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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [libstdc++-v3/] [testsuite/] [27_io/] [basic_streambuf/] [sgetc/] [char/] [1.cc] - Blame information for rev 19

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1 19 jlechner
// 1999-10-11 bkoz
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// Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library.  This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING.  If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// As a special exception, you may use this file as part of a free software
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// library without restriction.  Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License.  This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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// 27.5.2 template class basic_streambuf
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#include <streambuf>
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#include <testsuite_hooks.h>
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class testbuf : public std::streambuf
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{
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public:
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  // Typedefs:
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  typedef std::streambuf::traits_type traits_type;
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  typedef std::streambuf::char_type char_type;
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  testbuf(): std::streambuf()
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  { }
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  bool
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  check_pointers()
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  {
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    bool test __attribute__((unused)) = true;
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    VERIFY( this->eback() == NULL );
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    VERIFY( this->gptr() == NULL );
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    VERIFY( this->egptr() == NULL );
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    VERIFY( this->pbase() == NULL );
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    VERIFY( this->pptr() == NULL );
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    VERIFY( this->epptr() == NULL );
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    return test;
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  }
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  int_type
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  pub_uflow()
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  { return (this->uflow()); }
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  int_type
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  pub_overflow(int_type __c = traits_type::eof())
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  { return (this->overflow(__c)); }
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  int_type
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  pub_pbackfail(int_type __c)
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  { return (this->pbackfail(__c)); }
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  void
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  pub_setg(char* beg, char* cur, char *end)
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  { this->setg(beg, cur, end); }
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  void
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  pub_setp(char* beg, char* end)
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  { this->setp(beg, end); }
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protected:
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  int_type
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  underflow()
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  {
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    int_type __retval = traits_type::eof();
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    if (this->gptr() < this->egptr())
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      __retval = traits_type::not_eof(0);
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    return __retval;
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  }
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};
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void test01()
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{
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  typedef testbuf::traits_type traits_type;
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  typedef testbuf::int_type int_type;
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  bool test __attribute__((unused)) = true;
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  char lit01[52];
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  strcpy(lit01, "chicago underground trio/possible cube on delmark");
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  testbuf buf01;
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  // 27.5.2.3.1 get area
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  // 27.5.2.2.3 get area
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  // 27.5.2.4.3 get area
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  int i01 = 3;
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  buf01.pub_setg(lit01, lit01, (lit01 + i01));
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  VERIFY( i01 == buf01.in_avail() );
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  VERIFY( buf01.pub_uflow() == lit01[0] );
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  VERIFY( buf01.sgetc() == traits_type::to_int_type(lit01[1]) );
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  VERIFY( buf01.pub_uflow() == lit01[1] );
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  VERIFY( buf01.sgetc() == traits_type::to_int_type(lit01[2]) );
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  VERIFY( buf01.pub_uflow() == lit01[2] );
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  VERIFY( buf01.sgetc() == traits_type::eof() );
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}
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int main()
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{
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  test01();
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  return 0;
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}

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