missing_fields),
str(error))
def test_raise_exception_for_reading_json(self):
credential_file = 'any_file'
extra_help = ' be good'
error = ApplicationDefaultCredentialsError('stuff happens')
# we can't use self.assertRaisesRegexp() because it is only in
# Python 2.7+
try:
_raise_exception_for_reading_json(credential_file,
extra_help, error)
self.fail('An exception was expected!')
except ApplicationDefaultCredentialsError as ex:
self.assertEqual('An error was encountered while reading '
'json file: ' + credential_file +
extra_help + ': ' + str(error),
str(ex))
def test_get_adc_from_environment_variable_service_account(self):
os.environ['SERVER_SOFTWARE'] = ''
environment_variable_file = datafile(
os.path.join('gcloud', 'application_default_credentials.json'))
os.environ[GOOGLE_APPLICATION_CREDENTIALS] = environment_variable_file
self.validate_service_account_credentials(
GoogleCredentials.get_application_default())
def test_env_name(self):
from oauth2client import client
self.assertEqual(None, client.SETTINGS.env_name)
self.test_get_adc_from_environment_variable_service_account()
self.assertEqual(DEFAULT_ENV_NAME, client.SETTINGS.env_name)
def test_get_adc_from_environment_variable_authorized_user(self):
os.environ['SERVER_SOFTWARE'] = ''
environment_variable_file = datafile(os.path.join(
'gcloud',
'application_default_credentials_authorized_user.json'))
os.environ[GOOGLE_APPLICATION_CREDENTIALS] = environment_variable_file
self.validate_google_credentials(
GoogleCredentials.get_application_default())
def test_get_adc_from_environment_variable_malformed_file(self):
os.environ['SERVER_SOFTWARE'] = ''
environment_variable_file = datafile(
os.path.join('gcloud',
'application_default_credentials_malformed_3.json'))
os.environ[GOOGLE_APPLICATION_CREDENTIALS] = environment_variable_file
# we can't use self.assertRaisesRegexp() because it is only in
# Python 2.7+
try:
GoogleCredentials.get_application_default()
self.fail('An exception was expected!')
except ApplicationDefaultCredentialsError as error:
self.assertTrue(str(error).startswith(
'An error was encountered while reading json file: ' +
environment_variable_file + ' (pointed to by ' +
GOOGLE_APPLICATION_CREDENTIALS + ' environment variable):'))
def test_get_application_default_environment_not_set_up(self):
# It is normal for this test to fail if run inside
# a Google Compute Engine VM or after 'gcloud auth login' command
# has been executed on a non Windows machine.
os.environ['SERVER_SOFTWARE'] = ''
os.environ[GOOGLE_APPLICATION_CREDENTIALS] = ''
os.environ['APPDATA'] = ''
# we can't use self.assertRaisesRegexp() because it is only in
# Python 2.7+
VALID_CONFIG_DIR = client._CLOUDSDK_CONFIG_DIRECTORY
ORIGINAL_ISDIR = os.path.isdir
try:
os.path.isdir = lambda path: True
client._CLOUDSDK_CONFIG_DIRECTORY = 'BOGUS_CONFIG_DIR'
GoogleCredentials.get_application_default()
self.fail('An exception was expected!')
except ApplicationDefaultCredentialsError as error:
self.assertEqual(ADC_HELP_MSG, str(error))
finally:
os.path.isdir = ORIGINAL_ISDIR
client._CLOUDSDK_CONFIG_DIRECTORY = VALID_CONFIG_DIR
def test_from_stream_service_account(self):
credentials_file = datafile(
os.path.join('gcloud', 'application_default_credentials.json'))
credentials = self.get_a_google_credentials_object().from_stream(
credentials_file)
self.validate_service_account_credentials(credentials)
def test_from_stream_authorized_user(self):
credentials_file = datafile(os.path.join(
'gcloud',
'application_default_credentials_authorized_user.json'))
credentials = self.get_a_google_credentials_object().from_stream(
credentials_file)
self.validate_google_credentials(credentials)
def test_from_stream_malformed_file_1(self):
credentials_file = datafile(
os.path.join('gcloud',
'application_default_credentials_malformed_1.json'))
# we can't use self.assertRaisesRegexp() because it is only in
# Python 2.7+
try:
self.get_a_google_credentials_object().from_stream(
credentials_file)
self.fail('An exception was expected!')
