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test_main.cpp
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#include <array>
#include <iomanip>
#include <iostream>
#include <chrono>
#include <random>
#include <algorithm>
#include <numeric>
#include <cmath>
#include <stdlib.h>
#include <string>
#define XXH_STATIC_LINKING_ONLY
#define XXH_INLINE_ALL
#include "xxh3.h"
#include "xxhash.hpp"
#define CATCH_CONFIG_RUNNER
#include "catch.hpp"
void to_string(uint64_t, uint64_t) {}
void to_string(xxh::uint128_t) {}
template <typename T>
std::string byte_print(T val)
{
constexpr std::array<char, 16> hex_digits = { '0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F' };
const uint8_t* inspect_ptr = reinterpret_cast<const uint8_t*>(&val);
std::string output = "";
for (size_t i = 0; i < sizeof(T); i++)
{
output += std::string("0x") + hex_digits[(*inspect_ptr) >> 4] + hex_digits[((*inspect_ptr) & 0x0F)] + ' ';
inspect_ptr++;
}
return output;
}
#define STRINGIFY(x) #x
#define TO_STRING(s) STRINGIFY(s)
#define RAW_PRINT(...) std::cout << std::left << std::setw(50) << TO_STRING(__VA_ARGS__) " == " << byte_print((__VA_ARGS__)) << "\n";
#define DUMB_REQUIRE(x) {all++; if (x) res++; else std::cout << "Failed: " << TO_STRING(x) << "\n";}
template <typename T>
bool cmp(T a, T b)
{
return !(std::memcmp(&a, &b, sizeof(T)));
}
template <typename T1, typename T2>
bool cmp(T1 a, T2 b)
{
return !(std::memcmp(&a, &b, sizeof(T1)));
}
template <typename T1, typename T2, typename = std::enable_if_t<sizeof(T1) == sizeof(T2)>>
bool cool_cmp(T1 a, T2 b)
{
bool good = true;
for (size_t i = 0; i < sizeof(T1); i++)
{
uint8_t v1 = *(static_cast<uint8_t*>(static_cast<void*>(&a)) + i);
uint8_t v2 = *(static_cast<uint8_t*>(static_cast<void*>(&b)) + i);
if (v1 != v2)
{
std::cout << "CMP Mismatch at " << i << ": " << byte_print(v1) << " | " << byte_print(v2) << std::endl;
good = false;
}
}
return good;
}
std::string pretty_time(uint64_t ns)
{
std::string out = "";
if (ns > 1000000000)
{
uint64_t sec = ns / 1000000000;
ns %= 1000000000;
out += std::to_string(sec) + "s ";
}
if (ns > 1000000)
{
uint64_t ms = ns / 1000000;
ns %= 1000000;
out += std::to_string(ms) + "ms ";
}
if (ns > 1000)
{
uint64_t us = ns / 1000;
ns %= 1000;
out += std::to_string(us) + "us ";
}
if (ns > 0)
{
out += std::to_string(ns) + "ns";
}
return out;
}
bool operator == (XXH128_hash_t h1, xxh::hash128_t h2)
{
return h1.high64 == h2.high64 && h1.low64 == h2.low64;
}
int main(int argc, char** argv)
{
// Dumb but it works: have the tests run beforehand without Catch so that gdb can catch segfaults, and then repeat afterwards with catch for pretty results
std::cout << "xxhash_cpp compatibility testing, vectorization setting: " << static_cast<int32_t>(xxh::detail3::vector_mode) << std::endl << std::endl;
std::string test = "test";
xxh::hash64_t h = xxh::xxhash<64>(test);
xxh::hash64_t h2 = xxh::to_canonical<64>(h);
std::cout << byte_print(h) << std::endl;
std::cout << byte_print(h2) << std::endl;
int all = 0, res = 0;
constexpr int32_t test_num = 1024;
std::minstd_rand rng(static_cast<uint32_t>(std::chrono::system_clock::now().time_since_epoch().count()));
std::uniform_int_distribution<uint32_t> dist(0, 4294967295U);
for (size_t i = 0; i < test_num; i++)
{
size_t test_buf_size = i;
std::vector<uint8_t> input_buffer;
std::array<uint8_t, xxh::detail3::secret_size_min> secret_min_size;
std::array<uint8_t, xxh::detail3::secret_default_size> secret_default_size;
std::array<uint8_t, 256> secret_plus_size;
input_buffer.resize(test_buf_size);
std::generate(input_buffer.begin(), input_buffer.end(), [&rng, &dist]() {return dist(rng); });
std::generate(secret_min_size.begin(), secret_min_size.end(), [&rng, &dist]() {return dist(rng); });
std::generate(secret_default_size.begin(), secret_default_size.end(), [&rng, &dist]() {return dist(rng); });
std::generate(secret_plus_size.begin(), secret_plus_size.end(), [&rng, &dist]() {return dist(rng); });
uint32_t seed = dist(rng);
xxh::hash_state32_t hash_state_32_cpp(seed);
xxh::hash_state64_t hash_state_64_cpp(seed);
XXH32_state_t* hash_state_32_c = XXH32_createState();
XXH64_state_t* hash_state_64_c = XXH64_createState();
XXH32_reset(hash_state_32_c, seed);
XXH64_reset(hash_state_64_c, seed);
xxh::hash3_state64_t hash3_state_64_cpp_seed(seed);
xxh::hash3_state128_t hash3_state_128_cpp_seed(seed);
alignas(64) XXH3_state_t hash3_state_64_c_seed;
alignas(64) XXH3_state_t hash3_state_128_c_seed;
XXH3_64bits_reset_withSeed(&hash3_state_64_c_seed, seed);
XXH3_128bits_reset_withSeed(&hash3_state_128_c_seed, seed);
xxh::hash3_state64_t hash3_state_64_cpp_secdef(secret_default_size.data(), xxh::detail3::secret_default_size);
xxh::hash3_state128_t hash3_state_128_cpp_secdef(secret_default_size.data(), xxh::detail3::secret_default_size);
alignas(64) XXH3_state_t hash3_state_64_c_secdef;
alignas(64) XXH3_state_t hash3_state_128_c_secdef;
XXH3_64bits_reset_withSecret(&hash3_state_64_c_secdef, secret_default_size.data(), sizeof(secret_default_size));
XXH3_128bits_reset_withSecret(&hash3_state_128_c_secdef, secret_default_size.data(), sizeof(secret_default_size));
xxh::hash3_state64_t hash3_state_64_cpp_secplus(secret_plus_size.data(), sizeof(secret_plus_size));
