1 // Copyright (C) 2018-2021 Free Software Foundation, Inc. 2 // 3 // This file is part of the GNU ISO C++ Library. This library is free 4 // software; you can redistribute it and/or modify it under the 5 // terms of the GNU General Public License as published by the 6 // Free Software Foundation; either version 3, or (at your option) 7 // any later version. 8 9 // This library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU General Public License for more details. 13 14 // You should have received a copy of the GNU General Public License along 15 // with this library; see the file COPYING3. If not see 16 // <http://www.gnu.org/licenses/>. 17 18 // { dg-do run { target c++17 } } 19 20 #include <filesystem> 21 #include <iterator> 22 #include <testsuite_hooks.h> 23 #include <testsuite_fs.h> 24 25 void test01()26test01() 27 { 28 for (std::filesystem::path p : __gnu_test::test_paths) 29 { 30 if (p.empty()) 31 VERIFY(std::distance(p.begin(), p.end()) == 0); 32 else 33 VERIFY(std::distance(p.begin(), p.end()) != 0); 34 35 for (const std::filesystem::path& cmpt : p) 36 { 37 if (cmpt.empty()) 38 VERIFY(std::distance(cmpt.begin(), cmpt.end()) == 0); 39 else 40 VERIFY(std::distance(cmpt.begin(), cmpt.end()) == 1); 41 } 42 } 43 } 44 45 int main()46main() 47 { 48 test01(); 49 } 50