except ApplicationDefaultCredentialsError as error:
self.assertEqual(
"An error was encountered while reading json file: " +
credentials_file +
" (provided as parameter to the from_stream() method): "
"'type' field should be defined (and have one of the '" +
AUTHORIZED_USER + "' or '" + SERVICE_ACCOUNT +
"' values)",
str(error))
def test_from_stream_malformed_file_2(self):
credentials_file = datafile(
os.path.join('gcloud',
'application_default_credentials_malformed_2.json'))
# we can't use self.assertRaisesRegexp() because it is only in
# Python 2.7+
try:
self.get_a_google_credentials_object().from_stream(
credentials_file)
self.fail('An exception was expected!')
except ApplicationDefaultCredentialsError as error:
self.assertEqual(
'An error was encountered while reading json file: ' +
credentials_file +
' (provided as parameter to the from_stream() method): '
'The following field(s) must be defined: '
'private_key_id',
str(error))
def test_from_stream_malformed_file_3(self):
credentials_file = datafile(
os.path.join('gcloud',
'application_default_credentials_malformed_3.json'))
self.assertRaises(
ApplicationDefaultCredentialsError,
self.get_a_google_credentials_object().from_stream,
credentials_file)
class DummyDeleteStorage(Storage):
delete_called = False
def locked_delete(self):
self.delete_called = True
def _token_revoke_test_helper(testcase, status, revoke_raise,
valid_bool_value, token_attr):
current_store = getattr(testcase.credentials, 'store', None)
dummy_store = DummyDeleteStorage()
testcase.credentials.set_store(dummy_store)
actual_do_revoke = testcase.credentials._do_revoke
testcase.token_from_revoke = None
def do_revoke_stub(http_request, token):
testcase.token_from_revoke = token
return actual_do_revoke(http_request, token)
testcase.credentials._do_revoke = do_revoke_stub
http = HttpMock(headers={'status': status})
if revoke_raise:
testcase.assertRaises(TokenRevokeError,
testcase.credentials.revoke, http)
else:
testcase.credentials.revoke(http)
testcase.assertEqual(getattr(testcase.credentials, token_attr),
testcase.token_from_revoke)
testcase.assertEqual(valid_bool_value, testcase.credentials.invalid)
testcase.assertEqual(valid_bool_value, dummy_store.delete_called)
testcase.credentials.set_store(current_store)
class BasicCredentialsTests(unittest.TestCase):
def setUp(self):
access_token = 'foo'
client_id = 'some_client_id'
client_secret = 'cOuDdkfjxxnv+'
refresh_token = '1/0/a.df219fjls0'
token_expiry = datetime.datetime.utcnow()
user_agent = 'refresh_checker/1.0'
self.credentials = OAuth2Credentials(
access_token, client_id, client_secret,
refresh_token, token_expiry, GOOGLE_TOKEN_URI,
user_agent, revoke_uri=GOOGLE_REVOKE_URI, scopes='foo',
token_info_uri=GOOGLE_TOKEN_INFO_URI)
# Provoke a failure if @util.positional is not respected.
self.old_positional_enforcement = (
oauth2client_util.positional_parameters_enforcement)
oauth2client_util.positional_parameters_enforcement = (
oauth2client_util.POSITIONAL_EXCEPTION)
def tearDown(self):
oauth2client_util.positional_parameters_enforcement = (
self.old_positional_enforcement)
def test_token_refresh_success(self):
for status_code in REFRESH_STATUS_CODES:
token_response = {'access_token': '1/3w', 'expires_in': 3600}
http = HttpMockSequence([
({'status': status_code}, b''),
({'status': '200'}, json.dumps(token_response).encode(
'utf-8')),
({'status': '200'}, 'echo_request_headers'),
])
http = self.credentials.authorize(http)
resp, content = http.request('http://example.com')
self.assertEqual(b'Bearer 1/3w', content[b'Authorization'])
self.assertFalse(self.credentials.access_token_expired)
self.assertEqual(token_response, self.credentials.token_response)
def test_recursive_authorize(self):
"""Tests that OAuth2Credentials doesn't intro. new method constraints.
