### Question:
WikiBootstrapServletContextListener implements ServletContextListener { Properties initWikiSPIs( final ServletContextEvent sce ) { return Wiki.init( sce.getServletContext() ); }  @Override void contextInitialized( final ServletContextEvent sce ); @Override void contextDestroyed( final ServletContextEvent sce );  }### Answer:
@Test public void testWikiInit() { final ServletContextEvent sce = new ServletContextEvent( sc ); final WikiBootstrapServletContextListener listener = new WikiBootstrapServletContextListener(); final Properties properties = listener.initWikiSPIs( sce ); Assertions.assertEquals( 5, properties.size() ); }