libcxx/test/std/strings/string.view/string.view.hash/enabled_hashes.pass.cpp


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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
//
//===----------------------------------------------------------------------===//

// UNSUPPORTED: c++98, c++03

// <string_view>

// Test that <string_view> provides all of the arithmetic, enum, and pointer
// hash specializations.

#include <string_view>

#include "poisoned_hash_helper.hpp"

int main() {
  test_library_hash_specializations_available();
  {
    test_hash_enabled_for_type<std::string_view>();
    test_hash_enabled_for_type<std::wstring_view>();
#if defined(__cpp_lib_char8_t) && __cpp_lib_char8_t >= 201811L
    test_hash_enabled_for_type<std::u8string_view>();
#endif
#ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
    test_hash_enabled_for_type<std::u16string_view>();
    test_hash_enabled_for_type<std::u32string_view>();
#endif
  }
}