1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // UNSUPPORTED: c++03, c++11, c++14
10 // UNSUPPORTED: no-localization
11 
12 // <filesystem>
13 //
14 // class directory_entry
15 //
16 // template<class charT, class traits>
17 //   friend basic_ostream<charT, traits>&
18 //     operator<<(basic_ostream<charT, traits>& os, const directory_entry& d);
19 
20 #include <filesystem>
21 #include <cassert>
22 #include <sstream>
23 
24 #include "test_macros.h"
25 #include "make_string.h"
26 namespace fs = std::filesystem;
27 
28 MultiStringType InStr =  MKSTR("abcdefg/\"hijklmnop\"/qrstuvwxyz/123456789");
29 MultiStringType OutStr = MKSTR("\"abcdefg/\\\"hijklmnop\\\"/qrstuvwxyz/123456789\"");
30 
31 template <class CharT>
TestOutput()32 void TestOutput() {
33   const char* input = static_cast<const char*>(InStr);
34   const CharT* expected_output = static_cast<const CharT*>(OutStr);
35   const fs::directory_entry dir = fs::directory_entry(fs::path(input));
36   std::basic_stringstream<CharT> stream;
37 
38   auto& result = stream << dir;
39   assert(stream.str() == expected_output);
40   assert(&result == &stream);
41 }
42 
main(int,char **)43 int main(int, char**) {
44   TestOutput<char>();
45 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
46   TestOutput<wchar_t>();
47 #endif
48   // TODO(var-const): uncomment when it becomes possible to instantiate a `basic_ostream` object with a sized character
49   // type (see https://llvm.org/PR53119).
50   //TestOutput<char8_t>();
51   //TestOutput<char16_t>();
52   //TestOutput<char32_t>();
53 
54   return 0;
55 }
56