xxh::hash3_state128_t hash3_state_128_cpp_secplus(secret_plus_size.data(), sizeof(secret_plus_size));
alignas(64) XXH3_state_t hash3_state_64_c_secplus;
alignas(64) XXH3_state_t hash3_state_128_c_secplus;
XXH3_64bits_reset_withSecret(&hash3_state_64_c_secplus, secret_plus_size.data(), sizeof(secret_plus_size));
XXH3_128bits_reset_withSecret(&hash3_state_128_c_secplus, secret_plus_size.data(), sizeof(secret_plus_size));
xxh::hash3_state64_t hash3_state_64_cpp_secmin(secret_min_size.data(), sizeof(secret_min_size));
xxh::hash3_state128_t hash3_state_128_cpp_secmin(secret_min_size.data(), sizeof(secret_min_size));
alignas(64) XXH3_state_t hash3_state_64_c_secmin;
alignas(64) XXH3_state_t hash3_state_128_c_secmin;
XXH3_64bits_reset_withSecret(&hash3_state_64_c_secmin, secret_min_size.data(), sizeof(secret_min_size));
XXH3_128bits_reset_withSecret(&hash3_state_128_c_secmin, secret_min_size.data(), sizeof(secret_min_size));
hash_state_32_cpp.update(input_buffer);
hash_state_64_cpp.update(input_buffer);
XXH32_update(hash_state_32_c, input_buffer.data(), test_buf_size);
XXH64_update(hash_state_64_c, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_seed.update(input_buffer);
hash3_state_128_cpp_seed.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_seed, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_seed, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_secdef.update(input_buffer);
hash3_state_128_cpp_secdef.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_secdef, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_secdef, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_secplus.update(input_buffer);
hash3_state_128_cpp_secplus.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_secplus, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_secplus, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_secmin.update(input_buffer);
hash3_state_128_cpp_secmin.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_secmin, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_secmin, input_buffer.data(), test_buf_size);
xxh::canonical32_t canonical_32_cpp(xxh::xxhash<32>(input_buffer, seed));
xxh::canonical64_t canonical_64_cpp(xxh::xxhash<64>(input_buffer, seed));
XXH32_canonical_t canonical_32_c;
XXH64_canonical_t canonical_64_c;
XXH32_canonicalFromHash(&canonical_32_c, XXH32(input_buffer.data(), test_buf_size, seed));
XXH64_canonicalFromHash(&canonical_64_c, XXH64(input_buffer.data(), test_buf_size, seed));
xxh::canonical64_t canonical3_64_cpp_seed(xxh::xxhash3<64>(input_buffer, seed));
xxh::canonical128_t canonical3_128_cpp_seed(xxh::xxhash3<128>(input_buffer, seed));
XXH64_canonical_t canonical3_64_c_seed;
XXH128_canonical_t canonical3_128_c_seed;
XXH64_canonicalFromHash(&canonical3_64_c_seed, XXH3_64bits_withSeed(input_buffer.data(), test_buf_size, seed));
XXH128_canonicalFromHash(&canonical3_128_c_seed, XXH3_128bits_withSeed(input_buffer.data(), test_buf_size, seed));
xxh::canonical64_t canonical3_64_cpp_secdef(xxh::xxhash3<64>(input_buffer, secret_default_size.data(), xxh::detail3::secret_default_size));
xxh::canonical128_t canonical3_128_cpp_secdef(xxh::xxhash3<128>(input_buffer, secret_default_size.data(), xxh::detail3::secret_default_size));
XXH64_canonical_t canonical3_64_c_secdef;
XXH128_canonical_t canonical3_128_c_secdef;
XXH64_canonicalFromHash(&canonical3_64_c_secdef, XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_default_size.data(), secret_default_size.size()));
XXH128_canonicalFromHash(&canonical3_128_c_secdef, XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_default_size.data(), secret_default_size.size()));
xxh::canonical64_t canonical3_64_cpp_secplus(xxh::xxhash3<64>(input_buffer, secret_plus_size.data(), secret_plus_size.size()));
xxh::canonical128_t canonical3_128_cpp_secplus(xxh::xxhash3<128>(input_buffer, secret_plus_size.data(), secret_plus_size.size()));
XXH64_canonical_t canonical3_64_c_secplus;
XXH128_canonical_t canonical3_128_c_secplus;
XXH64_canonicalFromHash(&canonical3_64_c_secplus, XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_plus_size.data(), secret_plus_size.size()));
XXH128_canonicalFromHash(&canonical3_128_c_secplus, XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_plus_size.data(), secret_plus_size.size()));
xxh::canonical64_t canonical3_64_cpp_secmin(xxh::xxhash3<64>(input_buffer, secret_min_size.data(), secret_min_size.size()));
xxh::canonical128_t canonical3_128_cpp_secmin(xxh::xxhash3<128>(input_buffer, secret_min_size.data(), secret_min_size.size()));
XXH64_canonical_t canonical3_64_c_secmin;
XXH128_canonical_t canonical3_128_c_secmin;
XXH64_canonicalFromHash(&canonical3_64_c_secmin, XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_min_size.data(), secret_min_size.size()));
XXH128_canonicalFromHash(&canonical3_128_c_secmin, XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_min_size.data(), secret_min_size.size()));
xxh::hash_state_t<64> hash_state_cmp_test1;
xxh::hash_state_t<64> hash_state_cmp_test2;
hash_state_cmp_test1.update(std::string("foo"));
hash_state_cmp_test2 = hash_state_cmp_test1;
hash_state_cmp_test1.update(std::string("bar"));
hash_state_cmp_test2.update(std::string("bar"));
