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Add tests for ecdsa_uncompress_pubkey()

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This commit is contained in:
Alex Beregszaszi 2016-06-13 21:59:52 +01:00
parent 4e7da75c6e
commit ca2fcbf3e3
1 changed files with 32 additions and 0 deletions
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32
tests.c
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@ -1507,6 +1507,34 @@ START_TEST(test_pubkey_validity)
}
END_TEST
START_TEST(test_pubkey_uncompress)
{
uint8_t pub_key[65];
uint8_t uncompressed[65];
int res;
const ecdsa_curve *curve = &secp256k1;
memcpy(pub_key, fromhex("0226659c1cf7321c178c07437150639ff0c5b7679c7ea195253ed9abda2e081a37"), 33);
res = ecdsa_uncompress_pubkey(curve, pub_key, uncompressed);
ck_assert_int_eq(res, 1);
ck_assert_mem_eq(uncompressed, fromhex("0426659c1cf7321c178c07437150639ff0c5b7679c7ea195253ed9abda2e081a37b3cfbad6b39a8ce8cb3a675f53b7b57e120fe067b8035d771fd99e3eba7cf4de"), 65);
memcpy(pub_key, fromhex("03433f246a12e6486a51ff08802228c61cf895175a9b49ed4766ea9a9294a3c7fe"), 33);
res = ecdsa_uncompress_pubkey(curve, pub_key, uncompressed);
ck_assert_int_eq(res, 1);
ck_assert_mem_eq(uncompressed, fromhex("04433f246a12e6486a51ff08802228c61cf895175a9b49ed4766ea9a9294a3c7feeb4c25bcb840f720a16e8857a011e6b91e0ab2d03dbb5f9762844bb21a7b8ca7"), 65);
memcpy(pub_key, fromhex("0496e8f2093f018aff6c2e2da5201ee528e2c8accbf9cac51563d33a7bb74a016054201c025e2a5d96b1629b95194e806c63eb96facaedc733b1a4b70ab3b33e3a"), 65);
res = ecdsa_uncompress_pubkey(curve, pub_key, uncompressed);
ck_assert_int_eq(res, 1);
ck_assert_mem_eq(uncompressed, fromhex("0496e8f2093f018aff6c2e2da5201ee528e2c8accbf9cac51563d33a7bb74a016054201c025e2a5d96b1629b95194e806c63eb96facaedc733b1a4b70ab3b33e3a"), 65);
memcpy(pub_key, fromhex("00"), 1);
res = ecdsa_uncompress_pubkey(curve, pub_key, uncompressed);
ck_assert_int_eq(res, 0);
}
END_TEST
START_TEST(test_wif)
{
uint8_t priv_key[32];
@ -1974,6 +2002,10 @@ Suite *test_suite(void)
tcase_add_test(tc, test_pubkey_validity);
suite_add_tcase(s, tc);
tc = tcase_create("pubkey_uncompress");
tcase_add_test(tc, test_pubkey_uncompress);
suite_add_tcase(s, tc);
tc = tcase_create("codepoints");
tcase_add_test(tc, test_codepoints);
suite_add_tcase(s, tc);