//===----------------------------------------------------------------------===//
//
// 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
// class std::ranges::lazy_split_view::outer-iterator::value_type;
#include <ranges>
#include <cassert>
#include <concepts>
#include "../types.h"
using V = ValueTypeForward;
static_assert(std::ranges::forward_range<V>);
static_assert(std::ranges::view<V>);
static_assert(std::is_base_of_v<std::ranges::view_interface<ValueTypeForward>, ValueTypeForward>);
constexpr bool test() {
// empty()
{
{
SplitViewForward v("abc def", " ");
auto val = *v.begin();
assert(!val.empty());
}
{
SplitViewForward v;
auto val = *v.begin();
assert(val.empty());
}
}
// operator bool()
{
{
SplitViewForward v("abc def", " ");
auto val = *v.begin();
assert(val);
}
{
SplitViewForward v;
auto val = *v.begin();
assert(!val);
}
}
// front()
{
SplitViewForward v("abc def", " ");
auto val = *v.begin();
assert(val.front() == 'a');
}
return true;
}
int main(int, char**) {
test();
static_assert(test());
return 0;
}