forked from OSchip/llvm-project
65 lines
1.7 KiB
C++
65 lines
1.7 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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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_stringbuf
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// void swap(basic_stringbuf& rhs);
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#include <sstream>
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#include <cassert>
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int main()
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{
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{
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std::stringbuf buf1("testing");
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std::stringbuf buf;
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buf.swap(buf1);
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assert(buf.str() == "testing");
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assert(buf1.str() == "");
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}
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{
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std::stringbuf buf1("testing", std::ios_base::in);
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std::stringbuf buf;
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buf.swap(buf1);
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assert(buf.str() == "testing");
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assert(buf1.str() == "");
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}
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{
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std::stringbuf buf1("testing", std::ios_base::out);
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std::stringbuf buf;
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buf.swap(buf1);
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assert(buf.str() == "testing");
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assert(buf1.str() == "");
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}
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{
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std::wstringbuf buf1(L"testing");
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std::wstringbuf buf;
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buf.swap(buf1);
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assert(buf.str() == L"testing");
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assert(buf1.str() == L"");
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}
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{
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std::wstringbuf buf1(L"testing", std::ios_base::in);
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std::wstringbuf buf;
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buf.swap(buf1);
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assert(buf.str() == L"testing");
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assert(buf1.str() == L"");
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}
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{
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std::wstringbuf buf1(L"testing", std::ios_base::out);
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std::wstringbuf buf;
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buf.swap(buf1);
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assert(buf.str() == L"testing");
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assert(buf1.str() == L"");
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}
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}
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