1// 1999-07-01 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// 21.3.7.9 inserters and extractors
21
22// NB: This file is predicated on sstreams, istreams, and ostreams
23// working, not to mention other major details like char_traits, and
24// all of the string class.
25
26#include <string>
27#include <stdexcept>
28#include <sstream>
29#include <fstream>
30#include <iostream>
31#include <testsuite_hooks.h>
32
33bool test01(void)
34{
35  bool test __attribute__((unused)) = true;
36  typedef std::string::size_type csize_type;
37  typedef std::string::const_reference cref;
38  typedef std::string::reference ref;
39
40  const std::string str01("sailing grand traverse bay\n"
41	       "\t\t\t    from Elk Rapids to the point reminds me of miles");
42  const std::string str02("sailing");
43  const std::string str03("grand");
44  const std::string str04("traverse");
45  const std::string str05;
46  std::string str10;
47
48  // istream& operator>>(istream&, string&)
49  std::istringstream istrs01(str01);
50  istrs01 >> str10;
51  VERIFY( str10 == str02 );
52  try
53    {
54      std::istringstream::int_type i01 = istrs01.peek(); //a-boo
55      VERIFY( std::istringstream::traits_type::to_char_type(i01) == ' ' );
56    }
57  catch(std::exception& fail)
58    {
59      VERIFY( false ); // shouldn't throw
60    }
61
62  istrs01.clear();
63  istrs01 >> str10;
64  VERIFY( str10 == str03 );
65  istrs01.clear();
66  istrs01 >> str10;
67  VERIFY( str10 == str04 ); // sentry picks out the white spaces. .
68
69  std::istringstream istrs02(str05); // empty
70  istrs02 >> str10;
71  VERIFY( str10 == str04 );
72
73  // istream& getline(istream&, string&, char)
74  // istream& getline(istream&, string&)
75  try
76    {
77      istrs01.clear();
78      getline(istrs01, str10);
79      VERIFY( !istrs01.fail() );
80      VERIFY( !istrs01.eof() );
81      VERIFY( istrs01.good() );
82      VERIFY( str10 == " bay" );
83    }
84  catch(std::exception& fail)
85    {
86      VERIFY( false ); // shouldn't throw
87    }
88
89  try
90    {
91      istrs01.clear();
92      getline(istrs01, str10,'\t');
93      VERIFY( !istrs01.fail() );
94      VERIFY( !istrs01.eof() );
95      VERIFY( istrs01.good() );
96      VERIFY( str10 == str05 );
97    }
98  catch(std::exception& fail)
99    {
100      VERIFY( false ); // shouldn't throw
101    }
102
103  try
104    {
105      istrs01.clear();
106      getline(istrs01, str10,'\t');
107      VERIFY( !istrs01.fail() );
108      VERIFY( !istrs01.eof() );
109      VERIFY( istrs01.good() );
110      VERIFY( str10 == str05 );
111    }
112  catch(std::exception& fail)
113    {
114      VERIFY( false ); // shouldn't throw
115    }
116
117  try
118    {
119      istrs01.clear();
120      getline(istrs01, str10, '.');
121      VERIFY( !istrs01.fail() );
122      VERIFY( istrs01.eof() );
123      VERIFY( !istrs01.good() );
124      VERIFY( str10 == "\t    from Elk Rapids to the point reminds me of miles" );
125    }
126  catch(std::exception& fail)
127    {
128      VERIFY( false ); // shouldn't throw
129    }
130
131  try
132    {
133      getline(istrs02, str10);
134      VERIFY( istrs02.fail() );
135      VERIFY( istrs02.eof() );
136      VERIFY( str10 =="\t    from Elk Rapids to the point reminds me of miles" );
137    }
138  catch(std::exception& fail)
139    {
140      VERIFY( false ); // shouldn't throw
141    }
142
143  // ostream& operator<<(ostream&, const basic_string&)
144  std::ostringstream ostrs01;
145  try
146    {
147      ostrs01 << str01;
148      VERIFY( ostrs01.str() == str01 );
149    }
150  catch(std::exception& fail)
151    {
152      VERIFY( false );
153    }
154
155  std::string hello_world;
156  std::cout << hello_world;
157  return test;
158}
159
160int main()
161{
162  test01();
163  return 0;
164}
165