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45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
// Boost.Convert test and usage example
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// Copyright (c) 2009-2014 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 <boost/convert.hpp>
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#include <boost/convert/spirit.hpp>
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#include <boost/detail/lightweight_test.hpp>
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#include <cstdio>
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#include "./forward.hpp"
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using std::string;
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using boost::convert;
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namespace arg = boost::cnv::parameter;
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struct boost::cnv::by_default : public boost::cnv::spirit {};
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int
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main(int argc, char const* argv[])
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{
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boost::cnv::spirit cnv;
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boost::optional<int> i1 = convert<int>("uhm");
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boost::optional<int> i2 = convert<int>("123");
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boost::optional<int> i3 = convert<int>("0x23", cnv(arg::base = boost::cnv::base::hex));
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// boost::optional<double> d1 = convert<double>("12.uhm");
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// boost::optional<double> d2 = convert<double>("12.3");
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boost::optional<string> s1 = convert<string>(123456789012345678);
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// boost::optional<string> s2 = convert<string>(12.34);
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BOOST_TEST(!i1);
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BOOST_TEST( i2 && i2.value() == 123);
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BOOST_TEST( i3 && i3.value() == 35);
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// BOOST_TEST(!d1);
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// BOOST_TEST( d2 && d2.value() == 12.3);
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BOOST_TEST( s1);
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BOOST_TEST( s1 && s1.value() == "123456789012345678");
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// BOOST_TEST( s2 && s2.value() == "12.34");
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// printf("%s\n", s2->c_str());
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return boost::report_errors();
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}
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