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test: Add base32_encode/decode unit tests

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Signed-off-by: David Goulet <dgoulet@torproject.org>
This commit is contained in:
David Goulet 2016-06-13 11:20:09 -04:00 committed by Nick Mathewson
parent 4e4a7d2b0c
commit f4f9a9be40
1 changed files with 94 additions and 0 deletions
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94
src/test/test_util_format.c
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@ -289,6 +289,96 @@ test_util_format_base16_decode(void *ignored)
tor_free(real_dst);
}
static void
test_util_format_base32_encode(void *arg)
{
(void) arg;
size_t real_dstlen = 32;
char *dst = tor_malloc_zero(real_dstlen);
/* Basic use case that doesn't require a source length correction. */
{
/* Length of 10 bytes. */
const char *src = "blahbleh12";
size_t srclen = strlen(src);
/* Expected result encoded base32. This was created using python as
* such (and same goes for all test case.):
*
* b = bytes("blahbleh12", 'utf-8')
* base64.b32encode(b)
* (result in lower case)
*/
const char *expected = "mjwgc2dcnrswqmjs";
base32_encode(dst, base32_encoded_size(srclen), src, srclen);
tt_mem_op(expected, OP_EQ, dst, strlen(expected));
/* Encode but to a larger size destination. */
memset(dst, 0, real_dstlen);
base32_encode(dst, real_dstlen, src, srclen);
tt_mem_op(expected, OP_EQ, dst, strlen(expected));
}
/* Non multiple of 5 for the source buffer length. */
{
/* Length of 8 bytes. */
const char *expected = "mjwgc2dcnrswq";
const char *src = "blahbleh";
size_t srclen = strlen(src);
memset(dst, 0, real_dstlen);
base32_encode(dst, base32_encoded_size(srclen), src, srclen);
tt_mem_op(expected, OP_EQ, dst, strlen(expected));
}
done:
tor_free(dst);
}
static void
test_util_format_base32_decode(void *arg)
{
(void) arg;
int ret;
size_t real_dstlen = 32;
char *dst = tor_malloc_zero(real_dstlen);
/* Basic use case. */
{
/* Length of 10 bytes. */
const char *expected = "blahbleh12";
/* Expected result encoded base32. */
const char *src = "mjwgc2dcnrswqmjs";
ret = base32_decode(dst, strlen(expected), src, strlen(src));
tt_int_op(ret, ==, 0);
tt_str_op(expected, OP_EQ, dst);
}
/* Non multiple of 5 for the source buffer length. */
{
/* Length of 8 bytes. */
const char *expected = "blahbleh";
const char *src = "mjwgc2dcnrswq";
ret = base32_decode(dst, strlen(expected), src, strlen(src));
tt_int_op(ret, ==, 0);
tt_mem_op(expected, OP_EQ, dst, strlen(expected));
}
/* Invalid values. */
{
/* Invalid character '#'. */
ret = base32_decode(dst, real_dstlen, "#abcde", 6);
tt_int_op(ret, ==, -1);
/* Make sure the destination buffer has been zeroed even on error. */
tt_int_op(tor_mem_is_zero(dst, real_dstlen), ==, 1);
}
done:
tor_free(dst);
}
struct testcase_t util_format_tests[] = {
{ "unaligned_accessors", test_util_format_unaligned_accessors, 0,
NULL, NULL },
@ -297,6 +387,10 @@ struct testcase_t util_format_tests[] = {
NULL, NULL },
{ "base64_decode", test_util_format_base64_decode, 0, NULL, NULL },
{ "base16_decode", test_util_format_base16_decode, 0, NULL, NULL },
{ "base32_encode", test_util_format_base32_encode, 0,
NULL, NULL },
{ "base32_decode", test_util_format_base32_decode, 0,
NULL, NULL },
END_OF_TESTCASES
};