Line data    Source code

       1             : /* FreeTDS - Library of routines accessing Sybase and Microsoft databases
       2             :  * Copyright (C) 2022  Frediano Ziglio
       3             :  *
       4             :  * This library is free software; you can redistribute it and/or
       5             :  * modify it under the terms of the GNU Library General Public
       6             :  * License as published by the Free Software Foundation; either
       7             :  * version 2 of the License, or (at your option) any later version.
       8             :  *
       9             :  * This library 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 GNU
      12             :  * Library General Public License for more details.
      13             :  *
      14             :  * You should have received a copy of the GNU Library General Public
      15             :  * License along with this library; if not, write to the
      16             :  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
      17             :  * Boston, MA 02111-1307, USA.
      18             :  */
      19             : 
      20             : /*
      21             :  * Purpose: test smp library.
      22             :  */
      23             : #undef NDEBUG
      24             : #include <config.h>
      25             : 
      26             : #include <assert.h>
      27             : #include <stdio.h>
      28             : #include <stdlib.h>
      29             : #include <string.h>
      30             : 
      31             : #include <freetds/bool.h>
      32             : #include <freetds/utils/smp.h>
      33             : 
      34             : static void
      35          80 : same_smp(smp n, const char *s, int line)
      36             : {
      37          80 :         char *out = smp_to_string(n);
      38          80 :         if (strcmp(s, out) != 0) {
      39           0 :                 fprintf(stderr, "%d: Wrong number, expected %s got %s\n", line, s, out);
      40           0 :                 free(out);
      41           0 :                 exit(1);
      42             :         }
      43          80 :         free(out);
      44          80 : }
      45             : #define same_smp(n, s) same_smp(n, s, __LINE__)
      46             : 
      47             : static void
      48          40 : same_int(int n, int expected, int line)
      49             : {
      50          40 :         if (n != expected) {
      51           0 :                 fprintf(stderr, "%d: Wrong number, expected %d got %d\n", line, expected, n);
      52           0 :                 exit(1);
      53             :         }
      54          40 : }
      55             : #define same_int(n, e) same_int(n, e, __LINE__)
      56             : 
      57             : 
      58           8 : int main(void)
      59             : {
      60             :         smp n;
      61             :         smp a;
      62             : 
      63           8 :         n = smp_from_int(1234567890123l);
      64           8 :         same_smp(n, "1234567890123");
      65           8 :         printf("%.20g\n", smp_to_double(n));
      66             : 
      67           8 :         n = smp_add(n, n);
      68           8 :         same_smp(n, "2469135780246");
      69           8 :         printf("%.20g\n", smp_to_double(n));
      70             : 
      71           8 :         printf("is_negative %d\n", smp_is_negative(n));
      72           8 :         same_int(smp_is_negative(n), false);
      73             : 
      74           8 :         n = smp_negate(n);
      75           8 :         same_smp(n, "-2469135780246");
      76           8 :         printf("%.20g\n", smp_to_double(n));
      77             : 
      78           8 :         printf("is_negative %d\n", smp_is_negative(n));
      79           8 :         same_int(smp_is_negative(n), true);
      80             : 
      81           8 :         n = smp_from_int(-87654321);
      82           8 :         same_smp(n, "-87654321");
      83           8 :         printf("%.20g\n", smp_to_double(n));
      84             : 
      85           8 :         a = smp_from_int(87654321);
      86           8 :         same_smp(a, "87654321");
      87             : 
      88           8 :         n = smp_add(n, a);
      89           8 :         same_smp(n, "0");
      90           8 :         printf("%.20g\n", smp_to_double(n));
      91             : 
      92           8 :         n = smp_sub(n, a);
      93           8 :         same_smp(n, "-87654321");
      94           8 :         printf("%.20g\n", smp_to_double(n));
      95             : 
      96           8 :         n = smp_from_int(4611686018427387904l);
      97           8 :         same_smp(n, "4611686018427387904");
      98             : 
      99           8 :         n = smp_add(n, n);
     100           8 :         same_smp(n, "9223372036854775808");
     101             : 
     102           8 :         n = smp_add(n, n);
     103           8 :         same_smp(n, "18446744073709551616");
     104             : 
     105           8 :         same_int(smp_cmp(smp_from_int(123), smp_from_int(123)), 0);
     106           8 :         same_int(smp_cmp(smp_from_int(123), smp_from_int(-124)), 1);
     107           8 :         same_int(smp_cmp(smp_from_int(-123), smp_from_int(123)), -1);
     108             :         return 0;
     109             : }
     110             :