iodine/tests/base32.c

143 lines
3.2 KiB
C

/*
* Copyright (c) 2006-2009 Bjorn Andersson <flex@kryo.se>, Erik Ekman <yarrick@kryo.se>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <check.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "encoding.h"
#include "base32.h"
#include "test.h"
#define TUPLES 5
static struct tuple
{
char *a;
char *b;
} testpairs[TUPLES] = {
{ "iodinetestingtesting", "nfxwi0lomv0gk21unfxgo3dfon0gs1th" },
{ "abc123", "mfrggmjsgm" },
{ "test", "orsxg3a" },
{ "tst", "orzxi" },
{ "", "" },
};
START_TEST(test_base32_encode)
{
size_t len;
char buf[4096];
struct encoder *b32;
int val;
b32 = get_base32_encoder();
len = sizeof(buf);
val = b32->encode(buf, &len, testpairs[_i].a, strlen(testpairs[_i].a));
fail_unless(strcmp(buf, testpairs[_i].b) == 0,
"'%s' != '%s'", buf, testpairs[_i].b);
}
END_TEST
START_TEST(test_base32_decode)
{
size_t len;
char buf[4096];
struct encoder *b32;
int val;
b32 = get_base32_encoder();
len = sizeof(buf);
val = b32->decode(buf, &len, testpairs[_i].b, strlen(testpairs[_i].b));
fail_unless(buf != NULL, "buf == NULL");
fail_unless(strcmp(buf, testpairs[_i].a) == 0,
"'%s' != '%s'", buf, testpairs[_i].a);
}
END_TEST
START_TEST(test_base32_5to8_8to5)
{
int i;
int c;
for (i = 0; i < 32; i++) {
c = b32_5to8(i);
fail_unless(b32_8to5(c) == i);
}
}
END_TEST
START_TEST(test_base32_blksize)
{
size_t rawlen;
size_t enclen;
char *rawbuf;
char *encbuf;
struct encoder *b32;
int i;
int val;
b32 = get_base32_encoder();
rawlen = b32->blocksize_raw();
enclen = b32->blocksize_encoded();
rawbuf = malloc(rawlen + 16);
encbuf = malloc(enclen + 16);
for (i = 0; i < rawlen; i++) {
rawbuf[i] = 'A';
}
rawbuf[i] = 0;
val = b32->encode(encbuf, &enclen, rawbuf, rawlen);
fail_unless(rawlen == 5, "raw length was %d not 5", rawlen);
fail_unless(enclen == 5, "encoded %d bytes, not 5", enclen);
fail_unless(val == 8, "encoded string %s was length %d", encbuf, val);
memset(rawbuf, 0, rawlen + 16);
enclen = val;
val = b32->decode(rawbuf, &rawlen, encbuf, enclen);
fail_unless(rawlen == 5, "raw length was %d not 5", rawlen);
fail_unless(val == 5, "val was not 5 but %d", val);
for (i = 0; i < rawlen; i++) {
fail_unless(rawbuf[i] == 'A');
}
}
END_TEST
TCase *
test_base32_create_tests()
{
TCase *tc;
tc = tcase_create("Base32");
tcase_add_loop_test(tc, test_base32_encode, 0, TUPLES);
tcase_add_loop_test(tc, test_base32_decode, 0, TUPLES);
tcase_add_test(tc, test_base32_5to8_8to5);
tcase_add_test(tc, test_base32_blksize);
return tc;
}