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tests/unittests: add tweetnacl sign/verify test

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This commit is contained in:
Kaspar Schleiser 2018-03-14 06:42:23 +01:00
parent 078104223a
commit c59c4897f2
1 changed files with 51 additions and 1 deletions
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52
tests/unittests/tests-tweetnacl/tests-tweetnacl.c
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@ -30,6 +30,7 @@ static const char message[] = "0123456789abcdef";
static char r[sizeof(message)]; static char r[sizeof(message)];
#define MLEN (sizeof(message) + crypto_box_ZEROBYTES) #define MLEN (sizeof(message) + crypto_box_ZEROBYTES)
#define SMLEN (sizeof(message) + crypto_sign_BYTES)
static unsigned char alice_pk[crypto_box_PUBLICKEYBYTES]; static unsigned char alice_pk[crypto_box_PUBLICKEYBYTES];
static unsigned char alice_sk[crypto_box_SECRETKEYBYTES]; static unsigned char alice_sk[crypto_box_SECRETKEYBYTES];
@ -40,6 +41,11 @@ static unsigned char c[MLEN];
static const unsigned char n[crypto_box_NONCEBYTES]; static const unsigned char n[crypto_box_NONCEBYTES];
static unsigned char result[MLEN]; static unsigned char result[MLEN];
static unsigned char sign_sk[crypto_sign_SECRETKEYBYTES];
static unsigned char sign_pk[crypto_sign_PUBLICKEYBYTES];
static unsigned char verify_result[SMLEN];
static unsigned char sm[SMLEN];
static void setUp(void) static void setUp(void)
{ {
/* Initialize */ /* Initialize */
@ -80,10 +86,54 @@ static void test_tweetnacl_01(void)
TEST_ASSERT_EQUAL_STRING("0123456789abcdef", (const char*)r); TEST_ASSERT_EQUAL_STRING("0123456789abcdef", (const char*)r);
} }
static void test_tweetnacl_02(void)
{
int res;
unsigned long long int smlen;
unsigned long long int verify_result_len;
memset(sm, '\0', SMLEN);
/* Creating keypair ... */
crypto_sign_keypair(sign_pk, sign_sk);
/* Sign */
crypto_sign(sm, &smlen, (const unsigned char *)message, sizeof(message), sign_sk);
/* Verifying... */
res = crypto_sign_open(verify_result, &verify_result_len, sm, smlen, sign_pk);
TEST_ASSERT_EQUAL_INT(SMLEN, smlen);
TEST_ASSERT_EQUAL_INT(0, res);
memset(r, 0, sizeof(r));
memcpy(r, verify_result + crypto_sign_BYTES, SMLEN - crypto_sign_BYTES);
TEST_ASSERT_EQUAL_STRING("0123456789abcdef", (const char*)r);
}
static void test_tweetnacl_03(void)
{
int res;
unsigned long long int verify_result_len;
/* changing message at random position (10) */
sm[crypto_sign_BYTES + 10] = 'A';
/* Verifying... */
res = crypto_sign_open(verify_result, &verify_result_len, sm, SMLEN, sign_pk);
TEST_ASSERT_EQUAL_INT(-1, res);
}
Test *tests_tweetnacl_all(void) Test *tests_tweetnacl_all(void)
{ {
EMB_UNIT_TESTFIXTURES(fixtures) { EMB_UNIT_TESTFIXTURES(fixtures) {
new_TestFixture(test_tweetnacl_01) new_TestFixture(test_tweetnacl_01),
new_TestFixture(test_tweetnacl_02),
new_TestFixture(test_tweetnacl_03)
}; };
EMB_UNIT_TESTCALLER(tweetnacl_tests, setUp, tearDown, fixtures); EMB_UNIT_TESTCALLER(tweetnacl_tests, setUp, tearDown, fixtures);