tests/skeletons.at

   1 # Checking skeleton support.                     -*- Autotest -*-
   2
   3 # Copyright (C) 2007, 2009-2012 Free Software Foundation, Inc.
   4
   5 # This program is free software: you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation, either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 AT_BANNER([[Skeleton Support.]])
  19
  20 ## ------------------------------ ##
  21 ## Relative skeleton file names.  ##
  22 ## ------------------------------ ##
  23
  24 AT_SETUP([[Relative skeleton file names]])
  25
  26 AT_CHECK([[mkdir tmp]])
  27
  28 AT_DATA([[tmp/skel.c]],
  29 [[m4@&t@_divert_push(0)d@&t@nl
  30 @output(b4_parser_file_name@)d@&t@nl
  31 b4_percent_define_get([[test]])
  32 m4@&t@_divert_pop(0)
  33 ]])
  34
  35 AT_DATA([[skel.c]],
  36 [[m4@&t@_divert_push(0)d@&t@nl
  37 @output(b4_parser_file_name@)d@&t@nl
  38 b4_percent_define_get([[test]]) -- Local
  39 m4@&t@_divert_pop(0)
  40 ]])
  41
  42 AT_DATA([[tmp/input-gram.y]],
  43 [[%skeleton "./skel.c"
  44 %define test "Hello World"
  45 %%
  46 start: ;
  47 ]])
  48
  49 AT_DATA([[input-gram.y]],
  50 [[%skeleton "./skel.c"
  51 %define test "Hello World"
  52 %%
  53 start: ;
  54 ]])
  55
  56 AT_DATA([[tmp/input-cmd-line.y]],
  57 [[%define test "Hello World"
  58 %%
  59 start: ;
  60 ]])
  61
  62 AT_BISON_CHECK([[tmp/input-gram.y]])
  63 AT_CHECK([[cat input-gram.tab.c]], [[0]],
  64 [[Hello World
  65 ]])
  66
  67 AT_BISON_CHECK([[input-gram.y]])
  68 AT_CHECK([[cat input-gram.tab.c]], [[0]],
  69 [[Hello World -- Local
  70 ]])
  71
  72 AT_BISON_CHECK([[--skeleton=tmp/skel.c tmp/input-cmd-line.y]])
  73 AT_CHECK([[cat input-cmd-line.tab.c]], [[0]],
  74 [[Hello World
  75 ]])
  76
  77 AT_CLEANUP
  78
  79
  80 ## ------------------------------- ##
  81 ## Installed skeleton file names.  ##
  82 ## ------------------------------- ##
  83
  84 AT_SETUP([[Installed skeleton file names]])
  85
  86 AT_BISON_OPTION_PUSHDEFS
  87 m4_pushdef([AT_GRAM],
  88 [[%{
  89   #include <stdio.h>
  90   ]AT_YYERROR_DECLARE[
  91   int yylex (void);
  92 %}
  93
  94 %error-verbose
  95 %token 'a'
  96
  97 %%
  98
  99 start: ;
 100
 101 %%
 102
 103 ]AT_YYERROR_DEFINE[
 104 int
 105 yylex (void)
 106 {
 107   return 'a';
 108 }
 109
 110 int
 111 main (void)
 112 {
 113   return yyparse ();
 114 }
 115 ]])
 116
 117 AT_DATA([[input-cmd-line.y]],
 118 [AT_GRAM])
 119
 120 AT_DATA([[input-gram.y]],
 121 [[%skeleton "yacc.c"]
 122 AT_GRAM])
 123
 124 AT_BISON_CHECK([[--skeleton=yacc.c -o input-cmd-line.c input-cmd-line.y]])
 125 AT_COMPILE([[input-cmd-line]])
 126 AT_PARSER_CHECK([[./input-cmd-line]], [[1]], [],
 127 [[syntax error, unexpected 'a', expecting $end
 128 ]])
 129
 130 AT_BISON_CHECK([[-o input-gram.c input-gram.y]])
 131 AT_COMPILE([[input-gram]])
 132 AT_PARSER_CHECK([[./input-gram]], [[1]], [],
 133 [[syntax error, unexpected 'a', expecting $end
