1// Copyright (C) 2004-2015 Free Software Foundation, Inc.
2//
3// This file is part of the GNU ISO C++ Library.  This library is free
4// software; you can redistribute it and/or modify it under the
5// terms of the GNU General Public License as published by the
6// Free Software Foundation; either version 3, or (at your option)
7// any later version.
8
9// This library is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12// GNU General Public License for more details.
13
14// You should have received a copy of the GNU General Public License along
15// with this library; see the file COPYING3.  If not see
16// <http://www.gnu.org/licenses/>.
17
18// 27.7.6 member functions (stringstream_members)
19
20#include <sstream>
21#include <testsuite_hooks.h>
22
23void test01()
24{
25  bool test __attribute__((unused)) = true;
26  std::wstringstream is01;
27  const std::wstring str00;
28  const std::wstring str01 = L"123";
29  std::wstring str02;
30  const int i01 = 123;
31  int a = 0, b = 0;
32
33  std::ios_base::iostate state1, state2, stateeof;
34  stateeof = std::ios_base::eofbit;
35
36  // string str() const
37  str02 = is01.str();
38  VERIFY( str00 == str02 );
39
40  // void str(const basic_string&)
41  is01.str(str01);
42  str02 = is01.str();
43  VERIFY( str01 == str02 );
44  state1 = is01.rdstate();
45  is01 >> a;
46  state2 = is01.rdstate();
47  VERIFY( a == i01 );
48  // 22.2.2.1.2 num_get virtual functions
49  // p 13
50  // in any case, if stage 2 processing was terminated by the test for
51  // in == end then err != ios_base::eofbit is performed.
52  VERIFY( state1 != state2 );
53  VERIFY( state2 == stateeof );
54
55  is01.str(str01);
56  is01 >> b;
57  VERIFY( b != a );
58  // as is01.good() is false, istream::sentry blocks extraction.
59
60  is01.clear();
61  state1 = is01.rdstate();
62  is01 >> b;
63  state2 = is01.rdstate();
64  VERIFY( b == a );
65  VERIFY( state1 != state2 );
66  VERIFY( state2 == stateeof );
67}
68
69int main()
70{
71  test01();
72  return 0;
73}
74