| // Copyright (C) 2017-2019 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/>. |
| |
| // { dg-do run { target c++11 } } |
| |
| #include <codecvt> |
| #include <locale> |
| #include <string> |
| #include <testsuite_hooks.h> |
| |
| using std::wstring_convert; |
| using std::codecvt_utf8; |
| |
| void |
| test01() |
| { |
| std::string src = u8"1234\U00001111\U0001ffff"; |
| wstring_convert<codecvt_utf8<char16_t>, char16_t> c("bad", u"BAD"); |
| |
| // utf-8 to ucs2 conversion should fail on character outside BMP |
| auto ucs2 = c.from_bytes(src); |
| VERIFY( ucs2 == u"BAD" ); |
| VERIFY( c.converted() == 7 ); |
| |
| // ucs2 to utf-8 conversion should fail on invalid ucs2 input: |
| std::u16string utf16 = u"1234\U00001111\U0001ffff"; |
| auto out = c.to_bytes(utf16); |
| VERIFY( out == "bad" ); |
| VERIFY( c.converted() == 5 ); |
| |
| // And should also fail on incomplete surrogate pair (not return partial): |
| out = c.to_bytes(utf16.substr(0, utf16.size()-1)); |
| VERIFY( out == "bad" ); |
| VERIFY( c.converted() == 5 ); |
| } |
| |
| void |
| test02() |
| { |
| std::string src = u8"1234\U00001111\U0001ffff"; |
| wstring_convert<codecvt_utf8<char16_t, 0x1000>, char16_t> c("bad", u"BAD"); |
| |
| // utf-8 to ucs2 conversion should fail on character above Maxcode=0x1000 |
| auto ucs2 = c.from_bytes(src); |
| VERIFY( ucs2 == u"BAD" ); |
| VERIFY( c.converted() == 4 ); |
| } |
| |
| void |
| test03() |
| { |
| std::string src = u8"1234\U00001111\U0001ffff"; |
| wstring_convert<codecvt_utf8<char32_t, 0x10000>, char32_t> c("bad", U"BAD"); |
| |
| // utf-8 to ucs4 conversion should fail on character above Maxcode=0x10000 |
| auto ucs4 = c.from_bytes(src); |
| VERIFY( ucs4 == U"BAD" ); |
| VERIFY( c.converted() == 7 ); |
| } |
| |
| void |
| test04() |
| { |
| std::string src = u8"1234\U00001111\U0001ffff"; |
| wstring_convert<codecvt_utf8<char32_t, 0x1000>, char32_t> c("bad", U"BAD"); |
| |
| // utf-8 to ucs4 conversion should fail on character above Maxcode=0x1000 |
| auto ucs4 = c.from_bytes(src); |
| VERIFY( ucs4 == U"BAD" ); |
| VERIFY( c.converted() == 4 ); |
| } |
| |
| int |
| main() |
| { |
| test01(); |
| test02(); |
| test03(); |
| test04(); |
| } |