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Add source location test

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* test-suite/tests/dwarf.test: New test, testing that source location
  information survives the round-trip through the compiler, back out to
  the (system vm debug) interfaces.
This commit is contained in:
Andy Wingo 2013-10-03 16:13:56 +02:00
parent c0ada5a766
commit ae07b8e70b
2 changed files with 89 additions and 0 deletions
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1
test-suite/Makefile.am
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@ -42,6 +42,7 @@ SCM_TESTS = tests/00-initial-env.test \
tests/coverage.test \
tests/cse.test \
tests/curried-definitions.test \
tests/dwarf.test \
tests/ecmascript.test \
tests/elisp.test \
tests/elisp-compiler.test \

88
test-suite/tests/dwarf.test Normal file
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@ -0,0 +1,88 @@
;;;; dwarf.test -*- scheme -*-
;;;;
;;;; Copyright 2013 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 test-dwarf)
#:use-module (test-suite lib)
#:use-module (ice-9 match)
#:use-module (system base compile)
#:use-module (system vm debug)
#:use-module (system vm program)
#:use-module (system vm objcode))
(define prog
(string-concatenate
;; Every open parenthesis is a possible source location.
'("(define (qux f)\n"
;^ 0:0
" (+ 32 (f)))\n"
; ^1:2 ^1:8
"\n"
"(define bar\n"
;^ 3;0
" (lambda (a)\n"
; ^ 4:2
" 13))\n"
"'success\n")
))
(let* ((port (open-input-string prog))
(bv (begin
(set-port-filename! port "foo.scm")
(read-and-compile port #:to 'rtl))))
(pass-if-equal 'success
((load-thunk-from-memory bv)))
(pass-if-equal 13 (bar 10))
(let ((source (find-source-for-addr (rtl-program-code qux))))
(pass-if-equal "foo.scm" (source-file source))
(pass-if-equal 0 (source-line source))
(pass-if-equal 1 (source-line-for-user source))
(pass-if-equal 0 (source-column source)))
(let ((source (find-source-for-addr (rtl-program-code bar))))
(pass-if-equal "foo.scm" (source-file source))
(pass-if-equal 4 (source-line source))
(pass-if-equal 5 (source-line-for-user source))
(pass-if-equal 2 (source-column source)))
(match (find-program-sources (rtl-program-code qux))
((s1 s2)
(pass-if-equal "foo.scm" (source-file s1))
(pass-if-equal 0 (source-line s1))
(pass-if-equal 1 (source-line-for-user s1))
(pass-if-equal 0 (source-column s1))
;; FIXME: For some reason the source location for the + isn't
;; getting propagated.
(pass-if-equal "foo.scm" (source-file s2))
(pass-if-equal 1 (source-line s2))
(pass-if-equal 2 (source-line-for-user s2))
(pass-if-equal 8 (source-column s2)))
(sources
(error "unexpected sources" sources)))
(match (find-program-sources (rtl-program-code bar))
((source)
(pass-if-equal "foo.scm" (source-file source))
(pass-if-equal 4 (source-line source))
(pass-if-equal 5 (source-line-for-user source))
(pass-if-equal 2 (source-column source)))
(sources
(error "unexpected sources" sources))))