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;; Soon: Put Emacs Chess through an enormous battery of tests.
(eval-when-compile
(require 'cl))
(require 'chess-database)
(require 'chess-game)
(defun chess-test (&optional file start count)
(unless file
(setq file (nth 0 command-line-args-left)))
(unless start
(setq start (ignore-errors
(string-to-number (nth 1 command-line-args-left)))))
(unless count
(setq count (ignore-errors
(string-to-number (nth 2 command-line-args-left)))))
(message "Opening chess database '%s'" file)
(let ((database (chess-database-open file)))
(if database
(progn
(message "Running validation suite...")
(condition-case err
(let* ((db-count (chess-database-count database))
(ply-count 0)
(index (if start
(max start 1)
1))
(last-index (if count
(min db-count (+ index count))
db-count))
(begin (current-time))
(read-count 0))
(message "Testing legality of games in range [%d, %d):"
index last-index)
(while (< index last-index)
;; Reading in the game will cause it to be converted from PGN
;; (this is true currently) to a chess-game, during which time
;; every move will be tested for legality.
;;
;; jww (2008-08-31): We should add some extra checks here, if we
;; want to verify the final position and such.
(let ((game (chess-database-read database index)))
(when game
(setq read-count (1+ read-count)
ply-count
(+ ply-count (length (chess-game-plies game))))
(if (= 0 (mod index 1000))
(message "Read %d games (now at game %d): %d total plies (%.2f ply/sec)"
read-count index ply-count
(/ (float ply-count)
(float
(time-to-seconds
(subtract-time (current-time)
begin))))))))
(setq index (1+ index)))
(message "Read %d games (up to game %d): %d plies (%.2f ply/sec, %.2f seconds)"
read-count index ply-count
(/ (float ply-count)
(float
(time-to-seconds
(subtract-time (current-time)
begin))))
(time-to-seconds (subtract-time (current-time)
begin)))
(message "Running validation suite...done"))
(t
(error "Failed to open chess database '%s'" file)))
(chess-database-close database)))))
;;; chess-test.el ends here
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