public void testLimitOnly() throws Exception {
   String expected = "select * from emp order by emp.id limit 10";
   H2PagingTransformer transformer = new H2PagingTransformer(-1, 10);
   SqlParser parser = new SqlParser("select * from emp order by emp.id");
   SqlNode sqlNode = transformer.transform(parser.parse());
   NodePreparedSqlBuilder sqlBuilder =
       new NodePreparedSqlBuilder(new MockConfig(), SqlKind.SELECT, "dummyPath");
   PreparedSql sql = sqlBuilder.build(sqlNode);
   assertEquals(expected, sql.getRawSql());
 }
 protected void prepareSql() {
   Value value = new Value(elementClass, currentEntity);
   ExpressionEvaluator evaluator =
       new ExpressionEvaluator(
           Collections.singletonMap(parameterName, value),
           config.getDialect().getExpressionFunctions(),
           config.getClassHelper());
   NodePreparedSqlBuilder sqlBuilder =
       new NodePreparedSqlBuilder(
           config,
           kind,
           sqlFile.getPath(),
           evaluator,
           sqlLogType,
           this::expandColumns,
           this::populateValues);
   PreparedSql sql = sqlBuilder.build(sqlFile.getSqlNode(), this::comment);
   sqls.add(sql);
 }