@Parameterized.Parameters
  public static Collection<Integer[]> getParameters() {
    return Lists.newArrayList(new Integer[] { 0 }, new Integer[] { 1 });
  }
Parameters determine the number of storage accounts to use during the sharded storage account testing.
The value of zero refers to no storage account sharding.
@return The number of storage accounts to use.
ambry-cloud/src/test/java/com/github/ambry/cloud/azure/AzureStorageCompactorTest.java