How to use the ddlparse.ddlparse.DdlParse.NAME_CASE.original function in ddlparse

},
    },
    "datatype_postgres": {
        "source_ddl":
            """
            CREATE TABLE Test_Table (
              Col_01 character varying(100) PRIMARY KEY,
              Col_02 json NOT NULL,
              Col_03 integer[], -- one dimensional array
              Col_04 integer[][], -- two dimensional array
              Col_05 integer[][][], -- multiple dimensional array
              Col_06 character varying[] -- character varying array
            );
            """,
        "bq_ddl": {
            DdlParse.NAME_CASE.original:
                """\
                #standardSQL
                CREATE TABLE `project.dataset.Test_Table`
                (
                  Col_01 STRING NOT NULL,
                  Col_02 STRING NOT NULL,
                  Col_03 ARRAY,
                  Col_04 ARRAY>>,
                  Col_05 ARRAY>>>>,
                  Col_06 ARRAY
                )""",
            DdlParse.NAME_CASE.lower:
                """\
                #standardSQL
                CREATE TABLE `project.dataset.test_table`
                (

TEST_DATA_DDL = {
    "exist_schema_name": {
        "source_ddl":
            """
            CREATE TABLE Test_Schema.Test_Table (
              Col_01 varchar(100) PRIMARY KEY,
              Col_02 char(200) NOT NULL UNIQUE,
              Col_03 integer UNIQUE,
              Col_04 double,
              Col_05 datetime NOT NULL,
              Col_06 bool
            );
            """,
        "bq_ddl": {
            DdlParse.NAME_CASE.original:
                """\
                #standardSQL
                CREATE TABLE `project.Test_Schema.Test_Table`
                (
                  Col_01 STRING NOT NULL,
                  Col_02 STRING NOT NULL,
                  Col_03 INT64,
                  Col_04 FLOAT64,
                  Col_05 DATETIME NOT NULL,
                  Col_06 BOOL
                )""",
            DdlParse.NAME_CASE.lower:
                """\
                #standardSQL
                CREATE TABLE `project.test_schema.test_table`
                (