 134 ]])
 135
 136 m4_popdef([AT_GRAM])
 137
 138 AT_BISON_OPTION_POPDEFS
 139 AT_CLEANUP
 140
 141
 142 ## ------------------------------------------------------ ##
 143 ## %define Boolean variables: invalid skeleton defaults.  ##
 144 ## ------------------------------------------------------ ##
 145
 146 AT_SETUP([[%define Boolean variables: invalid skeleton defaults]])
 147
 148 AT_DATA([[skel.c]],
 149 [[b4_percent_define_default([[foo]], [[bogus value]])
 150 b4_percent_define_flag_if([[foo]])
 151 ]])
 152
 153 AT_DATA([[input.y]],
 154 [[%skeleton "./skel.c"
 155 %%
 156 start: ;
 157 ]])
 158
 159 AT_BISON_CHECK([[input.y]], [[1]], [[]],
 160 [[<skeleton default value>: invalid value for %define Boolean variable 'foo'
 161 ]])
 162
 163 AT_CLEANUP
 164
 165
 166 ## --------------------------------------------- ##
 167 ## Complaining during macro argument expansion.  ##
 168 ## --------------------------------------------- ##
 169
 170 AT_SETUP([[Complaining during macro argument expansion]])
 171
 172 AT_DATA([[skel1.c]],
 173 [[m4@&t@_define([foow], [b4_warn([[foow fubar]])])
 174 m4@&t@_define([foowat], [b4_warn_at([[foow.y:2.3]],
 175                                     [[foow.y:5.4]], [[foowat fubar]])])
 176 m4@&t@_define([fooc], [b4_complain([[fooc fubar]])])
 177 m4@&t@_define([foocat], [b4_complain_at([[fooc.y:1.1]],
 178                                         [[fooc.y:10.6]], [[foocat fubar]])])
 179 m4@&t@_define([foof], [b4_fatal([[foof fubar]])])
 180 m4@&t@_if(foow, [1], [yes])
 181 m4@&t@_if(foowat, [1], [yes])
 182 m4@&t@_if(fooc, [1], [yes])
 183 m4@&t@_if(foocat, [1], [yes])
 184 m4@&t@_if(foof, [1], [yes])
 185 ]])
 186
 187 AT_DATA([[input1.y]],
 188 [[%skeleton "./skel1.c"
 189 %%
 190 start: ;
 191 ]])
 192
 193 AT_BISON_CHECK([[input1.y]], [[1]], [[]],
 194 [[input1.y: warning: foow fubar [-Wother]
 195 foow.y:2.3-5.3: warning: foowat fubar [-Wother]
 196 input1.y: fooc fubar
 197 fooc.y:1.1-10.5: foocat fubar
 198 input1.y: fatal error: foof fubar
 199 ]])
 200
 201 AT_DATA([[skel2.c]],
 202 [[m4@&t@_define([foofat], [b4_fatal_at([[foof.y:12.11]],
 203                                        [[foof.y:100.123]], [[foofat fubar]])])
 204 m4@&t@_if(foofat, [1], [yes])
 205 ]])
 206
 207 AT_DATA([[input2.y]],
 208 [[%skeleton "./skel2.c"
 209 %%
 210 start: ;
 211 ]])
 212
 213 AT_BISON_CHECK([[input2.y]], [[1]], [[]],
 214 [[foof.y:12.11-100.122: fatal error: foofat fubar
 215 ]])
 216
 217 AT_DATA([[skel3.c]],
 218 [[b4_complain_at(b4_percent_define_get_loc([[bogus]]), [[bad value]])
 219 ]])
 220
 221 AT_DATA([[input3.y]],
 222 [[%skeleton "./skel3.c"
 223 %%
 224 start: ;
 225 ]])
 226
 227 AT_BISON_CHECK([[input3.y]], [[1]], [[]],
 228 [[input3.y: fatal error: b4_percent_define_get_loc: undefined %define variable 'bogus'
 229 ]])
 230
 231 AT_DATA([[skel4.c]],
 232 [[b4_warn_at(b4_percent_define_get_syncline([[bogus]]), [[bad value]])
