+
+
+(define (test2)
+ (let ((entities '())
+ (components '()))
+ (receive (e c) (((make-system '() (lambda (e) `((#f . (,(make-a 1 2))) (#f . (,(make-a 10 20)))))) entities components))
+ (set! entities e)
+ (set! components c))
+ (format #t "Two new entities with a:~%~a~%~a~%~%" entities components)
+
+ (((make-system '(a) (lambda (e) (display e) (newline) '())) entities components))
+))
+
+(export test2)
+
+
+(define (test3)
+ (let ((entities '())
+ (components '())
+ (s1 (make-system '(l)
+ (lambda (e)
+ (map
+ (lambda (e1)
+ `(,(car e1) . ((l . (cons 1 (cdr e1)))))
+ e)))))
+ (s2 (make-system '(l)
+ (lambda (e)
+ (map
+ (lambda (e1)
+ `(,(car e1) . ((l . (cons 2 (cdr e1))))))
+ e)))))
+ (receive (e c) (set-entities `((#f . ((l . ()))) (#f . ((l . ())))) entities components)
+ ((join-systems s1 s2) e c))))
+
+(export test3)
+
+
+(define (test4)
+ (let ((f1 (lambda (e c) (sleep 3) (lambda (e2 c2) (values (+ 1 e2) c2))))
+ (f2 (lambda (e c) (sleep 4) (lambda (e2 c2) (values e2 (+ 10 c2))))))
+ (let ((t (current-time)))
+ (receive (e c) ((join-systems f1 f2) 2 2) (format #t "~a~%~a~%" e c))
+ (display (- (current-time) t)) (newline) (newline))
+ (let ((t (current-time)))
+ (receive (e c) ((threaded-systems f1 f2) 2 2) (format #t "~a~%~a~%" e c))
+ (display (- (current-time) t)) (newline) (newline))))
+
+(export test4)