test/std/strings/char.traits/char.traits.specializations/char.traits.specializations.char32_t/assign3.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 // <string>
  11
  12 // template<> struct char_traits<char32_t>
  13
  14 // static char_type* assign(char_type* s, size_t n, char_type a);
  15
  16 #include <string>
  17 #include <cassert>
  18
  19 int main()
  20 {
  21 #ifndef _LIBCPP_HAS_NO_UNICODE_CHARS
  22     char32_t s2[3] = {0};
  23     assert(std::char_traits<char32_t>::assign(s2, 3, char32_t(5)) == s2);
  24     assert(s2[0] == char32_t(5));
  25     assert(s2[1] == char32_t(5));
  26     assert(s2[2] == char32_t(5));
  27     assert(std::char_traits<char32_t>::assign(NULL, 0, char32_t(5)) == NULL);
  28 #endif  // _LIBCPP_HAS_NO_UNICODE_CHARS
  29 }