DUMB_REQUIRE(XXH32(input_buffer.data(), test_buf_size, seed) == xxh::xxhash<32>(input_buffer, seed));
DUMB_REQUIRE(XXH64(input_buffer.data(), test_buf_size, seed) == xxh::xxhash<64>(input_buffer, seed));
DUMB_REQUIRE(XXH3_64bits_withSeed(input_buffer.data(), test_buf_size, seed) == xxh::xxhash3<64>(input_buffer, seed));
DUMB_REQUIRE(XXH3_128bits_withSeed(input_buffer.data(), test_buf_size, seed) == xxh::xxhash3<128>(input_buffer, seed));
DUMB_REQUIRE(XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_default_size.data(), secret_default_size.size()) == xxh::xxhash3<64>(input_buffer, secret_default_size.data(), secret_default_size.size()));
DUMB_REQUIRE(XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_default_size.data(), secret_default_size.size()) == xxh::xxhash3<128>(input_buffer, secret_default_size.data(), secret_default_size.size()));
DUMB_REQUIRE(XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_plus_size.data(), secret_plus_size.size()) == xxh::xxhash3<64>(input_buffer, secret_plus_size.data(), secret_plus_size.size()));
DUMB_REQUIRE(XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_plus_size.data(), secret_plus_size.size()) == xxh::xxhash3<128>(input_buffer, secret_plus_size.data(), secret_plus_size.size()));
DUMB_REQUIRE(XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_min_size.data(), secret_min_size.size()) == xxh::xxhash3<64>(input_buffer, secret_min_size.data(), secret_min_size.size()));
DUMB_REQUIRE(XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_min_size.data(), secret_min_size.size()) == xxh::xxhash3<128>(input_buffer, secret_min_size.data(), secret_min_size.size()));
DUMB_REQUIRE(XXH32_digest(hash_state_32_c) == hash_state_32_cpp.digest());
DUMB_REQUIRE(XXH64_digest(hash_state_64_c) == hash_state_64_cpp.digest());
DUMB_REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_seed) == hash3_state_64_cpp_seed.digest());
DUMB_REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_seed) == hash3_state_128_cpp_seed.digest());
DUMB_REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_secdef) == hash3_state_64_cpp_secdef.digest());
DUMB_REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_secdef) == hash3_state_128_cpp_secdef.digest());
DUMB_REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_secplus) == hash3_state_64_cpp_secplus.digest());
DUMB_REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_secplus) == hash3_state_128_cpp_secplus.digest());
DUMB_REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_secmin) == hash3_state_64_cpp_secmin.digest());
DUMB_REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_secmin) == hash3_state_128_cpp_secmin.digest());
DUMB_REQUIRE(XXH32_hashFromCanonical(&canonical_32_c) == canonical_32_cpp.get_hash());
DUMB_REQUIRE(XXH64_hashFromCanonical(&canonical_64_c) == canonical_64_cpp.get_hash());
DUMB_REQUIRE(XXH64_hashFromCanonical(&canonical3_64_c_seed) == canonical3_64_cpp_seed.get_hash());
DUMB_REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_seed).high64 == canonical3_128_cpp_seed.get_hash().high64);
DUMB_REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_seed).low64 == canonical3_128_cpp_seed.get_hash().low64);
DUMB_REQUIRE(XXH64_hashFromCanonical(&canonical3_64_c_secdef) == canonical3_64_cpp_secdef.get_hash());
DUMB_REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secdef).high64 == canonical3_128_cpp_secdef.get_hash().high64);
DUMB_REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secdef).low64 == canonical3_128_cpp_secdef.get_hash().low64);
DUMB_REQUIRE(XXH64_hashFromCanonical(&canonical3_64_c_secplus) == canonical3_64_cpp_secplus.get_hash());
DUMB_REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secplus).high64 == canonical3_128_cpp_secplus.get_hash().high64);
DUMB_REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secplus).low64 == canonical3_128_cpp_secplus.get_hash().low64);
DUMB_REQUIRE(XXH64_hashFromCanonical(&canonical3_64_c_secmin) == canonical3_64_cpp_secmin.get_hash());
DUMB_REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secmin).high64 == canonical3_128_cpp_secmin.get_hash().high64);
DUMB_REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secmin).low64 == canonical3_128_cpp_secmin.get_hash().low64);
DUMB_REQUIRE(hash_state_cmp_test1.digest() == hash_state_cmp_test2.digest());
}
std::cout << "Dumb test results: " << res << " / " << all << " (" << ((float)res * 100) / (float)all << ")\n";
return Catch::Session().run(argc, argv);
}
TEST_CASE("Results are the same as the original implementation for small inputs", "[compatibility]")
{
uint32_t alternating_data[] = { 0x00000000, 0xFFFFFFFF, 0x00000000, 0xFFFFFFFF, 0x00000000, 0xFFFFFFFF, 0x00000000, 0xFFFFFFFF };
uint32_t zero_data[] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 };
uint32_t one_data[] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF };
uint32_t alternating_data2[] = { 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA };
REQUIRE(XXH64(alternating_data, 32, 0) == xxh::xxhash<64>(alternating_data, 32, 0));
REQUIRE(XXH64(zero_data, 32, 0) == xxh::xxhash<64>(zero_data, 32, 0));
REQUIRE(XXH64(one_data, 32, 0) == xxh::xxhash<64>(one_data, 32, 0));
REQUIRE(XXH64(alternating_data2, 32, 0) == xxh::xxhash<64>(alternating_data2, 32, 0));
