1// 981208 bkoz test functionality of basic_stringbuf for char_type == char
2
3// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2009
4// Free Software Foundation, Inc.
5//
6// This file is part of the GNU ISO C++ Library.  This library is free
7// software; you can redistribute it and/or modify it under the
8// terms of the GNU General Public License as published by the
9// Free Software Foundation; either version 3, or (at your option)
10// any later version.
11
12// This library is distributed in the hope that it will be useful,
13// but WITHOUT ANY WARRANTY; without even the implied warranty of
14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15// GNU General Public License for more details.
16
17// You should have received a copy of the GNU General Public License along
18// with this library; see the file COPYING3.  If not see
19// <http://www.gnu.org/licenses/>.
20
21#include <sstream>
22#include <testsuite_hooks.h>
23
24std::string str_01("mykonos. . . or what?");
25std::string str_02("paris, or sainte-maxime?");
26std::string str_03;
27std::stringbuf strb_01(str_01);
28std::stringbuf strb_02(str_02, std::ios_base::in);
29std::stringbuf strb_03(str_03, std::ios_base::out);
30
31// test member functions
32void test03()
33{
34  bool test __attribute__((unused)) = true;
35
36  //stringbuf::str()
37  VERIFY( strb_01.str() == str_01 );
38  VERIFY( strb_02.str() == str_02 );
39  VERIFY( strb_03.str() == str_03 );
40
41  //stringbuf::str(string&)
42  strb_03.str("none of the above, go to the oberoi in cairo, egypt.");
43  strb_03.str(str_01);
44  std::streamsize d1 = strb_01.in_avail();
45  std::streamsize d2 = strb_03.in_avail();
46  VERIFY( d1 ); // non-zero
47  VERIFY( d2 == -1 ); // -1, cuz ios_base::out
48  VERIFY( d1 != d2 ); //these should be the same
49  VERIFY( static_cast<std::streamsize>(str_01.length()) == d1 );
50  VERIFY( strb_01.str() == strb_03.str() ); //ditto
51
52  // stringbuf::str(string&) and stringbuf::stringbuf(string&), where the
53  // string in question contains embedded NUL characters.  Note that in this
54  // embedded-NUL situation, the size must be passed to the string ctor.
55  std::string str_nulls ("eschew \0 obfuscation", 20);  // tested in 21_strings
56  std::stringbuf strb_normal (str_01);
57  std::stringbuf strb_nulls (str_nulls);
58  strb_normal.str(str_nulls);  // tried using 'strb_01' rather than declaring
59                               // another variable, but then test04 broke!
60  VERIFY( strb_nulls.in_avail() == static_cast<std::streamsize>(str_nulls.size())  );
61  VERIFY( strb_nulls.str().size() == 20 );
62  VERIFY( strb_normal.in_avail() == static_cast<std::streamsize>(str_nulls.size()) );
63}
64
65int main()
66{
67  test03();
68  return 0;
69}
70
71
72
73// more candy!!!
74