InheritanceTest.java

//$Id$

/*
 * Tests for generating the HBM documents from the Configuration data structure.
 * The generated XML document will be validated and queried to make sure the
 * basic structure is correct in each test.
 */
package org.hibernate.tool.hbm2x.hbm2hbmxml;

import java.io.File;
import java.util.List;

import junit.framework.Test;
import junit.framework.TestSuite;

import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.dom4j.XPath;
import org.dom4j.io.SAXReader;
import org.hibernate.cfg.Configuration;
import org.hibernate.tool.NonReflectiveTestCase;
import org.hibernate.tool.hbm2x.Exporter;
import org.hibernate.tool.hbm2x.HibernateMappingExporter;
import org.hibernate.tool.util.MetadataHelper;

/**
 * this test should be fixed to have a proper model. currently a mix of subclass/joinedsubclass is in play.
 * @author max
 *
 */
public class InheritanceTest extends NonReflectiveTestCase {

	private Exporter hbmexporter;

	public InheritanceTest(String name) {
		super( name );
	}

	protected void setUp() throws Exception {
		super.setUp();

		hbmexporter = new HibernateMappingExporter(getCfg(), getOutputDir() );
		hbmexporter.start();
	}

	public void testAllFilesExistence() {

		assertFalse(new File(getOutputDir().getAbsolutePath() + "/GeneralHbmSettings.hbm.xml").exists() );
		assertFileAndExists(new File(getOutputDir().getAbsolutePath() + "/org/hibernate/tool/hbm2x/hbm2hbmxml/Human.hbm.xml") );
		assertFileAndExists(new File(getOutputDir().getAbsolutePath() + "/org/hibernate/tool/hbm2x/hbm2hbmxml/Alien.hbm.xml") );
		assertFileAndExists(new File(getOutputDir().getAbsolutePath() + "/org/hibernate/tool/hbm2x/hbm2hbmxml/Animal.hbm.xml") );
	}

	public void testArtifactCollection() {

		assertEquals(3,hbmexporter.getArtifactCollector().getFileCount("hbm.xml"));

	}

	public void testReadable() {
        Configuration cfg = new Configuration();

        cfg.addFile(new File(getOutputDir(), getBaseForMappings() + "Alien.hbm.xml"));
        cfg.addFile(new File(getOutputDir(), getBaseForMappings() + "Human.hbm.xml"));
        cfg.addFile(new File(getOutputDir(), getBaseForMappings() + "Animal.hbm.xml"));

        MetadataHelper.getMetadata(cfg);
    }

	// TODO Re-enable this test: HBX-1247
	public void testComment() {
//		File outputXml = new File(getOutputDir().getAbsolutePath() + "/org/hibernate/tool/hbm2x/hbm2hbmxml/Alien.hbm.xml");
//		assertFileAndExists(outputXml);
//
//		SAXReader xmlReader =  this.getSAXReader();
//
//		Document document;
//		try {
//				document = xmlReader.read(outputXml);
//				XPath xpath = DocumentHelper.createXPath("//hibernate-mapping/joined-subclass/comment");
//				List list = xpath.selectNodes(document);
//				assertEquals("Expected to get one comment element", 1, list.size());
//			} catch (DocumentException e) {
//				fail("Can't parse file " + outputXml.getAbsolutePath());
//			}
    }
	
	public void testDiscriminator() throws DocumentException {
		File outputXml = new File(getOutputDir().getAbsolutePath() + "/org/hibernate/tool/hbm2x/hbm2hbmxml/Animal.hbm.xml");
		assertFileAndExists(outputXml);

		SAXReader xmlReader =  this.getSAXReader();

		Document document = xmlReader.read(outputXml);
		XPath xpath = DocumentHelper.createXPath("//hibernate-mapping/class/discriminator");
		List<?> list = xpath.selectNodes(document);
		assertEquals("Expected to get one discriminator element", 1, list.size());
			
		Element node = (Element) list.get(0);
		assertEquals(node.attribute( "type" ).getText(), "string");

	}

	protected String getBaseForMappings() {
		return "org/hibernate/tool/hbm2x/hbm2hbmxml/";
	}

	protected String[] getMappings() {
		return new String[] {
				"Aliens.hbm.xml"
		};
	}

	public static Test suite() {
		return new TestSuite(InheritanceTest.class);
	}


}