XPathFunctionResolverTest.java revision 968:874082a9b565 
1/*
2 * Copyright (c) 2003, 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 javax.xml.xpath.ptests;
25
26import static org.testng.Assert.assertEquals;
27
28import javax.xml.xpath.XPath;
29import javax.xml.xpath.XPathExpressionException;
30import javax.xml.xpath.XPathFactory;
31
32import org.testng.annotations.BeforeTest;
33import org.testng.annotations.Listeners;
34import org.testng.annotations.Test;
35
36/**
37 * Class containing the test cases for XPathFunctionResolver.
38 */
39/*
40 * @test
41 * @library /javax/xml/jaxp/libs
42 * @run testng/othervm -DrunSecMngr=true javax.xml.xpath.ptests.XPathFunctionResolverTest
43 * @run testng/othervm javax.xml.xpath.ptests.XPathFunctionResolverTest
44 */
45@Listeners({jaxp.library.BasePolicy.class})
46public class XPathFunctionResolverTest {
47    /**
48     * A XPath for evaluation environment and expressions.
49     */
50    private XPath xpath;
51
52    /**
53     * Create XPath object before every test. Make sure function resolver has
54     * been set for XPath object.
55     */
56    @BeforeTest
57    public void setup() {
58        xpath = XPathFactory.newInstance().newXPath();
59        if (xpath.getXPathFunctionResolver() == null) {
60            xpath.setXPathFunctionResolver((functionName,arity) -> null);
61        }
62    }
63    /**
64     * Test for resolveFunction(QName functionName,int arity). evaluate will
65     * continue as long as functionName is meaningful.
66     *
67     * @throws XPathExpressionException If the expression cannot be evaluated.
68     */
69    @Test
70    public void testCheckXPathFunctionResolver01() throws XPathExpressionException {
71        assertEquals(xpath.evaluate("round(1.7)", (Object)null), "2");
72    }
73
74    /**
75     * Test for resolveFunction(QName functionName,int arity); evaluate throws
76     * NPE if functionName  is null.
77     *
78     * @throws XPathExpressionException If the expression cannot be evaluated.
79     */
80    @Test(expectedExceptions = NullPointerException.class)
81    public void testCheckXPathFunctionResolver02() throws XPathExpressionException {
82        assertEquals(xpath.evaluate(null, "5"), "2");
83    }
84}
85
86
87