// create a throttling service that allows calls at any rate
ThrottleService throttleService = mock(ThrottleService.class);
// create a client that allows all calls and returns Cher top tracks
ArtistTopTracksClient attClient = new ArtistTopTracksClient();
attClient.setWebserviceHistoryService(historyService);
attClient.setHttpClient(httpClient);
attClient.setThrottleService(throttleService);
return attClient;
}