hls_max_template/sources/testbenches/max_catch_tb.cpp

/* 
 * Copyright © 2021 "DrasLorus"
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#include "../modules/max.hpp"

#include <algorithm>
#include <ctime>
#include <iostream>
#include <random>
#include <vector>

#include <catch2/catch.hpp>

using std::max_element;
using std::vector;

TEST_CASE("Factorials are computed", "[factorial]") {
    srand(time(nullptr));

    vector<uint8_t> to_be_maxed64(64 * 8, 0);
    for (auto && it : to_be_maxed64) {
        it = uint8_t(floor(float(rand()) / float(RAND_MAX) * 256.f));
    }

    for (unsigned u = 0; u < to_be_maxed64.size() - 64; u++) {
        const uint8_t * local_beg = to_be_maxed64.data() + u;
        const uint8_t * local_end = local_beg + 64;

        const uint8_t max64_value = do_max_64(local_beg);
 
        const uint8_t max_64_test = *max_element(local_beg, local_end);

        REQUIRE(max_64_test == max64_value);
    }

    // cout << (retval == 0 ? "Test passed. " : "Test failed. ") << endl;
}