public IHandEvaluator Create()
{
IHandEvaluator chain = new RoyalFlushEvaluator();
// TODO: Construct the rest of the chain of responsibility using the many
// IHandEvaluator instances and return it
return(chain);
}
public void ReturnsFailureResultIfHandIsNotBigEnoughToQualifyForAFlush()
{
var hand = new Hand();
var card = new Card(new Ace(), new Diamond());
hand.Add(card);
var result = new RoyalFlushEvaluator().Evaluate(hand);
result.Should().BeOfType <NullRank>();
}
public IHandEvaluator Create()
{
IHandEvaluator chain = new RoyalFlushEvaluator();
chain.AttachNext(new StraightFlushEvaluator())
.AttachNext(new FourOfAKindEvaluator())
.AttachNext(new FullHouseEvaluator())
.AttachNext(new FlushEvaluator())
.AttachNext(new StraightEvaluator())
.AttachNext(new ThreeOfAKindEvaluator())
.AttachNext(new TwoPairsEvaluator())
.AttachNext(new PairEvaluator())
.AttachNext(new HighCardEvaluator());
return(chain);
}
public void ReturnsSuccessIfHandIsRoyalFlush()
{
var hand = new Hand();
var card1 = new Card(new Ace(), new Diamond());
var card2 = new Card(new King(), new Diamond());
var card3 = new Card(new Queen(), new Diamond());
var card4 = new Card(new Jack(), new Diamond());
var card5 = new Card(new Ten(), new Diamond());
hand.Add(card1);
hand.Add(card2);
hand.Add(card3);
hand.Add(card4);
hand.Add(card5);
var result = new RoyalFlushEvaluator().Evaluate(hand);
result.RankedHand.ToString().ShouldBeEquivalentTo("Ad, Kd, Qd, Jd, Td");
}
public void ReturnsFailureResultIfHandIsFlushButNotARoyalFlush()
{
var hand = new Hand();
var card1 = new Card(new Ace(), new Diamond());
var card2 = new Card(new King(), new Diamond());
var card3 = new Card(new Four(), new Diamond());
var card4 = new Card(new Three(), new Diamond());
var card5 = new Card(new Two(), new Diamond());
hand.Add(card1);
hand.Add(card2);
hand.Add(card3);
hand.Add(card4);
hand.Add(card5);
var result = new RoyalFlushEvaluator().Evaluate(hand);
result.Should().BeOfType <NullRank>();
}
