{
  "exercise": "poker",
  "version": "1.1.0",
  "cases": [
    {
      "description": "single hand always wins",
      "property": "bestHands",
      "input": {
        "hands": [
          "4S 5S 7H 8D JC"
        ]
      },
      "expected": [
        "4S 5S 7H 8D JC"
      ]
    },
    {
      "description": "highest card out of all hands wins",
      "property": "bestHands",
      "input": {
        "hands": [
          "4D 5S 6S 8D 3C",
          "2S 4C 7S 9H 10H",
          "3S 4S 5D 6H JH"
        ]
      },
      "expected": [
        "3S 4S 5D 6H JH"
      ]
    },
    {
      "description": "a tie has multiple winners",
      "property": "bestHands",
      "input": {
        "hands": [
          "4D 5S 6S 8D 3C",
          "2S 4C 7S 9H 10H",
          "3S 4S 5D 6H JH",
          "3H 4H 5C 6C JD"
        ]
      },
      "expected": [
        "3S 4S 5D 6H JH",
        "3H 4H 5C 6C JD"
      ]
    },
    {
      "description": "multiple hands with the same high cards, tie compares next highest ranked, down to last card",
      "property": "bestHands",
      "input": {
        "hands": [
          "3S 5H 6S 8D 7H",
          "2S 5D 6D 8C 7S"
        ]
      },
      "expected": [
        "3S 5H 6S 8D 7H"
      ]
    },
    {
      "description": "one pair beats high card",
      "property": "bestHands",
      "input": {
        "hands": [
          "4S 5H 6C 8D KH",
          "2S 4H 6S 4D JH"
        ]
      },
      "expected": [
        "2S 4H 6S 4D JH"
      ]
    },
    {
      "description": "highest pair wins",
      "property": "bestHands",
      "input": {
        "hands": [
          "4S 2H 6S 2D JH",
          "2S 4H 6C 4D JD"
        ]
      },
      "expected": [
        "2S 4H 6C 4D JD"
      ]
    },
    {
      "description": "two pairs beats one pair",
      "property": "bestHands",
      "input": {
        "hands": [
          "2S 8H 6S 8D JH",
          "4S 5H 4C 8C 5C"
        ]
      },
      "expected": [
        "4S 5H 4C 8C 5C"
      ]
    },
    {
      "description": "both hands have two pairs, highest ranked pair wins",
      "property": "bestHands",
      "input": {
        "hands": [
          "2S 8H 2D 8D 3H",
          "4S 5H 4C 8S 5D"
        ]
      },
      "expected": [
        "2S 8H 2D 8D 3H"
      ]
    },
    {
      "description": "both hands have two pairs, with the same highest ranked pair, tie goes to low pair",
      "property": "bestHands",
      "input": {
        "hands": [
          "2S QS 2C QD JH",
          "JD QH JS 8D QC"
        ]
      },
      "expected": [
        "JD QH JS 8D QC"
      ]
    },
    {
      "description": "both hands have two identically ranked pairs, tie goes to remaining card (kicker)",
      "property": "bestHands",
      "input": {
        "hands": [
          "JD QH JS 8D QC",
          "JS QS JC 2D QD"
        ]
      },
      "expected": [
        "JD QH JS 8D QC"
      ]
    },
    {
      "description": "three of a kind beats two pair",
      "property": "bestHands",
      "input": {
        "hands": [
          "2S 8H 2H 8D JH",
          "4S 5H 4C 8S 4H"
        ]
      },
      "expected": [
        "4S 5H 4C 8S 4H"
      ]
    },
    {
      "description": "both hands have three of a kind, tie goes to highest ranked triplet",
      "property": "bestHands",
      "input": {
        "hands": [
          "2S 2H 2C 8D JH",
          "4S AH AS 8C AD"
        ]
      },
      "expected": [
        "4S AH AS 8C AD"
      ]
    },
    {
      "description": "with multiple decks, two players can have same three of a kind, ties go to highest remaining cards",
      "property": "bestHands",
      "input": {
        "hands": [
          "4S AH AS 7C AD",
          "4S AH AS 8C AD"
        ]
      },
      "expected": [
        "4S AH AS 8C AD"
      ]
    },
    {
      "description": "a straight beats three of a kind",
      "property": "bestHands",
      "input": {
        "hands": [
          "4S 5H 4C 8D 4H",
          "3S 4D 2S 6D 5C"
        ]
      },
      "expected": [
        "3S 4D 2S 6D 5C"
