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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <locale>
// wstring_convert<Codecvt, Elem, Wide_alloc, Byte_alloc>
// size_t converted() const;
#include <locale>
#include <codecvt>
#include <cassert>
template <class CharT, size_t = sizeof(CharT)>
struct TestHelper;
template <class CharT>
struct TestHelper<CharT, 2> {
static void test();
};
template <class CharT>
struct TestHelper<CharT, 4> {
static void test();
};
template <class CharT>
void TestHelper<CharT, 2>::test() {
static_assert((std::is_same<CharT, wchar_t>::value), "");
{
typedef std::codecvt_utf8<CharT> Codecvt;
typedef std::wstring_convert<Codecvt> Myconv;
Myconv myconv;
assert(myconv.converted() == 0);
std::string bs = myconv.to_bytes(L"\x1005");
assert(myconv.converted() == 1);
bs = myconv.to_bytes(L"\x1005\x65");
assert(myconv.converted() == 2);
std::wstring ws = myconv.from_bytes("\xE1\x80\x85");
assert(myconv.converted() == 3);
}
}
template <class CharT>
void TestHelper<CharT, 4>::test() {
static_assert((std::is_same<CharT, wchar_t>::value), "");
{
typedef std::codecvt_utf8<CharT> Codecvt;
typedef std::wstring_convert<Codecvt> Myconv;
Myconv myconv;
assert(myconv.converted() == 0);
std::string bs = myconv.to_bytes(L"\x40003");
assert(myconv.converted() == 1);
bs = myconv.to_bytes(L"\x40003\x65");
assert(myconv.converted() == 2);
std::wstring ws = myconv.from_bytes("\xF1\x80\x80\x83");
assert(myconv.converted() == 4);
}
}
int main(int, char**) { TestHelper<wchar_t>::test();
return 0;
}
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