60 lines
1.2 KiB
C++
60 lines
1.2 KiB
C++
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//
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// Copyright (c) 2016-2019 Vinnie Falco (vinnie dot falco at gmail dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// Official repository: https://github.com/boostorg/beast
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//
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#ifndef BOOST_BEAST_UNIT_TEST_AMOUNT_HPP
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#define BOOST_BEAST_UNIT_TEST_AMOUNT_HPP
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#include <cstddef>
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#include <ostream>
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#include <string>
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namespace boost {
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namespace beast {
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namespace unit_test {
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/** Utility for producing nicely composed output of amounts with units. */
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class amount
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{
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private:
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std::size_t n_;
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std::string const& what_;
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public:
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amount(amount const&) = default;
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amount& operator=(amount const&) = delete;
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template<class = void>
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amount(std::size_t n, std::string const& what);
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friend
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std::ostream&
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operator<<(std::ostream& s, amount const& t);
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};
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template<class>
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amount::amount(std::size_t n, std::string const& what)
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: n_(n)
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, what_(what)
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{
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}
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inline
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std::ostream&
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operator<<(std::ostream& s, amount const& t)
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{
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s << t.n_ << " " << t.what_ <<((t.n_ != 1) ? "s" : "");
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return s;
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}
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} // unit_test
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} // beast
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} // boost
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#endif
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