193 lines
11 KiB
C++
193 lines
11 KiB
C++
/*=============================================================================
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Copyright (c) 2017 Paul Fultz II
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is_invocable.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/is_invocable.hpp>
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#include <ciso646>
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#include "test.hpp"
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template<int N>
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struct callable_rank : callable_rank<N-1>
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{};
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template<>
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struct callable_rank<0>
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{};
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BOOST_HOF_STATIC_TEST_CASE()
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{
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struct is_callable_class
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{
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void operator()(int) const
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{
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}
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};
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struct callable_test_param {};
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void is_callable_function(int)
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{
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}
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struct is_callable_rank_class
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{
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void operator()(int, callable_rank<3>) const
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{
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}
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void operator()(int, callable_rank<4>) const
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{
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}
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};
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static_assert(boost::hof::is_invocable<is_callable_class, int>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_class, long>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_class, double>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_class, const int&>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_class, const long&>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_class, const double&>::value, "Not callable");
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static_assert(not boost::hof::is_invocable<is_callable_class, callable_test_param>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_class>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_class, int, int>::value, "callable failed");
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typedef void (*is_callable_function_pointer)(int);
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static_assert(boost::hof::is_invocable<is_callable_function_pointer, int>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_function_pointer, long>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_function_pointer, double>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_function_pointer, const int&>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_function_pointer, const long&>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_function_pointer, const double&>::value, "Not callable");
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static_assert(not boost::hof::is_invocable<is_callable_function_pointer, callable_test_param>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_function_pointer>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_function_pointer, int, int>::value, "callable failed");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, int, callable_rank<3>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, long, callable_rank<3>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, double, callable_rank<3>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const int&, callable_rank<3>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const long&, callable_rank<3>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const double&, callable_rank<3>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, int, callable_rank<4>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, long, callable_rank<4>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, double, callable_rank<4>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const int&, callable_rank<4>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const long&, callable_rank<4>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const double&, callable_rank<4>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, int, callable_rank<5>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, long, callable_rank<5>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, double, callable_rank<5>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const int&, callable_rank<5>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const long&, callable_rank<5>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const double&, callable_rank<5>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, int, callable_rank<6>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, long, callable_rank<6>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, double, callable_rank<6>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const int&, callable_rank<6>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const long&, callable_rank<6>>::value, "Not callable");
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static_assert(boost::hof::is_invocable<is_callable_rank_class, const double&, callable_rank<6>>::value, "Not callable");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, int, callable_rank<1>>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, long, callable_rank<1>>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, double, callable_rank<1>>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, const int&, callable_rank<1>>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, const long&, callable_rank<1>>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, const double&, callable_rank<1>>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, callable_test_param, callable_test_param>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, callable_rank<3>, callable_test_param>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, callable_rank<4>, callable_test_param>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, callable_test_param, callable_rank<3>>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, callable_test_param, callable_rank<4>>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class>::value, "callable failed");
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static_assert(not boost::hof::is_invocable<is_callable_rank_class, int, int>::value, "callable failed");
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};
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BOOST_HOF_STATIC_TEST_CASE()
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{
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typedef int(callable_rank<0>::*fn)(int);
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static_assert(boost::hof::is_invocable<fn, callable_rank<0>&, int>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, callable_rank<1>&, int>::value, "Failed");
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static_assert(!boost::hof::is_invocable<fn, callable_rank<0>&>::value, "Failed");
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static_assert(!boost::hof::is_invocable<fn, callable_rank<0> const&, int>::value, "Failed");
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};
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BOOST_HOF_STATIC_TEST_CASE()
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{
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typedef int(callable_rank<0>::*fn)(int);
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typedef callable_rank<0>* T;
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typedef callable_rank<1>* DT;
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typedef const callable_rank<0>* CT;
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typedef std::unique_ptr<callable_rank<0>> ST;
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static_assert(boost::hof::is_invocable<fn, T&, int>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, DT&, int>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, const T&, int>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, T&&, int>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, ST, int>::value, "Failed");
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static_assert(!boost::hof::is_invocable<fn, CT&, int>::value, "Failed");
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};
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BOOST_HOF_STATIC_TEST_CASE()
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{
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typedef int(callable_rank<0>::*fn);
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static_assert(!boost::hof::is_invocable<fn>::value, "Failed");
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};
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BOOST_HOF_STATIC_TEST_CASE()
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{
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typedef int(callable_rank<0>::*fn);
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static_assert(boost::hof::is_invocable<fn, callable_rank<0>&>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, callable_rank<0>&&>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, const callable_rank<0>&>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, callable_rank<1>&>::value, "Failed");
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};
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BOOST_HOF_STATIC_TEST_CASE()
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{
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typedef int(callable_rank<0>::*fn);
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typedef callable_rank<0>* T;
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typedef callable_rank<1>* DT;
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typedef const callable_rank<0>* CT;
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typedef std::unique_ptr<callable_rank<0>> ST;
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static_assert(boost::hof::is_invocable<fn, T&>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, DT&>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, const T&>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, T&&>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, ST>::value, "Failed");
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static_assert(boost::hof::is_invocable<fn, CT&>::value, "Failed");
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};
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BOOST_HOF_STATIC_TEST_CASE()
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{
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typedef void(*fp)(callable_rank<0>&, int);
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static_assert(boost::hof::is_invocable<fp, callable_rank<0>&, int>::value, "Failed");
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static_assert(boost::hof::is_invocable<fp, callable_rank<1>&, int>::value, "Failed");
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static_assert(!boost::hof::is_invocable<fp, const callable_rank<0>&, int>::value, "Failed");
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static_assert(!boost::hof::is_invocable<fp>::value, "Failed");
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static_assert(!boost::hof::is_invocable<fp, callable_rank<0>&>::value, "Failed");
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};
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BOOST_HOF_STATIC_TEST_CASE()
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{
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typedef void(&fp)(callable_rank<0>&, int);
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static_assert(boost::hof::is_invocable<fp, callable_rank<0>&, int>::value, "Failed");
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static_assert(boost::hof::is_invocable<fp, callable_rank<1>&, int>::value, "Failed");
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static_assert(!boost::hof::is_invocable<fp, const callable_rank<0>&, int>::value, "Failed");
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static_assert(!boost::hof::is_invocable<fp>::value, "Failed");
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static_assert(!boost::hof::is_invocable<fp, callable_rank<0>&>::value, "Failed");
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};
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