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

   1 // Copyright (C) 2016-2023 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 "-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 #include <testsuite_allocator.h>
  26
  27 template<typename C>
  28   using alloc = __gnu_test::uneq_allocator<C>;
  29
  30 void
  31 test01()
  32 {
  33   using namespace std::experimental::filesystem;
  34   path p;
  35
  36   auto str = p.string<char>(alloc<char>(1));
  37   VERIFY( str == "" );
  38   VERIFY( str.get_allocator() == alloc<char>(1) );
  39
  40 #ifdef _GLIBCXX_USE_CHAR8_T
  41   auto str8 = p.string<char8_t>(alloc<char8_t>(1));
  42   VERIFY( str8 == u8"" );
  43   VERIFY( str8.get_allocator() == alloc<char8_t>(1) );
  44 #endif
  45
  46 #ifdef _GLIBCXX_USE_WCHAR_T
  47   auto strw = p.string<wchar_t>(alloc<wchar_t>(2));
  48   VERIFY( strw == L"" );
  49   VERIFY( strw.get_allocator() == alloc<wchar_t>(2) );
  50 #endif
  51
  52   auto str16 = p.string<char16_t>(alloc<char16_t>(3));
  53   VERIFY( str16 == u"" );
  54   VERIFY( str16.get_allocator() == alloc<char16_t>(3) );
  55
  56   auto str32 = p.string<char32_t>(alloc<char32_t>(4));
  57   VERIFY( str32 == U"" );
  58   VERIFY( str32.get_allocator() == alloc<char32_t>(4) );
  59 }
  60
  61 void
  62 test02()
  63 {
  64   using namespace std::experimental::filesystem;
  65   path p = "abcdefghijklmnopqrstuvwxyz";
  66
  67   auto str = p.string<char>(alloc<char>(1));
  68   VERIFY( str == "abcdefghijklmnopqrstuvwxyz" );
  69   VERIFY( str.get_allocator() == alloc<char>(1) );
  70
  71 #ifdef _GLIBCXX_USE_CHAR8_T
  72   auto str8 = p.string<char8_t>(alloc<char8_t>(1));
  73   VERIFY( str8 == u8"abcdefghijklmnopqrstuvwxyz" );
  74   VERIFY( str8.get_allocator() == alloc<char8_t>(1) );
  75 #endif
  76
  77 #ifdef _GLIBCXX_USE_WCHAR_T
  78   auto strw = p.string<wchar_t>(alloc<wchar_t>(2));
  79   VERIFY( strw == L"abcdefghijklmnopqrstuvwxyz" );
  80   VERIFY( strw.get_allocator() == alloc<wchar_t>(2) );
  81 #endif
  82
  83   auto str16 = p.string<char16_t>(alloc<char16_t>(3));
  84   VERIFY( str16 == u"abcdefghijklmnopqrstuvwxyz" );
  85   VERIFY( str16.get_allocator() == alloc<char16_t>(3) );
  86
  87   auto str32 = p.string<char32_t>(alloc<char32_t>(4));
  88   VERIFY( str32 == U"abcdefghijklmnopqrstuvwxyz" );
  89   VERIFY( str32.get_allocator() == alloc<char32_t>(4) );
  90 }
  91
  92 int
  93 main()
  94 {
  95   test01();
  96   test02();
  97 }