gl/tests/test-verify.c

   1 /* Test the "verify" module.
   2
   3    Copyright (C) 2005, 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 /* Written by Bruno Haible.  */
  19
  20 #include <config.h>
  21
  22 #include "verify.h"
  23
  24 #ifndef EXP_FAIL
  25 # define EXP_FAIL 0
  26 #endif
  27
  28 int x;
  29 enum { a, b, c };
  30
  31 #if EXP_FAIL == 1
  32 verify (x >= 0);                  /* should give ERROR: non-constant expression */
  33 #endif
  34 verify (c == 2);                  /* should be ok */
  35 #if EXP_FAIL == 2
  36 verify (1 + 1 == 3);              /* should give ERROR */
  37 #endif
  38 verify (1 == 1); verify (1 == 1); /* should be ok */
  39
  40 enum
  41 {
  42   item = verify_true (1 == 1) * 0 + 17 /* should be ok */
  43 };
  44
  45 static int
  46 function (int n)
  47 {
  48 #if EXP_FAIL == 3
  49   verify (n >= 0);                  /* should give ERROR: non-constant expression */
  50 #endif
  51   verify (c == 2);                  /* should be ok */
  52 #if EXP_FAIL == 4
  53   verify (1 + 1 == 3);              /* should give ERROR */
  54 #endif
  55   verify (1 == 1); verify (1 == 1); /* should be ok */
  56
  57   if (n)
  58     return ((void) verify_expr (1 == 1, 1), verify_expr (1 == 1, 8)); /* should be ok */
  59 #if EXP_FAIL == 5
  60   return verify_expr (1 == 2, 5); /* should give ERROR */
  61 #endif
  62   return 0;
  63 }
  64
  65 int
  66 main (void)
  67 {
  68   return !(function (0) == 0 && function (1) == 8);
  69 }