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- // { dg-do run { target c++11 } }
- // Copyright (C) 2015-2022 Free Software Foundation, Inc.
- //
- // This file is part of the GNU ISO C++ Library. This library is free
- // software; you can redistribute it and/or modify it under the
- // terms of the GNU General Public License as published by the
- // Free Software Foundation; either version 3, or (at your option)
- // any later version.
- // This library is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- // You should have received a copy of the GNU General Public License along
- // with this library; see the file COPYING3. If not see
- // <http://www.gnu.org/licenses/>.
- // 22.3.3.2.2 String conversions
- #include <locale>
- #include <string>
- #include <testsuite_hooks.h>
- #include <testsuite_common_types.h>
- template<typename Elem>
- struct cvt : std::codecvt<Elem, char, std::mbstate_t> { };
- template<typename Elem>
- using str_conv = std::wstring_convert<cvt<Elem>, Elem>;
- using std::string;
- using std::wstring;
- void test01()
- {
- typedef str_conv<char> sc; // noconv
- sc c;
- string input = "King for a day...";
- string output = c.from_bytes(input);
- VERIFY( input == output );
- VERIFY( c.converted() == output.length() );
- string roundtrip = c.to_bytes(output);
- VERIFY( input == roundtrip );
- VERIFY( c.converted() == roundtrip.length() );
- __gnu_test::implicitly_default_constructible test;
- test.operator()<sc>(); // P0935R0
- }
- void test02()
- {
- #ifdef _GLIBCXX_USE_WCHAR_T
- typedef str_conv<wchar_t> wsc;
- wsc c;
- string input = "Fool for a lifetime";
- wstring output = c.from_bytes(input);
- VERIFY( c.converted() == output.length() );
- VERIFY( L"Fool for a lifetime" == output );
- string roundtrip = c.to_bytes(output);
- VERIFY( input == roundtrip );
- VERIFY( c.converted() == roundtrip.length() );
- VERIFY( c.from_bytes(input[0]) == output.substr(0, 1) );
- VERIFY( c.from_bytes(input.c_str()) == output );
- VERIFY( c.from_bytes(input.data(), input.data()+input.size()) == output );
- VERIFY( c.to_bytes(output[0]) == input.substr(0, 1) );
- VERIFY( c.to_bytes(output.c_str()) == input );
- VERIFY( c.to_bytes(output.data(), output.data()+output.size()) == input );
- __gnu_test::implicitly_default_constructible test;
- test.operator()<wsc>(); // P0935R0
- #endif
- }
- int main()
- {
- test01();
- test02();
- }
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