Formerly, OAuth2Credentials.authorize monkeypatched the request method
of its httplib2.Http argument with a wrapper annotated with
@util.positional(1). Since the original method has no such annotation,
that meant that the wrapper was violating the contract of the original
method by adding a new requirement to it. And in fact the wrapper
itself doesn't even respect that requirement. So before the removal of
the annotation, this test would fail.
"""
token_response = {'access_token': '1/3w', 'expires_in': 3600}
encoded_response = json.dumps(token_response).encode('utf-8')
http = HttpMockSequence([
({'status': '200'}, encoded_response),
])
http = self.credentials.authorize(http)
http = self.credentials.authorize(http)
http.request('http://example.com')
def test_token_refresh_failure(self):
for status_code in REFRESH_STATUS_CODES:
http = HttpMockSequence([
({'status': status_code}, b''),
({'status': http_client.BAD_REQUEST},
b'{"error":"access_denied"}'),
])
http = self.credentials.authorize(http)
try:
http.request('http://example.com')
self.fail('should raise HttpAccessTokenRefreshError exception')
except HttpAccessTokenRefreshError as e:
self.assertEqual(http_client.BAD_REQUEST, e.status)
self.assertTrue(self.credentials.access_token_expired)
self.assertEqual(None, self.credentials.token_response)
def test_token_revoke_success(self):
_token_revoke_test_helper(
self, '200', revoke_raise=False,
valid_bool_value=True, token_attr='refresh_token')
def test_token_revoke_failure(self):
_token_revoke_test_helper(
self, '400', revoke_raise=True,
valid_bool_value=False, token_attr='refresh_token')
def test_token_revoke_fallback(self):
original_credentials = self.credentials.to_json()
self.credentials.refresh_token = None
_token_revoke_test_helper(
self, '200', revoke_raise=False,
valid_bool_value=True, token_attr='access_token')
self.credentials = self.credentials.from_json(original_credentials)
def test_non_401_error_response(self):
http = HttpMockSequence([
({'status': '400'}, b''),
])
http = self.credentials.authorize(http)
resp, content = http.request('http://example.com')
self.assertEqual(400, resp.status)
self.assertEqual(None, self.credentials.token_response)
def test_to_from_json(self):
json = self.credentials.to_json()
instance = OAuth2Credentials.from_json(json)
self.assertEqual(OAuth2Credentials, type(instance))
instance.token_expiry = None
self.credentials.token_expiry = None
self.assertEqual(instance.__dict__, self.credentials.__dict__)
def test_from_json_token_expiry(self):
data = json.loads(self.credentials.to_json())
data['token_expiry'] = None
instance = OAuth2Credentials.from_json(json.dumps(data))
self.assertTrue(isinstance(instance, OAuth2Credentials))
def test_unicode_header_checks(self):
access_token = u'foo'
client_id = u'some_client_id'
client_secret = u'cOuDdkfjxxnv+'
refresh_token = u'1/0/a.df219fjls0'
token_expiry = str(datetime.datetime.utcnow())
token_uri = str(GOOGLE_TOKEN_URI)
revoke_uri = str(GOOGLE_REVOKE_URI)
user_agent = u'refresh_checker/1.0'
credentials = OAuth2Credentials(access_token, client_id, client_secret,
refresh_token, token_expiry, token_uri,
user_agent, revoke_uri=revoke_uri)
# First, test that we correctly encode basic objects, making sure
# to include a bytes object. Note that oauth2client will normalize
# everything to bytes, no matter what python version we're in.
http = credentials.authorize(HttpMock())
headers = {u'foo': 3, b'bar': True, 'baz': b'abc'}
cleaned_headers = {b'foo': b'3', b'bar': b'True', b'baz': b'abc'}
http.request(u'http://example.com', method=u'GET', headers=headers)
for k, v in cleaned_headers.items():
self.assertTrue(k in http.headers)
self.assertEqual(v, http.headers[k])
