libcxx/test/std/re/re.traits/transform_primary.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 // NetBSD does not support LC_COLLATE at the moment
  10 // XFAIL: netbsd
  11
  12 // XFAIL: LIBCXX-AIX-FIXME
  13 // XFAIL: LIBCXX-FREEBSD-FIXME
  14
  15 // REQUIRES: locale.cs_CZ.ISO8859-2
  16
  17 // <regex>
  18
  19 // template <class charT> struct regex_traits;
  20
  21 // template <class ForwardIterator>
  22 //   string_type
  23 //   transform_primary(ForwardIterator first, ForwardIterator last) const;
  24
  25 #include <regex>
  26 #include <cassert>
  27
  28 #include "test_macros.h"
  29 #include "test_iterators.h"
  30 #include "platform_support.h" // locale name macros
  31
  32 int main(int, char**)
  33 {
  34     {
  35         std::regex_traits<char> t;
  36         const char A[] = "A";
  37         const char Aacute[] = "\xC1";
  38         typedef forward_iterator<const char*> F;
  39         assert(t.transform_primary(F(A), F(A+1)) !=
  40                t.transform_primary(F(Aacute), F(Aacute+1)));
  41         t.imbue(std::locale(LOCALE_cs_CZ_ISO8859_2));
  42         assert(t.transform_primary(F(A), F(A+1)) ==
  43                t.transform_primary(F(Aacute), F(Aacute+1)));
  44     }
  45 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
  46     {
  47         std::regex_traits<wchar_t> t;
  48         const wchar_t A[] = L"A";
  49         const wchar_t Aacute[] = L"\xC1";
  50         typedef forward_iterator<const wchar_t*> F;
  51         assert(t.transform_primary(F(A), F(A+1)) !=
  52                t.transform_primary(F(Aacute), F(Aacute+1)));
  53         t.imbue(std::locale(LOCALE_cs_CZ_ISO8859_2));
  54         assert(t.transform_primary(F(A), F(A+1)) ==
  55                t.transform_primary(F(Aacute), F(Aacute+1)));
  56     }
  57 #endif
  58
  59   return 0;
  60 }