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// <queue>
10
11// priority_queue();
12
13// void pop();
14
15#include <queue>
16#include <cassert>
17
18#include "test_macros.h"
19
20TEST_CONSTEXPR_CXX26 bool test() {
21 std::priority_queue<int> q;
22 q.push(1);
23 assert(q.top() == 1);
24 q.push(3);
25 assert(q.top() == 3);
26 q.push(2);
27 assert(q.top() == 3);
28 q.pop();
29 assert(q.top() == 2);
30 q.pop();
31 assert(q.top() == 1);
32 q.pop();
33 assert(q.empty());
34
35 return true;
36}
37
38int main(int, char**) {
39 assert(test());
40#if TEST_STD_VER >= 26
41 static_assert(test());
42#endif
43
44 return 0;
45}
46

source code of libcxx/test/std/containers/container.adaptors/priority.queue/priqueue.members/pop.pass.cpp