public void ContainsRoyalFlush_ShouldReturnTrue_WhenRoyalFlush() { // Arrange var cards = new List <Card> { new Card(Suit.Hearts, Rank.Ten), new Card(Suit.Hearts, Rank.Jack), new Card(Suit.Hearts, Rank.Queen), new Card(Suit.Hearts, Rank.King), new Card(Suit.Hearts, Rank.Ace), new Card(Suit.Hearts, Rank.Seven), new Card(Suit.Spades, Rank.Seven), }; // Act var actual = _sut.ContainsRoyalFlush(cards); // Assert actual.Should().BeTrue(); }