diff options
Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/char/1.cc')
| -rw-r--r-- | libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/char/1.cc | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/char/1.cc deleted file mode 100644 index e448326d76b..00000000000 --- a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/char/1.cc +++ /dev/null @@ -1,137 +0,0 @@ -// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> - -// Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. -// -// This file is part of the GNU ISO C++ Library. This library is free -// software; you can redistribute it and/or modify it under the -// terms of the GNU General Public License as published by the -// Free Software Foundation; either version 2, or (at your option) -// any later version. - -// This library is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. - -// You should have received a copy of the GNU General Public License along -// with this library; see the file COPYING. If not, write to the Free -// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, -// USA. - -// 27.8.1.4 Overridden virtual functions - -#include <fstream> -#include <testsuite_hooks.h> - -// @require@ %-*.tst %-*.txt -// @diff@ %-*.tst %*.txt - -// NB: This test assumes that _M_buf_size == 40, and not the usual -// buffer_size length of BUFSIZ (8192), so that overflow/underflow can be -// simulated a bit more readily. -// NRB (Nota Really Bene): setting it to 40 breaks the test, as intended. -const int buffer_size = 8192; -//const int buffer_size = 40; - -const char name_01[] = "filebuf_virtuals-1.txt"; // empty file, need to create - -class derived_filebuf: public std::filebuf -{ - public: - void - set_size(int_type __size) { _M_buf_size = __size; } -}; - -derived_filebuf fb_03; // in | out - -// Initialize filebufs to be the same size regardless of platform. -void test03() -{ - fb_03.set_size(buffer_size); -} - -// Test overloaded virtual functions. -void test05() -{ - using namespace std; - typedef filebuf::int_type int_type; - typedef filebuf::traits_type traits_type; - typedef filebuf::pos_type pos_type; - typedef filebuf::off_type off_type; - typedef size_t size_type; - - bool test = true; - filebuf f_tmp; - streamsize strmsz_1, strmsz_2; - streamoff strmof_1, strmof_2; - int i = 0, j = 0, k = 0; - - fb_03.open(name_01, ios_base::out | ios_base::in); - - int_type c1; - int_type c2; - int_type c3; - - // seekoff - // pubseekoff(off_type off, ios_base::seekdir way, ios_base::openmode which) - // alters the stream position to off - pos_type pt_1(off_type(-1)); - pos_type pt_2(off_type(0)); - off_type off_1 = 0; - off_type off_2 = 0; - - //IN|OUT - // 27filebuf-3.txt = bd23456789:;<=>?... - //beg - strmsz_1 = fb_03.in_avail(); - pt_1 = fb_03.pubseekoff(2, ios_base::beg); - strmsz_2 = fb_03.in_avail(); - off_1 = pt_1; - VERIFY( off_1 > 0 ); - c1 = fb_03.snextc(); //current in pointer +1 - VERIFY( c1 == '9' ); - c2 = fb_03.sputc('\n'); //current in pointer +1 - c3 = fb_03.sgetc(); - VERIFY( c2 != c3 ); - VERIFY( c3 == '9' ); - fb_03.pubsync(); - c1 = fb_03.sgetc(); - VERIFY( c1 == c3 ); - //cur - // 27filebuf-3.txt = bd2\n456789:;<=>?... - pt_2 = fb_03.pubseekoff(2, ios_base::cur); - off_2 = pt_2; - VERIFY( (off_2 == (off_1 + 2 + 1 + 1)) ); - c1 = fb_03.snextc(); //current in pointer +1 - VERIFY( c1 == '1' ); - c2 = fb_03.sputc('x'); //test current out pointer - c3 = fb_03.sputc('\n'); - c1 = fb_03.sgetc(); - fb_03.pubsync(); - c3 = fb_03.sgetc(); - VERIFY( c1 == c3 ); - //end - // 27filebuf-3.txt = "bd2\n456x\n9" - pt_2 = fb_03.pubseekoff(0, ios_base::end, ios_base::in|ios_base::out); - off_1 = pt_2; - VERIFY( off_1 > off_2 ); //weak, but don't know exactly where it ends - c3 = fb_03.sputc('\n'); - strmsz_1 = fb_03.sputn("because because because. . .", 28); - VERIFY( strmsz_1 == 28 ); - c1 = fb_03.sungetc(); - // Defect? retval of sungetc is not necessarily the character ungotten. - // So re-get it. - c1 = fb_03.sgetc(); - fb_03.pubsync(); - c3 = fb_03.sgetc(); - VERIFY( c1 == c3 ); - // IN - // OUT -} - -main() -{ - test03(); - test05(); - return 0; -} |