old_contents: """
  Contains tests for the timer metric.
  """
  
  from statsite.metrics import Timer
  
  class TestTimerMetric(object):
      def test_fold_sum(self):
          """
          Tests that folding generates a sum of the timers.
          """
          now = 10
          metrics = [Timer("k", 10),
                     Timer("k", 15),
                     Timer("j", 7),
                     Timer("j", 8)]
          result = Timer.fold(metrics, now)
  
          assert ("k", 25, now) == self._get_metric("timers.k.sum", result)
          assert ("j", 15, now) == self._get_metric("timers.j.sum", result)
  
      def _get_metric(self, key, metrics):
          """
          This will extract a specific metric out of an array of metrics.
          """
          for metric in metrics:
              if metric[0] == key:
                  return metric
  
          return None
  
new_contents: """
  Contains tests for the timer metric.
  """
  
  from statsite.metrics import Timer
  
  class TestTimerMetric(object):
      def test_fold_sum(self):
          """
          Tests that folding generates a sum of the timers.
          """
          now = 10
          metrics = [Timer("k", 10),
                     Timer("k", 15),
                     Timer("j", 7),
                     Timer("j", 8)]
          result = Timer.fold(metrics, now)
  
          assert ("timers.k.sum", 25, now) == self._get_metric("timers.k.sum", result)
          assert ("timers.j.sum", 15, now) == self._get_metric("timers.j.sum", result)
  
      def _get_metric(self, key, metrics):
          """
          This will extract a specific metric out of an array of metrics.
          """
          for metric in metrics:
              if metric[0] == key:
                  return metric
  
          return None
  
subject: Fix typo with expected metric