1 // { dg-do run { target c++17 } }
2 
3 // Copyright (C) 2017-2021 Free Software Foundation, Inc.
4 //
5 // This file is part of the GNU ISO C++ Library.  This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
9 // any later version.
10 
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 // GNU General Public License for more details.
15 
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3.  If not see
18 // <http://www.gnu.org/licenses/>.
19 
20 // C++17 30.10.7.4.7 path generic format observers [fs.path.generic.obs]
21 
22 #include <filesystem>
23 #include <testsuite_hooks.h>
24 
25 using std::filesystem::path;
26 
27 void
test01()28 test01()
29 {
30   VERIFY( path().generic_u32string() == U"" );
31   VERIFY( path("/").generic_u32string() == U"/" );
32   VERIFY( path("////").generic_u32string() == U"/" );
33 #ifdef __CYGWIN__
34   VERIFY( path("//a").generic_u32string() == U"//a" );
35   VERIFY( path("//a/").generic_u32string() == U"//a/" );
36   VERIFY( path("//a/b").generic_u32string() == U"//a/b" );
37 #else
38   VERIFY( path("//a").generic_u32string() == U"/a" );
39   VERIFY( path("//a/").generic_u32string() == U"/a/" );
40   VERIFY( path("//a/b").generic_u32string() == U"/a/b" );
41 #endif
42   VERIFY( path("/a//b").generic_u32string() == U"/a/b" );
43   VERIFY( path("/a//b/").generic_u32string() == U"/a/b/" );
44   VERIFY( path("/a//b//").generic_u32string() == U"/a/b/" );
45   VERIFY( path("/a//b//.").generic_u32string() == U"/a/b/." );
46 }
47 
48 void
test02()49 test02()
50 {
51   if constexpr (path::preferred_separator == L'\\')
52   {
53     // PR libstdc++/93244
54     VERIFY( path("C:\\foo\\bar").generic_u32string() == U"C:/foo/bar" );
55     VERIFY( path("C://foo//bar").generic_u32string() == U"C:/foo/bar" );
56   }
57 }
58 
59 int
main()60 main()
61 {
62   test01();
63   test02();
64 }
65