1// 1999-08-11 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// 27.6.1.3 unformatted input functions
21
22#include <istream>
23#include <sstream>
24#include <testsuite_hooks.h>
25
26void
27test01()
28{
29  typedef std::ios::traits_type traits_type;
30
31  bool test __attribute__((unused)) = true;
32  const std::string str_01;
33  const std::string str_02("soul eyes: john coltrane quartet");
34  std::string strtmp;
35
36  std::stringbuf isbuf_03(str_02, std::ios_base::in);
37  std::stringbuf isbuf_04(str_02, std::ios_base::in);
38
39  std::istream is_00(0);
40  std::istream is_03(&isbuf_03);
41  std::istream is_04(&isbuf_04);
42  std::ios_base::iostate state1, state2;
43
44  char carray[60] = "";
45
46  // istream& ignore(streamsize n = 1, int_type delim = traits::eof())
47  is_04.read(carray, 9);
48  VERIFY( is_04.peek() == ':' );
49
50  state1 = is_04.rdstate();
51  is_04.ignore();
52  VERIFY( is_04.gcount() == 1 );
53  state2 = is_04.rdstate();
54  VERIFY( state1 == state2 );
55  VERIFY( is_04.peek() == ' ' );
56
57  state1 = is_04.rdstate();
58  is_04.ignore(0);
59  VERIFY( is_04.gcount() == 0 );
60  state2 = is_04.rdstate();
61  VERIFY( state1 == state2 );
62  VERIFY( is_04.peek() == ' ' );
63
64  state1 = is_04.rdstate();
65  is_04.ignore(5, traits_type::to_int_type(' '));
66  VERIFY( is_04.gcount() == 1 );
67  state2 = is_04.rdstate();
68  VERIFY( state1 == state2 );
69  VERIFY( is_04.peek() == 'j' );
70
71  // int_type peek()
72  state1 = is_04.rdstate();
73  VERIFY( is_04.peek() == 'j' );
74  VERIFY( is_04.gcount() == 0 );
75  state2 = is_04.rdstate();
76  VERIFY( state1 == state2 );
77
78  is_04.ignore(30);
79  state1 = is_04.rdstate();
80  VERIFY( is_04.peek() == traits_type::eof() );
81  VERIFY( is_04.gcount() == 0 );
82  state2 = is_04.rdstate();
83  VERIFY( state1 != state2 );
84}
85
86int
87main()
88{
89  test01();
90  return 0;
91}
92