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xo-expression2/utest/basis_unit.test.cpp

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/* @file bu.test.cpp */
#include "xo/unit/basis_unit.hpp"
#include "xo/indentlog/scope.hpp"
//#include "xo/indentlog/print/tag.hpp"
#include <catch2/catch.hpp>
namespace xo {
using xo::qty::scalefactor_ratio_type;
using xo::qty::abbrev::basis_unit2_abbrev;
using xo::qty::basis_unit;
using xo::qty::bu_abbrev_type;
using xo::qty::native_unit2_v;
using xo::qty::dim;
namespace bu = xo::qty::detail::bu;
namespace ut {
/* compile-time test:
* verify we can use a basis_unit as a non-type template parameter
* we will need this for quantity<Repr, Int, natural_unit<Int>>
*/
template <basis_unit bu>
constexpr bu_abbrev_type bu_mpl_abbrev = bu.abbrev();
TEST_CASE("basis_unit", "[basis_unit]") {
static_assert(bu_mpl_abbrev<bu::gram> == bu::gram.abbrev());
REQUIRE(bu_mpl_abbrev<bu::gram> == bu::gram.abbrev());
} /*TEST_CASE(basis_unit)*/
TEST_CASE("basis_unit1", "[basis_unit]") {
constexpr bool c_debug_flag = false;
scope log(XO_DEBUG2(c_debug_flag, "TEST_CASE.basis_unit1"));
static_assert(native_unit2_v[static_cast<int>(dim::mass)].native_dim() == dim::mass);
static_assert(native_unit2_v[static_cast<int>(dim::distance)].native_dim() == dim::distance);
static_assert(native_unit2_v[static_cast<int>(dim::time)].native_dim() == dim::time);
static_assert(native_unit2_v[static_cast<int>(dim::time)].native_dim() == dim::time);
static_assert(native_unit2_v[static_cast<int>(dim::currency)].native_dim() == dim::currency);
static_assert(native_unit2_v[static_cast<int>(dim::price)].native_dim() == dim::price);
log && log(xtag("mass*10^3", basis_unit2_abbrev(dim::mass, scalefactor_ratio_type(1000, 1))));
static_assert(basis_unit2_abbrev(dim::mass, scalefactor_ratio_type(1000, 1))
== bu_abbrev_type::from_chars("kg"));
log && log("---------------------");
/* note: using CHECK to make test show up in coverage */
# define REQUIRE_x2(x) static_assert(x); REQUIRE(x)
log && log(xtag("mass", basis_unit2_abbrev(dim::distance, scalefactor_ratio_type(1, 1))));
REQUIRE_x2(bu::picogram.abbrev() == bu_abbrev_type::from_chars("pg"));
REQUIRE_x2(bu::nanogram.abbrev()
== bu_abbrev_type::from_chars("ng"));
REQUIRE_x2(bu::microgram.abbrev()
== bu_abbrev_type::from_chars("ug"));
REQUIRE_x2(bu::milligram.abbrev()
== bu_abbrev_type::from_chars("mg"));
REQUIRE_x2(bu::gram.abbrev()
== bu_abbrev_type::from_chars("g"));
REQUIRE_x2(bu::kilogram.abbrev()
== bu_abbrev_type::from_chars("kg"));
REQUIRE_x2(bu::tonne.abbrev()
== bu_abbrev_type::from_chars("t"));
REQUIRE_x2(bu::kilotonne.abbrev()
== bu_abbrev_type::from_chars("kt"));
REQUIRE_x2(bu::megatonne.abbrev()
== bu_abbrev_type::from_chars("Mt"));
REQUIRE_x2(bu::gigatonne.abbrev()
== bu_abbrev_type::from_chars("Gt"));
log && log(xtag("distance", basis_unit2_abbrev(dim::distance, scalefactor_ratio_type(1, 1))));
REQUIRE_x2(bu::picometre.abbrev()
== bu_abbrev_type::from_chars("pm"));
REQUIRE_x2(bu::nanometre.abbrev()
== bu_abbrev_type::from_chars("nm"));
REQUIRE_x2(bu::micrometre.abbrev()
== bu_abbrev_type::from_chars("um"));
REQUIRE_x2(bu::millimetre.abbrev()
== bu_abbrev_type::from_chars("mm"));
REQUIRE_x2(bu::metre.abbrev()
== bu_abbrev_type::from_chars("m"));
REQUIRE_x2(bu::kilometre.abbrev()
== bu_abbrev_type::from_chars("km"));
REQUIRE_x2(bu::megametre.abbrev()
== bu_abbrev_type::from_chars("Mm"));
REQUIRE_x2(bu::gigametre.abbrev()
== bu_abbrev_type::from_chars("Gm"));
REQUIRE_x2(bu::picometer.abbrev()
== bu_abbrev_type::from_chars("pm"));
REQUIRE_x2(bu::nanometer.abbrev()
== bu_abbrev_type::from_chars("nm"));
REQUIRE_x2(bu::micrometer.abbrev()
== bu_abbrev_type::from_chars("um"));
REQUIRE_x2(bu::millimeter.abbrev()
== bu_abbrev_type::from_chars("mm"));
REQUIRE_x2(bu::meter.abbrev()
== bu_abbrev_type::from_chars("m"));
REQUIRE_x2(bu::kilometer.abbrev()
== bu_abbrev_type::from_chars("km"));
REQUIRE_x2(bu::megameter.abbrev()
== bu_abbrev_type::from_chars("Mm"));
REQUIRE_x2(bu::gigameter.abbrev()
