package org.codehaus.plexus.configuration.source;
   
   import org.codehaus.plexus.MutablePlexusContainer;
   import org.codehaus.plexus.PlexusTestCase;
   
   public class DefaultConfigurationSourceTest extends PlexusTestCase {
   
       public void testBasic() throws Exception {
           // we have no plexus.xml, so the container should use the "default" source,
          // which is ContainerConfigurationSource
  
          ConfigurationSource cs = ((MutablePlexusContainer) getContainer()).getConfigurationSource();
  
          assertNotNull(cs);
  
          assertEquals(ContainerConfigurationSource.class.getName(), cs.getClass().getName());
      }
  }