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
11 // <sstream>
12
13 // template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT>>
14 // class basic_stringbuf
15
16 // explicit basic_stringbuf(const Allocator& a)
17 // : basic_stringbuf(ios_base::in | ios_base::out, a) {}
18
19 #include <sstream>
20 #include <cassert>
21
22 #include "test_allocator.h"
23 #include "test_macros.h"
24
25 template <class CharT>
test()26 static void test() {
27 const test_allocator<CharT> a(1);
28 const std::basic_stringbuf<CharT, std::char_traits<CharT>, test_allocator<CharT>> buf(a);
29 assert(buf.get_allocator() == a);
30 assert(buf.view().empty());
31 }
32
main(int,char **)33 int main(int, char**) {
34 test<char>();
35 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
36 test<wchar_t>();
37 #endif
38 return 0;
39 }
40