X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=libstdc%2B%2B-v3%2Ftestsuite%2F27_io%2Fbasic_filebuf%2Fsgetc%2Fchar%2F2-io.cc;fp=libstdc%2B%2B-v3%2Ftestsuite%2F27_io%2Fbasic_filebuf%2Fsgetc%2Fchar%2F2-io.cc;h=6f162c9f83f7b613de7c92d63b954ab6c52989d0;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/sgetc/char/2-io.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/sgetc/char/2-io.cc new file mode 100644 index 00000000..6f162c9f --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/sgetc/char/2-io.cc @@ -0,0 +1,86 @@ +// 2001-05-21 Benjamin Kosnik + +// 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 +// . + +// 27.8.1.4 Overridden virtual functions + +// { dg-require-fileio "" } + +#include +#include +#include + +// @require@ %-*.tst %-*.txt +// @diff@ %-*.tst %*.txt + +const char name_01[] = "sgetc.txt"; // file with data in it +const char name_03[] = "tmp_sgetc_2io.tst"; // empty file, need to create + +// Test overloaded virtual functions. +void test05() +{ + using namespace std; + using namespace __gnu_test; + typedef std::filebuf::int_type int_type; + typedef filebuf::traits_type traits_type; + + bool test __attribute__((unused)) = true; + int_type c1, c2, c3; + + // int_type sgetc() + // if read_cur not avail, return uflow(), else return *read_cur + + // in | out 1 + { + constraint_filebuf fb_03; // in | out + fb_03.pubsetbuf(0, 0); + fb_03.open(name_03, ios::out | ios::in | ios::trunc); + VERIFY( fb_03.unbuffered() ); + c1 = fb_03.sgetc(); + c2 = fb_03.sbumpc(); + VERIFY( c1 == traits_type::eof() ); + VERIFY( c1 == c2 ); + VERIFY( fb_03.unbuffered() ); + } + + // in | out 2 + { + constraint_filebuf fb_01; // in + fb_01.pubsetbuf(0, 0); + fb_01.open(name_01, ios::in | ios::out); + VERIFY( fb_01.unbuffered() ); + c1 = fb_01.sgetc(); + VERIFY( c1 == '/' ); + c2 = fb_01.sgetc(); + VERIFY( c1 == c2 ); + fb_01.sbumpc(); + c1 = fb_01.sbumpc(); + c2 = fb_01.sgetc(); + c3 = fb_01.sgetc(); + VERIFY( c1 == '/' ); + VERIFY( c2 == ' ' ); + VERIFY( c3 == ' ' ); + VERIFY( fb_01.unbuffered() ); + } +} + +int main() +{ + test05(); + return 0; +}