### Question:
ServletContextConfigurationSource extends AbstractConfigurationSource { @Override public Configuration configuration() { return _configuration; } ServletContextConfigurationSource(final int priority, final ServletContext context); @Override Configuration configuration();  }### Answer:
@Test public void testConfiguration() { ServletContextConfigurationSource sccs = new ServletContextConfigurationSource(1, new MyServletContext()); assertTrue(!Strings.isNullOrEmpty(sccs.configuration().getPropertyValue("env"))); }