| //===----------------------------------------------------------------------===// |
| // |
| // 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_ostringstream |
| |
| // void str(const basic_string<charT,traits,Allocator>& s); |
| |
| #include <sstream> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| int main(int, char**) |
| { |
| { |
| std::ostringstream ss(" 123 456"); |
| assert(ss.rdbuf() != 0); |
| assert(ss.good()); |
| assert(ss.str() == " 123 456"); |
| int i = 0; |
| ss << i; |
| assert(ss.str() == "0123 456"); |
| ss << 456; |
| assert(ss.str() == "0456 456"); |
| ss.str(" 789"); |
| assert(ss.str() == " 789"); |
| ss << "abc"; |
| assert(ss.str() == "abc9"); |
| } |
| { |
| std::wostringstream ss(L" 123 456"); |
| assert(ss.rdbuf() != 0); |
| assert(ss.good()); |
| assert(ss.str() == L" 123 456"); |
| int i = 0; |
| ss << i; |
| assert(ss.str() == L"0123 456"); |
| ss << 456; |
| assert(ss.str() == L"0456 456"); |
| ss.str(L" 789"); |
| assert(ss.str() == L" 789"); |
| ss << L"abc"; |
| assert(ss.str() == L"abc9"); |
| } |
| |
| return 0; |
| } |