String baseUrl = getClass().getPackage().getName().replace('.', '/');
URL url = getClass().getClassLoader().getResource(baseUrl + "/");
assertNotNull(url);
DataNodeDescriptor nodeDescriptor = new DataNodeDescriptor();
nodeDescriptor.setConfigurationSource(new URLResource(url));
nodeDescriptor.setParameters("testDBCP.properties");
DBCPDataSourceFactory factory = new DBCPDataSourceFactory();
DataSource dataSource = factory.getDataSource(nodeDescriptor);
assertNotNull(dataSource);