44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
// Copyright (c) 2009-2020 Vladimir Batov.
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// Use, modification and distribution are subject to the Boost Software License,
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// Version 1.0. See http://www.boost.org/LICENSE_1_0.txt.
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#include "./test.hpp"
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#if defined(BOOST_CONVERT_IS_NOT_SUPPORTED)
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int main(int, char const* []) { return 0; }
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#else
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#include <boost/convert.hpp>
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static
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bool
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my_cypher(std::string const& value_in, boost::optional<std::string>& value_out)
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{
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size_t const cypher = 'A' - '1';
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value_out = value_in;
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for (std::string::iterator it = value_out->begin(); it != value_out->end(); ++it)
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(*it < 'A') ? (*it += cypher) : (*it -= cypher);
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return true;
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}
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int
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main(int, char const* [])
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{
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////////////////////////////////////////////////////////////////////////////
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// Testing custom converter.
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////////////////////////////////////////////////////////////////////////////
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std::string encrypted = boost::convert<std::string>("ABC", my_cypher).value();
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std::string decrypted = boost::convert<std::string>(encrypted, my_cypher).value();
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BOOST_TEST(encrypted == "123");
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BOOST_TEST(decrypted == "ABC");
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return boost::report_errors();
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}
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#endif
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