public void testParseAndGenerateEmptyIn() throws Exception {
Parser p = new Parser(getSession());
String sql0 = "SELECT x.id FROM Person x"
+ " WHERE x.category IN (NULL)";
Prepared prep = p.parseOnly(sql0);
Select s = (Select) prep;
// collect initial non-sense...
String sql1 = "SELECT X.ID\nFROM PERSON X\n"