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62 lines
1.5 KiB
C++
62 lines
1.5 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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// <string>
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// template<class charT, class traits, class Allocator>
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// basic_ostream<charT, traits>&
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// operator<<(basic_ostream<charT, traits>& os,
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// const basic_string_view<charT,traits> str);
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#include <string_view>
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#include <sstream>
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#include <cassert>
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#include "test_macros.h"
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using std::string_view;
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using std::wstring_view;
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int main(int, char**)
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{
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{
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std::ostringstream out;
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string_view sv("some text");
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out << sv;
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assert(out.good());
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assert(sv == out.str());
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}
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{
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std::ostringstream out;
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std::string s("some text");
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string_view sv(s);
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out.width(12);
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out << sv;
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assert(out.good());
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assert(" " + s == out.str());
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}
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{
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std::wostringstream out;
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wstring_view sv(L"some text");
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out << sv;
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assert(out.good());
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assert(sv == out.str());
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}
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{
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std::wostringstream out;
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std::wstring s(L"some text");
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wstring_view sv(s);
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out.width(12);
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out << sv;
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assert(out.good());
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assert(L" " + s == out.str());
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}
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return 0;
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}
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