REQUIRE(XXH32(alternating_data, 32, 0) == xxh::xxhash<32>(alternating_data, 32, 0));
REQUIRE(XXH32(zero_data, 32, 0) == xxh::xxhash<32>(zero_data, 32, 0));
REQUIRE(XXH32(one_data, 32, 0) == xxh::xxhash<32>(one_data, 32, 0));
REQUIRE(XXH32(alternating_data2, 32, 0) == xxh::xxhash<32>(alternating_data2, 32, 0));
REQUIRE(XXH128(alternating_data, 32, 0).high64 == xxh::xxhash3<128>(alternating_data, 32, 0).high64);
REQUIRE(XXH128(alternating_data, 32, 0).low64 == xxh::xxhash3<128>(alternating_data, 32, 0).low64);
REQUIRE(XXH128(zero_data, 32, 0).high64 == xxh::xxhash3<128>(zero_data, 32, 0).high64);
REQUIRE(XXH128(zero_data, 32, 0).low64 == xxh::xxhash3<128>(zero_data, 32, 0).low64);
REQUIRE(XXH128(one_data, 32, 0).high64 == xxh::xxhash3<128>(one_data, 32, 0).high64);
REQUIRE(XXH128(one_data, 32, 0).low64 == xxh::xxhash3<128>(one_data, 32, 0).low64);
REQUIRE(XXH128(alternating_data2, 32, 0).high64 == xxh::xxhash3<128>(alternating_data2, 32, 0).high64);
REQUIRE(XXH128(alternating_data2, 32, 0).low64 == xxh::xxhash3<128>(alternating_data2, 32, 0).low64);
REQUIRE(XXH3_64bits_withSeed(alternating_data, 32, 0) == xxh::xxhash3<64>(alternating_data, 32, 0));
REQUIRE(XXH3_64bits_withSeed(zero_data, 32, 0) == xxh::xxhash3<64>(zero_data, 32, 0));
REQUIRE(XXH3_64bits_withSeed(one_data, 32, 0) == xxh::xxhash3<64>(one_data, 32, 0));
REQUIRE(XXH3_64bits_withSeed(alternating_data2, 32, 0) == xxh::xxhash3<64>(alternating_data2, 32, 0));
}
TEST_CASE("Results are the same as the original implementation for large, randomly generated inputs", "[compatibility]")
{
constexpr int32_t test_num = 1024;
std::minstd_rand rng(static_cast<uint32_t>(std::chrono::system_clock::now().time_since_epoch().count()));
std::uniform_int_distribution<uint32_t> dist(0, 4294967295U);
for (size_t i = 0; i < test_num; i++)
{
//std::cout << "starting tests for size: " << i << std::endl;
size_t test_buf_size = i;
std::vector<uint8_t> input_buffer;
std::array<uint8_t, xxh::detail3::secret_size_min> secret_min_size;
std::array<uint8_t, xxh::detail3::secret_default_size> secret_default_size;
std::array<uint8_t, 256> secret_plus_size;
input_buffer.resize(test_buf_size);
std::generate(input_buffer.begin(), input_buffer.end(), [&rng, &dist]() {return dist(rng); });
std::generate(secret_min_size.begin(), secret_min_size.end(), [&rng, &dist]() {return dist(rng); });
std::generate(secret_default_size.begin(), secret_default_size.end(), [&rng, &dist]() {return dist(rng); });
std::generate(secret_plus_size.begin(), secret_plus_size.end(), [&rng, &dist]() {return dist(rng); });
uint32_t seed = dist(rng);
xxh::hash_state32_t hash_state_32_cpp(seed);
xxh::hash_state64_t hash_state_64_cpp(seed);
alignas(64) XXH32_state_t hash_state_32_c;
alignas(64) XXH64_state_t hash_state_64_c;
XXH32_reset(&hash_state_32_c, seed);
XXH64_reset(&hash_state_64_c, seed);
xxh::hash3_state64_t hash3_state_64_cpp_seed(seed);
xxh::hash3_state128_t hash3_state_128_cpp_seed(seed);
alignas(64) XXH3_state_t hash3_state_64_c_seed;
alignas(64) XXH3_state_t hash3_state_128_c_seed;
XXH3_64bits_reset_withSeed(&hash3_state_64_c_seed, seed);
XXH3_128bits_reset_withSeed(&hash3_state_128_c_seed, seed);
xxh::hash3_state64_t hash3_state_64_cpp_secdef(secret_default_size.data(), xxh::detail3::secret_default_size);
xxh::hash3_state128_t hash3_state_128_cpp_secdef(secret_default_size.data(), xxh::detail3::secret_default_size);
alignas(64) XXH3_state_t hash3_state_64_c_secdef;
alignas(64) XXH3_state_t hash3_state_128_c_secdef;
XXH3_64bits_reset_withSecret(&hash3_state_64_c_secdef, secret_default_size.data(), sizeof(secret_default_size));
XXH3_128bits_reset_withSecret(&hash3_state_128_c_secdef, secret_default_size.data(), sizeof(secret_default_size));
xxh::hash3_state64_t hash3_state_64_cpp_secplus(secret_plus_size.data(), sizeof(secret_plus_size));
xxh::hash3_state128_t hash3_state_128_cpp_secplus( secret_plus_size.data(), sizeof(secret_plus_size));
alignas(64) XXH3_state_t hash3_state_64_c_secplus;
alignas(64) XXH3_state_t hash3_state_128_c_secplus;
XXH3_64bits_reset_withSecret(&hash3_state_64_c_secplus, secret_plus_size.data(), sizeof(secret_plus_size));
XXH3_128bits_reset_withSecret(&hash3_state_128_c_secplus, secret_plus_size.data(), sizeof(secret_plus_size));
xxh::hash3_state64_t hash3_state_64_cpp_secmin(secret_min_size.data(), sizeof(secret_min_size));
xxh::hash3_state128_t hash3_state_128_cpp_secmin(secret_min_size.data(), sizeof(secret_min_size));
alignas(64) XXH3_state_t hash3_state_64_c_secmin;
alignas(64) XXH3_state_t hash3_state_128_c_secmin;
XXH3_64bits_reset_withSecret(&hash3_state_64_c_secmin, secret_min_size.data(), sizeof(secret_min_size));
XXH3_128bits_reset_withSecret(&hash3_state_128_c_secmin, secret_min_size.data(), sizeof(secret_min_size));
xxh::hash3_state64_t hash3_state_64_cpp_secdef_seed(secret_default_size.data(), xxh::detail3::secret_default_size, seed);
xxh::hash3_state128_t hash3_state_128_cpp_secdef_seed(secret_default_size.data(), xxh::detail3::secret_default_size, seed);
alignas(64) XXH3_state_t hash3_state_64_c_secdef_seed;
alignas(64) XXH3_state_t hash3_state_128_c_secdef_seed;
XXH3_64bits_reset_withSecretandSeed(&hash3_state_64_c_secdef_seed, secret_default_size.data(), sizeof(secret_default_size), seed);
