@Parameterized.Parameters
  public static List<Object[]> data() {
    //@formatter:off
    return Arrays.asList(
        new Object[][]{
              {true, true, true, false},
              {false, false, true, false},
              {false, true, false, false},
              {true, true, true, true}
        });
    //@formatter:on
  }
Running for both direct IO compactor and general IO compactor.
ambry-store/src/test/java/com/github/ambry/store/BlobStoreCompactorTest.java