@Test
public final void testGroupByStatement() {
ParseTree tree = analyzer.parse(GROUP_BY[0]).getParseTree();
assertEquals(StatementType.SELECT, tree.getType());
QueryBlock block = (QueryBlock) tree;
assertTrue(block.hasGroupbyClause());
assertEquals(1, block.getGroupByClause().getGroupSet().size());
assertEquals(
"age", block.getGroupByClause().getGroupSet().get(0).getColumns()[0].getColumnName());
assertTrue(block.hasHavingCond());
assertEquals(Type.GTH, block.getHavingCond().getType());
}
