;;;; compiler.test --- tests for the compiler -*- scheme -*-
-;;;; Copyright (C) 1991, 1992, 1993, 1994, 1995, 1999, 2001, 2006 Free Software Foundation, Inc.
+;;;; Copyright (C) 2008, 2009, 2010, 2011, 2012, 2013, 2014 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 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))
-
+(define-module (tests compiler)
+ #:use-module (test-suite lib)
+ #:use-module (test-suite guile-test)
+ #:use-module (system base compile)
+ #:use-module ((system vm loader) #:select (load-thunk-from-memory))
+ #:use-module ((system vm program) #:select (program-sources source:addr)))
+(define read-and-compile
+ (@@ (system base compile) read-and-compile))
+
+
+\f
(with-test-prefix "basic"
(pass-if "compile to value"
(equal? (compile 1) 1)))
+
+\f
+(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)))))
+
+\f
+(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? ((load-thunk-from-memory (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))))
+
+\f
+(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)))
+
+\f
+(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))))))))
+
+(with-test-prefix "case-lambda"
+ (pass-if "self recursion to different clause"
+ (equal? (with-output-to-string
+ (lambda ()
+ (let ()
+ (define t
+ (case-lambda
+ ((x)
+ (t x 'y))
+ ((x y)
+ (display (list x y))
+ (list x y))))
+ (display (t 'x)))))
+ "(x y)(x y)")))
+
+(with-test-prefix "limits"
+ (define (arg n)
+ (string->symbol (format #f "arg~a" n)))
+
+ ;; Cons and vector-set! take uint8 arguments, so this triggers the
+ ;; shuffling case. Also there is the case where more than 252
+ ;; arguments causes shuffling.
+
+ (pass-if "300 arguments"
+ (equal? (apply (compile `(lambda ,(map arg (iota 300))
+ 'foo))
+ (iota 300))
+ 'foo))
+
+ (pass-if "300 arguments with list"
+ (equal? (apply (compile `(lambda ,(map arg (iota 300))
+ (list ,@(reverse (map arg (iota 300))))))
+ (iota 300))
+ (reverse (iota 300))))
+
+ (pass-if "300 arguments with vector"
+ (equal? (apply (compile `(lambda ,(map arg (iota 300))
+ (vector ,@(reverse (map arg (iota 300))))))
+ (iota 300))
+ (list->vector (reverse (iota 300)))))
+
+ (pass-if "0 arguments with list of 300 elements"
+ (equal? ((compile `(lambda ()
+ (list ,@(map (lambda (n) `(identity ,n))
+ (iota 300))))))
+ (iota 300)))
+
+ (pass-if "0 arguments with vector of 300 elements"
+ (equal? ((compile `(lambda ()
+ (vector ,@(map (lambda (n) `(identity ,n))
+ (iota 300))))))
+ (list->vector (iota 300)))))
HCoop / bpt / guile.git / blobdiff