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, c++11, c++14, c++17
10// UNSUPPORTED: no-localization
11// UNSUPPORTED: libcpp-has-no-experimental-syncstream
12
13// <syncstream>
14
15// template <class charT, class traits, class Allocator>
16// class basic_syncbuf;
17
18// allocator_type get_allocator() const noexcept;
19
20#include <syncstream>
21#include <cassert>
22
23#include "test_macros.h"
24#include "../helpers.h"
25
26template <class T>
27void test_get_allocator() {
28 test_buf<T> base;
29 test_allocator<T> alloc(42);
30 const test_syncbuf<T, test_allocator<T>> buff(&base, alloc);
31 assert(buff.get_allocator().id == 42);
32 ASSERT_NOEXCEPT(buff.get_allocator());
33}
34
35int main(int, char**) {
36 test_get_allocator<char>();
37#ifndef TEST_HAS_NO_WIDE_CHARACTERS
38 test_get_allocator<wchar_t>();
39#endif
40
41 return 0;
42}
43

source code of libcxx/test/std/input.output/syncstream/syncbuf/syncstream.syncbuf.members/get_allocator.pass.cpp