X-Git-Url: https://oss.titaniummirror.com/gitweb/?a=blobdiff_plain;f=libstdc%2B%2B-v3%2Ftestsuite%2F27_io%2Fbasic_istream%2Fpeek%2Fchar%2F1.cc;fp=libstdc%2B%2B-v3%2Ftestsuite%2F27_io%2Fbasic_istream%2Fpeek%2Fchar%2F1.cc;h=6d501646ad60b5609c33f3e8a102ec7e92761a1a;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/1.cc new file mode 100644 index 00000000..6d501646 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/peek/char/1.cc @@ -0,0 +1,93 @@ +// 1999-08-11 bkoz + +// Copyright (C) 1999, 2000, 2001, 2002, 2003, 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 + +#include +#include +#include + +void +test01() +{ + typedef std::ios::traits_type traits_type; + + bool test __attribute__((unused)) = true; + const std::string str_01; + const std::string str_02("soul eyes: john coltrane quartet"); + std::string strtmp; + + std::stringbuf isbuf_03(str_02, std::ios_base::in); + std::stringbuf isbuf_04(str_02, std::ios_base::in); + + std::istream is_00(NULL); + std::istream is_03(&isbuf_03); + std::istream is_04(&isbuf_04); + std::ios_base::iostate state1, state2, statefail, stateeof; + statefail = std::ios_base::failbit; + stateeof = std::ios_base::eofbit; + + char carray[60] = ""; + + // istream& ignore(streamsize n = 1, int_type delim = traits::eof()) + is_04.read(carray, 9); + VERIFY( is_04.peek() == ':' ); + + state1 = is_04.rdstate(); + is_04.ignore(); + VERIFY( is_04.gcount() == 1 ); + state2 = is_04.rdstate(); + VERIFY( state1 == state2 ); + VERIFY( is_04.peek() == ' ' ); + + state1 = is_04.rdstate(); + is_04.ignore(0); + VERIFY( is_04.gcount() == 0 ); + state2 = is_04.rdstate(); + VERIFY( state1 == state2 ); + VERIFY( is_04.peek() == ' ' ); + + state1 = is_04.rdstate(); + is_04.ignore(5, traits_type::to_int_type(' ')); + VERIFY( is_04.gcount() == 1 ); + state2 = is_04.rdstate(); + VERIFY( state1 == state2 ); + VERIFY( is_04.peek() == 'j' ); + + // int_type peek() + state1 = is_04.rdstate(); + VERIFY( is_04.peek() == 'j' ); + VERIFY( is_04.gcount() == 0 ); + state2 = is_04.rdstate(); + VERIFY( state1 == state2 ); + + is_04.ignore(30); + state1 = is_04.rdstate(); + VERIFY( is_04.peek() == traits_type::eof() ); + VERIFY( is_04.gcount() == 0 ); + state2 = is_04.rdstate(); + VERIFY( state1 != state2 ); +} + +int +main() +{ + test01(); + return 0; +}