code: private static EmbeddedTomcat instantiate(Class<?> klass) {
  		EmbeddedTomcatConfiguration configuration = extractConfiguration(klass);
  		return configuration == null ? new EmbeddedTomcat() : new EmbeddedTomcat(configuration);
  	}
docs: Instantiate embedded tomcat to be used in tests.
  
  @param klass The tested class.
  @return The embedded tomcat.