diff -r 4ebc2e2fb97c -r 71c04702a3d5 test/jdk/sun/net/www/EmbeddedEquals.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/sun/net/www/EmbeddedEquals.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2001, 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 4456995
+ * @modules java.base/sun.net.www
+ * @summary  HeaderParser misinterprets a '=' character embedded in value
+ */
+
+import sun.net.www.HeaderParser;
+
+public class EmbeddedEquals {
+    static String test = "WWW-Authenticate: Digest realm=\"testrealm\","+
+                      "nonce=\"Ovqrpw==b20ff3b0ea3f3a18f1d6293331edaafdb98f5bef\", algorithm=MD5,"+
+                      "domain=\"http://bakedbean.ireland/authtest/\", qop=\"auth\"";
+
+    public static void main (String args[]) {
+        HeaderParser hp = new HeaderParser (test);
+        String r1 = hp.findValue ("nonce");
+        if (r1 == null || !r1.equals ("Ovqrpw==b20ff3b0ea3f3a18f1d6293331edaafdb98f5bef")) {
+            throw new RuntimeException ("first findValue returned wrong result: " + r1);
+        }
+        r1 = hp.findValue ("AlGoRiThm");
+        if (r1 == null || !r1.equals ("MD5")) {
+            throw new RuntimeException ("second findValue returned wrong result: " + r1);
+        }
+    }
+}