diff options
Diffstat (limited to 'indra/llcommon/tests/llunits_test.cpp')
| -rw-r--r-- | indra/llcommon/tests/llunits_test.cpp | 118 |
1 files changed, 115 insertions, 3 deletions
diff --git a/indra/llcommon/tests/llunits_test.cpp b/indra/llcommon/tests/llunits_test.cpp index 292c6122af..57cf9810af 100644 --- a/indra/llcommon/tests/llunits_test.cpp +++ b/indra/llcommon/tests/llunits_test.cpp @@ -27,21 +27,33 @@ #include "linden_common.h" -#include "llunit.h" +#include "llunits.h" #include "../test/lltut.h" namespace LLUnits { // using powers of 2 to allow strict floating point equality LL_DECLARE_BASE_UNIT(Quatloos, "Quat"); - LL_DECLARE_DERIVED_UNIT(Quatloos, * 4, Latinum, "Lat"); - LL_DECLARE_DERIVED_UNIT(Latinum, / 16, Solari, "Sol"); + LL_DECLARE_DERIVED_UNIT(Latinum, "Lat", Quatloos, / 4); + LL_DECLARE_DERIVED_UNIT(Solari, "Sol", Latinum, * 16); } LL_DECLARE_UNIT_TYPEDEFS(LLUnits, Quatloos); LL_DECLARE_UNIT_TYPEDEFS(LLUnits, Latinum); LL_DECLARE_UNIT_TYPEDEFS(LLUnits, Solari); +namespace LLUnits +{ + LL_DECLARE_BASE_UNIT(Celcius, "c"); + LL_DECLARE_DERIVED_UNIT(Fahrenheit, "f", Celcius, * 9 / 5 + 32); + LL_DECLARE_DERIVED_UNIT(Kelvin, "k", Celcius, + 273.15f); +} + +LL_DECLARE_UNIT_TYPEDEFS(LLUnits, Celcius); +LL_DECLARE_UNIT_TYPEDEFS(LLUnits, Fahrenheit); +LL_DECLARE_UNIT_TYPEDEFS(LLUnits, Kelvin); + + namespace tut { using namespace LLUnits; @@ -256,6 +268,22 @@ namespace tut // conversion of implicits LLUnitImplicit<F32, Latinum> latinum_implicit(2); ensure("implicit units of different types are comparable", latinum_implicit * 2 == quatloos_implicit); + + quatloos_implicit += F32Quatloos(10); + ensure("can add-assign explicit units", quatloos_implicit == 26); + + quatloos_implicit -= F32Quatloos(10); + ensure("can subtract-assign explicit units", quatloos_implicit == 16); + + // comparisons + ensure("can compare greater than implicit unit", quatloos_implicit > F32QuatloosImplicit(0.f)); + ensure("can compare greater than non-implicit unit", quatloos_implicit > F32Quatloos(0.f)); + ensure("can compare greater than or equal to implicit unit", quatloos_implicit >= F32QuatloosImplicit(0.f)); + ensure("can compare greater than or equal to non-implicit unit", quatloos_implicit >= F32Quatloos(0.f)); + ensure("can compare less than implicit unit", quatloos_implicit < F32QuatloosImplicit(20.f)); + ensure("can compare less than non-implicit unit", quatloos_implicit < F32Quatloos(20.f)); + ensure("can compare less than or equal to implicit unit", quatloos_implicit <= F32QuatloosImplicit(20.f)); + ensure("can compare less than or equal to non-implicit unit", quatloos_implicit <= F32Quatloos(20.f)); } // precision tests @@ -271,6 +299,90 @@ namespace tut mega_bytes = (U32Megabytes)5 + (S32Megabytes)-1; ensure("can mix unsigned and signed in units addition", mega_bytes == (S32Megabytes)4); + } + + // default units + template<> template<> + void units_object_t::test<9>() + { + U32Gigabytes GB(1); + U32Megabytes MB(GB); + U32Kilobytes KB(GB); + U32Bytes B(GB); + + ensure("GB -> MB conversion", MB.value() == 1024); + ensure("GB -> KB conversion", KB.value() == 1024 * 1024); + ensure("GB -> B conversion", B.value() == 1024 * 1024 * 1024); + + KB = U32Kilobytes(1); + U32Kilobits Kb(KB); + U32Bits b(KB); + ensure("KB -> Kb conversion", Kb.value() == 8); + ensure("KB -> b conversion", b.value() == 8 * 1024); + + U32Days days(1); + U32Hours hours(days); + U32Minutes minutes(days); + U32Seconds seconds(days); + U32Milliseconds ms(days); + + ensure("days -> hours conversion", hours.value() == 24); + ensure("days -> minutes conversion", minutes.value() == 24 * 60); + ensure("days -> seconds conversion", seconds.value() == 24 * 60 * 60); + ensure("days -> ms conversion", ms.value() == 24 * 60 * 60 * 1000); + + U32Kilometers km(1); + U32Meters m(km); + U32Centimeters cm(km); + U32Millimeters mm(km); + + ensure("km -> m conversion", m.value() == 1000); + ensure("km -> cm conversion", cm.value() == 1000 * 100); + ensure("km -> mm conversion", mm.value() == 1000 * 1000); + + U32Gigahertz GHz(1); + U32Megahertz MHz(GHz); + U32Kilohertz KHz(GHz); + U32Hertz Hz(GHz); + + ensure("GHz -> MHz conversion", MHz.value() == 1000); + ensure("GHz -> KHz conversion", KHz.value() == 1000 * 1000); + ensure("GHz -> Hz conversion", Hz.value() == 1000 * 1000 * 1000); + + F32Radians rad(6.2831853071795f); + S32Degrees deg(rad); + ensure("radians -> degrees conversion", deg.value() == 360); + + F32Percent percent(50); + F32Ratio ratio(percent); + ensure("percent -> ratio conversion", ratio.value() == 0.5f); + + U32Kilotriangles ktris(1); + U32Triangles tris(ktris); + ensure("kilotriangles -> triangles conversion", tris.value() == 1000); + } + + bool value_near(F32 value, F32 target, F32 threshold) + { + return fabsf(value - target) < threshold; + } + + // linear transforms + template<> template<> + void units_object_t::test<10>() + { + F32Celcius float_celcius(100); + F32Fahrenheit float_fahrenheit(float_celcius); + ensure("floating point celcius -> fahrenheit conversion using linear transform", value_near(float_fahrenheit.value(), 212, 0.1f) ); + + float_celcius = float_fahrenheit; + ensure("floating point fahrenheit -> celcius conversion using linear transform (round trip)", value_near(float_celcius.value(), 100.f, 0.1f) ); + + S32Celcius int_celcius(100); + S32Fahrenheit int_fahrenheit(int_celcius); + ensure("integer celcius -> fahrenheit conversion using linear transform", int_fahrenheit.value() == 212); + int_celcius = int_fahrenheit; + ensure("integer fahrenheit -> celcius conversion using linear transform (round trip)", int_celcius.value() == 100); } } |