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/*
* 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.tuscany.sca.common.xml.dom;
import static org.junit.Assert.assertNotNull;
import javax.xml.parsers.DocumentBuilder;
import org.apache.tuscany.sca.common.xml.sax.SAXHelper;
import org.apache.tuscany.sca.core.DefaultExtensionPointRegistry;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.custommonkey.xmlunit.XMLAssert;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.w3c.dom.Document;
import org.xml.sax.ContentHandler;
/**
* Test Case for StAXHelper
*
* @version $Rev$ $Date$
*/
public class DOMHelperTestCase {
private static final String XML =
"<a:foo xmlns:a='http://a' name='foo'><bar name='bar'>" + "<doo a:name='doo' xmlns:a='http://doo'/>"
+ "</bar></a:foo>";
private static ExtensionPointRegistry registry;
@BeforeClass
public static void init() {
registry = new DefaultExtensionPointRegistry();
registry.start();
}
@AfterClass
public static void destroy() {
if (registry != null) {
registry.stop();
}
}
@Test
public void testHelper() throws Exception {
DOMHelper helper = DOMHelper.getInstance(registry);
Document document = helper.load(XML);
String xml = helper.saveAsString(document);
XMLAssert.assertXMLEqual(XML, xml);
Document root = helper.newDocument();
ContentHandler handler = helper.createContentHandler(root);
DOMHelper helper2 = DOMHelper.getInstance(registry);
Assert.assertSame(helper, helper2);
SAXHelper saxHelper = new SAXHelper(registry);
saxHelper.parse(XML, handler);
assertNotNull(root.getFirstChild());
xml = helper.saveAsString(root);
XMLAssert.assertXMLEqual(XML, xml);
}
@Test
public void testPool() {
DOMHelper helper = DOMHelper.getInstance(registry);
DocumentBuilder buidler1 = helper.newDocumentBuilder();
Assert.assertTrue(helper.builderPool.getObjects().get(buidler1));
Assert.assertEquals(1, helper.builderPool.inUse());
DocumentBuilder buidler2 = helper.newDocumentBuilder();
Assert.assertTrue(helper.builderPool.getObjects().get(buidler2));
Assert.assertEquals(2, helper.builderPool.inUse());
helper.returnDocumentBuilder(buidler2);
Assert.assertFalse(helper.builderPool.getObjects().get(buidler2));
Assert.assertEquals(1, helper.builderPool.inUse());
helper.returnDocumentBuilder(buidler1);
Assert.assertFalse(helper.builderPool.getObjects().get(buidler1));
Assert.assertEquals(0, helper.builderPool.inUse());
}
}
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