 233 ]])
 234
 235 AT_DATA([[input4.y]],
 236 [[%skeleton "./skel4.c"
 237 %%
 238 start: ;
 239 ]])
 240
 241 AT_BISON_CHECK([[input4.y]], [[1]], [[]],
 242 [[input4.y: fatal error: b4_percent_define_get_syncline: undefined %define variable 'bogus'
 243 ]])
 244
 245 AT_CLEANUP
 246
 247
 248 ## --------------------------------------- ##
 249 ## Fatal errors make M4 exit immediately.  ##
 250 ## --------------------------------------- ##
 251
 252 AT_SETUP([[Fatal errors make M4 exit immediately]])
 253
 254 AT_DATA([[skel1.c]],
 255 [[b4_complain([[non-fatal error]])
 256 b4_fatal([[M4 should exit immediately here]])
 257 m4@&t@_fatal([this should never be evaluated])
 258 ]])
 259
 260 AT_DATA([[input1.y]],
 261 [[%skeleton "./skel1.c"
 262 %%
 263 start: ;
 264 ]])
 265
 266 AT_BISON_CHECK([[input1.y]], [[1]], [[]],
 267 [[input1.y: non-fatal error
 268 input1.y: fatal error: M4 should exit immediately here
 269 ]])
 270
 271 AT_DATA([[skel2.c]],
 272 [[b4_warn([[morning]])
 273 b4_fatal_at([[foo.y:1.5]], [[foo.y:1.7]], [[M4 should exit immediately here]])
 274 m4@&t@_fatal([this should never be evaluated])
 275 ]])
 276
 277 AT_DATA([[input2.y]],
 278 [[%skeleton "./skel2.c"
 279 %%
 280 start: ;
 281 ]])
 282
 283 AT_BISON_CHECK([[input2.y]], [[1]], [[]],
 284 [[input2.y: warning: morning [-Wother]
 285 foo.y:1.5-6: fatal error: M4 should exit immediately here
 286 ]])
 287
 288 AT_CLEANUP
 289
 290
 291 ## ------------------------------------------------ ##
 292 ## Fatal errors but M4 continues producing output.  ##
 293 ## ------------------------------------------------ ##
 294
 295 # At one time, if Bison encountered a fatal error during M4 processing,
 296 # Bison failed to drain M4's output pipe.  The result was a SIGPIPE.
 297 # On some platforms, the default disposition for SIGPIPE is terminate,
 298 # which was fine.  On others, it's ignore, which caused M4 to report
 299 # the broken pipe to the user, but we don't want to bother the user with
 300 # that.
 301
 302 # There is a race condition somewhere.  That is, before the associated
 303 # fix, running this test group many times in a row would occasionally
 304 # produce a pass among all the failures.
 305
 306 AT_SETUP([[Fatal errors but M4 continues producing output]])
 307
 308 AT_DATA([[gen-skel.pl]],
 309 [[use warnings;
 310 use strict;
 311 my $M4 = "m4";
 312 my $DNL = "d"."nl";
 313 print "${M4}_divert_push(0)$DNL\n";
 314 print '@output(@,@)', "\n";
 315 (print "garbage"x10, "\n") for (1..1000);
 316 print "${M4}_divert_pop(0)\n";
 317 ]])
 318 AT_CHECK([[perl gen-skel.pl > skel.c || exit 77]])
 319
 320 AT_DATA([[input.y]],
 321 [[%skeleton "./skel.c"
 322 %%
 323 start: ;
 324 ]])
 325
 326 AT_BISON_CHECK([[input.y]], [[1]], [[]],
 327 [[input.y: fatal error: too many arguments for @output directive in skeleton
 328 ]])
 329
 330 AT_CLEANUP