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test: improve siv unit test

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This commit is contained in:
Miroslav Lichvar 2020-08-13 16:20:46 +02:00
parent 18d9243eb9
commit aeee1feda6
1 changed files with 27 additions and 19 deletions
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46
test/unit/siv.c
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@ -29,15 +29,15 @@
struct siv_test { struct siv_test {
SIV_Algorithm algorithm; SIV_Algorithm algorithm;
const unsigned char key[64]; const unsigned char key[64];
unsigned int key_length; int key_length;
const unsigned char nonce[128]; const unsigned char nonce[128];
unsigned int nonce_length; int nonce_length;
const unsigned char assoc[128]; const unsigned char assoc[128];
unsigned int assoc_length; int assoc_length;
const unsigned char plaintext[128]; const unsigned char plaintext[128];
unsigned int plaintext_length; int plaintext_length;
const unsigned char ciphertext[128]; const unsigned char ciphertext[128];
unsigned int ciphertext_length; int ciphertext_length;
}; };
void void
@ -149,7 +149,7 @@ test_unit(void)
TEST_CHECK(SIV_GetKeyLength(tests[i].algorithm) == tests[i].key_length); TEST_CHECK(SIV_GetKeyLength(tests[i].algorithm) == tests[i].key_length);
for (j = 0; j < 1024; j++) { for (j = -1; j < 1024; j++) {
r = SIV_SetKey(siv, tests[i].key, j); r = SIV_SetKey(siv, tests[i].key, j);
TEST_CHECK(r == (j == tests[i].key_length)); TEST_CHECK(r == (j == tests[i].key_length));
} }
@ -172,7 +172,7 @@ test_unit(void)
#endif #endif
TEST_CHECK(memcmp(ciphertext, tests[i].ciphertext, tests[i].ciphertext_length) == 0); TEST_CHECK(memcmp(ciphertext, tests[i].ciphertext, tests[i].ciphertext_length) == 0);
for (j = 0; j < tests[i].nonce_length; j++) { for (j = -1; j < tests[i].nonce_length; j++) {
r = SIV_Encrypt(siv, tests[i].nonce, j, r = SIV_Encrypt(siv, tests[i].nonce, j,
tests[i].assoc, tests[i].assoc_length, tests[i].assoc, tests[i].assoc_length,
tests[i].plaintext, tests[i].plaintext_length, tests[i].plaintext, tests[i].plaintext_length,
@ -185,25 +185,33 @@ test_unit(void)
} }
} }
for (j = 0; j < tests[i].assoc_length; j++) { for (j = -1; j < tests[i].assoc_length; j++) {
r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length, r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length,
tests[i].assoc, j, tests[i].assoc, j,
tests[i].plaintext, tests[i].plaintext_length, tests[i].plaintext, tests[i].plaintext_length,
ciphertext, tests[i].ciphertext_length); ciphertext, tests[i].ciphertext_length);
TEST_CHECK(r); if (j >= 0) {
TEST_CHECK(memcmp(ciphertext, tests[i].ciphertext, tests[i].ciphertext_length) != 0); TEST_CHECK(r);
TEST_CHECK(memcmp(ciphertext, tests[i].ciphertext, tests[i].ciphertext_length) != 0);
} else {
TEST_CHECK(!r);
}
} }
for (j = 0; j < tests[i].plaintext_length; j++) { for (j = -1; j < tests[i].plaintext_length; j++) {
r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length, r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length,
tests[i].assoc, tests[i].assoc_length, tests[i].assoc, tests[i].assoc_length,
tests[i].plaintext, j, tests[i].plaintext, j,
ciphertext, j + SIV_GetTagLength(siv)); ciphertext, j + SIV_GetTagLength(siv));
TEST_CHECK(r); if (j >= 0) {
TEST_CHECK(memcmp(ciphertext, tests[i].ciphertext, j + SIV_GetTagLength(siv)) != 0); TEST_CHECK(r);
TEST_CHECK(memcmp(ciphertext, tests[i].ciphertext, j + SIV_GetTagLength(siv)) != 0);
} else {
TEST_CHECK(!r);
}
} }
for (j = 0; j < 2 * tests[i].plaintext_length; j++) { for (j = -1; j < 2 * tests[i].plaintext_length; j++) {
if (j == tests[i].plaintext_length) if (j == tests[i].plaintext_length)
continue; continue;
r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length, r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length,
@ -213,7 +221,7 @@ test_unit(void)
TEST_CHECK(!r); TEST_CHECK(!r);
} }
for (j = 0; j < 2 * tests[i].ciphertext_length; j++) { for (j = -1; j < 2 * tests[i].ciphertext_length; j++) {
if (j == tests[i].ciphertext_length) if (j == tests[i].ciphertext_length)
continue; continue;
r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length, r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length,
@ -230,7 +238,7 @@ test_unit(void)
TEST_CHECK(r); TEST_CHECK(r);
TEST_CHECK(memcmp(plaintext, tests[i].plaintext, tests[i].plaintext_length) == 0); TEST_CHECK(memcmp(plaintext, tests[i].plaintext, tests[i].plaintext_length) == 0);
for (j = 0; j < tests[i].nonce_length; j++) { for (j = -1; j < tests[i].nonce_length; j++) {
r = SIV_Decrypt(siv, tests[i].nonce, j, r = SIV_Decrypt(siv, tests[i].nonce, j,
tests[i].assoc, tests[i].assoc_length, tests[i].assoc, tests[i].assoc_length,
tests[i].ciphertext, tests[i].ciphertext_length, tests[i].ciphertext, tests[i].ciphertext_length,
@ -238,7 +246,7 @@ test_unit(void)
TEST_CHECK(!r); TEST_CHECK(!r);
} }
for (j = 0; j < tests[i].assoc_length; j++) { for (j = -1; j < tests[i].assoc_length; j++) {
r = SIV_Decrypt(siv, tests[i].nonce, tests[i].nonce_length, r = SIV_Decrypt(siv, tests[i].nonce, tests[i].nonce_length,
tests[i].assoc, j, tests[i].assoc, j,
tests[i].ciphertext, tests[i].ciphertext_length, tests[i].ciphertext, tests[i].ciphertext_length,
@ -246,7 +254,7 @@ test_unit(void)
TEST_CHECK(!r); TEST_CHECK(!r);
} }
for (j = 0; j < 2 * tests[i].ciphertext_length; j++) { for (j = -1; j < 2 * tests[i].ciphertext_length; j++) {
if (j == tests[i].ciphertext_length) if (j == tests[i].ciphertext_length)
continue; continue;
@ -257,7 +265,7 @@ test_unit(void)
TEST_CHECK(!r); TEST_CHECK(!r);
} }
for (j = 0; j < tests[i].plaintext_length; j++) { for (j = -1; j < tests[i].plaintext_length; j++) {
r = SIV_Decrypt(siv, tests[i].nonce, tests[i].nonce_length, r = SIV_Decrypt(siv, tests[i].nonce, tests[i].nonce_length,
tests[i].assoc, tests[i].assoc_length, tests[i].assoc, tests[i].assoc_length,
tests[i].ciphertext, tests[i].ciphertext_length, tests[i].ciphertext, tests[i].ciphertext_length,