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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <sstream>
// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
// class basic_stringstream
// void swap(basic_stringstream& rhs);
#include <sstream>
#include <cassert>
#include "test_macros.h"
int main(int, char**)
{
{
std::stringstream ss0(" 123 456 ");
std::stringstream ss;
ss.swap(ss0);
assert(ss.rdbuf() != 0);
assert(ss.good());
assert(ss.str() == " 123 456 ");
int i = 0;
ss >> i;
assert(i == 123);
ss >> i;
assert(i == 456);
ss << i << ' ' << 123;
assert(ss.str() == "456 1236 ");
ss0 << i << ' ' << 123;
assert(ss0.str() == "456 123");
}
#ifndef TEST_HAS_NO_WIDE_CHARACTERS
{
std::wstringstream ss0(L" 123 456 ");
std::wstringstream ss;
ss.swap(ss0);
assert(ss.rdbuf() != 0);
assert(ss.good());
assert(ss.str() == L" 123 456 ");
int i = 0;
ss >> i;
assert(i == 123);
ss >> i;
assert(i == 456);
ss << i << ' ' << 123;
assert(ss.str() == L"456 1236 ");
ss0 << i << ' ' << 123;
assert(ss0.str() == L"456 123");
}
#endif // TEST_HAS_NO_WIDE_CHARACTERS
return 0;
}
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