176 lines
3.5 KiB
C++
176 lines
3.5 KiB
C++
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// Copyright 2015 Peter Dimov.
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//
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// Distributed under the Boost Software License, Version 1.0.
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//
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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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#if defined(_MSC_VER)
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#pragma warning( disable: 4244 ) // 'initializing': conversion from 'int' to 'char', possible loss of data
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#endif
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#include <boost/mp11/tuple.hpp>
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#include <boost/core/lightweight_test.hpp>
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#include <tuple>
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#include <memory>
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#include <utility>
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#include <array>
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int main()
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{
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using boost::mp11::tuple_for_each;
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{
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std::tuple<int, short, char> tp{ 1, 2, 3 };
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{
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int s = 0;
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tuple_for_each( tp, [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 123 );
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}
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{
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int s = 0;
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tuple_for_each( std::move(tp), [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 123 );
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}
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}
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{
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std::tuple<int, short, char> const tp{ 1, 2, 3 };
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{
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int s = 0;
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tuple_for_each( tp, [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 123 );
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}
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{
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int s = 0;
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tuple_for_each( std::move(tp), [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 123 );
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}
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}
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#if defined( __clang_major__ ) && __clang_major__ == 3 && __clang_minor__ < 8
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#else
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{
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std::tuple<std::unique_ptr<int>, std::unique_ptr<int>, std::unique_ptr<int>> tp{ std::unique_ptr<int>(new int(1)), std::unique_ptr<int>(new int(2)), std::unique_ptr<int>(new int(3)) };
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int s = 0;
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tuple_for_each( std::move(tp), [&]( std::unique_ptr<int> p ){ s = s * 10 + *p; } );
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BOOST_TEST_EQ( s, 123 );
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}
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#endif
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{
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std::pair<int, short> tp{ 1, 2 };
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{
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int s = 0;
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tuple_for_each( tp, [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 12 );
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}
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{
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int s = 0;
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tuple_for_each( std::move(tp), [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 12 );
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}
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}
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{
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std::pair<int, short> const tp{ 1, 2 };
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{
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int s = 0;
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tuple_for_each( tp, [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 12 );
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}
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{
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int s = 0;
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tuple_for_each( std::move(tp), [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 12 );
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}
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}
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{
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std::array<int, 3> tp{{ 1, 2, 3 }};
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{
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int s = 0;
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tuple_for_each( tp, [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 123 );
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}
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{
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int s = 0;
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tuple_for_each( std::move(tp), [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 123 );
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}
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}
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{
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std::array<int, 3> const tp{{ 1, 2, 3 }};
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{
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int s = 0;
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tuple_for_each( tp, [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 123 );
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}
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{
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int s = 0;
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tuple_for_each( std::move(tp), [&]( int x ){ s = s * 10 + x; } );
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BOOST_TEST_EQ( s, 123 );
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}
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}
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{
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std::tuple<> tp;
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BOOST_TEST_EQ( tuple_for_each( tp, 11 ), 11 );
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BOOST_TEST_EQ( tuple_for_each( std::move( tp ), 12 ), 12 );
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}
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{
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std::array<int, 0> tp;
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BOOST_TEST_EQ( tuple_for_each( tp, 11 ), 11 );
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BOOST_TEST_EQ( tuple_for_each( std::move( tp ), 12 ), 12 );
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}
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return boost::report_errors();
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}
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