public void CompareTo_WHERE_other_hand_rank_is_same_reference_SHOULD_return_zero()
{
//arrange
_instance = new PokerHandBasedHandRank(PokerHand.FullHouse);
//act
var actual = _instance.CompareTo(_instance);
//assert
Assert.That(actual, Is.EqualTo(0));
}
public void CompareTo_WHERE_other_hand_rank_is_null_SHOULD_return_one()
{
//arrange
_instance = new PokerHandBasedHandRank(PokerHand.FullHouse);
//act
var actual = _instance.CompareTo(null);
//assert
Assert.That(actual, Is.EqualTo(1));
}
public void CompareTo_WHERE_other_hand_ranks_poker_hand_is_higher_SHOULD_return_minus_one(PokerHand thisPokerHand, PokerHand otherPokerHand)
{
//arrange
_instance = new PokerHandBasedHandRank(thisPokerHand);
var otherHandRank = new PokerHandBasedHandRank(otherPokerHand);
//act
var actual = _instance.CompareTo(otherHandRank);
//assert
Assert.That(actual, Is.EqualTo(-1));
}
public void CompareTo_WHERE_other_hand_ranks_poker_hand_is_identical_and_no_kickers_SHOULD_return_zero(PokerHand pokerHand)
{
//arrange
_instance = new PokerHandBasedHandRank(pokerHand);
var otherHandRank = new PokerHandBasedHandRank(pokerHand, new List <CardValue>());
//act
var actual = _instance.CompareTo(otherHandRank);
//assert
Assert.That(actual, Is.Zero);
}
public void CompareTo_WHERE_other_hand_ranks_poker_hand_is_identical_and_other_hand_rank_is_not_PokerHandBasedHandRank_SHOULD_throw_error(PokerHand pokerHand)
{
//arrange
_instance = new PokerHandBasedHandRank(pokerHand);
var otherHandRank = new Mock <IHandRank <PokerHand> >();
otherHandRank.Setup(x => x.Rank).Returns(pokerHand);
//act + assert
var actualException = Assert.Throws <ArgumentException>(() => _instance.CompareTo(otherHandRank.Object));
Assert.That(actualException.Message, Is.EqualTo("Other HandRank is not PokerHandBasedHandRank"));
}
public void CompareTo_WHERE_other_hand_ranks_poker_hand_is_identical_and_has_different_number_of_kickers_to_current_hand_rank_SHOULD_throw_error(PokerHand pokerHand)
{
//arrange
_instance = new PokerHandBasedHandRank(pokerHand, new List <CardValue> {
CardValue.Ten, CardValue.Four
});
var otherHandRank = new PokerHandBasedHandRank(pokerHand, new List <CardValue> {
CardValue.King, CardValue.Three, CardValue.Two
});
//act + assert
var actualException = Assert.Throws <Exception>(() => _instance.CompareTo(otherHandRank));
Assert.That(actualException.Message, Is.EqualTo("Cannot compare hand ranks, kickers have different lengths"));
}
public void CompareTo_WHERE_other_hand_ranks_poker_hand_is_identical_and_kickers_differ_in_fifth_kicker_with_other_hand_ranks_kicker_being_higher_SHOULD_return_minus_one(PokerHand pokerHand)
{
//arrange
_instance = new PokerHandBasedHandRank(pokerHand, new List <CardValue> {
CardValue.King, CardValue.Ten, CardValue.Nine, CardValue.Seven, CardValue.Three
});
var otherHandRank = new PokerHandBasedHandRank(pokerHand, new List <CardValue> {
CardValue.King, CardValue.Ten, CardValue.Nine, CardValue.Seven, CardValue.Five
});
//act
var actual = _instance.CompareTo(otherHandRank);
//assert
Assert.That(actual, Is.EqualTo(-1));
}
public void CompareTo_WHERE_other_hand_ranks_poker_hand_is_identical_and_kickers_differ_in_third_kicker_with_other_hand_ranks_kicker_being_lower_SHOULD_return_one(PokerHand pokerHand)
{
//arrange
_instance = new PokerHandBasedHandRank(pokerHand, new List <CardValue> {
CardValue.Ten, CardValue.Eight, CardValue.Six
});
var otherHandRank = new PokerHandBasedHandRank(pokerHand, new List <CardValue> {
CardValue.Ten, CardValue.Eight, CardValue.Four
});
//act
var actual = _instance.CompareTo(otherHandRank);
//assert
Assert.That(actual, Is.EqualTo(1));
}