1 
2 //===----------------------------------------------------------------------===//
3 //
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // UNSUPPORTED: c++03, c++11, c++14
11 // UNSUPPORTED: availability-filesystem-missing
12 
13 // <filesystem>
14 
15 // class path
16 
17 // operator string_type() const;
18 
19 #include <filesystem>
20 #include <cassert>
21 #include <string>
22 #include <type_traits>
23 
24 #include "assert_macros.h"
25 #include "test_macros.h"
26 namespace fs = std::filesystem;
27 
main(int,char **)28 int main(int, char**) {
29   using namespace fs;
30   using string_type = path::string_type;
31   const char* const value = "hello world";
32   std::string value_str(value);
33   fs::path::string_type pathstr_value(value_str.begin(), value_str.end());
34   { // Check signature
35     path p(value);
36     static_assert(std::is_convertible<path, string_type>::value, "");
37     static_assert(std::is_constructible<string_type, path>::value, "");
38     ASSERT_SAME_TYPE(string_type, decltype(p.operator string_type()));
39     ASSERT_NOT_NOEXCEPT(p.operator string_type());
40   }
41   {
42     path p(value);
43     assert(p.native() == pathstr_value);
44     string_type s = p;
45     assert(s == pathstr_value);
46     assert(p == pathstr_value);
47   }
48 
49   return 0;
50 }
51