Bug4992793.java revision 997:540334ae53fe 
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
24package xpath;
25
26import java.io.StringReader;
27
28import javax.xml.parsers.SAXParser;
29import javax.xml.parsers.SAXParserFactory;
30import javax.xml.xpath.XPath;
31import javax.xml.xpath.XPathConstants;
32import javax.xml.xpath.XPathFactory;
33import javax.xml.xpath.XPathFactoryConfigurationException;
34
35import org.testng.Assert;
36import org.testng.annotations.Listeners;
37import org.testng.annotations.Test;
38import org.xml.sax.InputSource;
39
40/*
41 * @test
42 * @bug 4992793
43 * @library /javax/xml/jaxp/libs /javax/xml/jaxp/unittest
44 * @run testng/othervm -DrunSecMngr=true xpath.Bug4992793
45 * @run testng/othervm xpath.Bug4992793
46 * @summary Test XPath.evaluate(expression,source,returnType) throws NPE if expression is null.
47 */
48@Listeners({jaxp.library.BasePolicy.class})
49public class Bug4992793 {
50
51
52    // test for XPath.evaluate(java.lang.String expression, InputSource source)
53    // - default returnType is String
54    // source is null , should throw NPE
55    @Test
56    public void testXPath24() throws Exception {
57        try {
58            createXPath().evaluate(null, new InputSource(new StringReader("<root/>")));
59            Assert.fail();
60        } catch (NullPointerException e) {
61            ; // as expected
62        }
63    }
64
65    // test for XPath.evaluate(java.lang.String expression, InputSource source,
66    // QName returnType)
67    // source is null , should throw NPE
68    @Test
69    public void testXPath29() throws Exception {
70        try {
71            createXPath().evaluate(null, new InputSource(new StringReader("<root/>")), XPathConstants.STRING);
72            Assert.fail();
73        } catch (NullPointerException e) {
74            ; // as expected
75        }
76    }
77
78    private XPath createXPath() throws XPathFactoryConfigurationException {
79        XPathFactory xpathFactory = XPathFactory.newInstance();
80        Assert.assertNotNull(xpathFactory);
81        XPath xpath = xpathFactory.newXPath();
82        Assert.assertNotNull(xpath);
83        return xpath;
84    }
85}
86