59 lines
1.5 KiB
C++
59 lines
1.5 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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// <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 <experimental/string_view>
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#include <sstream>
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#include <cassert>
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using std::experimental::string_view;
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using std::experimental::wstring_view;
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int main()
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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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}
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