XXH3_128bits_reset_withSecretandSeed(&hash3_state_128_c_secdef_seed, secret_default_size.data(), sizeof(secret_default_size), seed);
xxh::hash3_state64_t hash3_state_64_cpp_secplus_seed(secret_plus_size.data(), sizeof(secret_plus_size), seed);
xxh::hash3_state128_t hash3_state_128_cpp_secplus_seed(secret_plus_size.data(), sizeof(secret_plus_size), seed);
alignas(64) XXH3_state_t hash3_state_64_c_secplus_seed;
alignas(64) XXH3_state_t hash3_state_128_c_secplus_seed;
XXH3_64bits_reset_withSecretandSeed(&hash3_state_64_c_secplus_seed, secret_plus_size.data(), sizeof(secret_plus_size), seed);
XXH3_128bits_reset_withSecretandSeed(&hash3_state_128_c_secplus_seed, secret_plus_size.data(), sizeof(secret_plus_size), seed);
xxh::hash3_state64_t hash3_state_64_cpp_secmin_seed(secret_min_size.data(), sizeof(secret_min_size), seed);
xxh::hash3_state128_t hash3_state_128_cpp_secmin_seed(secret_min_size.data(), sizeof(secret_min_size), seed);
alignas(64) XXH3_state_t hash3_state_64_c_secmin_seed;
alignas(64) XXH3_state_t hash3_state_128_c_secmin_seed;
XXH3_64bits_reset_withSecretandSeed(&hash3_state_64_c_secmin_seed, secret_min_size.data(), sizeof(secret_min_size), seed);
XXH3_128bits_reset_withSecretandSeed(&hash3_state_128_c_secmin_seed, secret_min_size.data(), sizeof(secret_min_size), seed);
hash_state_32_cpp.update(input_buffer);
hash_state_64_cpp.update(input_buffer);
XXH32_update(&hash_state_32_c, input_buffer.data(), test_buf_size);
XXH64_update(&hash_state_64_c, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_seed.update(input_buffer);
hash3_state_128_cpp_seed.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_seed, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_seed, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_secdef.update(input_buffer);
hash3_state_128_cpp_secdef.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_secdef, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_secdef, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_secplus.update(input_buffer);
hash3_state_128_cpp_secplus.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_secplus, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_secplus, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_secmin.update(input_buffer);
hash3_state_128_cpp_secmin.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_secmin, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_secmin, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_secdef_seed.update(input_buffer);
hash3_state_128_cpp_secdef_seed.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_secdef_seed, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_secdef_seed, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_secplus_seed.update(input_buffer);
hash3_state_128_cpp_secplus_seed.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_secplus_seed, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_secplus_seed, input_buffer.data(), test_buf_size);
hash3_state_64_cpp_secmin_seed.update(input_buffer);
hash3_state_128_cpp_secmin_seed.update(input_buffer);
XXH3_64bits_update(&hash3_state_64_c_secmin_seed, input_buffer.data(), test_buf_size);
XXH3_128bits_update(&hash3_state_128_c_secmin_seed, input_buffer.data(), test_buf_size);
xxh::canonical32_t canonical_32_cpp(xxh::xxhash<32>(input_buffer, seed));
xxh::canonical64_t canonical_64_cpp(xxh::xxhash<64>(input_buffer, seed));
XXH32_canonical_t canonical_32_c;
XXH64_canonical_t canonical_64_c;
XXH32_canonicalFromHash(&canonical_32_c, XXH32(input_buffer.data(), test_buf_size, seed));
XXH64_canonicalFromHash(&canonical_64_c, XXH64(input_buffer.data(), test_buf_size, seed));
xxh::canonical64_t canonical3_64_cpp_seed(xxh::xxhash3<64>(input_buffer, seed));
xxh::canonical128_t canonical3_128_cpp_seed(xxh::xxhash3<128>(input_buffer, seed));
XXH64_canonical_t canonical3_64_c_seed;
XXH128_canonical_t canonical3_128_c_seed;
XXH64_canonicalFromHash(&canonical3_64_c_seed, XXH3_64bits_withSeed(input_buffer.data(), test_buf_size, seed));
XXH128_canonicalFromHash(&canonical3_128_c_seed, XXH3_128bits_withSeed(input_buffer.data(), test_buf_size, seed));
xxh::canonical64_t canonical3_64_cpp_secdef(xxh::xxhash3<64>(input_buffer, secret_default_size.data(), xxh::detail3::secret_default_size));
xxh::canonical128_t canonical3_128_cpp_secdef(xxh::xxhash3<128>(input_buffer, secret_default_size.data(), xxh::detail3::secret_default_size));
XXH64_canonical_t canonical3_64_c_secdef;
XXH128_canonical_t canonical3_128_c_secdef;
XXH64_canonicalFromHash(&canonical3_64_c_secdef, XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_default_size.data(), secret_default_size.size()));
XXH128_canonicalFromHash(&canonical3_128_c_secdef, XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_default_size.data(), secret_default_size.size()));
xxh::canonical64_t canonical3_64_cpp_secplus(xxh::xxhash3<64>(input_buffer, secret_plus_size.data(), secret_plus_size.size()));
xxh::canonical128_t canonical3_128_cpp_secplus(xxh::xxhash3<128>(input_buffer, secret_plus_size.data(), secret_plus_size.size()));
XXH64_canonical_t canonical3_64_c_secplus;
XXH128_canonical_t canonical3_128_c_secplus;
XXH64_canonicalFromHash(&canonical3_64_c_secplus, XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_plus_size.data(), secret_plus_size.size()));
