X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=libstdc%2B%2B-v3%2Ftestsuite%2F27_io%2Fbasic_istream%2Fignore%2Fwchar_t%2F3.cc;fp=libstdc%2B%2B-v3%2Ftestsuite%2F27_io%2Fbasic_istream%2Fignore%2Fwchar_t%2F3.cc;h=edd822df460c11e884c787538fbbb8cb1e757106;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc new file mode 100644 index 00000000..edd822df --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc @@ -0,0 +1,94 @@ +// Copyright (C) 2004, 2009 Free Software Foundation +// +// 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 +// . + +// 27.6.1.3 unformatted input functions +// @require@ %-*.tst %-*.txt +// @diff@ %-*.tst %-*.txt + +#include +#include +#include +#include + +// istream& ignore(streamsize n) +void +test01() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + const char filename[] ="istream_unformatted-1.txt"; + ios_base::iostate state1, state2; + + wifstream ifstrm; + ifstrm.open(filename); + + state1 = ifstrm.rdstate(); + VERIFY( state1 == ios_base::goodbit ); + VERIFY( ifstrm.peek() == L'1' ); + state2 = ifstrm.rdstate(); + VERIFY( state1 == state2 ); + + state1 = ifstrm.rdstate(); + ifstrm.ignore(1); + VERIFY( ifstrm.gcount() == 1 ); + state2 = ifstrm.rdstate(); + VERIFY( state1 == state2 ); + VERIFY( ifstrm.peek() == L'2' ); + + state1 = ifstrm.rdstate(); + ifstrm.ignore(10); + VERIFY( ifstrm.gcount() == 10 ); + state2 = ifstrm.rdstate(); + VERIFY( state1 == state2 ); + VERIFY( ifstrm.peek() == L'1' ); + + state1 = ifstrm.rdstate(); + ifstrm.ignore(100); + VERIFY( ifstrm.gcount() == 100 ); + state2 = ifstrm.rdstate(); + VERIFY( state1 == state2 ); + VERIFY( ifstrm.peek() == L'2' ); + + state1 = ifstrm.rdstate(); + ifstrm.ignore(1000); + VERIFY( ifstrm.gcount() == 1000 ); + state2 = ifstrm.rdstate(); + VERIFY( state1 == state2 ); + VERIFY( ifstrm.peek() == L'1' ); + + state1 = ifstrm.rdstate(); + ifstrm.ignore(10000); + VERIFY( ifstrm.gcount() == 10000 ); + state2 = ifstrm.rdstate(); + VERIFY( state1 == state2 ); + VERIFY( ifstrm.peek() == L'2' ); + + state1 = ifstrm.rdstate(); + ifstrm.ignore(numeric_limits::max()); + VERIFY( ifstrm.gcount() == 5389 ); + state2 = ifstrm.rdstate(); + VERIFY( state1 != state2 ); + VERIFY( state2 == ios_base::eofbit ); +} + +int +main() +{ + test01(); + return 0; +}