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()28test01() 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()49test02() 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()60main() 61 { 62 test01(); 63 test02(); 64 } 65