//===----------------------------------------------------------------------===//
//
// 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>

// template <class charT> class ctype_byname;

// const charT* do_is(const charT* low, const charT* high, mask* vec) const;

// REQUIRES: locale.en_US.UTF-8
// XFAIL: no-wide-characters

#include <locale>
#include <string>
#include <vector>
#include <cassert>

#include <stdio.h>

#include "test_macros.h"
#include "platform_support.h" // locale name macros

int main(int, char**)
{
    {
        std::locale l(LOCALE_en_US_UTF_8);
        {
            typedef std::ctype<wchar_t> F;
            const F& f = std::use_facet<F>(l);
            const std::wstring in(L"\x00DA A\x07.a1");
            std::vector<F::mask> m(in.size());
            const wchar_t* h = f.is(in.data(), in.data() + in.size(), m.data());
            assert(h == in.data() + in.size());

            // L'\x00DA'
            assert(!(m[0] & F::space));
            assert( (m[0] & F::print));
            assert(!(m[0] & F::cntrl));
            assert( (m[0] & F::upper));
            assert(!(m[0] & F::lower));
            assert( (m[0] & F::alpha));
            assert(!(m[0] & F::digit));
            assert(!(m[0] & F::punct));
            assert(!(m[0] & F::xdigit));
            assert(!(m[0] & F::blank));
            assert( (m[0] & F::alnum));
            assert( (m[0] & F::graph));

            // L' '
            assert( (m[1] & F::space));
            assert( (m[1] & F::print));
            assert(!(m[1] & F::cntrl));
            assert(!(m[1] & F::upper));
            assert(!(m[1] & F::lower));
            assert(!(m[1] & F::alpha));
            assert(!(m[1] & F::digit));
            assert(!(m[1] & F::punct));
            assert(!(m[1] & F::xdigit));
            assert( (m[1] & F::blank));
            assert(!(m[1] & F::alnum));
            assert(!(m[1] & F::graph));

            // L'A'
            assert(!(m[2] & F::space));
            assert( (m[2] & F::print));
            assert(!(m[2] & F::cntrl));
            assert( (m[2] & F::upper));
            assert(!(m[2] & F::lower));
            assert( (m[2] & F::alpha));
            assert(!(m[2] & F::digit));
            assert(!(m[2] & F::punct));
            assert( (m[2] & F::xdigit));
            assert(!(m[2] & F::blank));
            assert( (m[2] & F::alnum));
            assert( (m[2] & F::graph));

            // L'\x07'
            assert(!(m[3] & F::space));
            assert(!(m[3] & F::print));
            assert( (m[3] & F::cntrl));
            assert(!(m[3] & F::upper));
            assert(!(m[3] & F::lower));
            assert(!(m[3] & F::alpha));
            assert(!(m[3] & F::digit));
            assert(!(m[3] & F::punct));
            assert(!(m[3] & F::xdigit));
            assert(!(m[3] & F::blank));
            assert(!(m[3] & F::alnum));
            assert(!(m[3] & F::graph));

            // L'.'
            assert(!(m[4] & F::space));
            assert( (m[4] & F::print));
            assert(!(m[4] & F::cntrl));
            assert(!(m[4] & F::upper));
            assert(!(m[4] & F::lower));
            assert(!(m[4] & F::alpha));
            assert(!(m[4] & F::digit));
            assert( (m[4] & F::punct));
            assert(!(m[4] & F::xdigit));
            assert(!(m[4] & F::blank));
            assert(!(m[4] & F::alnum));
            assert( (m[4] & F::graph));

            // L'a'
            assert(!(m[5] & F::space));
            assert( (m[5] & F::print));
            assert(!(m[5] & F::cntrl));
            assert(!(m[5] & F::upper));
            assert( (m[5] & F::lower));
            assert( (m[5] & F::alpha));
            assert(!(m[5] & F::digit));
            assert(!(m[5] & F::punct));
            assert( (m[5] & F::xdigit));
            assert(!(m[5] & F::blank));
            assert( (m[5] & F::alnum));
            assert( (m[5] & F::graph));

            // L'1'
            assert(!(m[6] & F::space));
            assert( (m[6] & F::print));
            assert(!(m[6] & F::cntrl));
            assert(!(m[6] & F::upper));
            assert(!(m[6] & F::lower));
            assert(!(m[6] & F::alpha));
            assert( (m[6] & F::digit));
            assert(!(m[6] & F::punct));
            assert( (m[6] & F::xdigit));
            assert(!(m[6] & F::blank));
            assert( (m[6] & F::alnum));
            assert( (m[6] & F::graph));
        }
    }
    {
        std::locale l("C");
        {
            typedef std::ctype<wchar_t> F;
            const F& f = std::use_facet<F>(l);
            const std::wstring in(L"\x00DA A\x07.a1");
            std::vector<F::mask> m(in.size());
            const wchar_t* h = f.is(in.data(), in.data() + in.size(), m.data());
            assert(h == in.data() + in.size());

