testing/axiom-testsuite/src/main/java/org/apache/axiom/ts/om/element/TestGetXMLStreamReaderOnNonRootElementPartiallyBuilt.java

/*
 * 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.axiom.ts.om.element;

import java.util.Iterator;

import javax.xml.stream.XMLStreamReader;

import org.apache.axiom.om.OMContainer;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.OMMetaFactory;
import org.apache.axiom.om.OMNode;
import org.apache.axiom.om.util.AXIOMUtil;
import org.apache.axiom.ts.AxiomTestCase;
import org.apache.axiom.util.stax.debug.XMLStreamReaderValidator;

/**
 * Tests that {@link OMContainer#getXMLStreamReader(boolean)} produces the correct sequence of
 * events when called on an {@link OMElement} that is not the root element and that may be partially
 * built.
 */
public class TestGetXMLStreamReaderOnNonRootElementPartiallyBuilt extends AxiomTestCase {
    private final boolean cache;
    private final int build;
    
    public TestGetXMLStreamReaderOnNonRootElementPartiallyBuilt(OMMetaFactory metaFactory, boolean cache, int build) {
        super(metaFactory);
        this.cache = cache;
        this.build = build;
        addTestParameter("cache", cache);
        addTestParameter("build", build);
    }

    @Override
    protected void runTest() throws Throwable {
        OMElement root = AXIOMUtil.stringToOM(metaFactory.getOMFactory(),
                "<root><child><emptyElement/><element>content</element></child></root>");
        OMElement child = (OMElement)root.getFirstOMChild();
        
        // Partially build the tree
        if (build > 0) {
            Iterator<OMNode> it = root.getDescendants(false);
            for (int i=0; i<build; i++) {
                it.next();
            }
        }
        
        XMLStreamReader reader = new XMLStreamReaderValidator(child.getXMLStreamReader(cache), true);
        while (reader.hasNext()) {
            reader.next();
        }
    }
}