@Before
  public void setUp() throws Exception {
    super.setUp();
    AstyanaxWriter writer = AstyanaxWriter.getInstance();
    IncomingMetricMetadataAnalyzer analyzer =
        new IncomingMetricMetadataAnalyzer(MetadataCache.getInstance());

    // insert something every 1m for 24h
    for (int i = 0; i < 1440; i++) {
      final long curMillis = baseMillis + i * 60000;
      final List<Metric> metrics = new ArrayList<Metric>();
      final Metric metric = getRandomIntMetric(locators[0], curMillis);
      final Metric stringMetric = getRandomStringmetric(locators[1], curMillis);
      metrics.add(metric);
      metrics.add(stringMetric);

      analyzer.scanMetrics(new ArrayList<IMetric>(metrics));
      writer.insertFull(metrics);
    }

    httpHandler = new HttpRollupsQueryHandler();

    // generate every level of rollup for the raw data
    Granularity g = Granularity.FULL;
    while (g != Granularity.MIN_1440) {
      g = g.coarser();
      for (Locator locator : locators) {
        generateRollups(locator, baseMillis, baseMillis + 86400000, g);
      }
    }

    final Map<Granularity, Integer> answerForNumericMetric = new HashMap<Granularity, Integer>();
    answerForNumericMetric.put(Granularity.FULL, 1440);
    answerForNumericMetric.put(Granularity.MIN_5, 289);
    answerForNumericMetric.put(Granularity.MIN_20, 73);
    answerForNumericMetric.put(Granularity.MIN_60, 25);
    answerForNumericMetric.put(Granularity.MIN_240, 7);
    answerForNumericMetric.put(Granularity.MIN_1440, 2);

    final Map<Granularity, Integer> answerForStringMetric = new HashMap<Granularity, Integer>();
    answerForStringMetric.put(Granularity.FULL, 1440);
    answerForStringMetric.put(Granularity.MIN_5, 1440);
    answerForStringMetric.put(Granularity.MIN_20, 1440);
    answerForStringMetric.put(Granularity.MIN_60, 1440);
    answerForStringMetric.put(Granularity.MIN_240, 1440);
    answerForStringMetric.put(Granularity.MIN_1440, 1440);

    locatorToPoints.put(locators[0], answerForNumericMetric);
    locatorToPoints.put(locators[1], answerForStringMetric);
  }