| // (C) Copyright Gennadiy Rozental 2001-2008. |
| // 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) |
| |
| // See http://www.boost.org/libs/test for the library home page. |
| |
| // Boost.Runtime.Param |
| #include <boost/test/utils/runtime/cla/named_parameter.hpp> |
| #include <boost/test/utils/runtime/cla/parser.hpp> |
| |
| namespace rt = boost::runtime; |
| namespace cla = boost::runtime::cla; |
| |
| // STL |
| #include <iostream> |
| #include <iterator> |
| |
| namespace boost { |
| |
| template<typename T> |
| inline std::ostream& |
| operator<<( std::ostream& ostr, boost::optional<T> const& v ) |
| { |
| if( v ) |
| ostr << *v; |
| |
| return ostr; |
| } |
| |
| } |
| |
| int main() { |
| { |
| char* argv[] = { "basic", "-abcd", "-klmn", "10" }; |
| int argc = sizeof(argv)/sizeof(char*); |
| |
| try { |
| cla::parser P; |
| |
| P << cla::named_parameter<int>( "abcd" ) - cla::optional_value |
| << cla::named_parameter<int>( "klmn" ); |
| |
| P.parse( argc, argv ); |
| |
| boost::optional<int> v = P.get<boost::optional<int> >( "abcd" ); |
| |
| std::cout << "abcd " << ( v ? "present" : "not present" ) << std::endl; |
| std::cout << "klmn = " << P.get<int>( "klmn" ) << std::endl; |
| } |
| catch( rt::logic_error const& ex ) { |
| std::cout << "Logic error: " << ex.msg() << std::endl; |
| return -1; |
| } |
| } |
| { |
| char* argv[] = { "basic", "-abcd", "25", "-klmn", "10" }; |
| int argc = sizeof(argv)/sizeof(char*); |
| |
| try { |
| cla::parser P; |
| |
| P << cla::named_parameter<int>( "abcd" ) - cla::optional_value |
| << cla::named_parameter<int>( "klmn" ); |
| |
| P.parse( argc, argv ); |
| |
| boost::optional<int> v = P.get<boost::optional<int> >( "abcd" ); |
| |
| if( v ) |
| std::cout << "*******\n""abcd = " << *v << std::endl; |
| |
| std::cout << "klmn = " << P.get<int>( "klmn" ) << std::endl; |
| } |
| catch( rt::logic_error const& ex ) { |
| std::cout << "Logic error: " << ex.msg() << std::endl; |
| return -1; |
| } |
| } |
| { |
| char* argv[] = { "basic", "-abcd", "25", "-abcd", "-abcd", "10" }; |
| int argc = sizeof(argv)/sizeof(char*); |
| |
| try { |
| cla::parser P; |
| |
| P << cla::named_parameter<int>( "abcd" ) - (cla::optional_value, cla::multiplicable); |
| |
| P.parse( argc, argv ); |
| |
| typedef std::list<boost::optional<int> > value_type; |
| value_type v = P.get<value_type>( "abcd" ); |
| |
| std::cout << "*******\n""abcd = "; |
| std::copy( v.begin(), v.end(), std::ostream_iterator<boost::optional<int> >( std::cout, ", " ) ); |
| std::cout << std::endl; |
| } |
| catch( rt::logic_error const& ex ) { |
| std::cout << "Logic error: " << ex.msg() << std::endl; |
| return -1; |
| } |
| } |
| |
| return 0; |
| } |
| |
| // EOF |