Not suitable params of StoreScanner in the test case TestStoreScanner.testScanSameTimestamp

public void testScanSameTimestamp() throws IOException {
  // returns only 1 of these 2 even though same timestamp
  KeyValue [] kvs = new KeyValue[] {
      create("R1", "cf", "a", 1, KeyValue.Type.Put, "dont-care"),
      create("R1", "cf", "a", 1, KeyValue.Type.Put, "dont-care"),
  };
  List<KeyValueScanner> scanners = Arrays.asList(
      new KeyValueScanner[] {
          new KeyValueScanFixture(CellComparator.getInstance(), kvs)
      });

  Scan scanSpec = new Scan().withStartRow(Bytes.toBytes("R1"));
  // this only uses maxVersions (default=1) and TimeRange (default=all)
  try (StoreScanner scan = new StoreScanner(scanSpec, scanInfo, getCols("a"), scanners)) {
    List<Cell> results = new ArrayList<>();
    assertEquals(true, scan.next(results));
    assertEquals(1, results.size());
    assertEquals(kvs[0], results.get(0));
  }
}