TransformTest.java

package org.exist.xquery;

import org.exist.test.ExistXmldbEmbeddedServer;
import org.exist.xmldb.EXistResource;
import org.exist.xmldb.XmldbURI;
import org.junit.After;
import org.junit.Before;
import org.junit.ClassRule;
import org.junit.Test;
import org.xmldb.api.DatabaseManager;
import org.xmldb.api.base.Collection;
import org.xmldb.api.base.Resource;
import org.xmldb.api.base.ResourceSet;
import org.xmldb.api.base.XMLDBException;
import org.xmldb.api.modules.CollectionManagementService;
import org.xmldb.api.modules.XMLResource;
import org.xmldb.api.modules.XQueryService;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;


public class TransformTest {
    @ClassRule
    public static final ExistXmldbEmbeddedServer existEmbeddedServer = new ExistXmldbEmbeddedServer(false, true);

	private static final String TEST_COLLECTION_NAME = "transform-test";

    private Collection testCollection;
    
    /**
     * Tests relative path resolution when parsing stylesheets in
     * the transform:transform function.
     */
    @Test
    public void transform() throws XMLDBException {
    	@SuppressWarnings("unused")
		String imports = 
    		"import module namespace transform='http://exist-db.org/xquery/transform';\n";

        String query =
            "import module namespace transform='http://exist-db.org/xquery/transform';\n" +
            "let $xml := <empty />,\n" +
            "	$xsl := 'xmldb:exist:///db/"+TEST_COLLECTION_NAME+"/xsl1/1.xsl'\n" +
            "return transform:transform($xml, $xsl, ())";
        String result = execQuery(query);
        assertEquals(result, "<doc>" +
                "<p>Start Template 1</p>" +
                "<p>Start Template 2</p>" +
                "<p>Template 3</p>" +
                "<p>End Template 2</p>" +
                "<p>Template 3</p>" +
                "<p>End Template 1</p>" +
                "</doc>");
    }
    
    
    private String execQuery(String query) throws XMLDBException {
    	XQueryService service = (XQueryService) testCollection.getService("XQueryService", "1.0");
        service.setProperty("indent", "no");
    	ResourceSet result = service.query(query);
    	assertEquals(result.getSize(), 1);
    	return result.getResource(0).getContent().toString();
    }
    
    private void addXMLDocument(Collection c, String doc, String id) throws XMLDBException {
    	Resource r = c.createResource(id, XMLResource.RESOURCE_TYPE);
    	r.setContent(doc);
    	((EXistResource) r).setMimeType("application/xml");
    	c.storeResource(r);
    }

    @Before
    public void setUp() throws ClassNotFoundException, IllegalAccessException, InstantiationException, XMLDBException {
        CollectionManagementService service =
            (CollectionManagementService) existEmbeddedServer.getRoot().getService(
                "CollectionManagementService",
                "1.0");
        testCollection = service.createCollection(TEST_COLLECTION_NAME);
        assertNotNull(testCollection);

        service =
            (CollectionManagementService) testCollection.getService(
                "CollectionManagementService",
                "1.0");

        Collection xsl1 = service.createCollection("xsl1");
        assertNotNull(xsl1);

        Collection xsl3 = service.createCollection("xsl3");
        assertNotNull(xsl3);

        service =
            (CollectionManagementService) xsl1.getService(
                "CollectionManagementService",
                "1.0");

        Collection xsl2 = service.createCollection("xsl2");
        assertNotNull(xsl2);


        String	doc1 = "<?xml version='1.0' encoding='UTF-8'?>\n" +
        "<xsl:stylesheet xmlns:xsl='http://www.w3.org/1999/XSL/Transform' version='1.0'>\n"+
        "<xsl:import href='xsl2/2.xsl' />\n" +
        "<xsl:template match='/'>\n" +
        "<doc>" +
        "<p>Start Template 1</p>" +
        "<xsl:call-template name='template-2' />" +
        "<xsl:call-template name='template-3' />" +
        "<p>End Template 1</p>" +
        "</doc>" +
        "</xsl:template>" +
        "</xsl:stylesheet>";

        String doc2 = "<?xml version='1.0' encoding='UTF-8'?>\n" +
        "<xsl:stylesheet xmlns:xsl='http://www.w3.org/1999/XSL/Transform' version='1.0'>\n"+
        "<xsl:import href='../../xsl3/3.xsl' />\n" +
        "<xsl:template name='template-2'>\n" +
        "<p>Start Template 2</p>" +
        "<xsl:call-template name='template-3' />" +
        "<p>End Template 2</p>" +
        "</xsl:template>" +
        "</xsl:stylesheet>";

        String	doc3 = "<?xml version='1.0' encoding='UTF-8'?>\n" +
        "<xsl:stylesheet xmlns:xsl='http://www.w3.org/1999/XSL/Transform' version='1.0'>\n"+
        "<xsl:template name='template-3'>\n" +
        "<p>Template 3</p>" +
        "</xsl:template>" +
        "</xsl:stylesheet>";

        addXMLDocument(xsl1, doc1, "1.xsl");
        addXMLDocument(xsl2, doc2, "2.xsl");
        addXMLDocument(xsl3, doc3, "3.xsl");
    }

    @After
    public void tearDown() throws XMLDBException {
        Collection root =
            DatabaseManager.getCollection(XmldbURI.LOCAL_DB, "admin", "");
        CollectionManagementService service =
            (CollectionManagementService) root.getService(
                "CollectionManagementService",
                "1.0");
        service.removeCollection(TEST_COLLECTION_NAME);
        testCollection = null;
    }
}