XPathTest.java

/*
    Priha - A JSR-170 implementation library.

    Copyright (C) 2007-2009 Janne Jalkanen (Janne.Jalkanen@iki.fi)

    Licensed 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.priha.query;

import javax.jcr.*;
import javax.jcr.query.InvalidQueryException;
import javax.jcr.query.Query;
import javax.jcr.query.QueryManager;
import javax.jcr.query.QueryResult;

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

import org.priha.RepositoryManager;
import org.priha.TestUtil;
import org.priha.util.ConfigurationException;

public class XPathTest extends TestCase
{
    private Session m_session;
    private QueryManager m_mgr;
    
    public void setUp() throws LoginException, ConfigurationException, RepositoryException
    {
        TestUtil.emptyRepo(RepositoryManager.getRepository());
        m_session = RepositoryManager.getRepository().login(new SimpleCredentials("foo",new char[0]));
        
        Node nd = m_session.getRootNode();
        
        nd = nd.addNode("bookstore");
        nd = nd.addNode("book");
        nd.setProperty("title","How to cook humans");
        nd.setProperty("price",35.0);
        
        nd = nd.getParent().addNode("book2");
        nd.setProperty("title","How to cook forty humans");
        nd.setProperty("price",42.0);       

        nd = nd.getParent().addNode("funbooks");
        
        nd = nd.addNode("book");
        nd.setProperty("title","How to cook for forty humans");
        nd.setProperty("price",19.0);       

        m_session.save();
        
        m_mgr = m_session.getWorkspace().getQueryManager();
    }
    
    public void tearDown() throws LoginException, RepositoryException
    {
        TestUtil.emptyRepo(m_session.getRepository());

        m_session.logout();
    }

    private void checkMatchedPaths( QueryResult qr, String... paths ) throws RepositoryException
    {
        int idx = 0;
    
        for( NodeIterator ni = qr.getNodes(); ni.hasNext(); )
        {
            Node totest = ni.nextNode();
            
            if( totest.getName().startsWith( "jcr:" ) ) continue;
            
            assertEquals( paths[idx], paths[idx], totest.getPath() );
            
            idx++;
        }
    }
    
    public void testNodeQuery1() throws InvalidQueryException, RepositoryException
    {
        Query q = m_mgr.createQuery( "/bookstore/book", Query.XPATH );
        
        QueryResult qr = q.execute();
        
        checkMatchedPaths( qr, "/bookstore/book" );
    }

    public void testNodeQuery2() throws InvalidQueryException, RepositoryException
    {
        Query q = m_mgr.createQuery( "/bookstore/book/title", Query.XPATH );
        
        QueryResult qr = q.execute();

        checkMatchedPaths( qr );
    }

    public void testQuery1() throws InvalidQueryException, RepositoryException
    {
        Query q = m_mgr.createQuery( "/bookstore/book[@title]", Query.XPATH );
        
        QueryResult qr = q.execute();
        checkMatchedPaths( qr, "/bookstore/book" );
    }

    public void testQuery2() throws InvalidQueryException, RepositoryException
    {
        Query q = m_mgr.createQuery( "//*[@title]", Query.XPATH );
        
        QueryResult qr = q.execute();

        checkMatchedPaths( qr, "/bookstore/book", "/bookstore/book2", "/bookstore/funbooks/book" );
    }

    public void testQuery3() throws InvalidQueryException, RepositoryException
    {
        Query q = m_mgr.createQuery( "//*", Query.XPATH );
        
        QueryResult qr = q.execute();

        checkMatchedPaths( qr,  "/bookstore", "/bookstore/book", "/bookstore/book2", "/bookstore/funbooks", "/bookstore/funbooks/book");
    }

    public void testQuery32() throws InvalidQueryException, RepositoryException
    {
        Query q = m_mgr.createQuery( "//*", Query.XPATH );
        
        QueryResult qr = q.execute();

        checkMatchedPaths( qr,  "/bookstore", "/bookstore/book", "/bookstore/book2", "/bookstore/funbooks", "/bookstore/funbooks/book");

        Node nd = m_session.getRootNode().getNode("bookstore/book2");
        nd.remove();
        
        m_session.save();
        
        q = m_mgr.createQuery( "//*", Query.XPATH );
        
        qr = q.execute();

        checkMatchedPaths( qr,  "/bookstore", "/bookstore/book", "/bookstore/funbooks", "/bookstore/funbooks/book");        
    }
    
    public void testQuery4() throws InvalidQueryException, RepositoryException
    {
        Query q = m_mgr.createQuery( "/bookstore//book", Query.XPATH );
        
        QueryResult qr = q.execute();

        checkMatchedPaths( qr, "/bookstore/book", "/bookstore/funbooks/book" );
    }

    public void testQuery5() throws InvalidQueryException, RepositoryException
    {
        Query q = m_mgr.createQuery( "//book", Query.XPATH );
        
        QueryResult qr = q.execute();

        checkMatchedPaths( qr, "/bookstore/book", "/bookstore/funbooks/book" );
    }

    public void testQuery6() throws InvalidQueryException, RepositoryException
    {
        Query q = m_mgr.createQuery( "//funbooks/book", Query.XPATH );
        
        QueryResult qr = q.execute();

        checkMatchedPaths( qr, "/bookstore/funbooks/book" );
    }

    public void testDoubleValueQuery() throws InvalidQueryException, RepositoryException
    {
        Query q = m_mgr.createQuery( "//*[price > 40.0]", Query.XPATH );
        
        QueryResult qr = q.execute();

        checkMatchedPaths( qr, "/bookstore/book2" );
    }

    public void testContainsQuery() throws Exception
    {
        Query q = m_mgr.createQuery("//*[jcr:contains(.,'forty')]", Query.XPATH );

        QueryResult qr = q.execute();

        checkMatchedPaths( qr, "/bookstore/book2", "/bookstore/funbooks/book" );
    }

    public void testContainsQuery2() throws Exception
    {
        Query q = m_mgr.createQuery("//*[jcr:contains(@title,'forty')]", Query.XPATH );

        QueryResult qr = q.execute();

        checkMatchedPaths( qr, "/bookstore/book2", "/bookstore/funbooks/book" );
    }

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