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// <sstream>
10
11// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
12// class basic_stringstream
13
14// void str(const basic_string<charT,traits,Allocator>& str);
15
16#include <sstream>
17#include <cassert>
18
19#include "test_macros.h"
20
21int main(int, char**)
22{
23 {
24 std::stringstream ss(" 123 456 ");
25 assert(ss.rdbuf() != 0);
26 assert(ss.good());
27 assert(ss.str() == " 123 456 ");
28 int i = 0;
29 ss >> i;
30 assert(i == 123);
31 ss >> i;
32 assert(i == 456);
33 ss << i << ' ' << 123;
34 assert(ss.str() == "456 1236 ");
35 ss.str("5466 89 ");
36 ss >> i;
37 assert(i == 5466);
38 ss >> i;
39 assert(i == 89);
40 ss << i << ' ' << 321;
41 assert(ss.str() == "89 3219 ");
42 }
43#ifndef TEST_HAS_NO_WIDE_CHARACTERS
44 {
45 std::wstringstream ss(L" 123 456 ");
46 assert(ss.rdbuf() != 0);
47 assert(ss.good());
48 assert(ss.str() == L" 123 456 ");
49 int i = 0;
50 ss >> i;
51 assert(i == 123);
52 ss >> i;
53 assert(i == 456);
54 ss << i << ' ' << 123;
55 assert(ss.str() == L"456 1236 ");
56 ss.str(L"5466 89 ");
57 ss >> i;
58 assert(i == 5466);
59 ss >> i;
60 assert(i == 89);
61 ss << i << ' ' << 321;
62 assert(ss.str() == L"89 3219 ");
63 }
64#endif
65 {
66 std::stringstream ss;
67 ss.write(s: "\xd1", n: 1);
68 assert(ss.str().length() == 1);
69 }
70
71 return 0;
72}
73

source code of libcxx/test/std/input.output/string.streams/stringstream/stringstream.members/str.pass.cpp