--TEST-- Test cal_days_in_month() function : error conditions --CREDITS-- edgarsandi - <edgar.r.sandi@gmail.com> --SKIPIF-- <?php include 'skipif.inc'; ?> --FILE-- <?php var_dump(cal_days_in_month(-1, 4, 2017)); var_dump(cal_days_in_month(CAL_GREGORIAN,0, 2009)); ?> --EXPECTF-- Warning: cal_days_in_month(): invalid calendar ID -1 in %s on line %d bool(false) Warning: cal_days_in_month(): invalid date in %s on line %d bool(false)