3.cc: New.

2004-06-20  Paolo Carlini  <pcarlini@suse.de>

	* testsuite/27_io/basic_istream/ignore/char/3.cc: New.

From-SVN: r83408

libstdc++-v3/ChangeLog

+2004-06-20  Paolo Carlini  <pcarlini@suse.de>
+
+	* testsuite/27_io/basic_istream/ignore/char/3.cc: New.
+
 2004-06-18  Paolo Carlini  <pcarlini@suse.de>
 
 	* include/ext/mt_allocator (__mt_alloc<>::_Tune): Add _M_align,

libstdc++-v3/testsuite/27_io/basic_istream/ignore/char/3.cc

+// 2004-06-20  Paolo Carlini  <pcarlini@suse.de>
+
+// Copyright (C) 2004 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 2, 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 COPYING.  If not, write to the Free
+// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
+// USA.
+
+// 27.6.1.3 unformatted input functions
+// @require@ %-*.tst %-*.txt
+// @diff@ %-*.tst %-*.txt
+
+#include <istream>
+#include <fstream>
+#include <limits>
+#include <testsuite_hooks.h>
+
+// 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;
+
+  ifstream ifstrm;
+  ifstrm.open(filename);  
+
+  state1 = ifstrm.rdstate();
+  VERIFY( state1 == ios_base::goodbit );
+  VERIFY( ifstrm.peek() == '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() == '2' );
+
+  state1 = ifstrm.rdstate();
+  ifstrm.ignore(10);
+  VERIFY( ifstrm.gcount() == 10 );
+  state2 = ifstrm.rdstate();
+  VERIFY( state1 == state2 );
+  VERIFY( ifstrm.peek() == '1' );
+
+  state1 = ifstrm.rdstate();
+  ifstrm.ignore(100);
+  VERIFY( ifstrm.gcount() == 100 );
+  state2 = ifstrm.rdstate();
+  VERIFY( state1 == state2 );
+  VERIFY( ifstrm.peek() == '2' );
+  
+  state1 = ifstrm.rdstate();
+  ifstrm.ignore(1000);
+  VERIFY( ifstrm.gcount() == 1000 );
+  state2 = ifstrm.rdstate();
+  VERIFY( state1 == state2 );
+  VERIFY( ifstrm.peek() == '1' );
+  
+  state1 = ifstrm.rdstate();
+  ifstrm.ignore(10000);
+  VERIFY( ifstrm.gcount() == 10000 );
+  state2 = ifstrm.rdstate();
+  VERIFY( state1 == state2 );
+  VERIFY( ifstrm.peek() == '2' );
+
+  state1 = ifstrm.rdstate();
+  ifstrm.ignore(numeric_limits<streamsize>::max());
+  VERIFY( ifstrm.gcount() == 5389 );
+  state2 = ifstrm.rdstate();
+  VERIFY( state1 != state2 );
+  VERIFY( state2 == ios_base::eofbit );
+}
+
+int 
+main()
+{
+  test01();
+  return 0;
+}