libcxx/test/std/iterators/stream.iterators/ostreambuf.iterator/ostreambuf.iter.ops/deref.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 // <iterator>
  10
  11 // class ostreambuf_iterator
  12
  13 // ostreambuf_iterator<charT,traits>& operator*();
  14
  15 #include <iterator>
  16 #include <sstream>
  17 #include <cassert>
  18
  19 #include "test_macros.h"
  20
  21 int main(int, char**)
  22 {
  23     {
  24         std::ostringstream outf;
  25         std::ostreambuf_iterator<char> i(outf);
  26         std::ostreambuf_iterator<char>& iref = *i;
  27         assert(&iref == &i);
  28     }
  29 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
  30     {
  31         std::wostringstream outf;
  32         std::ostreambuf_iterator<wchar_t> i(outf);
  33         std::ostreambuf_iterator<wchar_t>& iref = *i;
  34         assert(&iref == &i);
  35     }
  36 #endif
  37
  38   return 0;
  39 }