Files
vmath.hpp/untests/vmath_qua_fun_tests.cpp
2021-01-25 05:56:52 +07:00

63 lines
2.0 KiB
C++

/*******************************************************************************
* This file is part of the "https://github.com/blackmatov/vmath.hpp"
* For conditions of distribution and use, see copyright notice in LICENSE.md
* Copyright (C) 2020-2021, by Matvey Cherevko (blackmatov@gmail.com)
******************************************************************************/
#include "vmath_tests.hpp"
#include "doctest/doctest.hpp"
namespace
{
using namespace vmath_hpp;
using namespace vmath_tests;
}
TEST_CASE("vmath/qua_fun") {
SUBCASE("Detail") {
STATIC_REQUIRE(map_join([](const int& x){
return x * 2;
}, qua(1,2,3,4)) == qua(2,4,6,8));
STATIC_REQUIRE(map_join([](const int& x, const int& y){
return x + y;
}, qua(1,2,3,4), qua(2,3,4,5)) == qua(3,5,7,9));
STATIC_REQUIRE(map_join([](const int& x, const int& y, const int& z){
return x + y + z;
}, qua(1,2,3,4), qua(2,3,4,5), qua(3,4,5,6)) == qua(6,9,12,15));
STATIC_REQUIRE(fold_join([](int acc, const int& x){
return acc + x;
}, 0, qua(1,2,3,4)) == 10);
STATIC_REQUIRE(fold_join([](int acc, const int& x, const int& y){
return acc + x + y;
}, 0, qua(1,2,3,4), qua(2,3,4,5)) == 24);
STATIC_REQUIRE(fold1_join([](const int& acc, const int& x){
return acc + x;
}, qua{1,2,3,4}) == 10);
}
SUBCASE("Operators") {
STATIC_REQUIRE(+qua(1,-2,3,-4) == qua(1,-2,3,-4));
STATIC_REQUIRE(-qua(1,-2,3,-4) == qua(-1,2,-3,4));
STATIC_REQUIRE(qua(1,2,3,4) + qua(3,4,5,6) == qua(4,6,8,10));
STATIC_REQUIRE(qua(1,2,3,4) - qua(3,5,7,9) == qua(-2,-3,-4,-5));
{
qua v{1,2,3,4};
REQUIRE(&v == &(v += qua{3,4,5,6}));
REQUIRE(v == qua{4,6,8,10});
}
{
qua v{1,2,3,4};
REQUIRE(&v == &(v -= qua{3,4,5,6}));
REQUIRE(v == qua{-2,-2,-2,-2});
}
}
}