diff --git a/tests/engines/unit_test_open_gl.cpp b/tests/engines/unit_test_open_gl.cpp index 48b808b..eb8a8f9 100644 --- a/tests/engines/unit_test_open_gl.cpp +++ b/tests/engines/unit_test_open_gl.cpp @@ -7,6 +7,125 @@ #include #include +TEST(unit_test_opengl, UnitsToCentimeters_BasicValues) +{ + EXPECT_FLOAT_EQ(omath::opengl_engine::units_to_centimeters(0.0f), 0.0f); + EXPECT_FLOAT_EQ(omath::opengl_engine::units_to_centimeters(1.0f), 0.01f); + EXPECT_FLOAT_EQ(omath::opengl_engine::units_to_centimeters(100.0f), 1.0f); + EXPECT_FLOAT_EQ(omath::opengl_engine::units_to_centimeters(-250.0f), -2.5f); +} + +TEST(unit_test_opengl, UnitsToMeters_BasicValues) +{ + EXPECT_DOUBLE_EQ(omath::opengl_engine::units_to_meters(0.0), 0.0); + EXPECT_DOUBLE_EQ(omath::opengl_engine::units_to_meters(1.0), 1.0); + EXPECT_DOUBLE_EQ(omath::opengl_engine::units_to_meters(123.456), 123.456); + EXPECT_DOUBLE_EQ(omath::opengl_engine::units_to_meters(-42.0), -42.0); +} + +TEST(unit_test_opengl, UnitsToKilometers_BasicValues) +{ + EXPECT_NEAR(omath::opengl_engine::units_to_kilometers(0.0), 0.0, 1e-15); + EXPECT_NEAR(omath::opengl_engine::units_to_kilometers(1.0), 0.001, 1e-15); + EXPECT_NEAR(omath::opengl_engine::units_to_kilometers(1000.0), 1.0, 1e-12); + EXPECT_NEAR(omath::opengl_engine::units_to_kilometers(-2500.0), -2.5, 1e-12); +} + +TEST(unit_test_opengl, CentimetersToUnits_BasicValues) +{ + EXPECT_FLOAT_EQ(omath::opengl_engine::centimeters_to_units(0.0f), 0.0f); + EXPECT_FLOAT_EQ(omath::opengl_engine::centimeters_to_units(0.01f), 1.0f); + EXPECT_FLOAT_EQ(omath::opengl_engine::centimeters_to_units(1.0f), 100.0f); + EXPECT_FLOAT_EQ(omath::opengl_engine::centimeters_to_units(-2.5f), -250.0f); +} + +TEST(unit_test_opengl, MetersToUnits_BasicValues) +{ + EXPECT_DOUBLE_EQ(omath::opengl_engine::meters_to_units(0.0), 0.0); + EXPECT_DOUBLE_EQ(omath::opengl_engine::meters_to_units(1.0), 1.0); + EXPECT_DOUBLE_EQ(omath::opengl_engine::meters_to_units(123.456), 123.456); + EXPECT_DOUBLE_EQ(omath::opengl_engine::meters_to_units(-42.0), -42.0); +} + +TEST(unit_test_opengl, KilometersToUnits_BasicValues) +{ + EXPECT_NEAR(omath::opengl_engine::kilometers_to_units(0.0), 0.0, 1e-12); + EXPECT_NEAR(omath::opengl_engine::kilometers_to_units(0.001), 1.0, 1e-12); + EXPECT_NEAR(omath::opengl_engine::kilometers_to_units(1.0), 1000.0, 1e-9); + EXPECT_NEAR(omath::opengl_engine::kilometers_to_units(-2.5), -2500.0, 1e-9); +} + +TEST(unit_test_opengl, RoundTrip_UnitsCentimeters) +{ + constexpr float units_f = 12345.678f; + const auto cm_f = omath::opengl_engine::units_to_centimeters(units_f); + const auto units_f_back = omath::opengl_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::opengl_engine::units_to_centimeters(units_d); + const auto units_d_back = omath::opengl_engine::centimeters_to_units(cm_d); + EXPECT_NEAR(units_d_back, units_d, 1e-9); +} + +TEST(unit_test_opengl, RoundTrip_UnitsMeters) +{ + constexpr float units_f = 5432.125f; + const auto m_f = omath::opengl_engine::units_to_meters(units_f); + const auto units_f_back = omath::opengl_engine::meters_to_units(m_f); + EXPECT_FLOAT_EQ(units_f_back, units_f); + + constexpr double units_d = -123456.789; + const auto m_d = omath::opengl_engine::units_to_meters(units_d); + const auto units_d_back = omath::opengl_engine::meters_to_units(m_d); + EXPECT_DOUBLE_EQ(units_d_back, units_d); +} + +TEST(unit_test_opengl, RoundTrip_UnitsKilometers) +{ + constexpr float units_f = 100000.0f; + const auto km_f = omath::opengl_engine::units_to_kilometers(units_f); + const auto units_f_back = omath::opengl_engine::kilometers_to_units(km_f); + EXPECT_NEAR(units_f_back, units_f, 1e-2f); + + constexpr double units_d = -7654321.123; + const auto km_d = omath::opengl_engine::units_to_kilometers(units_d); + const auto units_d_back = omath::opengl_engine::kilometers_to_units(km_d); + EXPECT_NEAR(units_d_back, units_d, 1e-6); +} + +TEST(unit_test_opengl, ConversionChainConsistency) +{ + const double units = 424242.42; + + const auto cm_direct = omath::opengl_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::opengl_engine::units_to_kilometers(units); + const auto km_via_meters = omath::opengl_engine::units_to_meters(units) / 1000.0; + EXPECT_NEAR(km_direct, km_via_meters, 1e-12); +} + +TEST(unit_test_opengl, SupportsFloatAndDouble) +{ + static_assert(std::is_same_v); + static_assert(std::is_same_v); + static_assert(std::is_same_v); + static_assert(std::is_same_v); +} + +TEST(unit_test_opengl, ConstexprConversions) +{ + constexpr double units = 1000.0; + constexpr double cm = omath::opengl_engine::units_to_centimeters(units); + constexpr double m = omath::opengl_engine::units_to_meters(units); + constexpr double km = omath::opengl_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_opengl, ForwardVector) { const auto forward = omath::opengl_engine::forward_vector({}); diff --git a/tests/engines/unit_test_unity_engine.cpp b/tests/engines/unit_test_unity_engine.cpp index 46735cc..ac57765 100644 --- a/tests/engines/unit_test_unity_engine.cpp +++ b/tests/engines/unit_test_unity_engine.cpp @@ -8,6 +8,126 @@ #include #include +TEST(unit_test_unity_engine, UnitsToCentimeters_BasicValues) +{ + EXPECT_FLOAT_EQ(omath::unity_engine::units_to_centimeters(0.0f), 0.0f); + EXPECT_FLOAT_EQ(omath::unity_engine::units_to_centimeters(1.0f), 0.01f); + EXPECT_FLOAT_EQ(omath::unity_engine::units_to_centimeters(100.0f), 1.0f); + EXPECT_FLOAT_EQ(omath::unity_engine::units_to_centimeters(-250.0f), -2.5f); +} + +TEST(unit_test_unity_engine, UnitsToMeters_BasicValues) +{ + EXPECT_DOUBLE_EQ(omath::unity_engine::units_to_meters(0.0), 0.0); + EXPECT_DOUBLE_EQ(omath::unity_engine::units_to_meters(1.0), 1.0); + EXPECT_DOUBLE_EQ(omath::unity_engine::units_to_meters(123.456), 123.456); + EXPECT_DOUBLE_EQ(omath::unity_engine::units_to_meters(-42.0), -42.0); +} + +TEST(unit_test_unity_engine, UnitsToKilometers_BasicValues) +{ + EXPECT_NEAR(omath::unity_engine::units_to_kilometers(0.0), 0.0, 1e-15); + EXPECT_NEAR(omath::unity_engine::units_to_kilometers(1.0), 0.001, 1e-15); + EXPECT_NEAR(omath::unity_engine::units_to_kilometers(1000.0), 