== bu_abbrev_type::from_chars("Gm"));
REQUIRE_x2(bu::lightsecond.abbrev() == flatstring("lsec"));
REQUIRE_x2(bu::astronomicalunit.abbrev() == flatstring("AU"));
log && log(xtag("time", basis_unit2_abbrev(dim::time, scalefactor_ratio_type(1, 1))));
REQUIRE_x2(bu::picosecond.abbrev() == bu_abbrev_type::from_chars("ps"));
REQUIRE_x2(bu::nanosecond.abbrev() == bu_abbrev_type::from_chars("ns"));
REQUIRE_x2(bu::microsecond.abbrev() == bu_abbrev_type::from_chars("us"));
REQUIRE_x2(bu::millisecond.abbrev() == bu_abbrev_type::from_chars("ms"));
REQUIRE_x2(bu::second.abbrev() == bu_abbrev_type::from_chars("s"));
REQUIRE_x2(bu::minute.abbrev() == bu_abbrev_type::from_chars("min"));
REQUIRE_x2(bu::hour.abbrev() == bu_abbrev_type::from_chars("hr"));
REQUIRE_x2(bu::day.abbrev() == bu_abbrev_type::from_chars("dy"));
REQUIRE_x2(bu::week.abbrev() == bu_abbrev_type::from_chars("wk"));
REQUIRE_x2(bu::month.abbrev() == bu_abbrev_type::from_chars("mo"));
REQUIRE_x2(bu::year.abbrev() == bu_abbrev_type::from_chars("yr"));
REQUIRE_x2(bu::year250.abbrev() == bu_abbrev_type::from_chars("yr250"));
REQUIRE_x2(bu::year360.abbrev() == bu_abbrev_type::from_chars("yr360"));
REQUIRE_x2(bu::year365.abbrev() == bu_abbrev_type::from_chars("yr365"));
log && log(xtag("currency", basis_unit2_abbrev(dim::currency, scalefactor_ratio_type(1, 1))));
REQUIRE_x2(bu::currency.abbrev() == flatstring("ccy"));
log && log(xtag("price", basis_unit2_abbrev(dim::price, scalefactor_ratio_type(1, 1))));
REQUIRE_x2(bu::price.abbrev() == flatstring("px"));
# undef REQUIRE_x2
#ifdef OBSOLETE
log && log("---------------------");
log && log(xtag("mass*10^-9", scaled_native_unit2_abbrev_v<dim::mass, 1, 1000000000>));
log && log(xtag("mass*10^-6", scaled_native_unit2_abbrev_v<dim::mass, 1, 1000000>));
log && log(xtag("mass*10^-3", scaled_native_unit2_abbrev_v<dim::mass, 1, 1000>));
log && log(xtag("mass", scaled_native_unit2_abbrev_v<dim::mass>));
log && log(xtag("mass*10^3", scaled_native_unit2_abbrev_v<dim::mass, 1000, 1>));
log && log(xtag("mass*10^6", scaled_native_unit2_abbrev_v<dim::mass, 1000000, 1>));
log && log(xtag("mass*10^9", scaled_native_unit2_abbrev_v<dim::mass, 1000000000, 1>));
log && log(xtag("distance*10^-9", scaled_native_unit2_abbrev_v<dim::distance, 1, 1000000000>));
log && log(xtag("distance*10^-6", scaled_native_unit2_abbrev_v<dim::distance, 1, 1000000>));
log && log(xtag("distance*10^-3", scaled_native_unit2_abbrev_v<dim::distance, 1, 1000>));
log && log(xtag("distance", scaled_native_unit2_abbrev_v<dim::distance>));
log && log(xtag("distance*10^3", scaled_native_unit2_abbrev_v<dim::distance, 1000, 1>));
log && log(xtag("time*10^-9", scaled_native_unit2_abbrev_v<dim::time, 1, 1000000000>));
log && log(xtag("time*10^-6", scaled_native_unit2_abbrev_v<dim::time, 1, 1000000>));
log && log(xtag("time*10^-3", scaled_native_unit2_abbrev_v<dim::time, 1, 1000>));
log && log(xtag("time", scaled_native_unit2_abbrev_v<dim::time>));
log && log(xtag("time*60", scaled_native_unit2_abbrev_v<dim::time, 60, 1>));
log && log(xtag("time*3600", scaled_native_unit2_abbrev_v<dim::time, 3600, 1>));
log && log(xtag("time*24*3600", scaled_native_unit2_abbrev_v<dim::time, 24*3600, 1>));
log && log(xtag("time*250*24*3600", scaled_native_unit2_abbrev_v<dim::time, 250*24*3600, 1>));
log && log(xtag("time*360*24*3600", scaled_native_unit2_abbrev_v<dim::time, 360*24*3600, 1>));
log && log(xtag("time*365*24*3600", scaled_native_unit2_abbrev_v<dim::time, 365*24*3600, 1>));
log && log(xtag("currency", scaled_native_unit2_abbrev_v<dim::currency>));
log && log(xtag("price", scaled_native_unit2_abbrev_v<dim::price>));
REQUIRE(xo::qty::units::scaled_native_unit2_abbrev<dim::mass>::value == xo::flatstring("g"));
/* proof that scaled_native_unit2_abbrev::value is constexpr */
static_assert(scaled_native_unit2_abbrev_v<dim::mass>
== basis_unit2_abbrev_type::from_flatstring(xo::flatstring("g")));
#endif
} /*TEST_CASE(basis_unit1)*/
} /*namespace ut*/
} /*namespace xo*/
/* end bu.test.cpp */
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