;;;; poe.test --- exercise ice-9/poe.scm      -*- scheme -*-
;;;;
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(define-module (test-suite test-ice-9-poe)
  #:use-module (test-suite lib)
  #:use-module (ice-9 poe))


;;
;; perfect-funcq
;;

(with-test-prefix "perfect-funcq"
  
  (with-test-prefix "no args"
    (define called #f)
    (define (foo)
      (set! called #t)
      'foo)
    
    (let ((func (perfect-funcq 31 foo)))
      
      (pass-if "called first"
	(set! called #f)
	(and (eq? 'foo (func))
	     called))
      
      (pass-if "not called second"
	(set! called #f)
	(and (eq? 'foo (func))
	     (not called)))))
  
  (with-test-prefix "1 arg"
    (define called #f)
    (define (foo str)
      (set! called #t)
      (string->number str))
    
    (let ((func (perfect-funcq 31 foo)))
      (define s1 "123")
      (define s2 "123")
      
      (pass-if "called first s1"
	(set! called #f)
	(and (= 123 (func s1))
	     called))
      
      (pass-if "not called second s1"
	(set! called #f)
	(and (= 123 (func s1))
	     (not called)))
      
      (pass-if "called first s2"
	(set! called #f)
	(and (= 123 (func s2))
	     called))
      
      (pass-if "not called second s2"
	(set! called #f)
	(and (= 123 (func s2))
	     (not called))))))