def METHOD_NAME(self):
    output = self.run_cmd('iam list-users', expected_rc=0)[0]
    parsed_output = json.loads(output)
    self.assertIn('Users', parsed_output)
    self.assertEqual(len(parsed_output['Users']), 2)
    self.assertEqual(sorted(parsed_output['Users'][0].keys()),
                     ['Arn', 'CreateDate', 'Path', 'UserId', 'UserName'])