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# This file is part of cloud-init. See LICENSE file for license information.
from cloudinit.url_helper import oauth_headers
from cloudinit.tests.helpers import CiTestCase, mock, skipIf
try:
import oauthlib
assert oauthlib # avoid pyflakes error F401: import unused
_missing_oauthlib_dep = False
except ImportError:
_missing_oauthlib_dep = True
class TestOAuthHeaders(CiTestCase):
def test_oauth_headers_raises_not_implemented_when_oathlib_missing(self):
"""oauth_headers raises a NotImplemented error when oauth absent."""
with mock.patch.dict('sys.modules', {'oauthlib': None}):
with self.assertRaises(NotImplementedError) as context_manager:
oauth_headers(1, 2, 3, 4, 5)
self.assertEqual(
'oauth support is not available',
str(context_manager.exception))
@skipIf(_missing_oauthlib_dep, "No python-oauthlib dependency")
@mock.patch('oauthlib.oauth1.Client')
def test_oauth_headers_calls_oathlibclient_when_available(self, m_client):
"""oauth_headers calls oaut1.hClient.sign with the provided url."""
class fakeclient(object):
def sign(self, url):
# The first and 3rd item of the client.sign tuple are ignored
return ('junk', url, 'junk2')
m_client.return_value = fakeclient()
return_value = oauth_headers(
'url', 'consumer_key', 'token_key', 'token_secret',
'consumer_secret')
self.assertEqual('url', return_value)
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