mirror of
https://git.savannah.gnu.org/git/bison.git
synced 2026-03-09 12:23:04 +00:00
0f404a0af0
* tests/calc.at (Span): Instead of begin/end, as in the built-in
location class, use first and last.
Define YYLLOC_DEFAULT to adjust to these changes.
* tests/local.at (_AT_BISON_OPTION_PUSHDEFS): Adjust to the
location_type changes.
(cherry picked from commit c826013fb3)
Conflicts:
tests/calc.at
521 lines
18 KiB
Plaintext
521 lines
18 KiB
Plaintext
# Process this -*- Autotest -*- file with autom4te.
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# Macros for the GNU Bison Test suite.
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# Copyright (C) 2003-2010 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program 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
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# We want a recent Autotest.
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m4_version_prereq([2.58])
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## ------------- ##
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## Basic tests. ##
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## ------------- ##
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# AT_MATCHES_CHECK(FILE, PERL-REGEXP, COUNT)
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# ------------------------------------------
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# Expect COUNT matches of the PERL-REGEXP in FILE. The file is
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# taken in "slurp" mode, i.e., one can match end-of-lines.
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m4_define([AT_MATCHES_CHECK],
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[AT_CHECK([perl -0777 -ne '
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my $count = 0;
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s{$2}{ ++$count; "" }gem;
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printf "$count\n";' $1], [0], [$3
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])])
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## ------------------------------- ##
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## Macros decoding Bison options. ##
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## ------------------------------- ##
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# AT_LOC_PUSHDEF(FIRST-LINE, FIRST-COLUMN, LAST-LINE, LAST-COLUMN)
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# ----------------------------------------------------------------
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# Pushdef AT_LOC_(FIRST|LAST)_(LINE|COLUMN).
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m4_define([AT_LOC_PUSHDEF],
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[m4_pushdef([AT_LOC_FIRST_LINE], [AT_LOC.$1])
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m4_pushdef([AT_LOC_FIRST_COLUMN], [AT_LOC.$2])
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m4_pushdef([AT_LOC_LAST_LINE], [AT_LOC.$3])
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m4_pushdef([AT_LOC_LAST_COLUMN], [AT_LOC.$4])])
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# AT_LOC_POPDEF
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# -------------
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# Popdef AT_LOC_(FIRST|LAST)_(LINE|COL).
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m4_define([AT_LOC_POPDEF],
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[m4_popdef([AT_LOC_FIRST_LINE])
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m4_popdef([AT_LOC_FIRST_COLUMN])
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m4_popdef([AT_LOC_LAST_LINE])
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m4_popdef([AT_LOC_LAST_COLUMN])])
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# AT_BISON_OPTION_PUSHDEFS([BISON-OPTIONS])
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# -----------------------------------------
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m4_define([AT_BISON_OPTION_PUSHDEFS],
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[_AT_BISON_OPTION_PUSHDEFS($[1], $[2], [$1])])
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# _AT_BISON_OPTION_PUSHDEFS($1, $2, [BISON-OPTIONS])
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# --------------------------------------------------
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# This macro works around the impossibility to define macros
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# inside macros, because issuing `[$1]' is not possible in M4 :(.
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# This sucks hard, GNU M4 should really provide M5 like $$1.
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m4_define([_AT_BISON_OPTION_PUSHDEFS],
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[m4_if([$1$2], $[1]$[2], [],
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[m4_fatal([$0: Invalid arguments: $@])])dnl
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m4_pushdef([AT_DEFINES_IF],
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[m4_bmatch([$3], [%defines], [$1], [$2])])
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m4_pushdef([AT_SKEL_CC_IF],
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[m4_bmatch([$3], [%language "[Cc]\+\+"\|%skeleton "[a-z0-9]+\.cc"], [$1], [$2])])
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m4_pushdef([AT_GLR_IF],
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[m4_bmatch([$3], [%glr-parser\|%skeleton "glr\.], [$1], [$2])])
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m4_pushdef([AT_LALR1_CC_IF],
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[AT_SKEL_CC_IF([AT_GLR_IF([$2], [$1])], [$2])])
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m4_pushdef([AT_GLR_CC_IF],
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[AT_SKEL_CC_IF([AT_GLR_IF([$1], [$2])], [$2])])
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# Using yacc.c?
