Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 27_io / basic_filebuf / underflow / 10096.cc

diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/10096.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/10096.cc
new file mode 100644 (file)
index 0000000..fb8d2f6
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/10096.cc
@@ -0,0 +1,71 @@
+// 2003-05-03  Petur Runolfsson  <peturr02@ru.is>
+
+// Copyright (C) 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
+// <http://www.gnu.org/licenses/>.
+
+// 27.8.1.4 Overridden virtual functions
+
+// { dg-require-fileio "" }
+
+#include <fstream>
+#include <string>
+#include <testsuite_hooks.h>
+
+class MyTraits : public std::char_traits<char>
+{
+};
+
+// libstdc++/10096
+void test01()
+{
+  using namespace std;
+
+  const char* name = "filebuf_virtuals-1.txt";
+
+  string str;
+  filebuf fb1;
+  fb1.open(name, ios_base::in);
+  
+  filebuf::int_type c1;
+  while ((c1 = fb1.sbumpc()) != filebuf::traits_type::eof())
+    str.push_back(filebuf::traits_type::to_char_type(c1));
+  fb1.close();
+
+  basic_filebuf<char, MyTraits> fb;
+  VERIFY( fb.sgetc() == MyTraits::eof() );
+
+  fb.open(name, ios_base::in);
+  VERIFY( fb.is_open() );
+
+  for (string::iterator i = str.begin(); i != str.end(); ++i)
+    {
+      MyTraits::int_type c2 = fb.sbumpc();
+      VERIFY( c2 != MyTraits::eof() );
+      VERIFY( c2 == MyTraits::to_int_type(*i) );
+    }
+
+  VERIFY( fb.sgetc() == MyTraits::eof() );
+  fb.close();
+  VERIFY( !fb.is_open() );
+  VERIFY( fb.sgetc() == MyTraits::eof() );
+}
+
+int main()
+{
+  test01();
+  return 0;
+}