### Question:
UpdateOperatorDriver implements OperatorDriver { @Override public ClassDescription getAnnotationTypeName() { return Constants.getBuiltinOperatorClass("Update"); }  @Override ClassDescription getAnnotationTypeName(); @Override OperatorDescription analyze(Context context);  }### Answer:
@Test public void annotationTypeName() { assertThat(driver.getAnnotationTypeName(), is(Descriptions.classOf(Update.class))); }