forked from mpusz/mp-units
99 lines
5.0 KiB
C++
99 lines
5.0 KiB
C++
// The MIT License (MIT)
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//
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// Copyright (c) 2018 Mateusz Pusz
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#include "units/dimension.h"
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#include <utility>
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using namespace units;
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namespace {
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struct d0 { static constexpr const char* value = "d0"; };
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struct d1 { static constexpr const char* value = "d1"; };
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struct d2 { static constexpr const char* value = "d2"; };
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struct d3 { static constexpr const char* value = "d3"; };
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// exp_invert
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static_assert(std::is_same_v<exp_invert<exp<d0, 1>>, exp<d0, -1>>);
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static_assert(std::is_same_v<exp_invert<exp<d1, -1>>, exp<d1, 1>>);
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// extract
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template<typename T>
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struct typeinfo;
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template<typename... Ts>
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using extract = detail::extract<Ts...>::type;
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static_assert(std::is_same_v<extract<>, dimension<>>);
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static_assert(std::is_same_v<extract<exp<d0, 1>>, dimension<exp<d0, 1>>>);
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static_assert(std::is_same_v<extract<exp<d0, 1>, exp<d1, 2>>, dimension<exp<d0, 1>, exp<d1, 2>>>);
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using dim0 = dimension<>;
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using dim1 = dimension<exp<d0, 1>>;
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using dim2 = dimension<exp<d0, 1>, exp<d1, 2>>;
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static_assert(std::is_same_v<extract<exp<dim0, 2>, exp<d0, 1>>, dimension<exp<d0, 1>>>);
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static_assert(std::is_same_v<extract<exp<dim1, 2>, exp<d0, 1>>, dimension<exp<d0, 2>, exp<d0, 1>>>);
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static_assert(std::is_same_v<extract<exp<dim2, -2>, exp<d0, 1>, exp<d1, 2>>, dimension<exp<d0, -2>, exp<d1, -4>, exp<d0, 1>, exp<d1, 2>>>);
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// make_dimension
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template<typename... Ts>
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using make_dimension = detail::make_dimension<Ts...>::type;
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static_assert(std::is_same_v<make_dimension<exp<d0, 1>>, dimension<exp<d0, 1>>>);
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static_assert(std::is_same_v<make_dimension<exp<d0, 1>, exp<d1, 1>>, dimension<exp<d0, 1>, exp<d1, 1>>>);
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static_assert(std::is_same_v<make_dimension<exp<d1, 1>, exp<d0, 1>>, dimension<exp<d0, 1>, exp<d1, 1>>>);
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static_assert(std::is_same_v<make_dimension<exp<d1, 1>, exp<d1, 1>>, dimension<exp<d1, 2>>>);
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static_assert(std::is_same_v<make_dimension<exp<d1, 1>, exp<d1, -1>>, dimension<>>);
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static_assert(std::is_same_v<make_dimension<exp<d1, 1>, exp<d1, 1, 2>>, dimension<exp<d1, 3, 2>>>);
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static_assert(std::is_same_v<make_dimension<exp<d1, 1, 2>, exp<d1, 1, 2>>, dimension<exp<d1, 1>>>);
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static_assert(std::is_same_v<make_dimension<exp<d1, 2>, exp<d1, 1, 2>>, dimension<exp<d1, 5, 2>>>);
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static_assert(std::is_same_v<make_dimension<exp<d0, 1>, exp<d1, 1>, exp<d0, 1>, exp<d1, 1>>, dimension<exp<d0, 2>, exp<d1, 2>>>);
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static_assert(
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std::is_same_v<make_dimension<exp<d0, -1>, exp<d1, -1>, exp<d0, -1>, exp<d1, -1>>, dimension<exp<d0, -2>, exp<d1, -2>>>);
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static_assert(std::is_same_v<make_dimension<exp<d0, 1>, exp<d1, 1>, exp<d1, -1>>, dimension<exp<d0, 1>>>);
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static_assert(std::is_same_v<make_dimension<exp<d0, 1>, exp<d0, -1>, exp<d1, 1>>, dimension<exp<d1, 1>>>);
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static_assert(std::is_same_v<make_dimension<exp<d0, 1>, exp<d1, 1>, exp<d0, -1>>, dimension<exp<d1, 1>>>);
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static_assert(std::is_same_v<make_dimension<exp<d0, 1>, exp<d1, 1>, exp<d0, -1>, exp<d1, -1>>, dimension<>>);
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// dimension_multiply
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static_assert(
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std::is_same_v<dimension_multiply<dimension<exp<d0, 1>>, dimension<exp<d1, 1>>>, dimension<exp<d0, 1>, exp<d1, 1>>>);
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static_assert(std::is_same_v<dimension_multiply<dimension<exp<d0, 1>, exp<d1, 1>, exp<d2, 1>>, dimension<exp<d3, 1>>>,
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dimension<exp<d0, 1>, exp<d1, 1>, exp<d2, 1>, exp<d3, 1>>>);
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static_assert(std::is_same_v<dimension_multiply<dimension<exp<d0, 1>, exp<d1, 1>, exp<d2, 1>>, dimension<exp<d1, 1>>>,
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dimension<exp<d0, 1>, exp<d1, 2>, exp<d2, 1>>>);
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static_assert(std::is_same_v<dimension_multiply<dimension<exp<d0, 1>, exp<d1, 1>, exp<d2, 1>>, dimension<exp<d1, -1>>>,
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dimension<exp<d0, 1>, exp<d2, 1>>>);
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// dimension_divide
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static_assert(
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std::is_same_v<dimension_divide<dimension<exp<d0, 1>>, dimension<exp<d1, 1>>>, dimension<exp<d0, 1>, exp<d1, -1>>>);
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static_assert(std::is_same_v<dimension_divide<dimension<exp<d0, 1>>, dimension<exp<d0, 1>>>, dimension<>>);
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} // namespace
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