testing/axiom-testsuite/src/main/java/org/apache/axiom/ts/om/sourcedelement/TestDetach.java

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 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
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 *
 * http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.axiom.ts.om.sourcedelement;

import static com.google.common.truth.Truth.assertAbout;
import static com.google.common.truth.Truth.assertThat;
import static org.apache.axiom.truth.xml.XMLTruth.xml;
import static org.apache.axiom.ts.dimension.ExpansionStrategy.DONT_EXPAND;
import static org.apache.axiom.ts.dimension.ExpansionStrategy.PARTIAL;

import java.io.StringReader;

import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.OMFactory;
import org.apache.axiom.om.OMMetaFactory;
import org.apache.axiom.om.OMSourcedElement;
import org.apache.axiom.om.OMXMLBuilderFactory;
import org.apache.axiom.ts.AxiomTestCase;
import org.apache.axiom.ts.dimension.ExpansionStrategy;
import org.apache.axiom.ts.om.sourcedelement.util.PullOMDataSource;

public class TestDetach extends AxiomTestCase {
    private final ExpansionStrategy expansionStrategy;

    public TestDetach(OMMetaFactory metaFactory, ExpansionStrategy expansionStrategy) {
        super(metaFactory);
        this.expansionStrategy = expansionStrategy;
        expansionStrategy.addTestParameters(this);
    }

    @Override
    protected void runTest() throws Throwable {
        OMFactory factory = metaFactory.getOMFactory();
        String xml1 = "<root><a/><b/></root>";
        String xml2 = "<child><c/><d/></child>";
        OMElement parent = OMXMLBuilderFactory.createOMBuilder(factory, new StringReader(xml1)).getDocumentElement();
        PullOMDataSource ds = new PullOMDataSource(xml2);
        OMSourcedElement omse = factory.createOMElement(ds, "child", null);
        parent.getFirstOMChild().insertSiblingBefore(omse);
        expansionStrategy.apply(omse);
        omse.detach();
        assertThat(ds.hasUnclosedReaders()).isEqualTo(expansionStrategy == PARTIAL);
        assertThat(ds.getReaderRequestCount()).isEqualTo(expansionStrategy == DONT_EXPAND ? 0 : 1);
        assertAbout(xml()).that(xml(OMElement.class, parent)).hasSameContentAs(xml1);
        assertAbout(xml()).that(xml(OMElement.class, omse)).hasSameContentAs(xml2);
    }
}