| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <locale> |
| |
| // wstring_convert<Codecvt, Elem, Wide_alloc, Byte_alloc> |
| |
| // wstring_convert(const byte_string& byte_err, |
| // const wide_string& wide_err = wide_string()); |
| |
| #include <locale> |
| #include <codecvt> |
| #include <cassert> |
| |
| int main() |
| { |
| typedef std::codecvt_utf8<wchar_t> Codecvt; |
| typedef std::wstring_convert<Codecvt> Myconv; |
| #if _LIBCPP_STD_VER > 11 |
| static_assert(!std::is_convertible<std::string, Myconv>::value, ""); |
| static_assert( std::is_constructible<Myconv, std::string>::value, ""); |
| #endif |
| { |
| Myconv myconv; |
| try |
| { |
| myconv.to_bytes(L"\xDA83"); |
| assert(false); |
| } |
| catch (const std::range_error&) |
| { |
| } |
| try |
| { |
| myconv.from_bytes('\xA5'); |
| assert(false); |
| } |
| catch (const std::range_error&) |
| { |
| } |
| } |
| { |
| Myconv myconv("byte error"); |
| std::string bs = myconv.to_bytes(L"\xDA83"); |
| assert(bs == "byte error"); |
| try |
| { |
| myconv.from_bytes('\xA5'); |
| assert(false); |
| } |
| catch (const std::range_error&) |
| { |
| } |
| } |
| { |
| Myconv myconv("byte error", L"wide error"); |
| std::string bs = myconv.to_bytes(L"\xDA83"); |
| assert(bs == "byte error"); |
| std::wstring ws = myconv.from_bytes('\xA5'); |
| assert(ws == L"wide error"); |
| } |
| } |