XXH128_canonicalFromHash(&canonical3_128_c_secplus, XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_plus_size.data(), secret_plus_size.size()));
xxh::canonical64_t canonical3_64_cpp_secmin(xxh::xxhash3<64>(input_buffer, secret_min_size.data(), secret_min_size.size()));
xxh::canonical128_t canonical3_128_cpp_secmin(xxh::xxhash3<128>(input_buffer, secret_min_size.data(), secret_min_size.size()));
XXH64_canonical_t canonical3_64_c_secmin;
XXH128_canonical_t canonical3_128_c_secmin;
XXH64_canonicalFromHash(&canonical3_64_c_secmin, XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_min_size.data(), secret_min_size.size()));
XXH128_canonicalFromHash(&canonical3_128_c_secmin, XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_min_size.data(), secret_min_size.size()));
REQUIRE(XXH32(input_buffer.data(), test_buf_size, seed) == xxh::xxhash<32>(input_buffer, static_cast<uint32_t>(seed)));
REQUIRE(XXH64(input_buffer.data(), test_buf_size, seed) == xxh::xxhash<64>(input_buffer, seed));
std::array<uint64_t, 40> acc_c;
std::array<uint64_t, 40> acc_cpp;
std::array<uint64_t, 8> input;
std::generate(acc_c.begin(), acc_c.end(), []() {return 999999; });
std::generate(acc_cpp.begin(), acc_cpp.end(), []() {return 999999; });
std::generate(input.begin(), input.end(), []() {return 999999; });
XXH3_accumulate(acc_c.data(), secret_default_size.data(), secret_min_size.data(), 2, XXH3_accumulate_512);
xxh::detail3::accumulate(acc_cpp.data(), secret_default_size.data(), secret_min_size.data(), 2);
REQUIRE(acc_c[0] == acc_cpp[0]);
REQUIRE(acc_c[1] == acc_cpp[1]);
REQUIRE(acc_c[2] == acc_cpp[2]);
REQUIRE(acc_c[3] == acc_cpp[3]);
REQUIRE(acc_c[4] == acc_cpp[4]);
REQUIRE(acc_c[5] == acc_cpp[5]);
REQUIRE(acc_c[6] == acc_cpp[6]);
REQUIRE(acc_c[7] == acc_cpp[7]);
REQUIRE(XXH3_len_9to16_64b((const uint8_t*)acc_c.data(), 16, XXH3_kSecret, seed) == xxh::detail3::len_9to16<64>((const uint8_t*)acc_c.data(), 16, XXH3_kSecret, seed));
REQUIRE(XXH3_len_4to8_64b((const uint8_t*)acc_c.data(), 8, XXH3_kSecret, seed) == xxh::detail3::len_4to8<64>((const uint8_t*)acc_c.data(), 8, XXH3_kSecret, seed));
REQUIRE(XXH3_len_1to3_64b((const uint8_t*)acc_c.data(), 3, XXH3_kSecret, seed) == xxh::detail3::len_1to3<64>((const uint8_t*)acc_c.data(), 3, XXH3_kSecret, seed));
REQUIRE(XXH3_len_0to16_64b((const uint8_t*)acc_c.data(), 0, XXH3_kSecret, seed) == xxh::detail3::len_0to16<64>((const uint8_t*)acc_c.data(), 0, XXH3_kSecret, seed));
REQUIRE(XXH3_len_9to16_128b((const uint8_t*)acc_c.data(), 16, XXH3_kSecret, seed) == xxh::detail3::len_9to16<128>((const uint8_t*)acc_c.data(), 16, XXH3_kSecret, seed));
REQUIRE(XXH3_len_4to8_128b((const uint8_t*)acc_c.data(), 8, XXH3_kSecret, seed) == xxh::detail3::len_4to8<128>((const uint8_t*)acc_c.data(), 8, XXH3_kSecret, seed));
REQUIRE(XXH3_len_1to3_128b((const uint8_t*)acc_c.data(), 3, XXH3_kSecret, seed) == xxh::detail3::len_1to3<128>((const uint8_t*)acc_c.data(), 3, XXH3_kSecret, seed));
REQUIRE(XXH3_len_0to16_128b((const uint8_t*)acc_c.data(), 0, XXH3_kSecret, seed) == xxh::detail3::len_0to16<128>((const uint8_t*)acc_c.data(), 0, XXH3_kSecret, seed));
XXH3_accumulate_512(acc_c.data(), input.data(), secret_min_size.data());
xxh::detail3::accumulate_512((void*)acc_cpp.data(), (const void*)input.data(), (const void*)secret_min_size.data());
REQUIRE(acc_c[0] == acc_cpp[0]);
REQUIRE(acc_c[1] == acc_cpp[1]);
REQUIRE(acc_c[2] == acc_cpp[2]);
REQUIRE(acc_c[3] == acc_cpp[3]);
REQUIRE(acc_c[4] == acc_cpp[4]);
REQUIRE(acc_c[5] == acc_cpp[5]);
REQUIRE(acc_c[6] == acc_cpp[6]);
REQUIRE(acc_c[7] == acc_cpp[7]);
XXH3_scrambleAcc(acc_c.data(), secret_min_size.data());
xxh::detail3::scramble_acc(acc_cpp.data(), secret_min_size.data());
REQUIRE(acc_c[0] == acc_cpp[0]);
REQUIRE(acc_c[1] == acc_cpp[1]);
REQUIRE(acc_c[2] == acc_cpp[2]);
REQUIRE(acc_c[3] == acc_cpp[3]);
REQUIRE(acc_c[4] == acc_cpp[4]);
REQUIRE(acc_c[5] == acc_cpp[5]);
REQUIRE(acc_c[6] == acc_cpp[6]);
REQUIRE(acc_c[7] == acc_cpp[7]);
XXH3_hashLong_internal_loop(acc_c.data(), (const uint8_t*)input.data(), sizeof(input), (const uint8_t*)&XXH3_kSecret, sizeof(XXH3_kSecret), XXH3_accumulate_512, XXH3_scrambleAcc);
xxh::detail3::hash_long_internal_loop(acc_cpp.data(), (const uint8_t*)input.data(), sizeof(input), (const uint8_t*)&XXH3_kSecret, sizeof(XXH3_kSecret));
REQUIRE(acc_c[0] == acc_cpp[0]);
REQUIRE(acc_c[1] == acc_cpp[1]);
REQUIRE(acc_c[2] == acc_cpp[2]);
REQUIRE(acc_c[3] == acc_cpp[3]);
REQUIRE(acc_c[4] == acc_cpp[4]);
REQUIRE(acc_c[5] == acc_cpp[5]);
REQUIRE(acc_c[6] == acc_cpp[6]);
REQUIRE(acc_c[7] == acc_cpp[7]);
REQUIRE(XXH3_hashLong_64b_internal((const uint8_t*)input.data(), sizeof(input), (const uint8_t*)&XXH3_kSecret, sizeof(XXH3_kSecret), XXH3_accumulate_512, XXH3_scrambleAcc) == xxh::detail3::hash_long_internal<64>((const uint8_t*)input.data(), sizeof(input), (const uint8_t*)&XXH3_kSecret, sizeof(XXH3_kSecret)));
REQUIRE(acc_c[0] == acc_cpp[0]);
REQUIRE(acc_c[1] == acc_cpp[1]);
REQUIRE(acc_c[2] == acc_cpp[2]);
REQUIRE(acc_c[3] == acc_cpp[3]);
REQUIRE(acc_c[4] == acc_cpp[4]);
REQUIRE(acc_c[5] == acc_cpp[5]);
REQUIRE(acc_c[6] == acc_cpp[6]);
REQUIRE(acc_c[7] == acc_cpp[7]);
alignas(64) std::array<uint64_t, 8> secret_c;
