@Test
 public void testHandComparatorCompareTwoPairsHands() {
   assertEquals(
       "Black wins. - with two pairs of cards: King, Jack",
       handComparator.compareHands("Black: 4H KC KD JD JS  White: 5C 9H 9S KS KH"));
   assertEquals(
       "Black wins. - with two pairs of cards: King, Jack, and high card: 9",
       handComparator.compareHands("Black: 9H JD JS KS KD  White: 5C JH JC KC KH"));
 }
 @Test
 public void testHandComparatorComparePairHands() {
   assertEquals(
       "Black wins. - with pair of card: King",
       handComparator.compareHands("Black: 4H 7D JS KC KD  White: 5C 8H 9S QC QH"));
   assertEquals(
       "Black wins. - with pair of card: King, and high card: Jack",
       handComparator.compareHands("Black: 4H 7D JS KC KD  White: 5C 8H 9S KC KH"));
 }
 @Test
 public void testHandComparatorCompareHighCardHands() {
   assertEquals(
       "White wins. - with high card: Ace",
       handComparator.compareHands("Black: 2H 3D 5S 9C KD  White: 2C 3H 4S 8C AH"));
   assertEquals(
       "Black wins. - with high card: 9",
       handComparator.compareHands("Black: 2H 3D 5S 9C KD  White: 2C 3H 4S 8C KH"));
   assertEquals(
       "Tie.", handComparator.compareHands("Black: 2H 3D 5S 9C KD  White: 2D 3H 5C 9S KH"));
 }
 @Test
 public void testHandComparatorCompareStraightFlushHands() {
   assertEquals(
       "White wins. - with straight flush with high card: 9",
       handComparator.compareHands("Black: 4H 5H 6H 7H 8H  White: 5C 6C 7C 8C 9C"));
 }
 @Test
 public void testHandComparatorCompareFourOfAKindHands() {
   assertEquals(
       "Black wins. - with four of a kind of card: King",
       handComparator.compareHands("Black: 4H KD KS KC KD  White: 5C JH JS JC JH"));
 }
 @Test
 public void testHandComparatorCompareFullHouseHands() {
   assertEquals(
       "Black wins. - with full house with three of a kind of card: King",
       handComparator.compareHands("Black: 7H 7D KS KC KD  White: 8C 8H JS JC JH"));
 }
 @Test
 public void testHandComparatorCompareFlushHands() {
   assertEquals(
       "Black wins. - with flush with high card: Ace",
       handComparator.compareHands("Black: 4H 5H 6H 7H AH  White: 5C 6C JC 8C 9C"));
 }
 @Test
 public void testHandComparatorCompareStraightHands() {
   assertEquals(
       "White wins. - with straight with high card: 9",
       handComparator.compareHands("Black: 4H 5D 6S 7C 8D  White: 5C 6H 7S 8C 9H"));
 }
 @Test
 public void testHandComparatorCompareThreeOfAKindHands() {
   assertEquals(
       "Black wins. - with three of a kind of card: King",
       handComparator.compareHands("Black: 4H 7D KS KC KD  White: 5C 8H JS JC JH"));
 }
 @Test
 public void testHandComparatorCompareDifferentRankHands() {
   assertEquals(
       "Black wins. - with full house",
       handComparator.compareHands("Black: 2H 4S 4C 2D 4H  White: 2S 8S AS QS 3S"));
 }