projects / thirdparty / gcc.git / blame
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|---|---|---|
| 46c4e5d6 BK |
1 | // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> |
| 2 | ||
| 3 | // Copyright (C) 2001, 2002, 2003 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 2, 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 COPYING. If not, write to the Free | |
| 18 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
| 19 | // USA. | |
| 20 | ||
| 21 | // 27.8.1.4 Overridden virtual functions | |
| 22 | ||
| 23 | #include <fstream> | |
| 24 | #include <testsuite_hooks.h> | |
| 25 | #include <testsuite_io.h> | |
| 26 | ||
| 27 | // @require@ %-*.tst %-*.txt | |
| 28 | // @diff@ %-*.tst %*.txt | |
| 29 | ||
| 30 | const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it | |
| 31 | const char name_03[] = "tmp_sputn_2io.tst"; // empty file, need to create | |
| 32 | ||
| 33 | void test05() | |
| 34 | { | |
| 35 | using namespace std; | |
| aecf642c | 36 | using namespace __gnu_test; |
| 46c4e5d6 BK |
37 | |
| 38 | typedef filebuf::int_type int_type; | |
| 39 | typedef filebuf::traits_type traits_type; | |
| 40 | typedef size_t size_type; | |
| 41 | ||
| 42 | bool test = true; | |
| 43 | streamsize strmsz_1, strmsz_2; | |
| 44 | ||
| 45 | // streamsize sputn(const char_typs* s, streamsize n) | |
| 46 | // write up to n chars to out_cur from s, returning number assigned | |
| 47 | // NB *sputn will happily put '\0' into your stream if you give it a chance* | |
| 48 | ||
| 49 | // in | out | |
| 50 | { | |
| 51 | constraint_filebuf fb_03; | |
| 52 | fb_03.pubsetbuf(0, 0); | |
| 53 | fb_03.open(name_03, ios_base::out | ios_base::in | ios_base::trunc); | |
| 54 | VERIFY( fb_03.unbuffered() ); | |
| 55 | strmsz_1 = fb_03.sputn("racadabras", 10);//"abracadabras or what?" | |
| 56 | VERIFY( strmsz_1 == 10 ); | |
| 57 | strmsz_2 = fb_03.sputn(", i wanna reach out and", 10); | |
| 58 | VERIFY( strmsz_2 == 10 ); | |
| 59 | VERIFY( strmsz_1 == strmsz_2 ); | |
| 60 | VERIFY( fb_03.unbuffered() ); | |
| 61 | } | |
| 62 | } | |
| 63 | ||
| 64 | main() | |
| 65 | { | |
| 66 | test05(); | |
| 67 | return 0; | |
| 68 | } |