54 lines
1.2 KiB
C++
54 lines
1.2 KiB
C++
// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt
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// or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/program_options.hpp>
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namespace po = boost::program_options;
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#include <boost/optional.hpp>
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#include <string>
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#include "minitest.hpp"
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std::vector<std::string> sv(const char* array[], unsigned size)
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{
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std::vector<std::string> r;
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for (unsigned i = 0; i < size; ++i)
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r.push_back(array[i]);
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return r;
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}
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void test_optional()
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{
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boost::optional<int> foo, bar, baz;
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po::options_description desc;
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desc.add_options()
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("foo,f", po::value(&foo), "")
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("bar,b", po::value(&bar), "")
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("baz,z", po::value(&baz), "")
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;
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const char* cmdline1_[] = { "--foo=12", "--bar", "1"};
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std::vector<std::string> cmdline1 = sv(cmdline1_,
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sizeof(cmdline1_)/sizeof(const char*));
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po::variables_map vm;
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po::store(po::command_line_parser(cmdline1).options(desc).run(), vm);
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po::notify(vm);
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BOOST_REQUIRE(!!foo);
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BOOST_CHECK(*foo == 12);
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BOOST_REQUIRE(!!bar);
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BOOST_CHECK(*bar == 1);
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BOOST_CHECK(!baz);
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}
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int main(int, char*[])
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{
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test_optional();
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return 0;
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}
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