| ;;;; test brainfuck compilation -*- scheme -*- | |
| ;;;; | |
| ;;;; 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 3 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 (tests brainfuck) | |
| #:use-module (test-suite lib) | |
| #:use-module (system base compile)) | |
| ;; This program taken from Wikipedia's brainfuck introduction page. | |
| (define prog " | |
| +++ +++ +++ + initialize counter (cell #0) to 10 | |
| [ use loop to set the next four cells to 70/100/30/10 | |
| > +++ +++ + add 7 to cell #1 | |
| > +++ +++ +++ + add 10 to cell #2 | |
| > +++ add 3 to cell #3 | |
| > + add 1 to cell #4 | |
| <<< < - decrement counter (cell #0) | |
| ] | |
| >++ . print 'H' | |
| >+. print 'e' | |
| +++ +++ +. print 'l' | |
| . print 'l' | |
| +++ . print 'o' | |
| >++ . print ' ' | |
| <<+ +++ +++ +++ +++ ++. print 'W' | |
| >. print 'o' | |
| +++ . print 'r' | |
| --- --- . print 'l' | |
| --- --- --. print 'd' | |
| >+. print '!'") | |
| (pass-if | |
| (equal? (with-output-to-string | |
| (lambda () | |
| (call-with-input-string | |
| prog | |
| (lambda (port) | |
| (read-and-compile port #:from 'brainfuck #:to 'value))))) | |
| "Hello World!")) | |