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 {
23 std::vector<bool> v;
24 assert(v.capacity() == 0);
25 }
26 {
27 std::vector<bool> v(100);
28 assert(v.capacity() >= 100);
29 v.push_back(x: 0);
30 assert(v.capacity() >= 101);
31 }
32#if TEST_STD_VER >= 11
33 {
34 std::vector<bool, min_allocator<bool>> v;
35 assert(v.capacity() == 0);
36 }
37 {
38 std::vector<bool, min_allocator<bool>> v(100);
39 assert(v.capacity() >= 100);
40 v.push_back(0);
41 assert(v.capacity() >= 101);
42 }
43#endif
44
45 return true;
46}
47
48int main(int, char**)
49{
50 tests();
51#if TEST_STD_VER > 17
52 static_assert(tests());
53#endif
54 return 0;
55}
56

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