# Next, test that we do fail on unicode.
unicode_str = six.unichr(40960) + 'abcd'
self.assertRaises(
NonAsciiHeaderError,
http.request,
u'http://example.com', method=u'GET',
headers={u'foo': unicode_str})
def test_no_unicode_in_request_params(self):
access_token = u'foo'
client_id = u'some_client_id'
client_secret = u'cOuDdkfjxxnv+'
refresh_token = u'1/0/a.df219fjls0'
token_expiry = str(datetime.datetime.utcnow())
token_uri = str(GOOGLE_TOKEN_URI)
revoke_uri = str(GOOGLE_REVOKE_URI)
user_agent = u'refresh_checker/1.0'
credentials = OAuth2Credentials(access_token, client_id, client_secret,
refresh_token, token_expiry, token_uri,
user_agent, revoke_uri=revoke_uri)
http = HttpMock()
http = credentials.authorize(http)
http.request(u'http://example.com', method=u'GET',
headers={u'foo': u'bar'})
for k, v in six.iteritems(http.headers):
self.assertTrue(isinstance(k, six.binary_type))
self.assertTrue(isinstance(v, six.binary_type))
# Test again with unicode strings that can't simply be converted
# to ASCII.
try:
http.request(
u'http://example.com', method=u'GET',
headers={u'foo': u'\N{COMET}'})
self.fail('Expected exception to be raised.')
except NonAsciiHeaderError:
pass
self.credentials.token_response = 'foobar'
instance = OAuth2Credentials.from_json(self.credentials.to_json())
self.assertEqual('foobar', instance.token_response)
def test_get_access_token(self):
S = 2 # number of seconds in which the token expires
token_response_first = {'access_token': 'first_token', 'expires_in': S}
token_response_second = {'access_token': 'second_token',
'expires_in': S}
http = HttpMockSequence([
({'status': '200'}, json.dumps(token_response_first).encode(
'utf-8')),
({'status': '200'}, json.dumps(token_response_second).encode(
'utf-8')),
])
token = self.credentials.get_access_token(http=http)
self.assertEqual('first_token', token.access_token)
self.assertEqual(S - 1, token.expires_in)
self.assertFalse(self.credentials.access_token_expired)
self.assertEqual(token_response_first, self.credentials.token_response)
token = self.credentials.get_access_token(http=http)
self.assertEqual('first_token', token.access_token)
self.assertEqual(S - 1, token.expires_in)
self.assertFalse(self.credentials.access_token_expired)
self.assertEqual(token_response_first, self.credentials.token_response)
time.sleep(S + 0.5) # some margin to avoid flakiness
self.assertTrue(self.credentials.access_token_expired)
token = self.credentials.get_access_token(http=http)
self.assertEqual('second_token', token.access_token)
self.assertEqual(S - 1, token.expires_in)
self.assertFalse(self.credentials.access_token_expired)
self.assertEqual(token_response_second,
self.credentials.token_response)
def test_has_scopes(self):
self.assertTrue(self.credentials.has_scopes('foo'))
self.assertTrue(self.credentials.has_scopes(['foo']))
self.assertFalse(self.credentials.has_scopes('bar'))
self.assertFalse(self.credentials.has_scopes(['bar']))
self.credentials.scopes = set(['foo', 'bar'])
self.assertTrue(self.credentials.has_scopes('foo'))
self.assertTrue(self.credentials.has_scopes('bar'))
self.assertFalse(self.credentials.has_scopes('baz'))
self.assertTrue(self.credentials.has_scopes(['foo', 'bar']))
self.assertFalse(self.credentials.has_scopes(['foo', 'baz']))
self.credentials.scopes = set([])
self.assertFalse(self.credentials.has_scopes('foo'))
def test_retrieve_scopes(self):
info_response_first = {'scope': 'foo bar'}
info_response_second = {'error_description': 'abcdef'}
http = HttpMockSequence([
({'status': '200'}, json.dumps(info_response_first).encode(
'utf-8')),
({'status': '400'}, json.dumps(info_response_second).encode(
