1// 981208 bkoz test functionality of basic_stringbuf for char_type == char
2
3// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005
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 2, 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 COPYING.  If not, write to the Free
19// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
20// USA.
21
22#include <sstream>
23#include <testsuite_hooks.h>
24
25std::string str_01("mykonos. . . or what?");
26std::string str_02("paris, or sainte-maxime?");
27std::string str_03;
28std::stringbuf strb_01(str_01);
29std::stringbuf strb_02(str_02, std::ios_base::in);
30std::stringbuf strb_03(str_03, std::ios_base::out);
31
32// test member functions
33void test03()
34{
35  bool test __attribute__((unused)) = true;
36
37  //stringbuf::str()
38  VERIFY( strb_01.str() == str_01 );
39  VERIFY( strb_02.str() == str_02 );
40  VERIFY( strb_03.str() == str_03 );
41
42  //stringbuf::str(string&)
43  strb_03.str("none of the above, go to the oberoi in cairo, egypt.");
44  strb_03.str(str_01);
45  std::streamsize d1 = strb_01.in_avail();
46  std::streamsize d2 = strb_03.in_avail();
47  VERIFY( d1 ); // non-zero
48  VERIFY( d2 == -1 ); // -1, cuz ios_base::out
49  VERIFY( d1 != d2 ); //these should be the same
50  VERIFY( static_cast<std::streamsize>(str_01.length()) == d1 );
51  VERIFY( strb_01.str() == strb_03.str() ); //ditto
52
53  // stringbuf::str(string&) and stringbuf::stringbuf(string&), where the
54  // string in question contains embedded NUL characters.  Note that in this
55  // embedded-NUL situation, the size must be passed to the string ctor.
56  std::string str_nulls ("eschew \0 obfuscation", 20);  // tested in 21_strings
57  std::stringbuf strb_normal (str_01);
58  std::stringbuf strb_nulls (str_nulls);
59  strb_normal.str(str_nulls);  // tried using 'strb_01' rather than declaring
60                               // another variable, but then test04 broke!
61  VERIFY( strb_nulls.in_avail() == static_cast<std::streamsize>(str_nulls.size())  );
62  VERIFY( strb_nulls.str().size() == 20 );
63  VERIFY( strb_normal.in_avail() == static_cast<std::streamsize>(str_nulls.size()) );
64}
65
66int main()
67{
68  test03();
69  return 0;
70}
71
72
73
74// more candy!!!
75