mp-units/test/unit_test/static/hep_test.cpp

// The MIT License (MIT)
//
// Copyright (c) 2021 Mateusz Pusz
//
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#include <mp_units/systems/hep/hep.h>
#include <mp_units/systems/isq/mechanics.h>
#include <mp_units/systems/isq/space_and_time.h>
#include <mp_units/systems/si/si.h>

template<class T>
  requires mp_units::is_scalar<T>
inline constexpr bool mp_units::is_vector<T> = true;

namespace {

using namespace mp_units;
using namespace mp_units::hep::unit_symbols;
using namespace mp_units::si::unit_symbols;

// mass
static_assert(isq::mass[eV / c2](1'000) == isq::mass[keV / c2](1));

// momentum
static_assert(isq::momentum[eV / c](1'000'000) == isq::momentum[MeV / c](1));

// area
static_assert(isq::area[b](1e28) == isq::area[m2](1.));

}  // namespace