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1 | // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> | |
2 | ||
3 | // Copyright (C) 2001-2021 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 | // 27.7.1.3 Overridden virtual functions | |
21 | ||
22 | // { dg-require-fileio "" } | |
23 | ||
24 | #include <fstream> | |
25 | #include <testsuite_hooks.h> | |
26 | ||
27 | void test02(std::filebuf& in, bool pass) | |
28 | { | |
29 | using namespace std; | |
30 | typedef streambuf::pos_type pos_type; | |
31 | typedef streambuf::off_type off_type; | |
32 | pos_type bad = pos_type(off_type(-1)); | |
33 | pos_type p = 0; | |
34 | ||
35 | // seekpos | |
36 | p = in.pubseekpos(0, ios_base::in); | |
37 | VERIFY( pass == (p != bad) ); // See libstdc++/12232 | |
38 | ||
39 | p = in.pubseekpos(0, ios_base::out); | |
40 | VERIFY( pass == (p != bad) ); | |
41 | ||
42 | p = in.pubseekpos(0); | |
43 | VERIFY( pass == (p != bad) ); | |
44 | } | |
45 | ||
46 | const char name_01[] = "filebuf_virtuals-1.tst"; // file with data in it | |
47 | const char name_03[] = "filebuf_members-1.tst"; // empty file | |
48 | ||
49 | int main() | |
50 | { | |
51 | using namespace std; | |
52 | ||
53 | filebuf out1; | |
54 | out1.open(name_01, ios_base::out); | |
55 | filebuf out2; | |
56 | filebuf out3; | |
57 | out3.open(name_03, ios_base::out); | |
58 | test02(out1, true); | |
59 | test02(out2, false); | |
60 | test02(out3, true); | |
61 | return 0; | |
62 | } |