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* test-suite/Makefile.am: * test-suite/tests/brainfuck.test: Add a brainfuck test. * module/system/base/compile.scm: Also export read-and-compile. * module/language/tree-il/spec.scm (join): Fix the joiner in the 0-expression case. * module/language/tree-il/primitives.scm (+): Recognize (+ x -1) as 1-. * module/language/brainfuck/parse.scm (read-brainfuck): Return EOF if we actually received EOF, and there were no expressions read. * module/language/brainfuck/compile-tree-il.scm (compile-body): Fix the compiler for the new format of "lambda" in tree-il.
51 lines
2.1 KiB
Scheme
51 lines
2.1 KiB
Scheme
;;;; test brainfuck compilation -*- scheme -*-
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;;;;
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;;;; This library is free software; you can redistribute it and/or
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;;;; modify it under the terms of the GNU Lesser General Public
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;;;; License as published by the Free Software Foundation; either
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;;;; version 3 of the License, or (at your option) any later version.
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;;;;
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;;;; This library is distributed in the hope that it will be useful,
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;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;;;; Lesser General Public License for more details.
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;;;;
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;;;; You should have received a copy of the GNU Lesser General Public
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;;;; License along with this library; if not, write to the Free Software
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;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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(define-module (test-suite tests brainfuck)
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#:use-module (test-suite lib)
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#:use-module (system base compile))
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;; This program taken from Wikipedia's brainfuck introduction page.
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(define prog "
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+++ +++ +++ + initialize counter (cell #0) to 10
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[ use loop to set the next four cells to 70/100/30/10
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> +++ +++ + add 7 to cell #1
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> +++ +++ +++ + add 10 to cell #2
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> +++ add 3 to cell #3
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> + add 1 to cell #4
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<<< < - decrement counter (cell #0)
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]
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>++ . print 'H'
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>+. print 'e'
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+++ +++ +. print 'l'
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. print 'l'
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+++ . print 'o'
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>++ . print ' '
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<<+ +++ +++ +++ +++ ++. print 'W'
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>. print 'o'
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+++ . print 'r'
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--- --- . print 'l'
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--- --- --. print 'd'
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>+. print '!'")
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(pass-if
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(equal? (with-output-to-string
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(lambda ()
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(call-with-input-string
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prog
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(lambda (port)
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(read-and-compile port #:from 'brainfuck #:to 'value)))))
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"Hello World!"))
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