xapian-applications/omega/md5test.cc

   1 /* md5test.cc: test cases for the MD5 code
   2  *
   3  * Copyright (C) 2006 Olly Betts
   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 2 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, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  18  */
  19
  20 #include <config.h>
  21
  22 #include <cstdlib>
  23 #include <iostream>
  24 #include <string>
  25
  26 #include <cstdio>
  27
  28 #include "md5wrap.h"
  29
  30 using namespace std;
  31
  32 struct testcase {
  33     const char * string;
  34     const char * hash;
  35 };
  36
  37 static testcase md5_testcases[] = {
  38     { "", "d41d8cd98f00b204e9800998ecf8427e" },
  39     { "test", "098f6bcd4621d373cade4e832627b4f6" },
  40     { "\x80\x81\x82", "b385760a988b494d3f9df43456928176" },
  41     { NULL, NULL }
  42 };
  43
  44 int main() {
  45     string md5;
  46     for (testcase * t = md5_testcases; t->string; ++t) {
  47         string hexhash;
  48         md5_string(t->string, md5);
  49         for (size_t i = 0; i < md5.size(); ++i) {
  50             char buf[16];
  51             sprintf(buf, "%02x", static_cast<unsigned char>(md5[i]));
  52             hexhash += buf;
  53         }
  54         if (hexhash != t->hash) {
  55             cerr << "md5 of \"" << t->string << "\" should be \"" << t->hash << "\" not \"" << hexhash << "\"" << endl;
  56             exit(1);
  57         }
  58     }
  59 }