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1 // Copyright (C) 2004, 2009, 2010 Free Software Foundation
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)
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.
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/>.
18 // 27.6.1.3 unformatted input functions
22 #include <testsuite_hooks.h>
27 typedef std::char_traits
<wchar_t> traits_type
;
29 bool test
__attribute__((unused
)) = true;
30 const wchar_t str_lit01
[] = L
"\t\t\t sun*ra \n"
32 L
"and his myth science arkestra present\n"
34 L
"angles and demons @ play\n"
36 L
"the nubians of plutonia";
37 std::wstring
str01(str_lit01
);
40 std::wstringbuf
sbuf_04(str01
, std::ios_base::in
);
42 std::wistream
is_00(0);
43 std::wistream
is_04(&sbuf_04
);
44 std::ios_base::iostate state1
, state2
, statefail
, stateeof
;
45 statefail
= std::ios_base::failbit
;
46 stateeof
= std::ios_base::eofbit
;
47 wchar_t carray1
[400] = L
"";
49 // istream& getline(wchar_t* s, streamsize n, wchar_t delim)
50 // istream& getline(wchar_t* s, streamsize n)
51 state1
= is_00
.rdstate();
52 is_00
.getline(carray1
, 20, L
'*');
53 state2
= is_00
.rdstate();
54 // make sure failbit was set, since we couldn't extract
55 // from the null streambuf...
56 VERIFY( state1
!= state2
);
57 VERIFY( static_cast<bool>(state2
& statefail
) );
59 VERIFY( is_04
.gcount() == 0 );
60 state1
= is_04
.rdstate();
61 is_04
.getline(carray1
, 1, L
'\t'); // extracts, throws away
62 state2
= is_04
.rdstate();
63 VERIFY( is_04
.gcount() == 1 );
64 VERIFY( state1
== state2
);
65 VERIFY( state1
== 0 );
66 VERIFY( !traits_type::compare(L
"", carray1
, 1) );
68 state1
= is_04
.rdstate();
69 is_04
.getline(carray1
, 20, L
'*');
70 state2
= is_04
.rdstate();
71 VERIFY( is_04
.gcount() == 10 );
72 VERIFY( state1
== state2
);
73 VERIFY( state1
== 0 );
74 VERIFY( !traits_type::compare(L
"\t\t sun", carray1
, 10) );
76 state1
= is_04
.rdstate();
77 is_04
.getline(carray1
, 20);
78 state2
= is_04
.rdstate();
79 VERIFY( is_04
.gcount() == 4 );
80 VERIFY( state1
== state2
);
81 VERIFY( state1
== 0 );
82 VERIFY( !traits_type::compare(L
"ra ", carray1
, 4) );
84 state1
= is_04
.rdstate();
85 is_04
.getline(carray1
, 65);
86 state2
= is_04
.rdstate();
87 VERIFY( is_04
.gcount() == 64 );
88 VERIFY( state1
!= state2
);
89 VERIFY( state2
== statefail
);
90 VERIFY( !traits_type::compare(
91 L
" and his myth science arkestra presen",
95 state1
= is_04
.rdstate();
96 is_04
.getline(carray1
, 120, L
'|');
97 state2
= is_04
.rdstate();
98 VERIFY( is_04
.gcount() == 106 );
99 VERIFY( state1
!= state2
);
100 VERIFY( state2
== stateeof
);
103 state1
= is_04
.rdstate();
104 is_04
.getline(carray1
, 100, L
'|');
105 state2
= is_04
.rdstate();
106 VERIFY( is_04
.gcount() == 0 );
107 VERIFY( state1
!= state2
);
108 VERIFY( static_cast<bool>(state2
& stateeof
) );
109 VERIFY( static_cast<bool>(state2
& statefail
) );