private void primaryIncreaseReplicaIncrease(final long[] before, final long[] after) {
    // There are read requests increase for all meta replica regions,
    for (int i = 0; i < after.length; i++) {
      assertTrue(after[i] > before[i]);
    }
  }
Presumes sorted Cells. Verify that <code>cells</code> has <code>contains</code> at least.
hbase-server/src/test/java/org/apache/hadoop/hbase/replication/regionserver/TestMetaRegionReplicaReplication.java