1.0, 1e-12); + EXPECT_NEAR(omath::unity_engine::units_to_kilometers(-2500.0), -2.5, 1e-12); +} + +TEST(unit_test_unity_engine, CentimetersToUnits_BasicValues) +{ + EXPECT_FLOAT_EQ(omath::unity_engine::centimeters_to_units(0.0f), 0.0f); + EXPECT_FLOAT_EQ(omath::unity_engine::centimeters_to_units(0.01f), 1.0f); + EXPECT_FLOAT_EQ(omath::unity_engine::centimeters_to_units(1.0f), 100.0f); + EXPECT_FLOAT_EQ(omath::unity_engine::centimeters_to_units(-2.5f), -250.0f); +} + +TEST(unit_test_unity_engine, MetersToUnits_BasicValues) +{ + EXPECT_DOUBLE_EQ(omath::unity_engine::meters_to_units(0.0), 0.0); + EXPECT_DOUBLE_EQ(omath::unity_engine::meters_to_units(1.0), 1.0); + EXPECT_DOUBLE_EQ(omath::unity_engine::meters_to_units(123.456), 123.456); + EXPECT_DOUBLE_EQ(omath::unity_engine::meters_to_units(-42.0), -42.0); +} + +TEST(unit_test_unity_engine, KilometersToUnits_BasicValues) +{ + EXPECT_NEAR(omath::unity_engine::kilometers_to_units(0.0), 0.0, 1e-12); + EXPECT_NEAR(omath::unity_engine::kilometers_to_units(0.001), 1.0, 1e-12); + EXPECT_NEAR(omath::unity_engine::kilometers_to_units(1.0), 1000.0, 1e-9); + EXPECT_NEAR(omath::unity_engine::kilometers_to_units(-2.5), -2500.0, 1e-9); +} + +TEST(unit_test_unity_engine, RoundTrip_UnitsCentimeters) +{ + constexpr float units_f = 12345.678f; + constexpr auto cm_f = omath::unity_engine::units_to_centimeters(units_f); + constexpr auto units_f_back = omath::unity_engine::centimeters_to_units(cm_f); + EXPECT_NEAR(units_f_back, units_f, 1e-3f); + + constexpr double units_d = -987654.321; + constexpr auto cm_d = omath::unity_engine::units_to_centimeters(units_d); + constexpr auto units_d_back = omath::unity_engine::centimeters_to_units(cm_d); + EXPECT_NEAR(units_d_back, units_d, 1e-9); +} + +TEST(unit_test_unity_engine, RoundTrip_UnitsMeters) +{ + constexpr float units_f = 5432.125f; + constexpr auto m_f = omath::unity_engine::units_to_meters(units_f); + constexpr auto units_f_back = omath::unity_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::unity_engine::units_to_meters(units_d); + constexpr auto units_d_back = omath::unity_engine::meters_to_units(m_d); + EXPECT_DOUBLE_EQ(units_d_back, units_d); +} + +TEST(unit_test_unity_engine, RoundTrip_UnitsKilometers) +{ + constexpr float units_f = 100000.0f; + constexpr auto km_f = omath::unity_engine::units_to_kilometers(units_f); + constexpr auto units_f_back = omath::unity_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::unity_engine::units_to_kilometers(units_d); + constexpr auto units_d_back = omath::unity_engine::kilometers_to_units(km_d); + EXPECT_NEAR(units_d_back, units_d, 1e-6); +} + +TEST(unit_test_unity_engine, ConversionChainConsistency) +{ + constexpr double units = 424242.42; + + constexpr auto cm_direct = omath::unity_engine::units_to_centimeters(units); + constexpr auto cm_via_units = units / 100.0; + EXPECT_NEAR(cm_direct, cm_via_units, 1e-12); + + constexpr auto km_direct = omath::unity_engine::units_to_kilometers(units); + constexpr auto km_via_meters = omath::unity_engine::units_to_meters(units) / 1000.0; + EXPECT_NEAR(km_direct, km_via_meters, 1e-12); +} + +TEST(unit_test_unity_engine, SupportsFloatAndDouble) +{ + static_assert(std::is_same_v); + static_assert(std::is_same_v); + static_assert(std::is_same_v); + static_assert(std::is_same_v); +} + +TEST(unit_test_unity_engine, ConstexprConversions) +{ + constexpr double units = 1000.0; + constexpr double cm = omath::unity_engine::units_to_centimeters(units); + constexpr double m = omath::unity_engine::units_to_meters(units); + constexpr double km = omath::unity_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_unity_engine, ForwardVector) { const auto forward = omath::unity_engine::forward_vector({}); diff --git a/tests/engines/unit_test_unreal_engine.cpp b/tests/engines/unit_test_unreal_engine.cpp index 6b2f499..0a4441a 100644 --- a/tests/engines/unit_test_unreal_engine.cpp +++ b/tests/engines/unit_test_unreal_engine.cpp @@ -238,4 +238,127 @@ TEST(unit_test_unreal_engine, loook_at_random_z_axis) failed_points++; } EXPECT_LE(failed_points, 100); +} +TEST(unit_test_unreal_engine, UnitsToCentimeters_BasicValues) +{ + EXPECT_FLOAT_EQ(omath::unreal_engine::units_to_centimeters(0.0f), 0.0f); + EXPECT_FLOAT_EQ(omath::unreal_engine::units_to_centimeters(1.0f), 1.0f); + EXPECT_FLOAT_EQ(omath::unreal_engine::units_to_centimeters(250.0f), 250.0f); + EXPECT_FLOAT_EQ(omath::unreal_engine::units_to_centimeters(-42.5f), -42.5f); +} + +TEST(unit_test_unreal_engine, UnitsToMeters_BasicValues) +{ + EXPECT_NEAR(omath::unreal_engine::units_to_meters(0.0), 0.0, 1e-15); + EXPECT_NEAR(omath::unreal_engine::units_to_meters(1.0), 0.01, 1e-15); + EXPECT_NEAR(omath::unreal_engine::units_to_meters(100.0), 1.0, 1e-12); + EXPECT_NEAR(omath::unreal_engine::units_to_meters(-250.0), -2.5, 1e-12); +} + +TEST(unit_test_unreal_engine, UnitsToKilometers_BasicValues) +{ + EXPECT_NEAR(omath::unreal_engine::units_to_kilometers(0.0), 0.0, 1e-18); + EXPECT_NEAR(omath::unreal_engine::units_to_kilometers(1.0), 0.00001, 1e-18); + EXPECT_NEAR(omath::unreal_engine::units_to_kilometers(100000.0), 1.0, 1e-12); + EXPECT_NEAR(omath::unreal_engine::units_to_kilometers(-250000.0), -2.5, 1e-12); +} + +TEST(unit_test_unreal_engine, CentimetersToUnits_BasicValues) +{ + EXPECT_FLOAT_EQ(omath::unreal_engine::centimeters_to_units(0.0f), 0.0f); + EXPECT_FLOAT_EQ(omath::unreal_engine::centimeters_to_units(1.0f), 1.0f); + EXPECT_FLOAT_EQ(omath::unreal_engine::centimeters_to_units(250.0f), 250.0f); + EXPECT_FLOAT_EQ(omath::unreal_engine::centimeters_to_units(-42.5f), -42.5f); +} + +TEST(unit_test_unreal_engine, MetersToUnits_BasicValues) +{ + EXPECT_NEAR(omath::unreal_engine::meters_to_units(0.0), 0.0, 1e-12); + EXPECT_NEAR(omath::unreal_engine::meters_to_units(0.01), 1.0, 1e-12); + EXPECT_NEAR(omath::unreal_engine::meters_to_units(1.0), 100.0, 1e-9); + EXPECT_NEAR(omath::unreal_engine::meters_to_units(-2.5), -250.0, 1e-9); +} + +TEST(unit_test_unreal_engine, KilometersToUnits_BasicValues) +{ + EXPECT_NEAR(omath::unreal_engine::kilometers_to_units(0.0), 