            // L'\x00DA'
            assert(!(m[0] & F::space));
            assert(!(m[0] & F::cntrl));
            assert(!(m[0] & F::lower));
            assert(!(m[0] & F::digit));
            assert(!(m[0] & F::punct));
            assert(!(m[0] & F::xdigit));
            assert(!(m[0] & F::blank));
#if defined(_WIN32)
            // On Windows, these wchars are classified according to their
            // Unicode interpretation even in the "C" locale.
            assert( (m[0] & F::alpha));
            assert( (m[0] & F::upper));
            assert( (m[0] & F::print));
            assert( (m[0] & F::alnum));
            assert( (m[0] & F::graph));
#else
            assert(!(m[0] & F::alpha));
            assert(!(m[0] & F::upper));
            assert(!(m[0] & F::print));
            assert(!(m[0] & F::alnum));
            assert(!(m[0] & F::graph));
#endif

            // L' '
            assert( (m[1] & F::space));
            assert( (m[1] & F::print));
            assert(!(m[1] & F::cntrl));
            assert(!(m[1] & F::upper));
            assert(!(m[1] & F::lower));
            assert(!(m[1] & F::alpha));
            assert(!(m[1] & F::digit));
            assert(!(m[1] & F::punct));
            assert(!(m[1] & F::xdigit));
            assert( (m[1] & F::blank));
            assert(!(m[1] & F::alnum));
            assert(!(m[1] & F::graph));

            // L'A'
            assert(!(m[2] & F::space));
            assert( (m[2] & F::print));
            assert(!(m[2] & F::cntrl));
            assert( (m[2] & F::upper));
            assert(!(m[2] & F::lower));
            assert( (m[2] & F::alpha));
            assert(!(m[2] & F::digit));
            assert(!(m[2] & F::punct));
            assert( (m[2] & F::xdigit));
            assert(!(m[2] & F::blank));
            assert( (m[2] & F::alnum));
            assert( (m[2] & F::graph));

            // L'\x07'
            assert(!(m[3] & F::space));
            assert(!(m[3] & F::print));
            assert( (m[3] & F::cntrl));
            assert(!(m[3] & F::upper));
            assert(!(m[3] & F::lower));
            assert(!(m[3] & F::alpha));
            assert(!(m[3] & F::digit));
            assert(!(m[3] & F::punct));
            assert(!(m[3] & F::xdigit));
            assert(!(m[3] & F::blank));
            assert(!(m[3] & F::alnum));
            assert(!(m[3] & F::graph));

            // L'.'
            assert(!(m[4] & F::space));
            assert( (m[4] & F::print));
            assert(!(m[4] & F::cntrl));
            assert(!(m[4] & F::upper));
            assert(!(m[4] & F::lower));
            assert(!(m[4] & F::alpha));
            assert(!(m[4] & F::digit));
            assert( (m[4] & F::punct));
            assert(!(m[4] & F::xdigit));
            assert(!(m[4] & F::blank));
            assert(!(m[4] & F::alnum));
            assert( (m[4] & F::graph));

            // L'a'
            assert(!(m[5] & F::space));
            assert( (m[5] & F::print));
            assert(!(m[5] & F::cntrl));
            assert(!(m[5] & F::upper));
            assert( (m[5] & F::lower));
            assert( (m[5] & F::alpha));
            assert(!(m[5] & F::digit));
            assert(!(m[5] & F::punct));
            assert( (m[5] & F::xdigit));
            assert(!(m[5] & F::blank));
            assert( (m[5] & F::alnum));
            assert( (m[5] & F::graph));

            // L'1'
            assert(!(m[6] & F::space));
            assert( (m[6] & F::print));
            assert(!(m[6] & F::cntrl));
            assert(!(m[6] & F::upper));
            assert(!(m[6] & F::lower));
            assert(!(m[6] & F::alpha));
            assert( (m[6] & F::digit));
            assert(!(m[6] & F::punct));
            assert( (m[6] & F::xdigit));
            assert(!(m[6] & F::blank));
            assert( (m[6] & F::alnum));
            assert( (m[6] & F::graph));
        }
    }

  return 0;
}
