libstdc++-v3/testsuite/experimental/filesystem/path/native/string.cc

   1 // Copyright (C) 2016-2022 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-options "-DUSE_FILESYSTEM_TS -lstdc++fs" }
  19 // { dg-do run { target c++11 } }
  20 // { dg-require-filesystem-ts "" }
  21
  22 #include <experimental/filesystem>
  23 #include <string>
  24 #include <testsuite_hooks.h>
  25
  26 void
  27 test01()
  28 {
  29   using namespace std::experimental::filesystem;
  30   using string_type = std::basic_string<path::value_type>;
  31   const string_type s{ 'a', 'b', 'c' };
  32   path p(s);
  33
  34   VERIFY( p.native() == s );
  35   VERIFY( p.c_str() == s );
  36   VERIFY( static_cast<string_type>(p) == s );
  37
  38   string_type s2 = p; // implicit conversion
  39   VERIFY( s2 == p.native() );
  40 }
  41
  42 void
  43 test02()
  44 {
  45   using namespace std::experimental::filesystem;
  46   const char* s = "abc";
  47   path p(s);
  48
  49   auto str = p.string<char>();
  50   VERIFY( str == u"abc" );
  51   VERIFY( str == p.string() );
  52
  53 #ifdef _GLIBCXX_USE_WCHAR_T
  54   auto strw = p.string<wchar_t>();
  55   VERIFY( strw == L"abc" );
  56   VERIFY( strw == p.wstring() );
  57 #endif
  58
  59   auto str16 = p.string<char16_t>();
  60   VERIFY( str16 == u"abc" );
  61   VERIFY( str16 == p.u16string() );
  62
  63   auto str32 = p.string<char32_t>();
  64   VERIFY( str32 == U"abc" );
  65   VERIFY( str32 == p.u32string() );
  66 }
  67
  68 void
  69 test03()
  70 {
  71   std::experimental::filesystem::path p;
  72   auto str8 = p.u8string();
  73   VERIFY( str8 == u8"" );
  74   auto str16 = p.u16string();
  75   VERIFY( str16 == u"" );
  76   auto str32 = p.u32string();
  77   VERIFY( str32 == U"" );
  78 }
  79
  80 void
  81 test04()
  82 {
  83   // PR libstdc++/90281
  84   auto p = std::experimental::filesystem::u8path("\xf0\x9d\x84\x9e");
  85   auto str8 = p.u8string();
  86   VERIFY( str8 == u8"\U0001D11E" );
  87   auto str16 = p.u16string();
  88   VERIFY( str16 == u"\U0001D11E" );
  89   auto str32 = p.u32string();
  90   VERIFY( str32 == U"\U0001D11E" );
  91 }
  92
  93 int
  94 main()
  95 {
  96   test01();
  97   test02();
  98   test03();
  99   test04();
 100 }