1 /* 2 * Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 package xpath; 25 26 import javax.xml.parsers.SAXParser; 27 import javax.xml.parsers.SAXParserFactory; 28 import javax.xml.xpath.XPath; 29 import javax.xml.xpath.XPathConstants; 30 import javax.xml.xpath.XPathFactory; 31 import javax.xml.xpath.XPathFactoryConfigurationException; 32 33 import org.testng.Assert; 34 import org.testng.annotations.Listeners; 35 import org.testng.annotations.Test; 36 import org.xml.sax.InputSource; 37 38 /* 39 * @bug 4992788 40 * @summary Test XPath.evaluate(expression,source,returnType) throws NPE if source is null. 41 */ 42 @Listeners({jaxp.library.BasePolicy.class}) 43 public class Bug4992788 { 44 45 private static String expression = "/widgets/widget[@name='a']/@quantity"; 46 47 // test for XPath.evaluate(java.lang.String expression, InputSource source) 48 // - default returnType is String 49 // source is null , should throw NPE 50 @Test 51 public void testXPath23() throws Exception { 52 try { 53 createXPath().evaluate(expression, (InputSource) null); 54 Assert.fail(); 55 } catch (NullPointerException e) { 56 ; // as expected 57 } 58 } 59 60 // test for XPath.evaluate(java.lang.String expression, InputSource source, 61 // QName returnType) 62 // source is null , should throw NPE 63 @Test 64 public void testXPath28() throws Exception { 65 try { 66 createXPath().evaluate(expression, (InputSource) null, XPathConstants.STRING); 67 Assert.fail(); 68 } catch (NullPointerException e) { 69 ; // as expected 70 } 71 } 72 73 private XPath createXPath() throws XPathFactoryConfigurationException { 74 XPathFactory xpathFactory = XPathFactory.newInstance(); 75 Assert.assertNotNull(xpathFactory); 76 XPath xpath = xpathFactory.newXPath(); 77 Assert.assertNotNull(xpath); 78 return xpath; 79 } 80 }