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;;;; compiler.test --- tests for the compiler -*- scheme -*-
;;;; Copyright (C) 2008, 2009, 2010 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 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 (test-suite tests compiler)
#:use-module (test-suite lib)
#:use-module (test-suite guile-test)
#:use-module (system base compile)
#:use-module ((system vm vm) #:select (the-vm vm-apply))
#:use-module ((system vm program) #:select (make-program
program-sources source:addr)))
(define read-and-compile
(@@ (system base compile) read-and-compile))
(with-test-prefix "basic"
(pass-if "compile to value"
(equal? (compile 1) 1)))
(with-test-prefix "psyntax"
(pass-if "compile uses a fresh module by default"
(begin
(compile '(define + -))
(eq? (compile '+) +)))
(pass-if "compile-time definitions are isolated"
(begin
(compile '(define foo-bar #t))
(not (module-variable (current-module) 'foo-bar))))
(pass-if "compile in current module"
(let ((o (begin
(compile '(define-macro (foo) 'bar)
#:env (current-module))
(compile '(let ((bar 'ok)) (foo))
#:env (current-module)))))
(and (macro? (module-ref (current-module) 'foo))
(eq? o 'ok))))
(pass-if "compile in fresh module"
(let* ((m (let ((m (make-module)))
(beautify-user-module! m)
m))
(o (begin
(compile '(define-macro (foo) 'bar) #:env m)
(compile '(let ((bar 'ok)) (foo)) #:env m))))
(and (module-ref m 'foo)
(eq? o 'ok))))
(pass-if "redefinition"
;; In this case the locally-bound `round' must have the same value as the
;; imported `round'. See the same test in `syntax.test' for details.
(let ((m (make-module)))
(beautify-user-module! m)
(compile '(define round round) #:env m)
(eq? round (module-ref m 'round)))))
(with-test-prefix "current-reader"
(pass-if "default compile-time current-reader differs"
(not (eq? (compile 'current-reader)
current-reader)))
(pass-if "compile-time changes are honored and isolated"
;; Make sure changing `current-reader' as the side-effect of a defmacro
;; actually works.
(let ((r (fluid-ref current-reader))
(input (open-input-string
"(define-macro (install-reader!)
;;(format #t \"current-reader = ~A~%\" current-reader)
(fluid-set! current-reader
(let ((first? #t))
(lambda args
(if first?
(begin
(set! first? #f)
''ok)
(read (open-input-string \"\"))))))
#f)
(install-reader!)
this-should-be-ignored")))
(and (eq? (vm-apply (the-vm) (make-program (read-and-compile input)) '())
'ok)
(eq? r (fluid-ref current-reader)))))
(pass-if "with eval-when"
(let ((r (fluid-ref current-reader)))
(compile '(eval-when (compile eval)
(fluid-set! current-reader (lambda args 'chbouib))))
(eq? (fluid-ref current-reader) r))))
(with-test-prefix "procedure-name"
(pass-if "program"
(let ((m (make-module)))
(beautify-user-module! m)
(compile '(define (foo x) x) #:env m)
(eq? (procedure-name (module-ref m 'foo)) 'foo)))
(pass-if "program with lambda"
(let ((m (make-module)))
(beautify-user-module! m)
(compile '(define foo (lambda (x) x)) #:env m)
(eq? (procedure-name (module-ref m 'foo)) 'foo)))
(pass-if "subr"
(eq? (procedure-name waitpid) 'waitpid)))
(with-test-prefix "program-sources"
(with-test-prefix "source info associated with IP 0"
;; Tools like `(system vm coverage)' like it when source info is associated
;; with IP 0 of a VM program, which corresponds to the entry point. See
;; also <http://savannah.gnu.org/bugs/?29817> for details.
(pass-if "lambda"
(let ((s (program-sources (compile '(lambda (x) x)))))
(not (not (memv 0 (map source:addr s))))))
(pass-if "lambda*"
(let ((s (program-sources
(compile '(lambda* (x #:optional y) x)))))
(not (not (memv 0 (map source:addr s))))))
(pass-if "case-lambda"
(let ((s (program-sources
(compile '(case-lambda (() #t)
((y) y)
((y z) (list y z)))))))
(not (not (memv 0 (map source:addr s))))))))
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