0.0, 1e-9); + EXPECT_NEAR(omath::unreal_engine::kilometers_to_units(0.00001), 1.0, 1e-9); + EXPECT_NEAR(omath::unreal_engine::kilometers_to_units(1.0), 100000.0, 1e-6); + EXPECT_NEAR(omath::unreal_engine::kilometers_to_units(-2.5), -250000.0, 1e-3); +} + +TEST(unit_test_unreal_engine, RoundTrip_UnitsCentimeters) +{ + constexpr float units_f = 12345.678f; + constexpr auto cm_f = omath::unreal_engine::units_to_centimeters(units_f); + constexpr auto units_f_back = omath::unreal_engine::centimeters_to_units(cm_f); + EXPECT_FLOAT_EQ(units_f_back, units_f); + + constexpr double units_d = -987654.321; + constexpr auto cm_d = omath::unreal_engine::units_to_centimeters(units_d); + constexpr auto units_d_back = omath::unreal_engine::centimeters_to_units(cm_d); + EXPECT_DOUBLE_EQ(units_d_back, units_d); +} + +TEST(unit_test_unreal_engine, RoundTrip_UnitsMeters) +{ + constexpr float units_f = 5432.125f; + constexpr auto m_f = omath::unreal_engine::units_to_meters(units_f); + constexpr auto units_f_back = omath::unreal_engine::meters_to_units(m_f); + EXPECT_NEAR(units_f_back, units_f, 1e-3f); + + constexpr double units_d = -123456.789; + constexpr auto m_d = omath::unreal_engine::units_to_meters(units_d); + constexpr auto units_d_back = omath::unreal_engine::meters_to_units(m_d); + EXPECT_NEAR(units_d_back, units_d, 1e-9); +} + +TEST(unit_test_unreal_engine, RoundTrip_UnitsKilometers) +{ + constexpr float units_f = 100000.0f; + constexpr auto km_f = omath::unreal_engine::units_to_kilometers(units_f); + constexpr auto units_f_back = omath::unreal_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::unreal_engine::units_to_kilometers(units_d); + constexpr auto units_d_back = omath::unreal_engine::kilometers_to_units(km_d); + EXPECT_NEAR(units_d_back, units_d, 1e-6); +} + +TEST(unit_test_unreal_engine, ConversionChainConsistency) +{ + constexpr double units = 424242.42; + + constexpr auto cm_direct = omath::unreal_engine::units_to_centimeters(units); + constexpr auto cm_expected = units; // 1 uu == 1 cm + EXPECT_NEAR(cm_direct, cm_expected, 1e-12); + + constexpr auto m_direct = omath::unreal_engine::units_to_meters(units); + constexpr auto m_via_cm = cm_direct / 100.0; + EXPECT_NEAR(m_direct, m_via_cm, 1e-12); + + constexpr auto km_direct = omath::unreal_engine::units_to_kilometers(units); + constexpr auto km_via_m = m_direct / 1000.0; + EXPECT_NEAR(km_direct, km_via_m, 1e-15); +} + +TEST(unit_test_unreal_engine, SupportsFloatAndDouble) +{ + static_assert(std::is_same_v); + static_assert(std::is_same_v); + static_assert(std::is_same_v); + static_assert(std::is_same_v); +} + +TEST(unit_test_unreal_engine, ConstexprConversions) +{ + constexpr double units = 100000.0; + constexpr double cm = omath::unreal_engine::units_to_centimeters(units); + constexpr double m = omath::unreal_engine::units_to_meters(units); + constexpr double km = omath::unreal_engine::units_to_kilometers(units); + + static_assert(cm == 100000.0, "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"); } \ No newline at end of file