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

   1 // { dg-do run { target c++17 } }
   2
   3 // Copyright (C) 2016-2024 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 <testsuite_string.h>
  28 #include <testsuite_hooks.h>
  29
  30 void
  31 test03()
  32 {
  33   std::string_view str1("bar");
  34   __gnu_test::string str2("foobar");
  35
  36   auto x = str2.find(str1);
  37   VERIFY (x == 3);
  38
  39   x = str2.find(str1, 1);
  40   VERIFY (x == 3);
  41
  42   str2 = "barbar";
  43   x = str2.rfind(str1);
  44   VERIFY (x == 3);
  45
  46   x = str2.rfind(str1, 0);
  47   VERIFY (x == 0);
  48
  49   x = str2.rfind(str1, 3);
  50   VERIFY (x == 3);
  51
  52   str2 = "foobarxyz";
  53   str1 = "zyx";
  54   x = str2.find_first_of(str1);
  55   VERIFY (x == 6);
  56
  57   str2 = "foobarxyzfooxyz";
  58   x = str2.find_first_of(str1);
  59   VERIFY (x == 6);
  60   x = str2.find_first_of(str1, 9);
  61   VERIFY (x == 12);
  62   x = str2.find_last_of(str1);
  63   VERIFY (x == 14);
  64   x = str2.find_last_of(str1, 10);
  65   VERIFY (x == 8);
  66
  67   str2 = "abcabcabcxxx";
  68   str1 = "cba";
  69   x = str2.find_first_not_of(str1);
  70   VERIFY (x == 9);
  71
  72   str2 = "abcabcabcxxxabcabcxxx";
  73   x = str2.find_first_not_of(str1, 12);
  74   VERIFY (x == 18);
  75
  76   str1 = "x";
  77   x = str2.find_last_not_of(str1);
  78   VERIFY (x == 17);
  79   x = str2.find_last_not_of(str1, 11);
  80   VERIFY (x == 8);
  81 }
  82
  83 int main()
  84 {
  85   test03();
  86   return 0;
  87 }