### Question:
PluginRegistryOSGIServiceLifecycleListener implements OSGIServiceLifecycleListener<PluginInterface> { @Override public void pluginChanged( PluginInterface serviceObject ) { } PluginRegistryOSGIServiceLifecycleListener( PluginRegistry registry ); @Override void pluginAdded( PluginInterface serviceObject ); @Override void pluginRemoved( PluginInterface serviceObject ); @Override void pluginChanged( PluginInterface serviceObject );  }### Answer:
@Test public void testPluginChangedNoop() throws KettlePluginException { pluginRegistryOSGIServiceLifecycleListener.pluginChanged( plugin ); verifyNoMoreInteractions( plugin, pluginRegistry, logger ); }