1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// UNSUPPORTED: c++98, c++03
11
12// <experimental/filesystem>
13
14// class directory_iterator
15
16// typedef ... value_type;
17// typedef ... difference_type;
18// typedef ... pointer;
19// typedef ... reference;
20// typedef ... iterator_category
21
22#include <experimental/filesystem>
23#include <type_traits>
24#include <cassert>
25
26#include "test_macros.h"
27
28namespace fs = std::experimental::filesystem;
29
30int main() {
31    using namespace fs;
32    using D = directory_iterator;
33    ASSERT_SAME_TYPE(D::value_type, directory_entry);
34    ASSERT_SAME_TYPE(D::difference_type, std::ptrdiff_t);
35    ASSERT_SAME_TYPE(D::pointer, const directory_entry*);
36    ASSERT_SAME_TYPE(D::reference, const directory_entry&);
37    ASSERT_SAME_TYPE(D::iterator_category, std::input_iterator_tag);
38}
39