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Update test/mp_unique_if_q.cpp

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This commit is contained in:
Peter Dimov
2019-12-07 20:33:37 +02:00
parent d151f9a712
commit 6a2e8e8384
1 changed files with 59 additions and 22 deletions
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81
test/mp_unique_if_q.cpp
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@@ -1,5 +1,5 @@
// Copyright 2015 Peter Dimov.
// Copyright 2019 Kris Jusiak.
// Copyright 2015 Peter Dimov.
// Copyright 2019 Kris Jusiak.
//
// Distributed under the Boost Software License, Version 1.0.
//
@@ -9,42 +9,79 @@
#include <boost/mp11/algorithm.hpp>
#include <boost/mp11/list.hpp>
#include <boost/mp11/integral.hpp>
#include <boost/mp11/utility.hpp>
#include <boost/core/lightweight_test_trait.hpp>
#include <type_traits>
#include <tuple>
struct is_same_size
using boost::mp11::mp_bool;
#if !BOOST_MP11_WORKAROUND( BOOST_MSVC, < 1910 )
struct Q1
{
template<class TLhs, class TRhs>
struct impl : boost::mp11::mp_bool<sizeof(TLhs) == sizeof(TRhs)> {};
template<class TLhs, class TRhs> using fn = typename impl<TLhs, TRhs>::type;
template<class T, class U> using fn = mp_bool< T::value == U::value >;
};
struct Q2
{
template<class T, class U> using fn = mp_bool< sizeof(T) == sizeof(U) >;
};
#else
struct Q1
{
template<class T, class U> struct fn: mp_bool< T::value == U::value > {};
};
struct Q2
{
template<class T, class U> struct fn: mp_bool< sizeof(T) == sizeof(U) > {};
};
#endif
int main()
{
using boost::mp11::mp_list;
using boost::mp11::mp_unique_if_q;
using boost::mp11::mp_quote_trait;
{
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<mp_list<>, is_same_size>, mp_list<>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<mp_list<int>, is_same_size>, mp_list<int>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<mp_list<int, int>, is_same_size>, mp_list<int>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<mp_list<char, bool>, is_same_size>, mp_list<char>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<mp_list<bool, char>, is_same_size>, mp_list<bool>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<mp_list<bool, char, bool>, is_same_size>, mp_list<bool>>));
struct foo{};
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<mp_list<char, bool, int, foo>, is_same_size>, mp_list<char, int>>));
using boost::mp11::mp_iota_c;
using boost::mp11::mp_size_t;
using L1 = mp_iota_c<32>;
using R1 = mp_unique_if_q<L1, mp_quote_trait<std::is_same>>;
BOOST_TEST_TRAIT_TRUE((std::is_same<R1, L1>));
using R2 = mp_unique_if_q<L1, Q1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<R2, L1>));
using R3 = mp_unique_if_q<L1, Q2>;
BOOST_TEST_TRAIT_TRUE((std::is_same<R3, mp_list<mp_size_t<0>>>));
}
{
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<std::tuple<>, is_same_size>, std::tuple<>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<std::tuple<int>, is_same_size>, std::tuple<int>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<std::tuple<int, int>, is_same_size>, std::tuple<int>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<std::tuple<char, bool>, is_same_size>, std::tuple<char>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<std::tuple<bool, char>, is_same_size>, std::tuple<bool>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<std::tuple<bool, char, bool>, is_same_size>, std::tuple<bool>>));
struct foo{};
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<std::tuple<char, bool, int, foo>, is_same_size>, std::tuple<char, int>>));
using boost::mp11::mp_list_c;
using boost::mp11::mp_append;
using boost::mp11::mp_push_back;
using boost::mp11::mp_int;
using L1 = mp_list_c<std::size_t, 0, 1, 2, 3>;
using L2 = mp_list_c<int, 1, 2, 3, 4>;
using L3 = mp_list_c<long, 2, 3, 4, 5>;
using R1 = mp_unique_if_q<mp_append<L1, L2, L3>, Q1>;
BOOST_TEST_TRAIT_TRUE((std::is_same<R1, mp_push_back<L1, mp_int<4>, std::integral_constant<long, 5>>>));
}
{
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<std::tuple<char[1], char[2], char[1], char[2], char[2], char[1], char[2], char[2], char[2]>, Q2>, std::tuple<char[1], char[2]>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_unique_if_q<std::tuple<char[1], char[2], char[3], char[1], char[2], char[3], char[1], char[2], char[3]>, Q2>, std::tuple<char[1], char[2], char[3]>>));
}
return boost::report_errors();