tests/regression.at

   1 # Bison Regressions.                               -*- Autotest -*-
   2 # Copyright 2001 Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2, or (at your option)
   7 # any later version.
   8
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  17 # 02111-1307, USA.
  18
  19 AT_BANNER([[Regression tests.]])
  20
  21 ## ------------------ ##
  22 ## Duplicate string.  ##
  23 ## ------------------ ##
  24
  25
  26 AT_SETUP([Duplicate string])
  27
  28 AT_DATA([duplicate.y],
  29 [[/* `Bison -v' used to dump core when two tokens are defined with the same
  30    string, as LE and GE below. */
  31
  32 %token NUM
  33 %token LE "<="
  34 %token GE "<="
  35
  36 %%
  37 exp: '(' exp ')' | NUM ;
  38 %%
  39 ]])
  40
  41 AT_CHECK([bison -v duplicate.y -o duplicate.c], 0, ignore, ignore)
  42
  43 AT_CLEANUP([duplicate.*])
  44
  45
  46
  47 ## ---------------------- ##
  48 ## %union and --defines.  ##
  49 ## ---------------------- ##
  50
  51
  52 AT_SETUP([%union and --defines])
  53
  54 AT_DATA([union.y],
  55 [%union
  56 {
  57   int   integer;
  58   char *string ;
  59 }
  60 %%
  61 exp: {};
  62 ])
  63
  64 AT_CHECK([bison --defines union.y])
  65
  66 AT_CLEANUP([union.*])
  67
  68
  69 ## --------------------------------------- ##
  70 ## Duplicate '/' in C comments in %union   ##
  71 ## --------------------------------------- ##
  72
  73
  74 AT_SETUP([%union and C comments])
  75
  76 AT_DATA([union-comment.y],
  77 [%union
  78 {
  79   /* The int.  */       int   integer;
  80   /* The string.  */    char *string ;
  81 }
  82 %%
  83 exp: {};
  84 ])
  85
  86 AT_CHECK([bison union-comment.y])
  87 AT_CHECK([fgrep '//*' union-comment.tab.c], [1], [])
  88
  89 AT_CLEANUP([union-comment.*])
  90
  91
  92 ## --------------- ##
  93 ## invalid input.  ##
  94 ## --------------- ##
  95
  96
  97 AT_SETUP([Invalid input])
  98
  99 AT_DATA([input.y],
 100 [[%%
 101 ?
 102 ]])
 103
 104 AT_CHECK([bison input.y], [1], [],
 105 [input.y:2: invalid input: `?'
 106 input.y:3: fatal error: no rules in the input grammar
 107 ])
 108
 109 AT_CLEANUP
 110
 111
 112 ## --------------------- ##
 113 ## Invalid CPP headers.  ##
 114 ## --------------------- ##
 115
 116 AT_SETUP([Invalid CPP headers])
 117
 118 mkdir input
 119
 120 AT_DATA([input/input.y],
 121 [%%
 122 dummy:
 123 ])
 124
 125 AT_CHECK([bison --defines input/input.y])
 126
 127 AT_CHECK([sed 1q input/input.tab.h], 0,
 128 [[#ifndef INPUT_INPUT_TAB_H
 129 ]])
 130
 131 AT_CLEANUP(input)