1// 1999-07-26 bkoz
2
3// Copyright (C) 1999-2015 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library.  This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 3, or (at your option)
9// any later version.
10
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14// GNU General Public License for more details.
15
16// You should have received a copy of the GNU General Public License along
17// with this library; see the file COPYING3.  If not see
18// <http://www.gnu.org/licenses/>.
19
20// 27.6.1.2.3 character extractors
21
22#include <istream>
23#include <sstream>
24#include <testsuite_hooks.h>
25
26void test02()
27{
28  typedef std::ios::traits_type ctraits_type;
29
30  bool test __attribute__((unused)) = true;
31  std::string str_01;
32  const std::string str_02("or coltrane playing tunji with jimmy garrison");
33  const std::string str_03("coltrane");
34
35  std::stringbuf isbuf_01(std::ios_base::in);
36  std::stringbuf isbuf_02(str_02, std::ios_base::in);
37  std::istream is_01(0);
38  std::istream is_02(&isbuf_02);
39  std::ios_base::iostate state1, state2, statefail;
40  statefail = std::ios_base::failbit;
41
42  // template<_CharT, _Traits>
43  //  basic_istream& operator>>(istream&, _CharT&)
44  char c1 = 'c', c2 = 'c';
45  state1 = is_01.rdstate();
46  is_01 >> c1;
47  state2 = is_01.rdstate();
48  VERIFY( state1 != state2 );
49  VERIFY( c1 == c2 );
50  VERIFY( static_cast<bool>(state2 & statefail) );
51
52  state1 = is_02.rdstate();
53  is_02 >> c1;
54  state2 = is_02.rdstate();
55  VERIFY( state1 == state2 );
56  VERIFY( c1 == 'o' );
57  is_02 >> c1;
58  is_02 >> c1;
59  VERIFY( c1 == 'c' );
60  VERIFY( !static_cast<bool>(state2 & statefail) );
61
62  // template<_CharT, _Traits>
63  //  basic_istream& operator>>(istream&, unsigned char&)
64  unsigned char uc1 = 'c';
65  state1 = is_02.rdstate();
66  is_02 >> uc1;
67  state2 = is_02.rdstate();
68  VERIFY( state1 == state2 );
69  VERIFY( uc1 == 'o' );
70  is_02 >> uc1;
71  is_02 >> uc1;
72  VERIFY( uc1 == 't' );
73
74  // template<_CharT, _Traits>
75  //  basic_istream& operator>>(istream&, signed char&)
76  signed char sc1 = 'c';
77  state1 = is_02.rdstate();
78  is_02 >> sc1;
79  state2 = is_02.rdstate();
80  VERIFY( state1 == state2 );
81  VERIFY( sc1 == 'r' );
82  is_02 >> sc1;
83  is_02 >> sc1;
84  VERIFY( sc1 == 'n' );
85}
86
87int main()
88{
89  test02();
90  return 0;
91}
92