libcxx/test/std/depr/depr.str.strstreams/depr.strstreambuf/depr.strstreambuf.cons/default.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 // <strstream>
  10
  11 // class strstreambuf
  12
  13 // explicit strstreambuf(streamsize alsize_arg = 0);
  14
  15 #include <strstream>
  16 #include <cassert>
  17
  18 #include "test_macros.h"
  19
  20 int main(int, char**)
  21 {
  22     {
  23         std::strstreambuf s;
  24         assert(s.str() == nullptr);
  25         assert(s.pcount() == 0);
  26     }
  27     {
  28         std::strstreambuf s(1024);
  29         LIBCPP_ASSERT(s.str() == nullptr);
  30         assert(s.pcount() == 0);
  31     }
  32
  33   return 0;
  34 }