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a2febbfb | 1 | // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> |
517d2931 | 2 | |
f1717362 | 3 | // Copyright (C) 2001-2016 Free Software Foundation, Inc. |
517d2931 | 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 | |
6bc9506f | 8 | // Free Software Foundation; either version 3, or (at your option) |
517d2931 | 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 | |
6bc9506f | 17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
517d2931 | 19 | |
a2febbfb | 20 | // 27.8.1.4 Overridden virtual functions |
21 | ||
22 | #include <fstream> | |
517d2931 | 23 | #include <testsuite_hooks.h> |
f492015b | 24 | #include <testsuite_io.h> |
517d2931 | 25 | |
f492015b | 26 | // @require@ %-*.tst %-*.txt |
27 | // @diff@ %-*.tst %*.txt | |
517d2931 | 28 | |
f492015b | 29 | const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it |
30 | ||
31 | void test05() | |
517d2931 | 32 | { |
33 | using namespace std; | |
56dcf3cc | 34 | using namespace __gnu_test; |
f492015b | 35 | |
36 | typedef filebuf::int_type int_type; | |
37 | typedef filebuf::traits_type traits_type; | |
38 | ||
f8ef786c | 39 | bool test __attribute__((unused)) = true; |
40 | int_type c3; | |
f492015b | 41 | |
42 | // int_type sputc(char_type c) | |
43 | // if out_cur not avail, return overflow(traits_type::to_int_type(c)) | |
44 | // else, stores c at out_cur, | |
45 | // increments out_cur, and returns c as int_type | |
517d2931 | 46 | |
f492015b | 47 | // in |
48 | { | |
49 | constraint_filebuf fb_01; | |
50 | fb_01.open(name_01, ios_base::in); | |
51 | VERIFY( !fb_01.write_position() ); | |
52 | c3 = fb_01.sputc('a'); | |
53 | VERIFY( c3 == traits_type::eof() ); | |
54 | VERIFY( !fb_01.write_position() ); | |
55 | } | |
517d2931 | 56 | } |
57 | ||
f8ef786c | 58 | int main() |
517d2931 | 59 | { |
f492015b | 60 | test05(); |
517d2931 | 61 | return 0; |
62 | } |