mirror of git://gcc.gnu.org/git/gcc.git
204 lines
8.9 KiB
C++
204 lines
8.9 KiB
C++
// Copyright (C) 2015-2019 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#include <type_traits>
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#include <testsuite_tr1.h>
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#include <utility>
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#include <array>
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#include <tuple>
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#include <queue>
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#include <stack>
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#if defined(test_std_is_swappable)
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# ifndef __cpp_lib_is_swappable
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# error "Feature-test macro for is_swappable missing"
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# elif __cpp_lib_is_swappable != 201603
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# error "Feature-test macro for is_swappable has wrong value"
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# endif
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// Test std::is_swappable:
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template<class T>
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using is_swappable = std::is_swappable<T>;
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#elif defined(test_std_is_swappable_ext)
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// Test our __is_swappable extension:
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template<class T>
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using is_swappable = std::__is_swappable<T>;
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#else
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# error "Either test_std_is_swappable or test_std_is_swappable_ext" \
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"need to be defined"
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#endif
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namespace funny {
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struct F {};
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void swap(F&, F&) = delete;
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void swap(F(&)[5], F(&)[5]);
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struct F2
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{
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friend void swap(F2&, F2&) = delete;
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};
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struct F3
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{
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friend void swap(F3&, F3) {}
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};
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}
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void test01()
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{
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using namespace __gnu_test;
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// Positive tests.
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static_assert(test_property<is_swappable, int>(true), "");
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static_assert(test_property<is_swappable, bool>(true), "");
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static_assert(test_property<is_swappable, decltype(nullptr)>(true), "");
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static_assert(test_property<is_swappable, int&>(true), "");
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static_assert(test_property<is_swappable, int&&>(true), "");
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static_assert(test_property<is_swappable, int[1]>(true), "");
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static_assert(test_property<is_swappable, int[1][2]>(true), "");
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static_assert(test_property<is_swappable, int[1][2][3]>(true), "");
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static_assert(test_property<is_swappable, int(&)[1]>(true), "");
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static_assert(test_property<is_swappable, funny::F[5]>(true), "");
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static_assert(test_property<is_swappable, funny::F3>(true), "");
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static_assert(test_property<is_swappable, funny::F3[1]>(true), "");
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static_assert(test_property<is_swappable, funny::F3[1][2]>(true), "");
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static_assert(test_property<is_swappable, funny::F3[1][2][3]>(true), "");
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static_assert(test_property<is_swappable,
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ThrowCopyConsClass>(true), "");
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static_assert(test_property<is_swappable, EnumType>(true), "");
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static_assert(test_property<is_swappable, PODType>(true), "");
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static_assert(test_property<is_swappable, UnionType>(true), "");
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static_assert(test_property<is_swappable, construct::SE>(true), "");
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static_assert(test_property<is_swappable, construct::Empty>(true), "");
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static_assert(test_property<is_swappable, void*>(true), "");
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static_assert(test_property<is_swappable, int const*>(true), "");
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static_assert(test_property<is_swappable, ClassType*>(true), "");
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static_assert(test_property<is_swappable, int ClassType::*>(true), "");
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static_assert(test_property<is_swappable,
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void (ClassType::*)()>(true), "");
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static_assert(test_property<is_swappable,
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construct::Nontrivial>(true), "");
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static_assert(test_property<is_swappable, construct::Any>(true), "");
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static_assert(test_property<is_swappable, construct::nAny>(true), "");
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static_assert(test_property<is_swappable,
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std::pair<int, int>>(true), "");
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static_assert(test_property<is_swappable,
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std::pair<int, int>[1]>(true), "");
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static_assert(test_property<is_swappable,
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std::pair<int, int>[1][2]>(true), "");
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static_assert(test_property<is_swappable,
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std::pair<int, int>[1][2][3]>(true), "");
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static_assert(test_property<is_swappable,
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std::pair<construct::Nontrivial, construct::Nontrivial>>(true), "");
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static_assert(test_property<is_swappable,
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std::tuple<int>>(true), "");
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static_assert(test_property<is_swappable,
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std::tuple<int>[1]>(true), "");
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static_assert(test_property<is_swappable,
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std::tuple<int>[1][2]>(true), "");
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static_assert(test_property<is_swappable,
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std::tuple<int>[1][2][3]>(true), "");
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static_assert(test_property<is_swappable,
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std::tuple<>>(true), "");
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static_assert(test_property<is_swappable,
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std::tuple<>[1]>(true), "");
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static_assert(test_property<is_swappable,
