def test_build_query_string(self):
auth = STSAnonHandler('sts.amazonaws.com',
Mock(), self.provider)
query_string = auth._build_query_string(self.request.params)
self.assertEqual(query_string, 'Action=AssumeRoleWithWebIdentity' + \
'&ProviderId=2012-06-01&RoleSessionName=web-identity-federation' + \
'&Version=2011-06-15&WebIdentityToken=Atza%7CIQEBLjAsAhRkcxQ')