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m4_pushdef([AT_YACC_IF],
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[m4_bmatch([$3], [%language\|%glr-parser\|%skeleton], [$2], [$1])])
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m4_pushdef([AT_LEXPARAM_IF],
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[m4_bmatch([$3], [%lex-param], [$1], [$2])])
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m4_pushdef([AT_LOCATION_IF],
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[m4_bmatch([$3], [%locations], [$1], [$2])])
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m4_pushdef([AT_LOCATION_TYPE_IF],
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[m4_bmatch([$3], [%define location_type], [$1], [$2])])
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m4_pushdef([AT_PARAM_IF],
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[m4_bmatch([$3], [%parse-param], [$1], [$2])])
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m4_pushdef([AT_PURE_IF],
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[m4_bmatch([$3], [%define *api\.pure\|%pure-parser],
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[m4_bmatch([$3], [%define *api\.pure *"?false"?], [$2], [$1])],
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[$2])])
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m4_pushdef([AT_PURE_AND_LOC_IF],
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[m4_bmatch([$3], [%locations], [AT_PURE_IF($@)], [$2])])
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m4_pushdef([AT_GLR_OR_PARAM_IF],
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[m4_bmatch([$3], [%glr-parser\|%parse-param], [$1], [$2])])
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m4_pushdef([AT_NAME_PREFIX],
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[m4_bmatch([$3], [%name-prefix ".*"],
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[m4_bregexp([$3], [name-prefix "\([^"]*\)"], [\1])],
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[yy])])
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# yyerror receives the location if %location & %pure & (%glr or %parse-param).
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m4_pushdef([AT_YYERROR_ARG_LOC_IF],
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[AT_GLR_OR_PARAM_IF([AT_PURE_AND_LOC_IF([$1], [$2])],
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[$2])])
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# yyerror always sees the locations (when activated), except if
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# (yacc & pure & !param). FIXME: This is wrong. See the manual.
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m4_pushdef([AT_YYERROR_SEES_LOC_IF],
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[AT_LOCATION_IF([AT_YACC_IF([AT_PURE_IF([AT_PARAM_IF([$1], [$2])],
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[$1])],
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[$1])],
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[$2])])
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# The interface is pure: either because %define api.pure, or because we
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# are using the C++ parsers.
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m4_pushdef([AT_PURE_LEX_IF],
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[AT_PURE_IF([$1],
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[AT_SKEL_CC_IF([$1], [$2])])])
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AT_PURE_LEX_IF(
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[m4_pushdef([AT_LOC], [(*llocp)])
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m4_pushdef([AT_VAL], [(*lvalp)])
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m4_pushdef([AT_LEX_FORMALS],
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[YYSTYPE *lvalp[]AT_LOCATION_IF([, YYLTYPE *llocp])])
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m4_pushdef([AT_LEX_ARGS],
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[lvalp[]AT_LOCATION_IF([, llocp])])
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m4_pushdef([AT_USE_LEX_ARGS],
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[(void) lvalp;AT_LOCATION_IF([(void) llocp])])
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m4_pushdef([AT_LEX_PRE_FORMALS],
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[AT_LEX_FORMALS, ])
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m4_pushdef([AT_LEX_PRE_ARGS],
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[AT_LEX_ARGS, ])
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],
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[m4_pushdef([AT_LOC], [[(]AT_NAME_PREFIX[lloc)]])
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m4_pushdef([AT_VAL], [[(]AT_NAME_PREFIX[lval)]])
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m4_pushdef([AT_LEX_FORMALS], [void])
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m4_pushdef([AT_LEX_ARGS], [])
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m4_pushdef([AT_USE_LEX_ARGS], [])
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m4_pushdef([AT_LEX_PRE_FORMALS], [])
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m4_pushdef([AT_LEX_PRE_ARGS], [])
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])
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# Handle the different types of location components.
