libstdc++-v3/testsuite/21_strings/basic_string/operations/starts_with/wchar_t.cc

   1 // { dg-options "-std=gnu++2a" }
   2 // { dg-do run { target c++2a } }
   3
   4 // Copyright (C) 2018-2023 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 // basic_string begins_with
  22
  23 #include <testsuite_string.h>
  24 #include <testsuite_hooks.h>
  25
  26 void
  27 test01()
  28 {
  29   const wchar_t cstr_dir[] = L"slugs/";
  30   const std::wstring_view sv_dir(L"slugs/");
  31   const wchar_t cstr_dir2[] = L"worms/";
  32   const std::wstring_view sv_dir2(L"worms/");
  33
  34   const __gnu_test::wstring s_test(L"slugs/slimy.jpg");
  35
  36   const auto cstr_in_slugs = s_test.starts_with(cstr_dir);
  37   VERIFY( cstr_in_slugs );
  38   const auto sv_in_slugs = s_test.starts_with(sv_dir);
  39   VERIFY( sv_in_slugs );
  40   const auto char_s = s_test.starts_with(L's');
  41   VERIFY( char_s );
  42
  43   const auto cstr_in_worms = s_test.starts_with(cstr_dir2);
  44   VERIFY( !cstr_in_worms );
  45   const auto sv_in_worms = s_test.starts_with(sv_dir2);
  46   VERIFY( !sv_in_worms );
  47   const auto char_w = s_test.starts_with(L'w');
  48   VERIFY( !char_w );
  49 }
  50
  51 int
  52 main()
  53 {
  54   test01();
  55   return 0;
  56 }