libstdc++-v3/testsuite/21_strings/basic_string/operations/find/wchar_t/5.cc

   1 // { dg-options "-std=gnu++17" }
   2
   3 // Copyright (C) 2016 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // [string::find]
  21 // [string::rfind]
  22 // [string::find.first.of]
  23 // [string::find.last.of]
  24 // [string::find.first.not.of]
  25 // [string::find.last.not.of]
  26
  27 #include <string>
  28 #include <testsuite_hooks.h>
  29
  30 void
  31 test03()
  32 {
  33   bool test __attribute__((unused)) = true;
  34   std::wstring_view str1(L"bar");
  35   std::wstring str2(L"foobar");
  36
  37   auto x = str2.find(str1);
  38   VERIFY (x == 3);
  39
  40   x = str2.find(str1, 1);
  41   VERIFY (x == 3);
  42
  43   str2 = L"barbar";
  44   x = str2.rfind(str1);
  45   VERIFY (x == 3);
  46
  47   x = str2.rfind(str1, 0);
  48   VERIFY (x == 0);
  49
  50   x = str2.rfind(str1, 3);
  51   VERIFY (x == 3);
  52
  53   str2 = L"foobarxyz";
  54   str1 = L"zyx";
  55   x = str2.find_first_of(str1);
  56   VERIFY (x == 6);
  57
  58   str2 = L"foobarxyzfooxyz";
  59   x = str2.find_first_of(str1);
  60   VERIFY (x == 6);
  61   x = str2.find_first_of(str1, 9);
  62   VERIFY (x == 12);
  63   x = str2.find_last_of(str1);
  64   VERIFY (x == 14);
  65   x = str2.find_last_of(str1, 10);
  66   VERIFY (x == 8);
  67
  68   str2 = L"abcabcabcxxx";
  69   str1 = L"cba";
  70   x = str2.find_first_not_of(str1);
  71   VERIFY (x == 9);
  72
  73   str2 = L"abcabcabcxxxabcabcxxx";
  74   x = str2.find_first_not_of(str1, 12);
  75   VERIFY (x == 18);
  76
  77   str1 = L"x";
  78   x = str2.find_last_not_of(str1);
  79   VERIFY (x == 17);
  80   x = str2.find_last_not_of(str1, 11);
  81   VERIFY (x == 8);
  82 }
  83
  84 int main()
  85 {
  86   test03();
  87   return 0;
  88 }