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import inspect
import unittest2 as unittest
from keystone import catalog
from keystone import exception
from keystone import identity
from keystone import policy
from keystone import token
class TestDrivers(unittest.TestCase):
"""Asserts that drivers are written as expected.
Public methods on drivers should raise keystone.exception.NotImplemented,
which renders to the API as a HTTP 501 Not Implemented.
"""
def assertMethodNotImplemented(self, f):
"""Asserts that a given method raises 501 Not Implemented.
Provides each argument with a value of None, ignoring optional
arguments.
"""
args = inspect.getargspec(f).args
args.remove('self')
kwargs = dict(zip(args, [None] * len(args)))
with self.assertRaises(exception.NotImplemented):
f(**kwargs)
def assertInterfaceNotImplemented(self, interface):
"""Public methods on an interface class should not be implemented."""
for name in dir(interface):
method = getattr(interface, name)
if name[0] != '_' and callable(method):
self.assertMethodNotImplemented(method)
def test_catalog_driver_unimplemented(self):
interface = catalog.Driver()
self.assertInterfaceNotImplemented(interface)
def test_identity_driver_unimplemented(self):
interface = identity.Driver()
self.assertInterfaceNotImplemented(interface)
def test_policy_driver_unimplemented(self):
interface = policy.Driver()
self.assertInterfaceNotImplemented(interface)
def test_token_driver_unimplemented(self):
interface = token.Driver()
self.assertInterfaceNotImplemented(interface)
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