mirror of
https://github.com/mpusz/mp-units.git
synced 2025-06-25 01:01:33 +02:00
93 lines
3.4 KiB
C++
93 lines
3.4 KiB
C++
// The MIT License (MIT)
|
|
//
|
|
// Copyright (c) 2018 Mateusz Pusz
|
|
//
|
|
// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
// of this software and associated documentation files (the "Software"), to deal
|
|
// in the Software without restriction, including without limitation the rights
|
|
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
// copies of the Software, and to permit persons to whom the Software is
|
|
// furnished to do so, subject to the following conditions:
|
|
//
|
|
// The above copyright notice and this permission notice shall be included in all
|
|
// copies or substantial portions of the Software.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
// SOFTWARE.
|
|
|
|
#include <mp-units/systems/si.h>
|
|
#ifdef MP_UNITS_IMPORT_STD
|
|
import std;
|
|
#else
|
|
#include <type_traits>
|
|
#endif
|
|
|
|
namespace {
|
|
|
|
using namespace mp_units;
|
|
using namespace mp_units::si::unit_symbols;
|
|
|
|
// prefixes
|
|
static_assert(1 * m == 10 * dm);
|
|
static_assert(1 * m == 100 * cm);
|
|
static_assert(1 * m == 1000 * mm);
|
|
static_assert(1 * m == 1'000'000 * um);
|
|
static_assert(1 * m == 1'000'000'000 * nm);
|
|
static_assert(1 * m == 1'000'000'000'000 * pm);
|
|
static_assert(1 * m == 1'000'000'000'000'000 * fm);
|
|
static_assert(1 * m == 1'000'000'000'000'000'000 * am);
|
|
static_assert(1 * mm == 1'000'000'000'000'000'000 * zm);
|
|
static_assert(1 * um == 1'000'000'000'000'000'000 * ym);
|
|
static_assert(1 * nm == 1'000'000'000'000'000'000 * rm);
|
|
static_assert(1 * pm == 1'000'000'000'000'000'000 * qm);
|
|
|
|
static_assert(1 * dam == 10 * m);
|
|
static_assert(1 * hm == 100 * m);
|
|
static_assert(1 * km == 1000 * m);
|
|
static_assert(1 * Mm == 1'000'000 * m);
|
|
static_assert(1 * Gm == 1'000'000'000 * m);
|
|
static_assert(1 * Tm == 1'000'000'000'000 * m);
|
|
static_assert(1 * Pm == 1'000'000'000'000'000 * m);
|
|
static_assert(1 * Em == 1'000'000'000'000'000'000 * m);
|
|
static_assert(1 * Zm == 1'000'000'000'000'000'000 * km);
|
|
static_assert(1 * Ym == 1'000'000'000'000'000'000 * Mm);
|
|
static_assert(1 * Rm == 1'000'000'000'000'000'000 * Gm);
|
|
static_assert(1 * Qm == 1'000'000'000'000'000'000 * Tm);
|
|
|
|
// check for invalid prefixes
|
|
template<template<typename U> typename prefix, auto V1>
|
|
concept can_not_be_prefixed =
|
|
Unit<MP_UNITS_REMOVE_CONST(decltype(V1))> && !requires { typename prefix<MP_UNITS_REMOVE_CONST(decltype(V1))>; };
|
|
|
|
static_assert(can_not_be_prefixed<si::milli_, si::kilogram>);
|
|
static_assert(can_not_be_prefixed<si::milli_, si::hectare>);
|
|
static_assert(can_not_be_prefixed<si::milli_, si::kilo<si::metre>>);
|
|
static_assert(can_not_be_prefixed<si::milli_, si::metre / si::second>);
|
|
static_assert(can_not_be_prefixed<si::milli_, mag_ratio<1, 60> * si::degree>);
|
|
|
|
// coherent SI units are checked in isq_test.cpp
|
|
|
|
// non-coherent units
|
|
static_assert(1 * min == 60 * s);
|
|
static_assert(1 * h == 60 * min);
|
|
static_assert(1 * d == 24 * h);
|
|
|
|
static_assert(1 * au == 149'597'870'700 * m);
|
|
|
|
static_assert(60. * arcmin == 1. * deg);
|
|
static_assert(60. * arcsec == 1. * arcmin);
|
|
|
|
static_assert(1 * a == 100 * m2);
|
|
static_assert(1 * ha == 100 * a);
|
|
|
|
static_assert(1 * l == 1 * cubic(dm));
|
|
|
|
static_assert(1 * t == 1000 * kg);
|
|
|
|
} // namespace
|