test/std/localization/locales/locale/locale.statics/classic.pass.cpp

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

// static const locale& classic();

#include <locale>
#include <cassert>

#include "test_macros.h"

void check(const std::locale& loc)
{
    assert(std::has_facet<std::collate<char> >(loc));
    assert(std::has_facet<std::collate<wchar_t> >(loc));

    assert(std::has_facet<std::ctype<char> >(loc));
    assert(std::has_facet<std::ctype<wchar_t> >(loc));
    assert((std::has_facet<std::codecvt<char, char, std::mbstate_t> >(loc)));
    assert((std::has_facet<std::codecvt<char16_t, char, std::mbstate_t> >(loc)));
    assert((std::has_facet<std::codecvt<char32_t, char, std::mbstate_t> >(loc)));
    assert((std::has_facet<std::codecvt<wchar_t, char, std::mbstate_t> >(loc)));

    assert((std::has_facet<std::moneypunct<char> >(loc)));
    assert((std::has_facet<std::moneypunct<wchar_t> >(loc)));
    assert((std::has_facet<std::money_get<char> >(loc)));
    assert((std::has_facet<std::money_get<wchar_t> >(loc)));
    assert((std::has_facet<std::money_put<char> >(loc)));
    assert((std::has_facet<std::money_put<wchar_t> >(loc)));

    assert((std::has_facet<std::numpunct<char> >(loc)));
    assert((std::has_facet<std::numpunct<wchar_t> >(loc)));
    assert((std::has_facet<std::num_get<char> >(loc)));
    assert((std::has_facet<std::num_get<wchar_t> >(loc)));
    assert((std::has_facet<std::num_put<char> >(loc)));
    assert((std::has_facet<std::num_put<wchar_t> >(loc)));

    assert((std::has_facet<std::time_get<char> >(loc)));
    assert((std::has_facet<std::time_get<wchar_t> >(loc)));
    assert((std::has_facet<std::time_put<char> >(loc)));
    assert((std::has_facet<std::time_put<wchar_t> >(loc)));

    assert((std::has_facet<std::messages<char> >(loc)));
    assert((std::has_facet<std::messages<wchar_t> >(loc)));
}

int main(int, char**)
{
    std::locale loc = std::locale::classic();
    assert(loc.name() == "C");
    assert(loc == std::locale("C"));
    check(loc);
    check(std::locale("C"));

  return 0;
}