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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [libstdc++-v3/] [testsuite/] [27_io/] [basic_filebuf/] [sgetn/] [char/] [2-out.cc] - Rev 424
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// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> // Copyright (C) 2001, 2002, 2003, 2009 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 3, 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 COPYING3. If not see // <http://www.gnu.org/licenses/>. // 27.8.1.4 Overridden virtual functions #include <fstream> #include <testsuite_hooks.h> #include <testsuite_io.h> // @require@ %-*.tst %-*.txt // @diff@ %-*.tst %*.txt const char name_02[] = "tmp_sgetn_2out.tst"; // empty file, need to create // Test overloaded virtual functions. void test05() { using namespace std; using namespace __gnu_test; typedef filebuf::int_type int_type; typedef filebuf::traits_type traits_type; bool test __attribute__((unused)) = true; streamsize strmsz_1, strmsz_2; char carray2[8192] = ""; int_type c2, c4; // streamsize sgetn(char_type *s, streamsize n) // streamsize xsgetn(char_type *s, streamsize n) // assign up to n chars to s from input sequence, indexing in_cur as // approp and returning the number of chars assigned // out { constraint_filebuf fb_02; fb_02.pubsetbuf(0, 0); fb_02.open(name_02, ios_base::out | ios_base::trunc); VERIFY( fb_02.unbuffered() ); VERIFY( !fb_02.read_position() ); strmsz_2 = fb_02.in_avail(); strmsz_2 = fb_02.sgetn(carray2, 10); VERIFY( strmsz_2 == 0 ); c2 = fb_02.sgetc(); VERIFY( c2 == traits_type::eof() ); strmsz_1 = fb_02.in_avail(); strmsz_2 = fb_02.sgetn(carray2, strmsz_1 + 5); VERIFY( strmsz_1 == -1 ); VERIFY( strmsz_2 == 0 ); c4 = fb_02.sgetc(); VERIFY( fb_02.unbuffered() ); VERIFY( !fb_02.read_position() ); } } int main() { test05(); return 0; }