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rippled/include/xrpl/beast/unit_test/amount.h
2024-06-20 13:57:14 -05:00

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//
// Copyright (c) 2013-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#ifndef BEAST_UNIT_TEST_AMOUNT_HPP
#define BEAST_UNIT_TEST_AMOUNT_HPP
#include <cstddef>
#include <ostream>
#include <string>
namespace beast {
namespace unit_test {
/** Utility for producing nicely composed output of amounts with units. */
class amount
{
private:
std::size_t n_;
std::string const& what_;
public:
amount(amount const&) = default;
amount&
operator=(amount const&) = delete;
template <class = void>
amount(std::size_t n, std::string const& what);
friend std::ostream&
operator<<(std::ostream& s, amount const& t);
};
template <class>
amount::amount(std::size_t n, std::string const& what) : n_(n), what_(what)
{
}
inline std::ostream&
operator<<(std::ostream& s, amount const& t)
{
s << t.n_ << " " << t.what_ << ((t.n_ != 1) ? "s" : "");
return s;
}
} // namespace unit_test
} // namespace beast
#endif