2 * Copyright 2005 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package org.wamblee.xml;
19 import java.util.Collections;
20 import java.util.Comparator;
21 import java.util.List;
23 import java.util.TreeMap;
25 import junit.framework.TestCase;
27 import org.dom4j.Attribute;
28 import org.dom4j.Document;
29 import org.dom4j.Element;
32 * XML test support utilities.
34 * @author Erik Brakkee
36 public final class XmlUtils {
39 * Disabled constructor.
47 * Checks equality of two XML documents excluding comment and processing
48 * nodes and trimming the text of the elements. In case of problems, it
49 * provides an xpath-like expression describing where the problem is.
55 public static void assertEquals(String aMsg,
56 org.w3c.dom.Document aExpected, org.w3c.dom.Document aActual) {
57 assertEquals(aMsg, DomUtils.convert(aExpected), DomUtils
62 * Checks equality of two XML documents excluding comment and processing
63 * nodes and trimming the text of the elements. In case of problems, it
64 * provides an xpath-like expression describing where the problem is.
70 public static void assertEquals(String aMsg, Document aExpected,
72 assertEquals(aMsg + "/" + aExpected.getRootElement().getName(), aExpected.getRootElement(), aActual.getRootElement());
76 * Checks equality of two XML elements excluding comment and processing
77 * nodes and trimming the text of the elements. In case of problems, it
78 * provides an xpath-like expression describing where the problem is.
84 public static void assertEquals(String aMsg, Element aExpected,
88 TestCase.assertEquals(aMsg + "/name()", aExpected.getName(), aActual
92 TestCase.assertEquals(aMsg + "/text()", aExpected.getTextTrim(),
93 aActual.getTextTrim());
96 List<Attribute> expectedAttrs = aExpected.attributes();
97 Collections.sort(expectedAttrs, new AttributeComparator());
98 List<Attribute> actualAttrs = aActual.attributes();
99 Collections.sort(actualAttrs, new AttributeComparator());
101 TestCase.assertEquals("count(" + aMsg + "/@*)", expectedAttrs.size(),
103 for (int i = 0; i < expectedAttrs.size(); i++) {
104 String msg = aMsg + "/@" + expectedAttrs.get(i).getName();
105 assertEquals(msg, expectedAttrs.get(i), actualAttrs.get(i));
109 List<Element> expectedElems = aExpected.elements();
110 List<Element> actualElems = aActual.elements();
111 TestCase.assertEquals("count(" + aMsg + "/*)", expectedElems.size(),
113 // determine the how-manyth element of the given name we are at.
114 // Maps element name to the last used index (or null if not yet used)
115 Map<String, Integer> elementIndex = new TreeMap<String, Integer>();
116 for (int i = 0; i < expectedElems.size(); i++) {
117 String elemName = expectedElems.get(i).getName();
118 Integer index = elementIndex.get(elemName);
124 elementIndex.put(elemName, index);
125 String msg = aMsg + "/" + expectedElems.get(i).getName() + "["
128 assertEquals(msg, expectedElems.get(i), actualElems.get(i));
133 * Checks equality of two attributes. In case of problems, it
134 * provides an xpath-like expression describing where the problem is.
140 public static void assertEquals(String aMsg, Attribute aExpected,
142 TestCase.assertEquals(aMsg + ":name", aExpected.getName(), aActual
144 TestCase.assertEquals(aMsg + ":value", aExpected.getValue(), aActual
149 * Comparator which compares attributes by name.
151 private static final class AttributeComparator implements
152 Comparator<Attribute> {
156 * @see java.util.Comparator#compare(T, T)
158 public int compare(Attribute aAttribute1, Attribute aAttribute2) {
159 return aAttribute1.getName().compareTo(aAttribute2.getName());