Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 27_io / basic_istream / putback / char / 1.cc

diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/putback/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/putback/char/1.cc
new file mode 100644 (file)
index 0000000..123d488
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/putback/char/1.cc
@@ -0,0 +1,75 @@
+// 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
+// <http://www.gnu.org/licenses/>.
+
+// 27.6.1.3 unformatted input functions
+
+#include <istream>
+#include <sstream>
+#include <testsuite_hooks.h>
+
+void
+test01()
+{
+  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::stringbuf isbuf_05(str_02, std::ios_base::in);
+
+  std::istream is_00(&isbuf_05);
+  std::istream is_03(&isbuf_03);
+  std::istream is_04(&isbuf_04);
+  std::ios_base::iostate state1, state2;
+
+  // istream& putback(char c)
+  is_04.ignore(30);
+  is_04.clear();
+  state1 = is_04.rdstate();
+  is_04.putback('t');
+  VERIFY( is_04.gcount() == 0 );  // DR 60
+  state2 = is_04.rdstate();
+  VERIFY( state1 == state2 );
+  VERIFY( is_04.peek() == 't' );
+
+  // istream& unget()
+  is_04.clear();
+  state1 = is_04.rdstate();
+  is_04.unget();
+  VERIFY( is_04.gcount() == 0 );  // DR 60
+  state2 = is_04.rdstate();
+  VERIFY( state1 == state2 );
+  VERIFY( is_04.peek() == 'r' );
+  
+  // int sync()
+  is_00.ignore(10);
+  int count1 = is_00.gcount();
+  is_00.sync();
+  int count2 = is_00.gcount();
+  VERIFY (count1 == count2 );     // DR 60
+}
+
+int 
+main()
+{
+  test01();
+  return 0;
+}