      ]
    },
    {
      "description": "aces can end a straight (10 J Q K A)",
      "property": "bestHands",
      "input": {
        "hands": [
          "4S 5H 4C 8D 4H",
          "10D JH QS KD AC"
        ]
      },
      "expected": [
        "10D JH QS KD AC"
      ]
    },
    {
      "description": "aces can start a straight (A 2 3 4 5)",
      "property": "bestHands",
      "input": {
        "hands": [
          "4S 5H 4C 8D 4H",
          "4D AH 3S 2D 5C"
        ]
      },
      "expected": [
        "4D AH 3S 2D 5C"
      ]
    },
    {
      "description": "both hands with a straight, tie goes to highest ranked card",
      "property": "bestHands",
      "input": {
        "hands": [
          "4S 6C 7S 8D 5H",
          "5S 7H 8S 9D 6H"
        ]
      },
      "expected": [
        "5S 7H 8S 9D 6H"
      ]
    },
    {
      "description": "even though an ace is usually high, a 5-high straight is the lowest-scoring straight",
      "property": "bestHands",
      "input": {
        "hands": [
          "2H 3C 4D 5D 6H",
          "4S AH 3S 2D 5H"
        ]
      },
      "expected": [
        "2H 3C 4D 5D 6H"
      ]
    },
    {
      "description": "flush beats a straight",
      "property": "bestHands",
      "input": {
        "hands": [
          "4C 6H 7D 8D 5H",
          "2S 4S 5S 6S 7S"
        ]
      },
      "expected": [
        "2S 4S 5S 6S 7S"
      ]
    },
    {
      "description": "both hands have a flush, tie goes to high card, down to the last one if necessary",
      "property": "bestHands",
      "input": {
        "hands": [
          "4H 7H 8H 9H 6H",
          "2S 4S 5S 6S 7S"
        ]
      },
      "expected": [
        "4H 7H 8H 9H 6H"
      ]
    },
    {
      "description": "full house beats a flush",
      "property": "bestHands",
      "input": {
        "hands": [
          "3H 6H 7H 8H 5H",
          "4S 5H 4C 5D 4H"
        ]
      },
      "expected": [
        "4S 5H 4C 5D 4H"
      ]
    },
    {
      "description": "both hands have a full house, tie goes to highest-ranked triplet",
      "property": "bestHands",
      "input": {
        "hands": [
          "4H 4S 4D 9S 9D",
          "5H 5S 5D 8S 8D"
        ]
      },
      "expected": [
        "5H 5S 5D 8S 8D"
      ]
    },
    {
      "description": "with multiple decks, both hands have a full house with the same triplet, tie goes to the pair",
      "property": "bestHands",
      "input": {
        "hands": [
          "5H 5S 5D 9S 9D",
          "5H 5S 5D 8S 8D"
        ]
      },
      "expected": [
        "5H 5S 5D 9S 9D"
      ]
    },
    {
      "description": "four of a kind beats a full house",
      "property": "bestHands",
      "input": {
        "hands": [
          "4S 5H 4D 5D 4H",
          "3S 3H 2S 3D 3C"
        ]
      },
      "expected": [
        "3S 3H 2S 3D 3C"
      ]
    },
    {
      "description": "both hands have four of a kind, tie goes to high quad",
      "property": "bestHands",
      "input": {
        "hands": [
          "2S 2H 2C 8D 2D",
          "4S 5H 5S 5D 5C"
        ]
      },
      "expected": [
        "4S 5H 5S 5D 5C"
      ]
    },
    {
      "description": "with multiple decks, both hands with identical four of a kind, tie determined by kicker" ,
      "property": "bestHands",
      "input": {
        "hands": [
          "3S 3H 2S 3D 3C",
          "3S 3H 4S 3D 3C"
        ]
      },
      "expected": [
        "3S 3H 4S 3D 3C"
      ]
    },
    {
      "description": "straight flush beats four of a kind",
      "property": "bestHands",
      "input": {
        "hands": [
          "4S 5H 5S 5D 5C",
          "7S 8S 9S 6S 10S"
        ]
      },
      "expected": [
        "7S 8S 9S 6S 10S"
      ]
    },
    {
      "description": "both hands have straight flush, tie goes to highest-ranked card",
      "property": "bestHands",
      "input": {
        "hands": [
          "4H 6H 7H 8H 5H",
          "5S 7S 8S 9S 6S"
        ]
      },
      "expected": [
        "5S 7S 8S 9S 6S"
      ]
    }
  ]
}