53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
/*=============================================================================
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Copyright (c) 2017 Paul Fultz II
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indirect.cpp
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#include <boost/hof/indirect.hpp>
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#include "test.hpp"
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BOOST_HOF_TEST_CASE()
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{
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BOOST_HOF_TEST_CHECK(3 == boost::hof::indirect(std::unique_ptr<binary_class>(new binary_class()))(1, 2));
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BOOST_HOF_TEST_CHECK(3 == boost::hof::reveal(boost::hof::indirect(std::unique_ptr<binary_class>(new binary_class())))(1, 2));
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binary_class f;
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BOOST_HOF_TEST_CHECK(3 == boost::hof::indirect(&f)(1, 2));
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BOOST_HOF_TEST_CHECK(3 == boost::hof::reveal(boost::hof::indirect(&f))(1, 2));
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}
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#if BOOST_HOF_HAS_NOEXCEPT_DEDUCTION
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BOOST_HOF_TEST_CASE()
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{
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binary_class f;
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static_assert(noexcept(boost::hof::indirect(&f)(1, 2)), "noexcept indirect");
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}
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#endif
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struct mutable_function
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{
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mutable_function() : value(0) {}
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void operator()(int a) { value += a; }
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int value;
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};
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BOOST_HOF_TEST_CASE()
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{
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auto mf = mutable_function{};
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boost::hof::indirect(&mf)(15);
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boost::hof::indirect(&mf)(2);
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BOOST_HOF_TEST_CHECK(mf.value == 17);
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}
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BOOST_HOF_TEST_CASE()
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{
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auto mf = std::make_shared<mutable_function>();
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boost::hof::indirect(mf)(15);
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boost::hof::indirect(mf)(2);
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BOOST_HOF_TEST_CHECK(mf->value == 17);
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}
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