1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // UNSUPPORTED: c++03
10 
11 // <vector>
12 
13 // vector(vector&& c);
14 
15 #include <vector>
16 #include <cassert>
17 #include "test_macros.h"
18 #include "test_allocator.h"
19 #include "min_allocator.h"
20 
21 int main(int, char**)
22 {
23     {
24         std::vector<bool, test_allocator<bool> > l(test_allocator<bool>(5));
25         std::vector<bool, test_allocator<bool> > lo(test_allocator<bool>(5));
26         for (int i = 1; i <= 3; ++i)
27         {
28             l.push_back(true);
29             lo.push_back(true);
30         }
31         std::vector<bool, test_allocator<bool> > l2 = std::move(l);
32         assert(l2 == lo);
33         assert(l.empty());
34         assert(l2.get_allocator() == lo.get_allocator());
35     }
36     {
37         std::vector<bool, other_allocator<bool> > l(other_allocator<bool>(5));
38         std::vector<bool, other_allocator<bool> > lo(other_allocator<bool>(5));
39         for (int i = 1; i <= 3; ++i)
40         {
41             l.push_back(true);
42             lo.push_back(true);
43         }
44         std::vector<bool, other_allocator<bool> > l2 = std::move(l);
45         assert(l2 == lo);
46         assert(l.empty());
47         assert(l2.get_allocator() == lo.get_allocator());
48     }
49     {
50         std::vector<bool, min_allocator<bool> > l(min_allocator<bool>{});
51         std::vector<bool, min_allocator<bool> > lo(min_allocator<bool>{});
52         for (int i = 1; i <= 3; ++i)
53         {
54             l.push_back(true);
55             lo.push_back(true);
56         }
57         std::vector<bool, min_allocator<bool> > l2 = std::move(l);
58         assert(l2 == lo);
59         assert(l.empty());
60         assert(l2.get_allocator() == lo.get_allocator());
61     }
62     {
63       test_alloc_base::clear();
64       using Vect = std::vector<bool, test_allocator<bool> >;
65       using AllocT = Vect::allocator_type;
66       Vect v(test_allocator<bool>(42, 101));
67       assert(test_alloc_base::count == 1);
68       {
69         const AllocT& a = v.get_allocator();
70         assert(test_alloc_base::count == 2);
71         assert(a.get_data() == 42);
72         assert(a.get_id() == 101);
73       }
74       assert(test_alloc_base::count == 1);
75       test_alloc_base::clear_ctor_counters();
76 
77       Vect v2 = std::move(v);
78       assert(test_alloc_base::count == 2);
79       assert(test_alloc_base::copied == 0);
80       assert(test_alloc_base::moved == 1);
81       {
82         const AllocT& a = v.get_allocator();
83         assert(a.get_id() == test_alloc_base::moved_value);
84         assert(a.get_data() == test_alloc_base::moved_value);
85       }
86       {
87         const AllocT& a = v2.get_allocator();
88         assert(a.get_id() == 101);
89         assert(a.get_data() == 42);
90       }
91     }
92 
93   return 0;
94 }
95