libstdc++-v3/testsuite/27_io/filesystem/path/nonmember/append.cc

   1 // { dg-do run { target c++17 } }
   2
   3 // Copyright (C) 2018-2023 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 30.10.8.6 path non-member functions [fs.path.nonmember]
  21
  22 #include <filesystem>
  23 #include <testsuite_fs.h>
  24
  25 using std::filesystem::path;
  26 using __gnu_test::compare_paths;
  27
  28 // operator/(const path&, const path&)
  29 // Equivalent to: return path(lhs) /= rhs;
  30
  31 void test(const path& lhs, const path& rhs)
  32 {
  33   compare_paths( lhs / rhs, path(lhs) /= rhs );
  34 }
  35
  36 void
  37 test01()
  38 {
  39   test( "/foo/bar", "/foo/" );
  40
  41   test( "baz", "baz" );
  42   test( "baz/", "baz" );
  43   test( "baz", "/foo/bar" );
  44   test( "baz/", "/foo/bar" );
  45
  46   test( "", "" );
  47   test( "", "rel" );
  48
  49   test( "dir/", "/file" );
  50   test( "dir/", "file" );
  51 }
  52
  53 void
  54 test02()
  55 {
  56   // C++17 [fs.path.append] p4
  57   test( "//host", "foo" );
  58   test( "//host/", "foo" );
  59   test( "foo", "" );
  60   test( "foo", "/bar" );
  61   test( "foo", "c:/bar" );
  62   test( "foo", "c:" );
  63   test( "c:", "" );
  64   test( "c:foo", "/bar" );
  65   test( "foo", "c:\\bar" );
  66 }
  67
  68 void
  69 test03()
  70 {
  71   for (const path p : __gnu_test::test_paths)
  72     for (const path q : __gnu_test::test_paths)
  73       test(p, q);
  74 }
  75
  76 int
  77 main()
  78 {
  79   test01();
  80   test02();
  81   test03();
  82 }