44 lines
1001 B
C++
44 lines
1001 B
C++
// Copyright Daniel Wallin 2006.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/parameter/name.hpp>
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namespace test {
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BOOST_PARAMETER_NAME(kw)
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BOOST_PARAMETER_NAME(unused)
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template <typename Args>
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int f(Args const& args)
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{
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return args[test::_kw | 1.f];
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}
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} // namespace test
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#include <boost/parameter/aux_/maybe.hpp>
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#include <boost/core/lightweight_test.hpp>
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int main()
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{
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BOOST_TEST_EQ(0, test::f((test::_kw = 0, test::_unused = 0)));
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BOOST_TEST_EQ(1, test::f(test::_unused = 0));
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BOOST_TEST_EQ(
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1
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, test::f((
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test::_kw = boost::parameter::aux::maybe<int>()
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, test::_unused = 0
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))
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);
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BOOST_TEST_EQ(
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2
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, test::f((
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test::_kw = boost::parameter::aux::maybe<int>(2)
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, test::_unused = 0
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))
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);
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return boost::report_errors();
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}
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