Source/Tests/Test_GenericUtils.cpp - master - Mr.Stalin/FOnline-Engine

Source/Tests/Test_GenericUtils.cpp
104 строки4 KB
cvet
Non const locals (#190)
24 июл 2026, 10:46
24 июл 2026, 10:464883d25
//      __________        ___               ______            _
//     / ____/ __ \____  / (_)___  ___     / ____/___  ____ _(_)___  ___
//    / /_  / / / / __ \/ / / __ \/ _ \   / __/ / __ \/ __ `/ / __ \/ _ `
//   / __/ / /_/ / / / / / / / / /  __/  / /___/ / / / /_/ / / / / /  __/
//  /_/    \____/_/ /_/_/_/_/ /_/\___/  /_____/_/ /_/\__, /_/_/ /_/\___/
//                                                  /____/
// FOnline Engine
// https://fonline.ru
// https://github.com/cvet/fonline
//
// MIT License
//
// Copyright (c) 2006 - 2026, Anton Tsvetinskiy aka cvet <cvet@tut.by>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//

#include "catch_amalgamated.hpp"

#include "Common.h"

FO_BEGIN_NAMESPACE

TEST_CASE("GenericUtils")
{
    SECTION("WyHash")
    {
        auto data = make_ptr("abcdefg").reinterpret_as<uint8_t>();
        auto data2 = make_ptr("abcdefh").reinterpret_as<uint8_t>();

        CHECK(hashing_ex::hash(data.get(), 4) != 0);
        CHECK(hashing_ex::hash(data.get(), 4) != hashing_ex::hash(data.get(), 5));
        CHECK(hashing_ex::hash(data.get(), 7) != hashing_ex::hash(data2.get(), 7));
    }

    SECTION("StdRandom")
    {
        std::mt19937 rnd32; // NOLINT(cert-msc51-cpp)
        for (int32_t i = 1; i < 10000; i++) {
            (void)rnd32();
        }
        CHECK(rnd32() == 4123659995);

        std::mt19937_64 rnd64; // NOLINT(cert-msc51-cpp)
        for (int32_t i = 1; i < 10000; i++) {
            (void)rnd64();
        }
        CHECK(rnd64() == 9981545732273789042UL);
    }

    SECTION("lerp")
    {
        CHECK(lerp(5, 7, -1.0f) == 5);
        CHECK(lerp(5, 7, 0.0f) == 5);
        CHECK(lerp(5, 7, 0.24f) == 5);
        CHECK(lerp(5, 7, 0.26f) == 6);
        CHECK(lerp(5, 7, 0.74f) == 6);
        CHECK(lerp(5, 7, 0.76f) == 7);
        CHECK(lerp(5, 7, 1.0f) == 7);
        CHECK(lerp(5, 7, 2.0f) == 7);

        CHECK(lerp(7u, 5u, -1.0f) == 7);
        CHECK(lerp(7u, 5u, 0.0f) == 7);
        CHECK(lerp(7u, 5u, 0.24f) == 7);
        CHECK(lerp(7u, 5u, 0.26f) == 6);
        CHECK(lerp(7u, 5u, 0.74f) == 6);
        CHECK(lerp(7u, 5u, 0.76f) == 5);
        CHECK(lerp(7u, 5u, 1.0f) == 5);
        CHECK(lerp(7u, 5u, 2.0f) == 5);

        CHECK(lerp(11, 11, -2.0f) == 11);
        CHECK(lerp(11, 11, 0.5f) == 11);
        CHECK(lerp(11, 11, 2.0f) == 11);
    }

    SECTION("FloatCompare")
    {
        CHECK(is_float_equal(0.111f, 0.111f));
        CHECK(is_float_equal(-110.95667f, -110.95667f));
        CHECK(is_float_equal(0.95667f, 0.95667f));
        CHECK(!is_float_equal(1.0f, -1.0f));
        CHECK(is_float_equal(1.0f, 1.0f + 1.0e-6f));
        CHECK_FALSE(is_float_equal(1.0f, 1.0f + 1.0e-4f, 1.0e-5f));
        CHECK(is_float_equal(1.0, 1.0 + 1.0e-9));
    }
}

FO_END_NAMESPACE