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std::tuple<>[1][2]>(true), "");
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static_assert(test_property<is_swappable,
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std::tuple<>[1][2][3]>(true), "");
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static_assert(test_property<is_swappable,
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std::tuple<construct::Nontrivial>>(true), "");
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static_assert(test_property<is_swappable,
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std::array<int, 1>>(true), "");
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static_assert(test_property<is_swappable,
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std::array<int, 1>[1]>(true), "");
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static_assert(test_property<is_swappable,
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std::array<int, 1>[1][2]>(true), "");
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static_assert(test_property<is_swappable,
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std::array<int, 1>[1][2][3]>(true), "");
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static_assert(test_property<is_swappable,
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std::array<construct::Nontrivial, 1>>(true), "");
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static_assert(test_property<is_swappable,
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std::array<int, 0>>(true), "");
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static_assert(test_property<is_swappable,
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std::array<construct::DelCopy, 0>>(true), "");
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static_assert(test_property<is_swappable,
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std::queue<int>>(true), "");
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static_assert(test_property<is_swappable,
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std::queue<int>[1]>(true), "");
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static_assert(test_property<is_swappable,
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std::queue<int>[1][2]>(true), "");
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static_assert(test_property<is_swappable,
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std::queue<int>[1][2][3]>(true), "");
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static_assert(test_property<is_swappable,
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std::queue<construct::Nontrivial>>(true), "");
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static_assert(test_property<is_swappable,
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std::priority_queue<int>>(true), "");
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static_assert(test_property<is_swappable,
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std::priority_queue<int>[1]>(true), "");
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static_assert(test_property<is_swappable,
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std::priority_queue<int>[1][2]>(true), "");
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static_assert(test_property<is_swappable,
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std::priority_queue<int>[1][2][3]>(true), "");
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static_assert(test_property<is_swappable,
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std::priority_queue<construct::Nontrivial>>(true), "");
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static_assert(test_property<is_swappable,
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std::stack<int>>(true), "");
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static_assert(test_property<is_swappable,
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std::stack<int>[1]>(true), "");
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static_assert(test_property<is_swappable,
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std::stack<int>[1][2]>(true), "");
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static_assert(test_property<is_swappable,
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std::stack<int>[1][2][3]>(true), "");
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static_assert(test_property<is_swappable,
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std::stack<construct::Nontrivial>>(true), "");
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// Negative tests.
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static_assert(test_property<is_swappable, void>(false), "");
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static_assert(test_property<is_swappable, const void>(false), "");
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static_assert(test_property<is_swappable, void()>(false), "");
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static_assert(test_property<is_swappable, void() const>(false), "");
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static_assert(test_property<is_swappable, void() volatile>(false), "");
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static_assert(test_property<is_swappable,
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void() const volatile>(false), "");
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static_assert(test_property<is_swappable, const int>(false), "");
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static_assert(test_property<is_swappable, const bool>(false), "");
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static_assert(test_property<is_swappable, int[]>(false), "");
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static_assert(test_property<is_swappable, const int[]>(false), "");
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static_assert(test_property<is_swappable, int[][1]>(false), "");
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static_assert(test_property<is_swappable, const int[1]>(false), "");
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static_assert(test_property<is_swappable, const int[1][2]>(false), "");
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static_assert(test_property<is_swappable, const int[1][2][3]>(false), "");
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static_assert(test_property<is_swappable, construct::DelCopy>(false), "");
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static_assert(test_property<is_swappable,
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construct::Abstract>(false), "");
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static_assert(test_property<is_swappable,
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construct::NontrivialUnion>(false), "");
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static_assert(test_property<is_swappable, funny::F>(false), "");
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static_assert(test_property<is_swappable, funny::F[1]>(false), "");
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static_assert(test_property<is_swappable, funny::F[1][2]>(false), "");
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static_assert(test_property<is_swappable, funny::F[1][2][3]>(false), "");
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static_assert(test_property<is_swappable, funny::F[4]>(false), "");
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static_assert(test_property<is_swappable, construct::DelCopy>(false), "");
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static_assert(test_property<is_swappable,
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DeletedCopyAssignClass>(false), "");
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static_assert(test_property<is_swappable,
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DeletedMoveAssignClass>(false), "");
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static_assert(test_property<is_swappable, funny::F2>(false), "");
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static_assert(test_property<is_swappable, funny::F2[1]>(false), "");
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static_assert(test_property<is_swappable, funny::F2[1][2]>(false), "");
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static_assert(test_property<is_swappable, funny::F2[1][2][3]>(false), "");
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static_assert(test_property<is_swappable, funny::F2[4]>(false), "");
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static_assert(test_property<is_swappable, funny::F2[5]>(false), "");
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}
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