--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/sun/security/pkcs/pkcs9/UnknownAttribute.java	Thu Apr 11 11:09:50 2013 +0800
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 8011867
+ * @summary Accept unknown PKCS #9 attributes
+ */
+
+import java.io.*;
+import java.util.Arrays;
+
+import sun.misc.HexDumpEncoder;
+import sun.security.pkcs.PKCS9Attribute;
+import sun.security.util.DerValue;
+import sun.security.util.ObjectIdentifier;
+
+public class UnknownAttribute {
+
+    public static void main(String[] args) throws Exception {
+        // Unknown attr
+        PKCS9Attribute p1 = new PKCS9Attribute(
+                PKCS9Attribute.CHALLENGE_PASSWORD_STR, "t0p5ecr3t");
+        if (!p1.isKnown()) {
+            throw new Exception();
+        }
+        // Unknown attr from DER
+        byte[] data = {
+                0x30, 0x08,                 // SEQUENCE OF
+                0x06, 0x02, 0x2A, 0x03,     // OID 1.2.3 and
+                0x31, 0x02, 0x05, 0x00      // an empty SET
+        };
+        PKCS9Attribute p2 = new PKCS9Attribute(new DerValue(data));
+        if (p2.isKnown()) {
+            throw new Exception();
+        }
+        ByteArrayOutputStream bout = new ByteArrayOutputStream();
+        p2.derEncode(bout);
+        new HexDumpEncoder().encodeBuffer(bout.toByteArray(), System.err);
+        if (!Arrays.equals(data, bout.toByteArray())) {
+            throw new Exception();
+        }
+        // Unknown attr from value
+        try {
+            new PKCS9Attribute(new ObjectIdentifier("1.2.3"), "hello");
+            throw new Exception();
+        } catch (IllegalArgumentException iae) {
+            // Good. Unknown attr must have byte[] value type
+        }
+        PKCS9Attribute p3 = new PKCS9Attribute(
+                new ObjectIdentifier("1.2.3"), new byte[]{0x31,0x02,0x05,0x00});
+        if (p3.isKnown()) {
+            throw new Exception();
+        }
+        bout = new ByteArrayOutputStream();
+        p3.derEncode(bout);
+        if (!Arrays.equals(data, bout.toByteArray())) {
+            throw new Exception();
+        }
+    }
+}