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gnupg/common/t-zb32.c
Werner Koch b8a91ebf46 common: Add z-base-32 encoder.
* common/zb32.c: New.
* common/t-zb32.c: New.
* common/Makefile.am (common_sources): Add zb82.c
(module_tests): Add t-zb32.
2014-04-17 21:09:10 +02:00

111 lines
3.0 KiB
C

/* t-zb32.c - Module tests for zb32.c
* Copyright (C) 2014 Werner Koch
*
* This file is part of GnuPG.
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of either
*
* - the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 3 of the License, or (at
* your option) any later version.
*
* or
*
* - the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* or both in parallel, as here.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <unistd.h>
#include "util.h"
#define pass() do { ; } while(0)
#define fail(a) do { fprintf (stderr, "%s:%d: test %d failed\n",\
__FILE__,__LINE__, (a)); \
errcount++; \
} while(0)
static int errcount;
static void
test_zb32enc (void)
{
static struct {
size_t datalen;
char *data;
const char *expected;
} tests[] = {
/* From the DESIGN document. */
{ 1, "\x00", "y" },
{ 1, "\x80", "o" },
{ 2, "\x40", "e" },
{ 2, "\xc0", "a" },
{ 10, "\x00\x00", "yy" },
{ 10, "\x80\x80", "on" },
{ 20, "\x8b\x88\x80", "tqre" },
{ 24, "\xf0\xbf\xc7", "6n9hq" },
{ 24, "\xd4\x7a\x04", "4t7ye" },
/* The next vector is strange: The DESIGN document from 2007 gives
"8ik66o" as result, the revision from 2009 gives "6im5sd". I
look at it for quite some time and came to the conclusion that
"6im54d" is the right encoding. */
{ 30, "\xf5\x57\xbd\x0c", "6im54d" },
/* From ccrtp's Java code. */
{ 40, "\x01\x01\x01\x01\x01", "yryonyeb" },
{ 15, "\x01\x01", "yry" },
{ 80, "\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01", "yryonyebyryonyeb" },
{ 15, "\x81\x81", "ogy" },
{ 16, "\x81\x81", "ogyo" },
{ 20, "\x81\x81\x81", "ogya" },
{ 64, "\x81\x81\x81\x81\x81\x81\x81\x81", "ogyadycbogyan" },
/* More tests. */
{ 0, "", "" }
};
int tidx;
char *output;
for (tidx = 0; tidx < DIM(tests); tidx++)
{
output = zb32_encode (tests[tidx].data, tests[tidx].datalen);
if (!output)
{
fprintf (stderr, "%s:%d: error encoding test %d: %s\n",
__FILE__, __LINE__, tidx, strerror (errno));
exit (1);
}
/* puts (output); */
if (strcmp (output, tests[tidx].expected))
fail (tidx);
xfree (output);
}
}
int
main (int argc, char **argv)
{
(void)argc;
(void)argv;
test_zb32enc ();
return !!errcount;
}