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// <vector>
10// vector<bool>
11
12// size_type capacity() const;
13
14#include <vector>
15#include <cassert>
16
17#include "test_macros.h"
18#include "min_allocator.h"
19
20TEST_CONSTEXPR_CXX20 bool tests() {
21 {
22 std::vector<bool> v;
23 assert(v.capacity() == 0);
24 }
25 {
26 std::vector<bool> v(100);
27 assert(v.capacity() >= 100);
28 v.push_back(x: 0);
29 assert(v.capacity() >= 101);
30 }
31#if TEST_STD_VER >= 11
32 {
33 std::vector<bool, min_allocator<bool>> v;
34 assert(v.capacity() == 0);
35 }
36 {
37 std::vector<bool, min_allocator<bool>> v(100);
38 assert(v.capacity() >= 100);
39 v.push_back(0);
40 assert(v.capacity() >= 101);
41 }
42#endif
43
44 return true;
45}
46
47int main(int, char**) {
48 tests();
49#if TEST_STD_VER > 17
50 static_assert(tests());
51#endif
52 return 0;
53}
54

source code of libcxx/test/std/containers/sequences/vector.bool/capacity.pass.cpp