libcxx/test/std/localization/locales/locale.convenience/classification/isalpha.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // <locale>
  10
  11 // template <class charT> bool isalpha (charT c, const locale& loc);
  12
  13 #include <locale>
  14 #include <cassert>
  15
  16 #include "test_macros.h"
  17
  18 int main(int, char**)
  19 {
  20     std::locale l;
  21     assert(!std::isalpha(' ', l));
  22     assert(!std::isalpha('<', l));
  23     assert(!std::isalpha('\x8', l));
  24     assert( std::isalpha('A', l));
  25     assert( std::isalpha('a', l));
  26     assert( std::isalpha('z', l));
  27     assert(!std::isalpha('3', l));
  28     assert(!std::isalpha('.', l));
  29     assert( std::isalpha('f', l));
  30     assert(!std::isalpha('9', l));
  31     assert(!std::isalpha('+', l));
  32
  33   return 0;
  34 }