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63 lines
1.8 KiB
C++
63 lines
1.8 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// <sstream>
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// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
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// class basic_ostringstream
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// explicit basic_ostringstream(const basic_string<charT,traits,allocator>& str,
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// ios_base::openmode which = ios_base::in);
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#include <sstream>
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#include <cassert>
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#include "test_macros.h"
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int main(int, char**)
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{
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{
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std::ostringstream ss(" 123 456");
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assert(ss.rdbuf() != 0);
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assert(ss.good());
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assert(ss.str() == " 123 456");
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int i = 234;
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ss << i << ' ' << 567;
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assert(ss.str() == "234 5676");
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}
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{
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std::ostringstream ss(" 123 456", std::ios_base::in);
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assert(ss.rdbuf() != 0);
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assert(ss.good());
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assert(ss.str() == " 123 456");
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int i = 234;
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ss << i << ' ' << 567;
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assert(ss.str() == "234 5676");
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}
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{
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std::wostringstream ss(L" 123 456");
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assert(ss.rdbuf() != 0);
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assert(ss.good());
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assert(ss.str() == L" 123 456");
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int i = 234;
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ss << i << ' ' << 567;
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assert(ss.str() == L"234 5676");
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}
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{
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std::wostringstream ss(L" 123 456", std::ios_base::in);
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assert(ss.rdbuf() != 0);
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assert(ss.good());
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assert(ss.str() == L" 123 456");
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int i = 234;
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ss << i << ' ' << 567;
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assert(ss.str() == L"234 5676");
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}
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return 0;
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}
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