'utf-8')),
({'status': '500'}, b''),
])
self.credentials.retrieve_scopes(http)
self.assertEqual(set(['foo', 'bar']), self.credentials.scopes)
self.assertRaises(
Error,
self.credentials.retrieve_scopes,
http)
self.assertRaises(
Error,
self.credentials.retrieve_scopes,
http)
class AccessTokenCredentialsTests(unittest.TestCase):
def setUp(self):
access_token = 'foo'
user_agent = 'refresh_checker/1.0'
self.credentials = AccessTokenCredentials(access_token, user_agent,
revoke_uri=GOOGLE_REVOKE_URI)
def test_token_refresh_success(self):
for status_code in REFRESH_STATUS_CODES:
http = HttpMockSequence([
({'status': status_code}, b''),
])
http = self.credentials.authorize(http)
try:
resp, content = http.request('http://example.com')
self.fail('should throw exception if token expires')
except AccessTokenCredentialsError:
pass
def test_token_revoke_success(self):
_token_revoke_test_helper(
self, '200', revoke_raise=False,
valid_bool_value=True, token_attr='access_token')
def test_token_revoke_failure(self):
_token_revoke_test_helper(
self, '400', revoke_raise=True,
valid_bool_value=False, token_attr='access_token')
def test_non_401_error_response(self):
http = HttpMockSequence([
({'status': '400'}, b''),
])
http = self.credentials.authorize(http)
resp, content = http.request('http://example.com')
self.assertEqual(400, resp.status)
def test_auth_header_sent(self):
http = HttpMockSequence([
({'status': '200'}, 'echo_request_headers'),
])
http = self.credentials.authorize(http)
resp, content = http.request('http://example.com')
self.assertEqual(b'Bearer foo', content[b'Authorization'])
class TestAssertionCredentials(unittest.TestCase):
assertion_text = 'This is the assertion'
assertion_type = 'http://www.google.com/assertionType'
class AssertionCredentialsTestImpl(AssertionCredentials):
def _generate_assertion(self):
return TestAssertionCredentials.assertion_text
def setUp(self):
user_agent = 'fun/2.0'
self.credentials = self.AssertionCredentialsTestImpl(
self.assertion_type, user_agent=user_agent)
def test_assertion_body(self):
body = urllib.parse.parse_qs(
self.credentials._generate_refresh_request_body())
self.assertEqual(self.assertion_text, body['assertion'][0])
self.assertEqual('urn:ietf:params:oauth:grant-type:jwt-bearer',
body['grant_type'][0])
def test_assertion_refresh(self):
http = HttpMockSequence([
({'status': '200'}, b'{"access_token":"1/3w"}'),
({'status': '200'}, 'echo_request_headers'),
])
http = self.credentials.authorize(http)
resp, content = http.request('http://example.com')
self.assertEqual(b'Bearer 1/3w', content[b'Authorization'])
def test_token_revoke_success(self):
_token_revoke_test_helper(
self, '200', revoke_raise=False,
valid_bool_value=True, token_attr='access_token')
def test_token_revoke_failure(self):
_token_revoke_test_helper(
self, '400', revoke_raise=True,
valid_bool_value=False, token_attr='access_token')
class UpdateQueryParamsTest(unittest.TestCase):
def test_update_query_params_no_params(self):
uri = 'http://www.google.com'
updated = _update_query_params(uri, {'a': 'b'})
self.assertEqual(updated, uri + '?a=b')
def test_update_query_params_existing_params(self):
uri = 'http://www.google.com?x=y'
updated = _update_query_params(uri, {'a': 'b', 'c': 'd&'})
hardcoded_update = uri + '&a=b&c=d%26'
assertUrisEqual(self, updated, hardcoded_update)
class ExtractIdTokenTest(unittest.TestCase):
"""Tests _extract_id_token()."""
def test_extract_success(self):
body = {'foo': 'bar'}
body_json = json.dumps(body).encode('ascii')
payload = base64.urlsafe_b64encode(body_json).strip(b'=')
jwt = b'stuff.' + payload + b'.signature'
extracted = _extract_id_token(jwt)