--- /dev/null
+// 1999-08-11 bkoz
+
+// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 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 <cstring> // for strncmp,...
+#include <istream>
+#include <sstream>
+#include <testsuite_hooks.h>
+
+void
+test01()
+{
+ bool test __attribute__((unused)) = true;
+ const std::string str_02("soul eyes: john coltrane quartet");
+
+ std::stringbuf isbuf_03(str_02, std::ios_base::in);
+ std::stringbuf isbuf_04(str_02, std::ios_base::in);
+
+ std::istream is_00(NULL);
+ std::istream is_03(&isbuf_03);
+ std::istream is_04(&isbuf_04);
+ std::ios_base::iostate state1, state2, statefail, stateeof;
+ statefail = std::ios_base::failbit;
+ stateeof = std::ios_base::eofbit;
+
+ // istream& read(char_type* s, streamsize n)
+ char carray[60] = "";
+ state1 = is_04.rdstate();
+ is_04.read(carray, 0);
+ state2 = is_04.rdstate();
+ VERIFY( state1 == state2 );
+
+ state1 = is_04.rdstate();
+ is_04.read(carray, 9);
+ state2 = is_04.rdstate();
+ VERIFY( state1 == state2 );
+ VERIFY( !std::strncmp(carray, "soul eyes", 9) );
+ VERIFY( is_04.peek() == ':' );
+
+ state1 = is_03.rdstate();
+ is_03.read(carray, 60);
+ state2 = is_03.rdstate();
+ VERIFY( state1 != state2 );
+ VERIFY( static_cast<bool>(state2 & stateeof) );
+ VERIFY( static_cast<bool>(state2 & statefail) );
+ VERIFY( !std::strncmp(carray, "soul eyes: john coltrane quartet", 35) );
+}
+
+int
+main()
+{
+ test01();
+ return 0;
+}