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AT_SKEL_CC_IF(
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[AT_LOCATION_TYPE_IF(
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[AT_LOC_PUSHDEF([first.l], [first.c], [last.l], [last.c])],
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[AT_LOC_PUSHDEF([begin.line], [begin.column], [end.line], [end.column])])],
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[AT_LOC_PUSHDEF([first_line], [first_column], [last_line], [last_column])])
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])# _AT_BISON_OPTION_PUSHDEFS
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# AT_BISON_OPTION_POPDEFS
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# -----------------------
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m4_define([AT_BISON_OPTION_POPDEFS],
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[m4_popdef([AT_LEX_PRE_ARGS])
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m4_popdef([AT_LEX_PRE_FORMALS])
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m4_popdef([AT_USE_LEX_ARGS])
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m4_popdef([AT_LEX_ARGS])
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m4_popdef([AT_LEX_FORMALS])
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m4_popdef([AT_VAL])
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m4_popdef([AT_LOC])
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m4_popdef([AT_PURE_LEX_IF])
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m4_popdef([AT_YYERROR_SEES_LOC_IF])
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m4_popdef([AT_YYERROR_ARG_LOC_IF])
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m4_popdef([AT_NAME_PREFIX])
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m4_popdef([AT_GLR_OR_PARAM_IF])
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m4_popdef([AT_PURE_AND_LOC_IF])
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m4_popdef([AT_LOCATION_TYPE_IF])
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m4_popdef([AT_LOCATION_IF])
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m4_popdef([AT_PARAM_IF])
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m4_popdef([AT_LEXPARAM_IF])
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m4_popdef([AT_YACC_IF])
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m4_popdef([AT_GLR_IF])
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m4_popdef([AT_SKEL_CC_IF])
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m4_popdef([AT_GLR_CC_IF])
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m4_popdef([AT_LALR1_CC_IF])
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m4_popdef([AT_DEFINES_IF])
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AT_LOC_POPDEF
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])# AT_BISON_OPTION_POPDEFS
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## -------------------------- ##
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## Generating Grammar Files. ##
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## -------------------------- ##
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# AT_DATA_SOURCE_PROLOGUE
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# ------------------------
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# The prologue that should be included in any source code that is
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# meant to be compiled.
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m4_define([AT_DATA_SOURCE_PROLOGUE],
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[[#include <config.h>
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/* We don't need perfect functions for these tests. */
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#undef malloc
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#undef memcmp
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#undef realloc
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]])
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# AT_DATA_GRAMMAR_PROLOGUE
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# ------------------------
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# The prologue that should be included in any grammar which parser is
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# meant to be compiled.
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m4_define([AT_DATA_GRAMMAR_PROLOGUE],
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[[%code top {
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]AT_DATA_SOURCE_PROLOGUE[]dnl
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[}
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]])
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# AT_DATA_SOURCE(NAME, CONTENT)
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# -----------------------------
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# Generate the file NAME, which CONTENT is preceded by
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# AT_DATA_SOURCE_PROLOGUE.
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m4_define([AT_DATA_SOURCE],
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[AT_DATA([$1],
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[AT_DATA_SOURCE_PROLOGUE
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$2])
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])
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# AT_DATA_GRAMMAR(NAME, CONTENT)
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# ------------------------------
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# Generate the file NAME, which CONTENT is preceded by
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# AT_DATA_GRAMMAR_PROLOGUE.
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m4_define([AT_DATA_GRAMMAR],
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[AT_DATA([$1],
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[AT_DATA_GRAMMAR_PROLOGUE
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$2])
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])
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# AT_BISON_CHECK(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
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# -------------------------------------------------
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# Check Bison by invoking `bison BISON_ARGS'. OTHER_AT_CHECK_ARGS are the
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# usual remaining arguments to AT_CHECK: STATUS, STDOUT, etc.
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#
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# This macro or AT_BISON_CHECK_NO_XML should always be used whenever invoking
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# Bison in the test suite. For now it ensures that:
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#
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# 1. Valgrind doesn't report reachable memory when Bison is expected to have
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# a non-zero exit status since Bison doesn't always try to free all memory
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# in that case.
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#
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# 2. In the case of maintainer-xml-check, XML/XSLT output is compared with
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# --graph and --report=all output for every working grammar.
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m4_define([AT_BISON_CHECK],
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[m4_if(m4_quote($2), [0], [AT_BISON_CHECK_XML($@)],
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m4_quote($2), [], [AT_BISON_CHECK_XML($@)])
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AT_BISON_CHECK_NO_XML($@)])
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# AT_BISON_CHECK_NO_XML(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
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# --------------------------------------------------------
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# Same as AT_BISON_CHECK except don't perform XML/XSLT checks. This is useful
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# when a tortured grammar's XML is known to be too large for xsltproc to
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# handle.
