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Add tests for checking keygen implementation against ACVP KATs

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Signed-off-by: Anjan Roy <hello@itzmeanjan.in>
This commit is contained in:
Anjan Roy
2025-09-22 20:47:34 +05:30
parent 31d884a6d5
commit 43c7e02b4f
3 changed files with 153 additions and 0 deletions
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51
tests/test_ml_kem_1024_keygen_acvp_kat.cpp Normal file
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#include "ml_kem/ml_kem_1024.hpp"
#include "test_helper.hpp"
#include <fstream>
#include <gtest/gtest.h>
// Test if
//
// - Is ML-KEM-1024 Keygen implemented correctly ?
// - Is it conformant with the specification https://doi.org/10.6028/NIST.FIPS.203 ?
//
// using ACVP Known Answer Tests, from
// https://github.com/usnistgov/ACVP-Server/blob/d98cad66639bf9d0822129c4bcae7a169fcf9ca6/gen-val/json-files/ML-KEM-keyGen-FIPS203/internalProjection.json.
TEST(ML_KEM, ML_KEM_1024_Keygen_ACVP_KnownAnswerTests)
{
const std::string kat_file = "./kats/ml_kem_1024_keygen.acvp.kat";
std::fstream file(kat_file);
while (true) {
std::string d_line;
if (!std::getline(file, d_line).eof()) {
std::string z_line;
std::string pk_line;
std::string sk_line;
std::getline(file, z_line);
std::getline(file, pk_line);
std::getline(file, sk_line);
const auto d = extract_and_parse_hex_string<ml_kem_1024::SEED_D_BYTE_LEN>(d_line);
const auto z = extract_and_parse_hex_string<ml_kem_1024::SEED_Z_BYTE_LEN>(z_line);
const auto pk = extract_and_parse_hex_string<ml_kem_1024::PKEY_BYTE_LEN>(pk_line);
const auto sk = extract_and_parse_hex_string<ml_kem_1024::SKEY_BYTE_LEN>(sk_line);
std::array<uint8_t, ml_kem_1024::PKEY_BYTE_LEN> computed_pkey{};
std::array<uint8_t, ml_kem_1024::SKEY_BYTE_LEN> computed_skey{};
ml_kem_1024::keygen(d, z, computed_pkey, computed_skey);
EXPECT_EQ(pk, computed_pkey);
EXPECT_EQ(sk, computed_skey);
std::string empty_line;
std::getline(file, empty_line);
} else {
break;
}
}
file.close();
}

51
tests/test_ml_kem_512_keygen_acvp_kat.cpp Normal file
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#include "ml_kem/ml_kem_512.hpp"
#include "test_helper.hpp"
#include <fstream>
#include <gtest/gtest.h>
// Test if
//
// - Is ML-KEM-512 Keygen implemented correctly ?
// - Is it conformant with the specification https://doi.org/10.6028/NIST.FIPS.203 ?
//
// using ACVP Known Answer Tests, from
// https://github.com/usnistgov/ACVP-Server/blob/d98cad66639bf9d0822129c4bcae7a169fcf9ca6/gen-val/json-files/ML-KEM-keyGen-FIPS203/internalProjection.json.
TEST(ML_KEM, ML_KEM_512_Keygen_ACVP_KnownAnswerTests)
{
const std::string kat_file = "./kats/ml_kem_512_keygen.acvp.kat";
std::fstream file(kat_file);
while (true) {
std::string d_line;
if (!std::getline(file, d_line).eof()) {
std::string z_line;
std::string pk_line;
std::string sk_line;
std::getline(file, z_line);
std::getline(file, pk_line);
std::getline(file, sk_line);
const auto d = extract_and_parse_hex_string<ml_kem_512::SEED_D_BYTE_LEN>(d_line);
const auto z = extract_and_parse_hex_string<ml_kem_512::SEED_Z_BYTE_LEN>(z_line);
const auto pk = extract_and_parse_hex_string<ml_kem_512::PKEY_BYTE_LEN>(pk_line);
const auto sk = extract_and_parse_hex_string<ml_kem_512::SKEY_BYTE_LEN>(sk_line);
std::array<uint8_t, ml_kem_512::PKEY_BYTE_LEN> computed_pkey{};
std::array<uint8_t, ml_kem_512::SKEY_BYTE_LEN> computed_skey{};
ml_kem_512::keygen(d, z, computed_pkey, computed_skey);
EXPECT_EQ(pk, computed_pkey);
EXPECT_EQ(sk, computed_skey);
std::string empty_line;
std::getline(file, empty_line);
} else {
break;
}
}
file.close();
}

51
tests/test_ml_kem_768_keygen_acvp_kat.cpp Normal file
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#include "ml_kem/ml_kem_768.hpp"
#include "test_helper.hpp"
#include <fstream>
#include <gtest/gtest.h>
// Test if
//
// - Is ML-KEM-768 Keygen implemented correctly ?
// - Is it conformant with the specification https://doi.org/10.6028/NIST.FIPS.203 ?
//
// using ACVP Known Answer Tests, from
// https://github.com/usnistgov/ACVP-Server/blob/d98cad66639bf9d0822129c4bcae7a169fcf9ca6/gen-val/json-files/ML-KEM-keyGen-FIPS203/internalProjection.json.
TEST(ML_KEM, ML_KEM_768_Keygen_ACVP_KnownAnswerTests)
{
const std::string kat_file = "./kats/ml_kem_768_keygen.acvp.kat";
std::fstream file(kat_file);
while (true) {
std::string d_line;
if (!std::getline(file, d_line).eof()) {
std::string z_line;
std::string pk_line;
std::string sk_line;
std::getline(file, z_line);
std::getline(file, pk_line);
std::getline(file, sk_line);
const auto d = extract_and_parse_hex_string<ml_kem_768::SEED_D_BYTE_LEN>(d_line);
const auto z = extract_and_parse_hex_string<ml_kem_768::SEED_Z_BYTE_LEN>(z_line);
const auto pk = extract_and_parse_hex_string<ml_kem_768::PKEY_BYTE_LEN>(pk_line);
const auto sk = extract_and_parse_hex_string<ml_kem_768::SKEY_BYTE_LEN>(sk_line);
std::array<uint8_t, ml_kem_768::PKEY_BYTE_LEN> computed_pkey{};
std::array<uint8_t, ml_kem_768::SKEY_BYTE_LEN> computed_skey{};
ml_kem_768::keygen(d, z, computed_pkey, computed_skey);
EXPECT_EQ(pk, computed_pkey);
EXPECT_EQ(sk, computed_skey);
std::string empty_line;
std::getline(file, empty_line);
} else {
break;
}
}
file.close();
}