--- /dev/null	Mon Nov 17 20:32:18 2014
+++ new/test/javax/xml/jaxp/unittest/javax/xml/xpath/Bug4991857.java	Mon Nov 17 20:32:17 2014
@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2014, 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.
+ */
+
+package javax.xml.xpath;
+
+import javax.xml.xpath.XPath;
+import javax.xml.xpath.XPathConstants;
+import javax.xml.xpath.XPathExpressionException;
+import javax.xml.xpath.XPathFactory;
+
+import org.testng.Assert;
+import org.testng.annotations.Test;
+import org.w3c.dom.Document;
+
+
+/*
+ * @bug 4991857
+ * @summary XPath.evaluate(...) throws XPathExpressionException when context is null and expression refers to the context.
+ */
+public class Bug4991857 {
+
+    Document d = null;
+
+    XPathFactory xpathFactory = XPathFactory.newInstance();
+
+    @Test
+    public void testXPath09() throws Exception {
+        try {
+            XPath xpath = xpathFactory.newXPath();
+            Assert.assertNotNull(xpath);
+
+            Double result = (Double) xpath.evaluate("1+2", d, XPathConstants.NUMBER);
+        } catch (XPathExpressionException _) {
+            Assert.fail("Unexpected XPathExpressionException thrown");
+        }
+    }
+
+    @Test
+    public void testXPath10() throws Exception {
+        try {
+            XPath xpath = xpathFactory.newXPath();
+            Assert.assertNotNull(xpath);
+
+            xpath.evaluate(".", d, XPathConstants.STRING);
+            Assert.fail("XPathExpressionException not thrown");
+        } catch (XPathExpressionException e) {
+            // Expected exception as context node is null
+        }
+    }
+
+    @Test
+    public void testXPath11() throws Exception {
+        try {
+            Document d = null;
+
+            XPathFactory xpathFactory = XPathFactory.newInstance();
+            Assert.assertNotNull(xpathFactory);
+
+            XPath xpath = xpathFactory.newXPath();
+            Assert.assertNotNull(xpath);
+
+            String quantity = (String) xpath.evaluate("/widgets/widget[@name='a']/@quantity", d, XPathConstants.STRING);
+            Assert.fail("XPathExpressionException not thrown");
+        } catch (XPathExpressionException e) {
+            // Expected exception as context node is null
+        }
+    }
+}