libstdc++-v3/testsuite/28_regex/traits/wchar_t/isctype.cc

   1 // { dg-do run { target c++11 } }
   2 // { dg-additional-options "-DNEWLINE_IN_CLASS_BLANK" { target newlib } }
   3
   4 // Copyright (C) 2010-2018 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 // 28.3 Requirements [re.req]
  22 // 28.2(4) Table 127 - Regular expression traits class requirements
  23 // 28.7(11) Class template regex_traits [re.traits]
  24
  25 #include <regex>
  26 #include <testsuite_hooks.h>
  27
  28 void
  29 test01()
  30 {
  31   typedef wchar_t CharT;
  32   typedef std::regex_traits<CharT> traits;
  33
  34   const CharT lower[]   = L"lOWer";
  35   const CharT upper[]   = L"UPPER";
  36   const CharT nothing[] = L"nothing";
  37   const CharT word[]    = L"w";
  38   const CharT blank[]   = L"blank";
  39   const CharT digit[]   = L"digit";
  40   traits t;
  41
  42 #define range(s) s, s+sizeof(s)/sizeof(s[0])-1
  43   VERIFY( t.isctype(L'_', t.lookup_classname(range(word))));
  44   VERIFY( t.isctype(L'A', t.lookup_classname(range(word))));
  45   VERIFY(!t.isctype(L'~', t.lookup_classname(range(word))));
  46   VERIFY(!t.isctype(L'e', t.lookup_classname(range(upper))));
  47   VERIFY( t.isctype(L'e', t.lookup_classname(range(lower))));
  48   VERIFY(!t.isctype(L'e', t.lookup_classname(range(nothing))));
  49   VERIFY(!t.isctype(L'_', t.lookup_classname(range(digit))));
  50   VERIFY( t.isctype(L' ', t.lookup_classname(range(blank))));
  51   VERIFY( t.isctype(L'\t', t.lookup_classname(range(blank))));
  52 #if defined (NEWLINE_IN_CLASS_BLANK)
  53   /* On some targets, '\n' is in class 'blank'.
  54      See https://gcc.gnu.org/ml/gcc-patches/2015-02/msg00059.html.  */
  55   VERIFY( t.isctype(L'\n', t.lookup_classname(range(blank))));
  56 #else
  57   VERIFY(!t.isctype(L'\n', t.lookup_classname(range(blank))));
  58 #endif
  59   VERIFY( t.isctype(L't', t.lookup_classname(range(upper), true)));
  60   VERIFY( t.isctype(L'T', t.lookup_classname(range(lower), true)));
  61 #undef range
  62 }
  63
  64 int main()
  65 {
  66   test01();
  67   return 0;
  68 }