Collections.singletonList(Collections.singletonMap("time", "1")));
final Map<String, List<Map<String, String>>> value2 = Collections.singletonMap("abc2",
Collections.singletonList(Collections.singletonMap("time", "1")));
Mockito.when(provider.getSubscriptionId()).thenReturn("abc");
Mockito.when(provider2.getSubscriptionId()).thenReturn("abc2");
FeedAggregator feedAggregator = new FeedAggregator() {
@Override
public Map<String, List<Map<String, String>>> getData(Set<String> feedIDs,
TimeUnit timeUnit, long startTime, long endTime) {
Map<String, List<Map<String, String>>> m = new HashMap<String, List<Map<String, String>>>();
m.putAll(value);