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;;;; poe.test --- exercise ice-9/poe.scm -*- scheme -*-
;;;;
;;;; Copyright 2003, 2006 Free Software Foundation, Inc.
;;;;
;;;; This library is free software; you can redistribute it and/or
;;;; modify it under the terms of the GNU Lesser General Public
;;;; License as published by the Free Software Foundation; either
;;;; version 2.1 of the License, or (at your option) any later version.
;;;;
;;;; This library is distributed in the hope that it will be useful,
;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;;;; Lesser General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU Lesser General Public
;;;; License along with this library; if not, write to the Free Software
;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
(define-module (test-suite test-ice-9-poe)
#:use-module (test-suite lib)
#:use-module (ice-9 poe))
;;
;; pure-funcq
;;
(with-test-prefix "pure-funcq"
(with-test-prefix "no args"
(define obj (vector 123)) ;; not gc'ed
(define called #f)
(define (foo)
(set! called #t)
obj)
(let ((func (pure-funcq foo)))
(pass-if "called first"
(set! called #f)
(and (eq? obj (func))
called))
(pass-if "not called second"
(set! called #f)
(and (eq? obj (func))
(not called)))))
(with-test-prefix "1 arg"
(define obj1 (vector 123)) ;; not gc'ed
(define obj2 (vector 456)) ;; not gc'ed
(define called #f)
(define (foo sym)
(set! called #t)
(case sym
((x) obj1)
((y) obj2)
(else (error "oops"))))
(let ((func (pure-funcq foo)))
(pass-if "called first x"
(set! called #f)
(and (eq? obj1 (func 'x))
called))
(pass-if "not called second x"
(set! called #f)
(and (eq? obj1 (func 'x))
(not called)))
(pass-if "called first y"
(set! called #f)
(and (eq? obj2 (func 'y))
called))
(pass-if "not called second y"
(set! called #f)
(and (eq? obj2 (func 'y))
(not called)))
(pass-if "not called third x"
(set! called #f)
(and (eq? obj1 (func 'x))
(not called))))))
;;
;; 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))))))
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