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

   1 // { dg-options "-std=gnu++17 -lstdc++fs" }
   2 // { dg-do run { target c++17 } }
   3 // { dg-require-filesystem-ts "" }
   4
   5 // Copyright (C) 2018 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 // C++17 30.10.8.6 path non-member functions [fs.path.nonmember]
  23
  24 #include <filesystem>
  25 #include <testsuite_fs.h>
  26
  27 using std::filesystem::path;
  28 using __gnu_test::compare_paths;
  29
  30 // operator/(const path&, const path&)
  31 // Equivalent to: return path(lhs) /= rhs;
  32
  33 void test(const path& lhs, const path& rhs)
  34 {
  35   compare_paths( lhs / rhs, path(lhs) /= rhs );
  36 }
  37
  38 void
  39 test01()
  40 {
  41   test( "/foo/bar", "/foo/" );
  42
  43   test( "baz", "baz" );
  44   test( "baz/", "baz" );
  45   test( "baz", "/foo/bar" );
  46   test( "baz/", "/foo/bar" );
  47
  48   test( "", "" );
  49   test( "", "rel" );
  50
  51   test( "dir/", "/file" );
  52   test( "dir/", "file" );
  53 }
  54
  55 void
  56 test02()
  57 {
  58   // C++17 [fs.path.append] p4
  59   test( "//host", "foo" );
  60   test( "//host/", "foo" );
  61   test( "foo", "" );
  62   test( "foo", "/bar" );
  63   test( "foo", "c:/bar" );
  64   test( "foo", "c:" );
  65   test( "c:", "" );
  66   test( "c:foo", "/bar" );
  67   test( "foo", "c:\\bar" );
  68 }
  69
  70 void
  71 test03()
  72 {
  73   for (const path& p : __gnu_test::test_paths)
  74     for (const path& q : __gnu_test::test_paths)
  75       test(p, q);
  76 }
  77
  78 int
  79 main()
  80 {
  81   test01();
  82   test02();
  83   test03();
  84 }