f5256e16df
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103516 91177308-0d34-0410-b5e6-96231b3b80d8
116 lines
3.6 KiB
C++
116 lines
3.6 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <tuple>
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// template <class... Types> class tuple;
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// template <class... TTypes, class... UTypes>
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// tuple<TTypes..., UTypes...>
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// tuple_cat(const tuple<TTypes...>& t, const tuple<UTypes...>& u);
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//
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// template <class... TTypes, class... UTypes>
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// tuple<TTypes..., UTypes...>
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// tuple_cat(const tuple<TTypes...>&& t, const tuple<UTypes...>& u);
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//
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// template <class... TTypes, class... UTypes>
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// tuple<TTypes..., UTypes...>
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// tuple_cat(const tuple<TTypes...>& t, const tuple<UTypes...>&& u);
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//
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// template <class... TTypes, class... UTypes>
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// tuple<TTypes..., UTypes...>
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// tuple_cat(const tuple<TTypes...>&& t, const tuple<UTypes...>&& u);
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#include <tuple>
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#include <string>
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#include <cassert>
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#include "../MoveOnly.h"
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int main()
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{
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{
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std::tuple<> t1;
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std::tuple<> t2;
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std::tuple<> t3 = std::tuple_cat(t1, t2);
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}
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{
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std::tuple<> t1;
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std::tuple<int> t2(2);
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std::tuple<int> t3 = std::tuple_cat(t1, t2);
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assert(std::get<0>(t3) == 2);
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}
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{
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std::tuple<> t1;
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std::tuple<int> t2(2);
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std::tuple<int> t3 = std::tuple_cat(t2, t1);
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assert(std::get<0>(t3) == 2);
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}
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{
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std::tuple<int*> t1;
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std::tuple<int> t2(2);
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std::tuple<int*, int> t3 = std::tuple_cat(t1, t2);
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assert(std::get<0>(t3) == nullptr);
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assert(std::get<1>(t3) == 2);
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}
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{
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std::tuple<int*> t1;
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std::tuple<int> t2(2);
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std::tuple<int, int*> t3 = std::tuple_cat(t2, t1);
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assert(std::get<0>(t3) == 2);
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assert(std::get<1>(t3) == nullptr);
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}
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{
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std::tuple<int*> t1;
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std::tuple<int, double> t2(2, 3.5);
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std::tuple<int*, int, double> t3 = std::tuple_cat(t1, t2);
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assert(std::get<0>(t3) == nullptr);
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assert(std::get<1>(t3) == 2);
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assert(std::get<2>(t3) == 3.5);
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}
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{
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std::tuple<int*> t1;
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std::tuple<int, double> t2(2, 3.5);
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std::tuple<int, double, int*> t3 = std::tuple_cat(t2, t1);
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assert(std::get<0>(t3) == 2);
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assert(std::get<1>(t3) == 3.5);
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assert(std::get<2>(t3) == nullptr);
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}
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{
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std::tuple<int*, MoveOnly> t1(nullptr, 1);
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std::tuple<int, double> t2(2, 3.5);
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std::tuple<int*, MoveOnly, int, double> t3 =
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std::tuple_cat(std::move(t1), t2);
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assert(std::get<0>(t3) == nullptr);
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assert(std::get<1>(t3) == 1);
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assert(std::get<2>(t3) == 2);
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assert(std::get<3>(t3) == 3.5);
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}
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{
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std::tuple<int*, MoveOnly> t1(nullptr, 1);
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std::tuple<int, double> t2(2, 3.5);
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std::tuple<int, double, int*, MoveOnly> t3 =
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std::tuple_cat(t2, std::move(t1));
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assert(std::get<0>(t3) == 2);
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assert(std::get<1>(t3) == 3.5);
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assert(std::get<2>(t3) == nullptr);
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assert(std::get<3>(t3) == 1);
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}
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{
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std::tuple<MoveOnly, MoveOnly> t1(1, 2);
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std::tuple<int*, MoveOnly> t2(nullptr, 4);
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std::tuple<MoveOnly, MoveOnly, int*, MoveOnly> t3 =
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std::tuple_cat(std::move(t1), std::move(t2));
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assert(std::get<0>(t3) == 1);
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assert(std::get<1>(t3) == 2);
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assert(std::get<2>(t3) == nullptr);
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assert(std::get<3>(t3) == 4);
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}
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}
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