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m4_define([AT_BISON_CHECK_NO_XML],
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[AT_CHECK(m4_if(m4_quote($2), [0], [], m4_quote($2), [], [],
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[AT_QUELL_VALGRIND ])[[bison ]]$@)])
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# AT_BISON_CHECK_XML(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
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# -----------------------------------------------------
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# Run AT_BISON_CHECK's XML/XSLT checks if $BISON_TEST_XML=1 and $XSLTPROC is
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# defined. It doesn't make sense to invoke this macro if Bison is expected to
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# have a non-zero exit status.
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m4_define([AT_BISON_CHECK_XML],
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[[if test x"$BISON_TEST_XML" = x1 && test x"$XSLTPROC" != x""; then
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mkdir xml-tests]
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m4_pushdef([AT_BISON_ARGS],
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[m4_bpatsubsts([[$1]],
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[--report(-file)?=[^][ ]*], [],
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[--graph=[^][ ]*], [],
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[--xml=[^][ ]*], [])])dnl
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# Don't combine these Bison invocations since we want to be sure that
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# --report=all isn't required to get the full XML file.
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AT_CHECK([[bison --report=all --report-file=xml-tests/test.output \
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--graph=xml-tests/test.dot ]]AT_BISON_ARGS,
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[[0]], [ignore], [ignore])
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AT_CHECK([[bison --xml=xml-tests/test.xml ]]AT_BISON_ARGS,
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[[0]], [ignore], [ignore])
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m4_popdef([AT_BISON_ARGS])dnl
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[cp xml-tests/test.output expout]
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AT_CHECK([[$XSLTPROC \
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`]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2text.xsl \
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xml-tests/test.xml]], [[0]], [expout])
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[cp xml-tests/test.dot expout]
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AT_CHECK([[$XSLTPROC \
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`]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2dot.xsl \
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xml-tests/test.xml]], [[0]], [expout])
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[rm -rf xml-tests expout
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fi]])
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# AT_QUELL_VALGRIND
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# -----------------
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# Put this before a Bison invocation to keep Valgrind from complaining about
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# reachable memory.
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#
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# Do not quote invocations of this macro within the first argument of AT_CHECK.
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# The triple quoting below will cause test cases to fail if you do. If you do
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# so anyway but also decrease the quoting below to avoid that problem, AT_CHECK
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# will then fail to shell-escape its contents when attempting to print them.
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# The testsuite verbose output, at least, will be incorrect, but nothing may
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# fail to make sure you notice.
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m4_define([AT_QUELL_VALGRIND],
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[[[VALGRIND_OPTS="$VALGRIND_OPTS --leak-check=summary --show-reachable=no"; export VALGRIND_OPTS;]]])
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## ------------------------ ##
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## Compiling C, C++ Files. ##
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## ------------------------ ##
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# AT_COMPILE(OUTPUT, [SOURCES = OUTPUT.c])
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# ----------------------------------------
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# Compile SOURCES into OUTPUT. If OUTPUT does not contain '.',
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# assume that we are linking too; this is a hack.
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m4_define([AT_COMPILE],
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[AT_CHECK([$CC $CFLAGS $CPPFLAGS m4_bmatch([$1], [[.]], [], [$LDFLAGS ])-o $1 m4_default([$2], [$1.c])[]m4_bmatch([$1], [[.]], [], [ $LIBS])],
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0, [ignore], [ignore])])
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# AT_COMPILE_CXX(OUTPUT, [SOURCES = OUTPUT.cc])
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# --------------------------------------------
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# Compile SOURCES into OUTPUT. If OUTPUT does not contain '.',
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# assume that we are linking too; this is a hack.
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# If the C++ compiler does not work, ignore the test.
