@Test
  public void testParseValues() throws Exception {
    ASTNode tree = parseDriver.parse(
            "VALUES(1,2,3),(4,5,6)", null).getTree();

    ASTNode queryNode = (ASTNode) tree.getChild(0);
    Assert.assertEquals(EXPECTED_VALUES_CLAUSE_TREE, queryNode.dump());
  }
Test cases for parse WITHIN GROUP clause syntax.
function(expression) WITHIN GROUP (ORDER BY sort_expression)
parser/src/test/org/apache/hadoop/hive/ql/parse/TestValuesClause.java