alloc_copy.pass.cpp revision f5256e16dfc425c1d466f6308d4026d529ce9e0b 
1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <tuple>
11
12// template <class... Types> class tuple;
13
14// template <class Alloc>
15//   tuple(allocator_arg_t, const Alloc& a, const tuple&);
16
17#include <tuple>
18#include <cassert>
19
20#include "../allocators.h"
21#include "../alloc_first.h"
22#include "../alloc_last.h"
23
24int main()
25{
26    {
27        typedef std::tuple<> T;
28        T t0;
29        T t(std::allocator_arg, A1<int>(), t0);
30    }
31    {
32        typedef std::tuple<int> T;
33        T t0(2);
34        T t(std::allocator_arg, A1<int>(), t0);
35        assert(std::get<0>(t) == 2);
36    }
37    {
38        typedef std::tuple<alloc_first> T;
39        T t0(2);
40        alloc_first::allocator_constructed = false;
41        T t(std::allocator_arg, A1<int>(5), t0);
42        assert(alloc_first::allocator_constructed);
43        assert(std::get<0>(t) == 2);
44    }
45    {
46        typedef std::tuple<alloc_last> T;
47        T t0(2);
48        alloc_last::allocator_constructed = false;
49        T t(std::allocator_arg, A1<int>(5), t0);
50        assert(alloc_last::allocator_constructed);
51        assert(std::get<0>(t) == 2);
52    }
53    {
54        typedef std::tuple<alloc_first, alloc_last> T;
55        T t0(2, 3);
56        alloc_first::allocator_constructed = false;
57        alloc_last::allocator_constructed = false;
58        T t(std::allocator_arg, A1<int>(5), t0);
59        assert(alloc_first::allocator_constructed);
60        assert(alloc_last::allocator_constructed);
61        assert(std::get<0>(t) == 2);
62        assert(std::get<1>(t) == 3);
63    }
64    {
65        typedef std::tuple<int, alloc_first, alloc_last> T;
66        T t0(1, 2, 3);
67        alloc_first::allocator_constructed = false;
68        alloc_last::allocator_constructed = false;
69        T t(std::allocator_arg, A1<int>(5), t0);
70        assert(alloc_first::allocator_constructed);
71        assert(alloc_last::allocator_constructed);
72        assert(std::get<0>(t) == 1);
73        assert(std::get<1>(t) == 2);
74        assert(std::get<2>(t) == 3);
75    }
76}
77