libstdc++-v3/testsuite/27_io/filesystem/path/native/alloc.cc

   1 // Copyright (C) 2016-2019 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 "-std=gnu++17" }
  19 // { dg-do run { target c++17 } }
  20
  21 #include <filesystem>
  22 #include <string>
  23 #include <testsuite_hooks.h>
  24 #include <testsuite_allocator.h>
  25
  26 template<typename C>
  27   using alloc = __gnu_test::uneq_allocator<C>;
  28
  29 void
  30 test01()
  31 {
  32   using namespace std::filesystem;
  33   path p;
  34
  35   auto str = p.string<char>(alloc<char>(1));
  36   VERIFY( str == "" );
  37   VERIFY( str.get_allocator() == alloc<char>(1) );
  38
  39 #ifdef _GLIBCXX_USE_CHAR8_T
  40   auto str8 = p.string<char8_t>(alloc<char8_t>(1));
  41   VERIFY( str8 == u8"" );
  42   VERIFY( str8.get_allocator() == alloc<char8_t>(1) );
  43 #endif
  44
  45   auto strw = p.string<wchar_t>(alloc<wchar_t>(2));
  46   VERIFY( strw == L"" );
  47   VERIFY( strw.get_allocator() == alloc<wchar_t>(2) );
  48
  49   auto str16 = p.string<char16_t>(alloc<char16_t>(3));
  50   VERIFY( str16 == u"" );
  51   VERIFY( str16.get_allocator() == alloc<char16_t>(3) );
  52
  53   auto str32 = p.string<char32_t>(alloc<char32_t>(4));
  54   VERIFY( str32 == U"" );
  55   VERIFY( str32.get_allocator() == alloc<char32_t>(4) );
  56 }
  57
  58 void
  59 test02()
  60 {
  61   using namespace std::filesystem;
  62   path p = "abcdefghijklmnopqrstuvwxyz";
  63
  64   auto str = p.string<char>(alloc<char>(1));
  65   VERIFY( str == "abcdefghijklmnopqrstuvwxyz" );
  66   VERIFY( str.get_allocator() == alloc<char>(1) );
  67
  68 #ifdef _GLIBCXX_USE_CHAR8_T
  69   auto str8 = p.string<char8_t>(alloc<char8_t>(1));
  70   VERIFY( str8 == u8"abcdefghijklmnopqrstuvwxyz" );
  71   VERIFY( str8.get_allocator() == alloc<char8_t>(1) );
  72 #endif
  73
  74   auto strw = p.string<wchar_t>(alloc<wchar_t>(2));
  75   VERIFY( strw == L"abcdefghijklmnopqrstuvwxyz" );
  76   VERIFY( strw.get_allocator() == alloc<wchar_t>(2) );
  77
  78   auto str16 = p.string<char16_t>(alloc<char16_t>(3));
  79   VERIFY( str16 == u"abcdefghijklmnopqrstuvwxyz" );
  80   VERIFY( str16.get_allocator() == alloc<char16_t>(3) );
  81
  82   auto str32 = p.string<char32_t>(alloc<char32_t>(4));
  83   VERIFY( str32 == U"abcdefghijklmnopqrstuvwxyz" );
  84   VERIFY( str32.get_allocator() == alloc<char32_t>(4) );
  85 }
  86
  87 int
  88 main()
  89 {
  90   test01();
  91   test02();
  92 }