libstdc++-v3/testsuite/experimental/string/erasure.cc

   1 // { dg-do run { target c++14 } }
   2
   3 // Copyright (C) 2015-2017 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 #include <experimental/string>
  21 #include <testsuite_hooks.h>
  22
  23 void
  24 test01()
  25 {
  26   auto is_vowel = [](const char c)
  27   {
  28     return c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u';
  29   };
  30
  31   std::string str("cute fluffy kittens");
  32   std::experimental::erase_if(str, is_vowel);
  33   VERIFY( str == "ct flffy kttns" );
  34 }
  35
  36 void
  37 test02()
  38 {
  39   std::string str = "cute fluffy kittens";
  40   std::experimental::erase(str, 'f');
  41   VERIFY( str == "cute luy kittens" );
  42   std::experimental::erase(str, 'z');
  43   VERIFY( str == "cute luy kittens" );
  44 }
  45
  46 int
  47 main()
  48 {
  49   test01();
  50   test02();
  51
  52   return 0;
  53 }