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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++03, c++11, c++14, c++17
// Test that single_view conforms to range and view concepts.
#include <ranges>
#include <cassert>
#include <concepts>
#include "test_iterators.h"
struct Empty {};
static_assert(std::ranges::contiguous_range<std::ranges::single_view<Empty>>);
static_assert(std::ranges::contiguous_range<const std::ranges::single_view<Empty>>);
static_assert(std::ranges::view<std::ranges::single_view<Empty>>);
static_assert(std::ranges::view<std::ranges::single_view<const Empty>>);
static_assert(std::ranges::contiguous_range<const std::ranges::single_view<const Empty>>);
static_assert(std::ranges::view<std::ranges::single_view<int>>);
static_assert(std::ranges::view<std::ranges::single_view<const int>>);
static_assert(std::ranges::contiguous_range<const std::ranges::single_view<const int>>);
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