1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <tuple> 11 12 // template <class... Types> class tuple; 13 14 // template <class Alloc, class... UTypes> 15 // tuple(allocator_arg_t, const Alloc& a, UTypes&&...); 16 17 #include <tuple> 18 #include <cassert> 19 20 #include "../MoveOnly.h" 21 #include "../allocators.h" 22 #include "../alloc_first.h" 23 #include "../alloc_last.h" 24 25 int main() 26 { 27 { 28 std::tuple<MoveOnly> t(std::allocator_arg, A1<int>(), MoveOnly(0)); 29 assert(std::get<0>(t) == 0); 30 } 31 { 32 std::tuple<MoveOnly, MoveOnly> t(std::allocator_arg, A1<int>(), 33 MoveOnly(0), MoveOnly(1)); 34 assert(std::get<0>(t) == 0); 35 assert(std::get<1>(t) == 1); 36 } 37 { 38 std::tuple<MoveOnly, MoveOnly, MoveOnly> t(std::allocator_arg, A1<int>(), 39 MoveOnly(0), 40 1, 2); 41 assert(std::get<0>(t) == 0); 42 assert(std::get<1>(t) == 1); 43 assert(std::get<2>(t) == 2); 44 } 45 { 46 alloc_first::allocator_constructed = false; 47 alloc_last::allocator_constructed = false; 48 std::tuple<int, alloc_first, alloc_last> t(std::allocator_arg, 49 A1<int>(5), 1, 2, 3); 50 assert(std::get<0>(t) == 1); 51 assert(alloc_first::allocator_constructed); 52 assert(std::get<1>(t) == alloc_first(2)); 53 assert(alloc_last::allocator_constructed); 54 assert(std::get<2>(t) == alloc_last(3)); 55 } 56 // extensions 57 { 58 std::tuple<MoveOnly, MoveOnly, MoveOnly> t(std::allocator_arg, A1<int>(), 59 0, 1); 60 assert(std::get<0>(t) == 0); 61 assert(std::get<1>(t) == 1); 62 assert(std::get<2>(t) == MoveOnly()); 63 } 64 { 65 std::tuple<MoveOnly, MoveOnly, MoveOnly> t(std::allocator_arg, A1<int>(), 66 0); 67 assert(std::get<0>(t) == 0); 68 assert(std::get<1>(t) == MoveOnly()); 69 assert(std::get<2>(t) == MoveOnly()); 70 } 71 } 72