### Question:
OpenstorefrontCommonActivator implements BundleActivator { @Override public void stop(BundleContext context) throws Exception { log.log(Level.INFO, "Common bundle stopped."); }  @Override void start(BundleContext context); @Override void stop(BundleContext context);  }### Answer:
@Test public void testStop() throws Exception { System.out.println("stop"); BundleContext context = null; OpenstorefrontCommonActivator instance = new OpenstorefrontCommonActivator(); instance.stop(context); }