test period every 1000 years from 1 Sep 2011 to 30 May 2012 --now=2018-06-10
--- Period expression tokens ---
TOK_EVERY: every
TOK_INT: 1000
TOK_YEARS: years
TOK_SINCE: since
TOK_INT: 1
TOK_A_MONTH: Sep
TOK_INT: 2011
TOK_UNTIL: until
TOK_INT: 30
TOK_A_MONTH: May
TOK_INT: 2012
END_REACHED: <EOF>

--- Before stabilization ---
   range: from day 1 to day 30
duration: 1000 years

--- After stabilization ---
   range: from day 1 to day 30
   start: 18-Jan-01
  finish: 18-Jan-30
duration: 1000 years

--- Sample dates in range (max. 20) ---
 1: 18-Jan-01 -- 18-Jan-29
end test