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Apache CXF example source code file (XPathAssert.java)
The Apache CXF XPathAssert.java source code/** * 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.cxf.test; import java.io.ByteArrayOutputStream; import java.util.HashMap; import java.util.Iterator; import java.util.Map; import javax.xml.namespace.NamespaceContext; import javax.xml.transform.TransformerException; import javax.xml.xpath.XPath; import javax.xml.xpath.XPathConstants; import javax.xml.xpath.XPathFactory; import org.w3c.dom.Node; import org.w3c.dom.NodeList; import junit.framework.Assert; import junit.framework.AssertionFailedError; import org.apache.cxf.helpers.DOMUtils; /** * XPath test assertions. * * @author <a href="mailto:dan@envoisolutions.com">Dan Diephouse */ public final class XPathAssert { private XPathAssert() { } /** * Assert that the following XPath query selects one or more nodes. * * @param xpath */ public static NodeList assertValid(String xpath, Node node, Map<String, String> namespaces) throws Exception { if (node == null) { throw new NullPointerException("Node cannot be null."); } NodeList nodes = (NodeList)createXPath(namespaces).evaluate(xpath, node, XPathConstants.NODESET); if (nodes.getLength() == 0) { throw new AssertionFailedError("Failed to select any nodes for expression:\n" + xpath + " from document:\n" + writeNodeToString(node)); } return nodes; } /** * Assert that the following XPath query selects one or more nodes. * * @param xpath */ public static void assertValidBoolean(String xpath, Node node, Map<String, String> namespaces) throws Exception { if (node == null) { throw new NullPointerException("Node cannot be null."); } Boolean b = (Boolean)createXPath(namespaces).evaluate(xpath, node, XPathConstants.BOOLEAN); if (b == null) { throw new AssertionFailedError("Failed to select any nodes for expression:\n" + xpath + " from document:\n" + writeNodeToString(node)); } if (!b.booleanValue()) { throw new AssertionFailedError("Boolean XPath assertion evaluated to false:\n" + xpath + " from document:\n" + writeNodeToString(node)); } } private static String writeNodeToString(Node node) { ByteArrayOutputStream bos = new ByteArrayOutputStream(); try { DOMUtils.writeXml(node, bos); } catch (TransformerException e) { throw new RuntimeException(e); } return bos.toString(); } /** * Assert that the following XPath query selects no nodes. * * @param xpath */ public static NodeList assertInvalid(String xpath, Node node, Map<String, String> namespaces) throws Exception { if (node == null) { throw new NullPointerException("Node cannot be null."); } NodeList nodes = (NodeList)createXPath(namespaces).evaluate(xpath, node, XPathConstants.NODESET); if (nodes.getLength() > 0) { String value = writeNodeToString(node); throw new AssertionFailedError("Found multiple nodes for expression:\n" + xpath + "\n" + value); } return nodes; } /** * Asser that the text of the xpath node retrieved is equal to the value * specified. * * @param xpath * @param value * @param node */ public static void assertXPathEquals(String xpath, String value, Node node, Map<String, String> namespaces) throws Exception { Node result = (Node)createXPath(namespaces).evaluate(xpath, node, XPathConstants.NODE); if (result == null) { throw new AssertionFailedError("No nodes were found for expression: " + xpath + " in document " + writeNodeToString(node)); } String value2 = DOMUtils.getContent(result); Assert.assertEquals(value, value2); } public static void assertNoFault(Node node) throws Exception { Map<String, String> namespaces = new HashMap Other Apache CXF examples (source code examples)Here is a short list of links related to this Apache CXF XPathAssert.java source code file: |
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