'The default router is returned if no API.RouterACLConfigFile defined.'

def testDefaultRouterIsReturnedIfNoConfigFileDefined(self):

    with test_lib.ConfigOverrider({'API.RouterACLConfigFile': ''}):
        auth_mgr = api_auth_manager.APIAuthorizationManager()
        router = auth_mgr.GetRouterForUser('u1')
        self.assertEqual(router.__class__, DefaultDummyAuthManagerTestApiRouter)
