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Commons Digester example source code file (SetPropertyRuleTestCase.java)

This example Commons Digester source code file (SetPropertyRuleTestCase.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Commons Digester tags/keywords

digester, exception, invocationtargetexception, io, nosuchmethodexception, nosuchmethodexception, reflection, sax, saxexception, should, should, simpletestbean, simpletestbean, string, test, value, value

The Commons Digester SetPropertyRuleTestCase.java source code

/* $Id: SetPropertyRuleTestCase.java 992060 2010-09-02 19:09:47Z simonetripodi $
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


package org.apache.commons.digester;


import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.fail;

import java.io.Reader;
import java.io.StringReader;
import java.lang.reflect.InvocationTargetException;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.xml.sax.SAXException;


/**
 * <p> Test case for SetPropertyRule.

*/ public class SetPropertyRuleTestCase { // ----------------------------------------------------- Instance Variables /** * Simple test xml document used in the tests. */ protected final static String TEST_XML_1 = "<?xml version='1.0'?>" + "<set name='alpha' value='ALPHA VALUE'/>" + "<set name='beta' value='BETA VALUE'/>" + "<set name='delta' value='DELTA VALUE'/>" + "</root>"; /** * Simple test xml document used in the tests. */ protected final static String TEST_XML_2 = "<?xml version='1.0'?>" + "<set name='unknown' value='UNKNOWN VALUE'/>" + "</root>"; /** * The digester instance we will be processing. */ protected Digester digester = null; // --------------------------------------------------- Overall Test Methods /** * Set up instance variables required by this test case. */ @Before public void setUp() { digester = new Digester(); } /** * Tear down instance variables required by this test case. */ @After public void tearDown() { digester = null; } // ------------------------------------------------ Individual Test Methods /** * Positive test for SetPropertyRule. */ @Test public void testPositive() throws Exception { // Set up the rules we need digester.addObjectCreate("root", "org.apache.commons.digester.SimpleTestBean"); digester.addSetProperty("root/set", "name", "value"); // Parse the input SimpleTestBean bean = (SimpleTestBean) digester.parse(xmlTestReader(TEST_XML_1)); // Check that the properties were set correctly assertEquals("alpha property set", "ALPHA VALUE", bean.getAlpha()); assertEquals("beta property set", "BETA VALUE", bean.getBeta()); assertNull("gamma property not set", bean.getGamma()); assertEquals("delta property set", "DELTA VALUE", bean.getDeltaValue()); } /** * Negative test for SetPropertyRule. */ @Test public void testNegative() { // Set up the rules we need digester.addObjectCreate("root", "org.apache.commons.digester.SimpleTestBean"); digester.addSetProperty("root/set", "name", "value"); // Parse the input (should fail) try { SimpleTestBean bean = (SimpleTestBean) digester.parse(xmlTestReader(TEST_XML_2)); fail("Should have thrown NoSuchMethodException"); assertNotNull(bean); // just to prevent compiler warning on unused var } catch (Exception e) { if (e instanceof NoSuchMethodException) { // Expected result } else if (e instanceof InvocationTargetException) { Throwable t = ((InvocationTargetException) e).getTargetException(); if (t instanceof NoSuchMethodException) { // Expected result } else { fail("Should have thrown ITE->NoSuchMethodException, threw " + t); } } else if (e instanceof SAXException) { Exception ee = ((SAXException) e).getException(); if (ee != null) { if (ee instanceof NoSuchMethodException) { // Expected result } else { fail("Should have thrown SE->NoSuchMethodException, threw " + ee); } } else { fail("Should have thrown NoSuchMethodException, threw " + e.getClass().getName()); } } else { fail("Should have thrown NoSuchMethodException, threw " + e); } } } /** * Get input stream from specified String containing XML data. */ private Reader xmlTestReader(String xml) { return new StringReader(xml); } /** * Test SetPropertyRule when matched XML element has no attributes. * See: DIGESTER-114 */ @Test public void testElementWithNoAttributes() throws Exception { String TEST_XML_3 = "<?xml version='1.0'?>"; // Set up the rules we need digester.addObjectCreate("root", "org.apache.commons.digester.SimpleTestBean"); digester.addSetProperty("root/set", "name", "value"); // Parse the input - should not throw an exception @SuppressWarnings("unused") SimpleTestBean bean = (SimpleTestBean) digester.parse(xmlTestReader(TEST_XML_3)); } }

Other Commons Digester examples (source code examples)

Here is a short list of links related to this Commons Digester SetPropertyRuleTestCase.java source code file:



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