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Unit tests for pk fingerprint functions

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This commit is contained in:
Nick Mathewson 2014-02-26 11:15:43 -05:00
parent 25c0435aa5
commit 0be9e6099b
1 changed files with 51 additions and 0 deletions
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51
src/test/test_crypto.c
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@ -509,6 +509,56 @@ test_crypto_pk(void)
tor_free(encoded);
}
static void
test_crypto_pk_fingerprints(void *arg)
{
crypto_pk_t *pk = NULL;
char encoded[512];
char d[DIGEST_LEN], d2[DIGEST_LEN];
char fingerprint[FINGERPRINT_LEN+1];
int n;
unsigned i;
char *mem_op_hex_tmp=NULL;
(void)arg;
pk = pk_generate(1);
tt_assert(pk);
n = crypto_pk_asn1_encode(pk, encoded, sizeof(encoded));
tt_int_op(n, >, 0);
tt_int_op(n, >, 128);
tt_int_op(n, <, 256);
/* Is digest as expected? */
crypto_digest(d, encoded, n);
tt_int_op(0, ==, crypto_pk_get_digest(pk, d2));
test_memeq(d, d2, DIGEST_LEN);
/* Is fingerprint right? */
tt_int_op(0, ==, crypto_pk_get_fingerprint(pk, fingerprint, 0));
tt_int_op(strlen(fingerprint), ==, DIGEST_LEN * 2);
test_memeq_hex(d, fingerprint);
/* Are spaces right? */
tt_int_op(0, ==, crypto_pk_get_fingerprint(pk, fingerprint, 1));
for (i = 4; i < strlen(fingerprint); i += 5) {
tt_int_op(fingerprint[i], ==, ' ');
}
tor_strstrip(fingerprint, " ");
tt_int_op(strlen(fingerprint), ==, DIGEST_LEN * 2);
test_memeq_hex(d, fingerprint);
/* Now hash again and check crypto_pk_get_hashed_fingerprint. */
crypto_digest(d2, d, sizeof(d));
tt_int_op(0, ==, crypto_pk_get_hashed_fingerprint(pk, fingerprint));
tt_int_op(strlen(fingerprint), ==, DIGEST_LEN * 2);
test_memeq_hex(d2, fingerprint);
done:
crypto_pk_free(pk);
tor_free(mem_op_hex_tmp);
}
/** Sanity check for crypto pk digests */
static void
test_crypto_digests(void)
@ -1234,6 +1284,7 @@ struct testcase_t crypto_tests[] = {
{ "aes_EVP", test_crypto_aes, TT_FORK, &pass_data, (void*)"evp" },
CRYPTO_LEGACY(sha),
CRYPTO_LEGACY(pk),
{ "pk_fingerprints", test_crypto_pk_fingerprints, TT_FORK, NULL, NULL },
CRYPTO_LEGACY(digests),
CRYPTO_LEGACY(dh),
CRYPTO_LEGACY(s2k),