alignas(64) std::array<uint64_t, 8> secret_cpp;
std::generate(secret_c.begin(), secret_c.end(), []() {return 0; });
std::generate(secret_cpp.begin(), secret_cpp.end(), []() {return 0; });
REQUIRE(secret_c[0] == secret_cpp[0]);
REQUIRE(secret_c[1] == secret_cpp[1]);
REQUIRE(secret_c[2] == secret_cpp[2]);
REQUIRE(secret_c[3] == secret_cpp[3]);
REQUIRE(secret_c[4] == secret_cpp[4]);
REQUIRE(secret_c[5] == secret_cpp[5]);
REQUIRE(secret_c[6] == secret_cpp[6]);
REQUIRE(secret_c[7] == secret_cpp[7]);
REQUIRE(XXH3_64bits_withSeed(input_buffer.data(), test_buf_size, seed) == xxh::xxhash3<64>(input_buffer, seed));
REQUIRE(XXH3_128bits_withSeed(input_buffer.data(), test_buf_size, seed) == xxh::xxhash3<128>(input_buffer, seed));
REQUIRE(XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_default_size.data(), secret_default_size.size()) == xxh::xxhash3<64>(input_buffer, secret_default_size.data(), secret_default_size.size()));
REQUIRE(XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_default_size.data(), secret_default_size.size()) == xxh::xxhash3<128>(input_buffer, secret_default_size.data(), secret_default_size.size()));
REQUIRE(XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_plus_size.data(), secret_plus_size.size()) == xxh::xxhash3<64>(input_buffer, secret_plus_size.data(), secret_plus_size.size()));
REQUIRE(XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_plus_size.data(), secret_plus_size.size()) == xxh::xxhash3<128>(input_buffer, secret_plus_size.data(), secret_plus_size.size()));
REQUIRE(XXH3_64bits_withSecret(input_buffer.data(), test_buf_size, secret_min_size.data(), secret_min_size.size()) == xxh::xxhash3<64>(input_buffer, secret_min_size.data(), secret_min_size.size()));
REQUIRE(XXH3_128bits_withSecret(input_buffer.data(), test_buf_size, secret_min_size.data(), secret_min_size.size()) == xxh::xxhash3<128>(input_buffer, secret_min_size.data(), secret_min_size.size()));
REQUIRE(XXH3_64bits_withSecretandSeed(input_buffer.data(), test_buf_size, secret_default_size.data(), secret_default_size.size(), seed) == xxh::xxhash3<64>(input_buffer, secret_default_size.data(), secret_default_size.size(), seed));
REQUIRE(XXH3_128bits_withSecretandSeed(input_buffer.data(), test_buf_size, secret_default_size.data(), secret_default_size.size(), seed) == xxh::xxhash3<128>(input_buffer, secret_default_size.data(), secret_default_size.size(), seed));
REQUIRE(XXH3_64bits_withSecretandSeed(input_buffer.data(), test_buf_size, secret_plus_size.data(), secret_plus_size.size(), seed) == xxh::xxhash3<64>(input_buffer, secret_plus_size.data(), secret_plus_size.size(), seed));
REQUIRE(XXH3_128bits_withSecretandSeed(input_buffer.data(), test_buf_size, secret_plus_size.data(), secret_plus_size.size(), seed) == xxh::xxhash3<128>(input_buffer, secret_plus_size.data(), secret_plus_size.size(), seed));
REQUIRE(XXH3_64bits_withSecretandSeed(input_buffer.data(), test_buf_size, secret_min_size.data(), secret_min_size.size(), seed) == xxh::xxhash3<64>(input_buffer, secret_min_size.data(), secret_min_size.size(), seed));
REQUIRE(XXH3_128bits_withSecretandSeed(input_buffer.data(), test_buf_size, secret_min_size.data(), secret_min_size.size(), seed) == xxh::xxhash3<128>(input_buffer, secret_min_size.data(), secret_min_size.size(), seed));
REQUIRE(XXH32_digest(&hash_state_32_c) == hash_state_32_cpp.digest());
REQUIRE(XXH64_digest(&hash_state_64_c) == hash_state_64_cpp.digest());
REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_seed) == hash3_state_64_cpp_seed.digest());
REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_seed) == hash3_state_128_cpp_seed.digest());
REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_secdef) == hash3_state_64_cpp_secdef.digest());
REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_secdef) == hash3_state_128_cpp_secdef.digest());
REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_secplus) == hash3_state_64_cpp_secplus.digest());
REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_secplus) == hash3_state_128_cpp_secplus.digest());
REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_secmin) == hash3_state_64_cpp_secmin.digest());
REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_secmin) == hash3_state_128_cpp_secmin.digest());
REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_secdef_seed) == hash3_state_64_cpp_secdef_seed.digest());
REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_secdef_seed) == hash3_state_128_cpp_secdef_seed.digest());
REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_secplus_seed) == hash3_state_64_cpp_secplus_seed.digest());
REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_secplus_seed) == hash3_state_128_cpp_secplus_seed.digest());
REQUIRE(XXH3_64bits_digest(&hash3_state_64_c_secmin_seed) == hash3_state_64_cpp_secmin_seed.digest());
REQUIRE(XXH3_128bits_digest(&hash3_state_128_c_secmin_seed) == hash3_state_128_cpp_secmin_seed.digest());
REQUIRE(XXH32_hashFromCanonical(&canonical_32_c) == canonical_32_cpp.get_hash());
REQUIRE(XXH64_hashFromCanonical(&canonical_64_c) == canonical_64_cpp.get_hash());
REQUIRE(XXH64_hashFromCanonical(&canonical3_64_c_seed) == canonical3_64_cpp_seed.get_hash());
REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_seed).high64 == canonical3_128_cpp_seed.get_hash().high64);
REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_seed).low64 == canonical3_128_cpp_seed.get_hash().low64);
REQUIRE(XXH64_hashFromCanonical(&canonical3_64_c_secdef) == canonical3_64_cpp_secdef.get_hash());
REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secdef).high64 == canonical3_128_cpp_secdef.get_hash().high64);
REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secdef).low64 == canonical3_128_cpp_secdef.get_hash().low64);
REQUIRE(XXH64_hashFromCanonical(&canonical3_64_c_secplus) == canonical3_64_cpp_secplus.get_hash());
REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secplus).high64 == canonical3_128_cpp_secplus.get_hash().high64);
REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secplus).low64 == canonical3_128_cpp_secplus.get_hash().low64);
REQUIRE(XXH64_hashFromCanonical(&canonical3_64_c_secmin) == canonical3_64_cpp_secmin.get_hash());
REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secmin).high64 == canonical3_128_cpp_secmin.get_hash().high64);
REQUIRE(XXH128_hashFromCanonical(&canonical3_128_c_secmin).low64 == canonical3_128_cpp_secmin.get_hash().low64);
std::vector<uint8_t> secret_buffer_c;
std::vector<uint8_t> secret_buffer_cpp;
secret_buffer_c.resize(std::max(static_cast<size_t>(xxh::detail3::secret_default_size), i));
secret_buffer_cpp.resize(std::max(static_cast<size_t>(xxh::detail3::secret_default_size), i));
std::vector<uint8_t> secret_seed_buffer_c;
std::vector<uint8_t> secret_seed_buffer_cpp;
secret_seed_buffer_c.resize(xxh::detail3::secret_default_size);
secret_seed_buffer_cpp.resize(xxh::detail3::secret_default_size);
XXH_INLINE_XXH3_generateSecret(secret_buffer_c.data(), secret_buffer_c.size(), acc_c.data(), acc_c.size());
xxh::generate_secret(secret_buffer_cpp.data(), secret_buffer_cpp.size(), acc_c.data(), acc_c.size());
XXH_INLINE_XXH3_generateSecret_fromSeed(secret_seed_buffer_c.data(), seed);
xxh::generate_secret_from_seed(secret_seed_buffer_cpp.data(), seed);
REQUIRE(memcmp(secret_buffer_c.data(), secret_buffer_cpp.data(), secret_buffer_c.size()) == 0);
REQUIRE(memcmp(secret_seed_buffer_c.data(), secret_seed_buffer_cpp.data(), secret_seed_buffer_c.size()) == 0);
std::string data = "kekl";
#define checksum_bits 128
static_assert(checksum_bits == 64 || checksum_bits == 128);
xxh::hash3_state_t<checksum_bits> state;
state.update(data.data(), data.size());
// convert checksum to canonical byte order
xxh::canonical_t<checksum_bits> const canonical{ state.digest() };
auto const hash{ canonical.get_hash() };
#if checksum_bits == 128
to_string(hash.low64, hash.high64);
#else
to_string(hash);
#endif
}
}
TEST_CASE("Printing results for inter-platform comparison", "[platform]")
{
uint32_t alternating_data[] = { 0x00000000, 0xFFFFFFFF, 0x00000000, 0xFFFFFFFF, 0x00000000, 0xFFFFFFFF, 0x00000000, 0xFFFFFFFF };
uint32_t zero_data[] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 };
uint32_t one_data[] = { 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF };
uint32_t alternating_data2[] = { 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA };
RAW_PRINT(xxh::xxhash<32>(alternating_data, 32, 0));
RAW_PRINT(xxh::xxhash<64>(alternating_data, 32, 0));
RAW_PRINT(xxh::xxhash<32>(alternating_data, 32, 65536));
RAW_PRINT(xxh::xxhash<64>(alternating_data, 32, 65536));
RAW_PRINT(xxh::xxhash3<64>(alternating_data, 32, 0));
RAW_PRINT(xxh::xxhash3<64>(alternating_data, 32, 65536));
RAW_PRINT(xxh::xxhash3<128>(alternating_data, 32, 0));
RAW_PRINT(xxh::xxhash3<128>(alternating_data, 32, 65536));
RAW_PRINT(xxh::xxhash<32>(zero_data, 32, 0));
RAW_PRINT(xxh::xxhash<64>(zero_data, 32, 0));
RAW_PRINT(xxh::xxhash<32>(zero_data, 32, 65536));
RAW_PRINT(xxh::xxhash<64>(zero_data, 32, 65536));
RAW_PRINT(xxh::xxhash3<64>(zero_data, 32, 0));
RAW_PRINT(xxh::xxhash3<64>(zero_data, 32, 65536));
RAW_PRINT(xxh::xxhash3<128>(zero_data, 32, 0));
RAW_PRINT(xxh::xxhash3<128>(zero_data, 32, 65536));
RAW_PRINT(xxh::xxhash<32>(one_data, 32, 0));
RAW_PRINT(xxh::xxhash<64>(one_data, 32, 0));
RAW_PRINT(xxh::xxhash<32>(one_data, 32, 65536));
RAW_PRINT(xxh::xxhash<64>(one_data, 32, 65536));
RAW_PRINT(xxh::xxhash3<64>(one_data, 32, 0));
RAW_PRINT(xxh::xxhash3<64>(one_data, 32, 65536));
RAW_PRINT(xxh::xxhash3<128>(one_data, 32, 0));
RAW_PRINT(xxh::xxhash3<128>(one_data, 32, 65536));
RAW_PRINT(xxh::xxhash<32>(alternating_data2, 32, 0));
RAW_PRINT(xxh::xxhash<64>(alternating_data2, 32, 0));
RAW_PRINT(xxh::xxhash<32>(alternating_data2, 32, 65536));
RAW_PRINT(xxh::xxhash<64>(alternating_data2, 32, 65536));
RAW_PRINT(xxh::xxhash3<64>(alternating_data2, 32, 0));
RAW_PRINT(xxh::xxhash3<64>(alternating_data2, 32, 65536));
RAW_PRINT(xxh::xxhash3<128>(alternating_data2, 32, 0));
RAW_PRINT(xxh::xxhash3<128>(alternating_data2, 32, 65536));
}
TEST_CASE("Checking c++ assignment operator","[c++ compliance]")
{
xxh::hash_state_t<64> hash_state_cmp_test1;
xxh::hash_state_t<64> hash_state_cmp_test2;
hash_state_cmp_test1.update(std::string("foo"));
hash_state_cmp_test2 = hash_state_cmp_test1;
hash_state_cmp_test1.update(std::string("bar"));
hash_state_cmp_test2.update(std::string("bar"));
REQUIRE(hash_state_cmp_test1.digest() == hash_state_cmp_test2.digest());
}