code: public static Request method(Class<?> clazz, String methodName) {
          Description method = Description.createTestDescription(clazz, methodName);
          return Request.aClass(clazz).filterWith(method);
      }
docs: Create a <code>Request</code> that, when processed, will run a single test.
  This is done by filtering out all other tests. This method is used to support rerunning
  single tests.
  
  @param clazz the class of the test
  @param methodName the name of the test
  @return a <code>Request</code> that will cause a single test be run