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m4_define([AT_COMPILE_CXX],
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[AT_KEYWORDS(c++)
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AT_CHECK([$BISON_CXX_WORKS], 0, ignore, ignore)
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AT_CHECK([$CXX $CXXFLAGS $CPPFLAGS m4_bmatch([$1], [[.]], [], [$LDFLAGS ])-o $1 m4_default([$2], [$1.cc])[]m4_bmatch([$1], [[.]], [], [ $LIBS])],
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0, [ignore], [ignore])])
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# AT_FULL_COMPILE(OUTPUT, [OTHER])
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# --------------------------------
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# Compile OUTPUT.y to OUTPUT.c or OUTPUT.cc, and compile it to OUTPUT.
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# If OTHER is specified, compile OUTPUT-OTHER.c or OUTPUT-OTHER.cc to OUTPUT
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# along with it.
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# Relies on AT_SKEL_CC_IF.
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m4_define([AT_FULL_COMPILE],
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[AT_SKEL_CC_IF(
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[AT_BISON_CHECK([-o $1.cc $1.y])
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AT_COMPILE_CXX([$1]m4_ifval($2, [, [$1.cc $1-$2.cc]]))],
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[AT_BISON_CHECK([-o $1.c $1.y])
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AT_COMPILE([$1]m4_ifval($2, [, [$1.c $1-$2.c]]))])
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])
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## ---------------------------- ##
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## Running a generated parser. ##
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## ---------------------------- ##
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# AT_PARSER_CHECK(COMMAND, EXIT-STATUS, EXPOUT, EXPERR, [PRE])
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# ------------------------------------------------------------
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# So that we can run `./testsuite PREPARSER='valgrind -q' for instance.
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m4_define([AT_PARSER_CHECK],
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[AT_CHECK([$5 $PREPARSER $1], [$2], [$3], [$4])])
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# AT_TEST_TABLES_AND_PARSE(TITLE, COND-VALUE, TEST-SPEC,
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# DECLS, GRAMMAR, INPUT,
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# BISON-STDERR, TABLES-OR-LAST-STATE,
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# [OTHER-CHECKS],
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# [PARSER-EXIT-VALUE],
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# [PARSER-STDOUT], [PARSER-STDERR])
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# -------------------------------------------------------------
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# Using TITLE as the test group title, check the generated parser tables
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# and parser for a specified grammar file under a condition labeled by
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# COND-VALUE.
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#
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# TEST-SPEC is a comma-delimited list of attributes of this test. Each
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# recognized attribute is described below where it is relevant.
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#
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# Insert DECLS and GRAMMAR into the declarations and grammar section of
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# the grammar file. Insert basic yyerror, yylex, and main function
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# definitions as well. Hardcode yylex to return the (possibly empty)
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# comma-delimited series of tokens in INPUT followed by token 0.
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#
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# If TEST-SPEC contains the attribute no-xml, then invoke bison using
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# AT_BISON_CHECK_NO_XML. Otherwise, invoke bison using AT_BISON_CHECK.
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# On the bison command-line, specify `--report=all --defines'. Check
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# that Bison exits with value 0, has no stdout, and has stderr
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# BISON-STDERR.
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#
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# If TEST-SPEC contains the attribute `last-state', check that the value
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# of TABLES-OR-LAST-STATE is the index of the last state generated for
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# the grammar; in other words, check the number of states (minus one).
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# Otherwise, check that everything in the `.output' file starting with
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# the definition of state 0 is the same as the entire value of
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# TABLES-OR-LAST-STATE.
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#
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# Expand the M4 in OTHER-CHECKS to perform additional checks of the
