public void ShouldRejectANonFlush()
{
IEnumerable<Card> result = new Flush().Match(new[]
{
Picture.King.Of(Suit.Diamonds),
2.Of(Suit.Spades),
3.Of(Suit.Spades),
4.Of(Suit.Hearts),
5.Of(Suit.Spades),
6.Of(Suit.Spades),
10.Of(Suit.Clubs)
});
Assert.That(result, Is.Null, "Should not have matching cards since the flush was not detected.");
}
public void ShouldDetectAFlush()
{
IEnumerable<Card> result = new Flush().Match(new[]
{
Picture.King.Of(Suit.Diamonds),
2.Of(Suit.Spades),
3.Of(Suit.Spades),
5.Of(Suit.Spades),
7.Of(Suit.Spades),
9.Of(Suit.Spades),
10.Of(Suit.Clubs)
});
Assert.That(result.Count(), Is.EqualTo(5));
Assert.That(result.All( x => x.Suit == Suit.Spades), Is.True, "Should contain the flush only.");
}
public void ShouldDetectTheHighestFlush()
{
var cards = new[]
{
Picture.Ace.Of(Suit.Spades),
2.Of(Suit.Spades),
3.Of(Suit.Spades),
5.Of(Suit.Spades),
7.Of(Suit.Spades),
9.Of(Suit.Spades),
10.Of(Suit.Spades)
};
IEnumerable<Card> result = new Flush().Match(cards);
Assert.That(result.Count(), Is.EqualTo(5));
Assert.That(result.All(x => x.Suit == Suit.Spades), Is.True, "Should contain the flush only.");
Assert.That(result, Is.EquivalentTo(cards.OrderByDescending(x => x.Rank).Take(5)),
"Should have picked the highest spade cards.");
}
public IEnumerable<Card> TestFlushFirst(IEnumerable<Card> cards)
{
IEnumerable<Card> match = new Flush().Match(cards);
return match != null ? new Straight().Match(cards) : null;
}