Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 27_io / basic_filebuf / open / char / 2.cc

diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/open/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/open/char/2.cc
new file mode 100644 (file)
index 0000000..1bd81ee
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/open/char/2.cc
@@ -0,0 +1,59 @@
+// Copyright (C) 2001, 2002, 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/>.
+
+// 27.8.1.3 filebuf member functions
+// @require@ %-*.tst %-*.txt
+// @diff@ %-*.tst %-*.txt
+
+// various tests for filebuf::open() and filebuf::close() including
+// the non-portable functionality in the libstdc++-v3 IO library
+
+// { dg-require-fileio "" }
+
+#include <fstream>
+#include <unistd.h>
+#include <signal.h>
+#include <fcntl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <ext/stdio_filebuf.h>
+#include <testsuite_hooks.h>
+
+const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it
+
+void test_03()
+{
+  bool test __attribute__((unused)) = true;
+  int first_fd = ::open(name_01, O_RDONLY);
+  VERIFY( first_fd != -1 );
+  FILE* first_file = ::fdopen(first_fd, "r");
+  VERIFY( first_file != NULL );
+  __gnu_cxx::stdio_filebuf<char> fb(first_file, std::ios_base::in);
+
+  int second_fd = fb.fd();
+
+  VERIFY( first_fd == second_fd );
+}
+
+int
+main()
+{
+  test_03();
+  return 0;
+}
+
+