Files
vmath.hpp/untests/vmath_qua_fun_tests.cpp
2021-01-26 01:54:20 +07:00

73 lines
2.2 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("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});
}
STATIC_REQUIRE(qua(1,2,3,4) * 2 == qua(2,4,6,8));
STATIC_REQUIRE(qua(2,4,6,8) / 2 == qua(1,2,3,4));
STATIC_REQUIRE(2 * qua(1,2,3,4) == qua(2,4,6,8));
STATIC_REQUIRE(8 / qua(1,2,4,8) == qua(8,4,2,1));
{
qua v{1,2,3,4};
REQUIRE(&v == &(v *= 2));
REQUIRE(v == qua{2,4,6,8});
REQUIRE(&v == &(v *= qua<int>{}));
REQUIRE(v == qua{2,4,6,8});
}
{
qua v{2,4,6,8};
REQUIRE(&v == &(v /= 2));
REQUIRE(v == qua{1,2,3,4});
}
{
float3 v{1,0,0};
REQUIRE(&v == &(v *= fqua{0,0,0.7071067812f,0.7071067812f}));
REQUIRE(v == uapprox3(0.f,1.f,0.f));
}
STATIC_REQUIRE(fqua{} * fqua{} == fqua{});
STATIC_REQUIRE(float3{1,2,3} * fqua{} == uapprox3(1.f,2.f,3.f));
STATIC_REQUIRE(float3{1,0,0} * fqua{0,0,0.7071067812f,0.7071067812f} == uapprox3(0.f,1.f,0.f));
}
SUBCASE("Common Functions") {
REQUIRE_FALSE(any(isnan(fqua(1,1,1,1))));
REQUIRE_FALSE(any(isinf(fqua(1,1,1,1))));
REQUIRE(all(isfinite(fqua(1,1,1,1))));
}
}