def METHOD_NAME(self):
    hcl_res = hcl2.loads("""
    resource "aws_rds_cluster" "test" {
        cluster_identifier      = "aurora-cluster-demo"
        engine                  = "aurora-mysql"
        engine_version          = "5.7.mysql_aurora.2.03.2"
        availability_zones      = ["us-west-2a", "us-west-2b", "us-west-2c"]
        database_name           = "mydb"
        master_username         = "foo"
        master_password         = "bar"
        backup_retention_period = 5
        preferred_backup_window = "07:00-09:00"
        storage_encrypted       = true
    }
    """)
    resource_conf = hcl_res['resource'][0]['aws_rds_cluster']['test']
    scan_result = check.scan_resource_conf(conf=resource_conf)
    self.assertEqual(CheckResult.PASSED, scan_result)