admin/omath
1
0
Fork 0
mirror of https://github.com/orange-cpp/omath.git synced 2026-02-12 22:53:27 +00:00
Code Issues Packages Projects Releases Wiki Activity

added frostbite tests

Browse Source
This commit is contained in:
Orange
2026-02-08 03:03:23 +03:00
parent 5aae9d6842
commit d7a721f62e
1 changed files with 119 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

119
tests/engines/unit_test_frostbite_engine.cpp
View File

@@ -8,6 +8,125 @@
#include <print>
#include <random>
TEST(unit_test_frostbite_engine, UnitsToCentimeters_BasicValues)
{
EXPECT_FLOAT_EQ(omath::frostbite_engine::units_to_centimeters(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::units_to_centimeters(1.0f), 0.01f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::units_to_centimeters(100.0f), 1.0f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::units_to_centimeters(-250.0f), -2.5f);
}
TEST(unit_test_frostbite_engine, UnitsToMeters_BasicValues)
{
EXPECT_DOUBLE_EQ(omath::frostbite_engine::units_to_meters(0.0), 0.0);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::units_to_meters(1.0), 1.0);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::units_to_meters(123.456), 123.456);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::units_to_meters(-42.0), -42.0);
}
TEST(unit_test_frostbite_engine, UnitsToKilometers_BasicValues)
{
EXPECT_NEAR(omath::frostbite_engine::units_to_kilometers(0.0), 0.0, 1e-15);
EXPECT_NEAR(omath::frostbite_engine::units_to_kilometers(1.0), 0.001, 1e-15);
EXPECT_NEAR(omath::frostbite_engine::units_to_kilometers(1000.0), 1.0, 1e-12);
EXPECT_NEAR(omath::frostbite_engine::units_to_kilometers(-2500.0), -2.5, 1e-12);
}
TEST(unit_test_frostbite_engine, CentimetersToUnits_BasicValues)
{
EXPECT_FLOAT_EQ(omath::frostbite_engine::centimeters_to_units(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::centimeters_to_units(0.01f), 1.0f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::centimeters_to_units(1.0f), 100.0f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::centimeters_to_units(-2.5f), -250.0f);
}
TEST(unit_test_frostbite_engine, MetersToUnits_BasicValues)
{
EXPECT_DOUBLE_EQ(omath::frostbite_engine::meters_to_units(0.0), 0.0);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::meters_to_units(1.0), 1.0);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::meters_to_units(123.456), 123.456);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::meters_to_units(-42.0), -42.0);
}
TEST(unit_test_frostbite_engine, KilometersToUnits_BasicValues)
{
EXPECT_NEAR(omath::frostbite_engine::kilometers_to_units(0.0), 0.0, 1e-12);
EXPECT_NEAR(omath::frostbite_engine::kilometers_to_units(0.001), 1.0, 1e-12);
EXPECT_NEAR(omath::frostbite_engine::kilometers_to_units(1.0), 1000.0, 1e-9);
EXPECT_NEAR(omath::frostbite_engine::kilometers_to_units(-2.5), -2500.0, 1e-9);
}
TEST(unit_test_frostbite_engine, RoundTrip_UnitsCentimeters)
{
constexpr float units_f = 12345.678f;
const auto cm_f = omath::frostbite_engine::units_to_centimeters(units_f);
const auto units_f_back = omath::frostbite_engine::centimeters_to_units(cm_f);
EXPECT_NEAR(units_f_back, units_f, 1e-3f);
constexpr double units_d = -987654.321;
const auto cm_d = omath::frostbite_engine::units_to_centimeters(units_d);
const auto units_d_back = omath::frostbite_engine::centimeters_to_units(cm_d);
EXPECT_NEAR(units_d_back, units_d, 1e-9);
}
TEST(unit_test_frostbite_engine, RoundTrip_UnitsMeters)
{
constexpr float units_f = 5432.125f;
constexpr auto m_f = omath::frostbite_engine::units_to_meters(units_f);
constexpr auto units_f_back = omath::frostbite_engine::meters_to_units(m_f);
EXPECT_FLOAT_EQ(units_f_back, units_f);
constexpr double units_d = -123456.789;
constexpr auto m_d = omath::frostbite_engine::units_to_meters(units_d);
constexpr auto units_d_back = omath::frostbite_engine::meters_to_units(m_d);
EXPECT_DOUBLE_EQ(units_d_back, units_d);
}
TEST(unit_test_frostbite_engine, RoundTrip_UnitsKilometers)
{
constexpr float units_f = 100000.0f;
constexpr auto km_f = omath::frostbite_engine::units_to_kilometers(units_f);
constexpr auto units_f_back = omath::frostbite_engine::kilometers_to_units(km_f);
EXPECT_NEAR(units_f_back, units_f, 1e-2f);
constexpr double units_d = -7654321.123;
constexpr auto km_d = omath::frostbite_engine::units_to_kilometers(units_d);
constexpr auto units_d_back = omath::frostbite_engine::kilometers_to_units(km_d);
EXPECT_NEAR(units_d_back, units_d, 1e-6);
}
TEST(unit_test_frostbite_engine, ConversionChainConsistency)
{
const double units = 424242.42;
const auto cm_direct = omath::frostbite_engine::units_to_centimeters(units);
const auto cm_via_units = units / 100.0;
EXPECT_NEAR(cm_direct, cm_via_units, 1e-12);
const auto km_direct = omath::frostbite_engine::units_to_kilometers(units);
const auto km_via_meters = omath::frostbite_engine::units_to_meters(units) / 1000.0;
EXPECT_NEAR(km_direct, km_via_meters, 1e-12);
}
TEST(unit_test_frostbite_engine, SupportsFloatAndDouble)
{
static_assert(std::is_same_v<decltype(omath::frostbite_engine::units_to_centimeters(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::frostbite_engine::units_to_centimeters(1.0)), double>);
static_assert(std::is_same_v<decltype(omath::frostbite_engine::meters_to_units(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::frostbite_engine::kilometers_to_units(1.0)), double>);
}
TEST(unit_test_frostbite_engine, ConstexprConversions)
{
constexpr double units = 1000.0;
constexpr double cm = omath::frostbite_engine::units_to_centimeters(units);
constexpr double m = omath::frostbite_engine::units_to_meters(units);
constexpr double km = omath::frostbite_engine::units_to_kilometers(units);
static_assert(cm == 10.0, "units_to_centimeters constexpr failed");
static_assert(m == 1000.0, "units_to_meters constexpr failed");
static_assert(km == 1.0, "units_to_kilometers constexpr failed");
}
TEST(unit_test_frostbite_engine, ForwardVector)
{
const auto forward = omath::frostbite_engine::forward_vector({});