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_istringstream
13
14// void str(const basic_string<charT,traits,Allocator>& s);
15
16#include <sstream>
17#include <cassert>
18
19#include "test_macros.h"
20
21int main(int, char**)
22{
23 {
24 std::istringstream 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.str(" 789");
34 ss.clear();
35 assert(ss.good());
36 assert(ss.str() == " 789");
37 ss >> i;
38 assert(i == 789);
39 }
40#ifndef TEST_HAS_NO_WIDE_CHARACTERS
41 {
42 std::wistringstream ss(L" 123 456");
43 assert(ss.rdbuf() != 0);
44 assert(ss.good());
45 assert(ss.str() == L" 123 456");
46 int i = 0;
47 ss >> i;
48 assert(i == 123);
49 ss >> i;
50 assert(i == 456);
51 ss.str(L" 789");
52 ss.clear();
53 assert(ss.good());
54 assert(ss.str() == L" 789");
55 ss >> i;
56 assert(i == 789);
57 }
58#endif
59
60 return 0;
61}
62

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