|
|
# `.output' file, which is named `input.output', and/or grammar file,
|
|
# which is named `input.y'.
|
|
#
|
|
# Finally, compile the generated parser and then run it using
|
|
# AT_PARSER_CHECK with PARSER-EXIT-VALUE, PARSER-STDOUT, and
|
|
# PARSER-STDERR as the 2nd-4th arguments.
|
|
#
|
|
# As a precondition, you must properly double-quote all arguments that
|
|
# are to be interpreted as strings.
|
|
#
|
|
# AT_COND_CASE (when appearing in single-quoted segments of arguments)
|
|
# invokes m4_case with its own arguments but COND-VALUE inserted as the
|
|
# first argument. This is useful, for example, when wrapping multiple
|
|
# AT_TEST_TABLES_AND_PARSE invocations, each representing a different
|
|
# condition, in another macro.
|
|
#
|
|
# For example:
|
|
#
|
|
# # AT_TEST_SYNTAX_ERROR(DESCRIPTION, DECLS, GRAMMAR, INPUT, LAST-STATE,
|
|
# # PARSER-EXIT-VALUE, PARSER-STDOUT, PARSER-STDERR)
|
|
# # ---------------------------------------------------------------------
|
|
# m4_define([AT_TEST_SYNTAX_ERROR],
|
|
# [
|
|
# AT_TEST_TABLES_AND_PARSE([$1[ with %error-verbose]], [[verbose]],
|
|
# [[last-state]],
|
|
# [[%error-verbose ]$2], [$3], [$4],
|
|
# [[]], [$5], [], [$6], [$7], [$8])
|
|
# AT_TEST_TABLES_AND_PARSE([$1[ with no %error-verbose]], [[no verbose]],
|
|
# [[last-state]],
|
|
# [$2], [$3], [$4],
|
|
# [[]], [$5], [], [$6], [$7], [$8])
|
|
# ])
|
|
#
|
|
# AT_TEST_SYNTAX_ERROR([[Single Char Grammar]],
|
|
# [[%token 'b']], [[start: 'a' ;]], [['a', 'b']],
|
|
# [[3]],
|
|
# [[1]], [[]],
|
|
# [AT_COND_CASE([[no verbose]],
|
|
# [[syntax error
|
|
# ]],
|
|
# [[syntax error, unexpected 'b', expecting $end
|
|
# ]])])
|
|
m4_define([AT_TEST_TABLES_AND_PARSE],
|
|
[m4_pushdef([AT_COND_CASE], [m4_case([$2], $][@)])
|
|
|
|
AT_SETUP([$1])
|
|
|
|
AT_DATA_GRAMMAR([[input.y]],
|
|
[[%code {
|
|
#include <stdio.h>
|
|
static void yyerror (char const *msg);
|
|
static int yylex (void);
|
|
}
|
|
|
|
]$4[
|
|
|
|
%%
|
|
|
|
]$5[
|
|
|
|
%%
|
|
|
|
static void
|
|
yyerror (char const *msg)
|
|
{
|
|
fprintf (stderr, "%s\n", msg);
|
|
}
|
|
|
|
static int
|
|
yylex (void)
|
|
{
|
|
static int const input[] = {
|
|
]m4_if([$6], [], [], [$6], [[]], [], [$6[, ]])[0
|
|
};
|
|
static int const *inputp = input;
|
|
return *inputp++;
|
|
}
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
return yyparse ();
|
|
}
|
|
]])
|
|
|
|
# In some versions of Autoconf, AT_CHECK invokes AS_ESCAPE before
|
|
# expanding macros, so it corrupts some special characters in the
|
|
# macros. To avoid this, expand now and pass it the result with proper
|
|
# string quotation. Assume args 7 thru 12 expand to properly quoted
|
|
# strings.
|
|
|
|
m4_if(m4_index(m4_quote($3), [no-xml]), -1,
|
|
[AT_BISON_CHECK],
|
|
[AT_BISON_CHECK_NO_XML])([[--report=all --defines -o input.c input.y]],
|
|
[0], [], m4_dquote($7))
|
|
|
|
m4_if(m4_index(m4_quote($3), [last-state]), -1,
|
|
[AT_CHECK([[sed -n '/^state 0$/,$p' input.output]], [[0]],
|
|
m4_dquote($8))],
|
|
[AT_CHECK([[sed -n 's/^state //p' input.output | tail -1]], [[0]],
|
|
m4_dquote($8)[[
|
|
]])])
|
|
|
|
$9
|
|
|
|
AT_COMPILE([[input]])
|
|
|
|
AT_PARSER_CHECK([[./input]],
|
|
m4_ifval([$10], [m4_dquote($10)]),
|
|
m4_ifval([$11], [m4_dquote($11)]),
|
|
m4_ifval([$12], [m4_dquote($12)]))
|
|
|
|
AT_CLEANUP
|
|
|
|
m4_popdef([AT_COND_CASE])])
|
|
|
|
|
|
|
|
## ----------------------- ##
|
|
## Launch the test suite. ##
|
|
## ----------------------- ##
|
|
|
|
AT_INIT
|
|
|
|
AT_TESTED([bison])
|