libstdc++-v3/testsuite/experimental/filesystem/path/decompose/stem.cc

   1 // { dg-options "-std=gnu++11 -lstdc++fs" }
   2 // { dg-require-filesystem-ts "" }
   3
   4 // Copyright (C) 2014-2016 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 3, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 // 8.4.9 path decomposition [path.decompose]
  22
  23 #include <experimental/filesystem>
  24 #include <vector>
  25 #include <testsuite_hooks.h>
  26 #include <testsuite_fs.h>
  27
  28 using std::experimental::filesystem::path;
  29
  30 void
  31 test01()
  32 {
  33   VERIFY( path("/foo/bar.txt").stem() == path("bar") );
  34   path p = "foo.bar.baz.tar";
  35   std::vector<std::string> v;
  36   for (; !p.extension().empty(); p = p.stem())
  37     v.push_back(p.extension().native());
  38   VERIFY( v.at(0) == ".tar" );
  39   VERIFY( v.at(1) == ".baz" );
  40   VERIFY( v.at(2) == ".bar" );
  41
  42   VERIFY( path(".hidden").stem() == path() );
  43
  44   VERIFY( path().stem() == path() );
  45   VERIFY( path(".").stem() == path(".") );
  46   VERIFY( path("..").stem() == path("..") );
  47 }
  48
  49 int
  50 main()
  51 {
  52   test01();
  53 }