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-rw-r--r--tests/test-ecdsa.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/tests/test-ecdsa.c b/tests/test-ecdsa.c
index 8bccdfc..558120b 100644
--- a/tests/test-ecdsa.c
+++ b/tests/test-ecdsa.c
@@ -144,7 +144,7 @@ static int test_against_static_vectors(const ecdsa_tc_t * const tc)
return printf("hal_ecdsa_key_from_der() failed: %s\n", hal_error_string(err)), 0;
if (memcmp(key1, key2, hal_ecdsa_key_t_size) != 0)
- return printf("Key mismatch after read/write cycle\n"), 0;
+ return printf("Private key mismatch after read/write cycle\n"), 0;
set_next_random(tc->k, tc->k_len);
@@ -180,6 +180,21 @@ static int test_against_static_vectors(const ecdsa_tc_t * const tc)
if ((err = hal_ecdsa_verify(key2, tc->H, tc->H_len, sig, sig_len, HAL_ECDSA_SIGNATURE_FORMAT_ASN1)) != HAL_OK)
return printf("hal_ecdsa_verify(public) failed: %s\n", hal_error_string(err)), 0;
+ uint8_t point[hal_ecdsa_key_to_ecpoint_len(key1)];
+ size_t point_len;
+
+ if ((err = hal_ecdsa_key_to_ecpoint(key1, point, &point_len, sizeof(point))) != HAL_OK)
+ return printf("hal_ecdsa_key_to_point() failed: %s\n", hal_error_string(err)), 0;
+
+ hal_ecdsa_key_clear(key1);
+ key1 = NULL;
+
+ if ((err = hal_ecdsa_key_from_ecpoint(&key1, keybuf1, sizeof(keybuf1), point, point_len, tc->curve)) != HAL_OK)
+ return printf("hal_ecdsa_key_from_point() failed: %s\n", hal_error_string(err)), 0;
+
+ if (memcmp(key1, key2, hal_ecdsa_key_t_size) != 0)
+ return printf("Public key mismatch after read/write cycle\n"), 0;
+
return 1;
}