libstdc++-v3/testsuite/experimental/filesystem/path/concat/path.cc

   1 // { dg-options "-DUSE_FILESYSTEM_TS -lstdc++fs" }
   2 // { dg-do run { target c++11 } }
   3 // { dg-require-filesystem-ts "" }
   4
   5 // Copyright (C) 2014-2020 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 // 8.4.4 path concatenation [path.concat]
  23
  24 #include <experimental/filesystem>
  25 #include <testsuite_hooks.h>
  26 #include <testsuite_fs.h>
  27
  28 using std::experimental::filesystem::path;
  29
  30 void
  31 test01()
  32 {
  33   const path p("/foo/bar");
  34
  35   path pp = p;
  36   pp += p;
  37   VERIFY( pp.string() == "/foo/bar/foo/bar" );
  38   VERIFY( std::distance(pp.begin(), pp.end()) == 5 );
  39
  40   path q("foo/bar");
  41
  42   path qq = q;
  43   qq += q;
  44   VERIFY( qq.string() == "foo/barfoo/bar" );
  45   VERIFY( std::distance(qq.begin(), qq.end()) == 3 );
  46
  47   q += p;
  48   VERIFY( q.string() == "foo/bar/foo/bar" );
  49   VERIFY( std::distance(q.begin(), q.end()) == 4 );
  50 }
  51
  52 void
  53 test02()
  54 {
  55   for (path p : __gnu_test::test_paths)
  56   {
  57     auto prior_native = p.native();
  58     path x("//blah/di/blah");
  59     p += x;
  60     VERIFY( p.native() == prior_native + x.native() );
  61   }
  62 }
  63
  64 int
  65 main()
  66 {
  67   test01();
  68   test02();
  69 }