public void EmptyListIfCycle()
{
var cards = new List <TripCard>
{
new TripCard("1", "2"),
new TripCard("2", "3"),
new TripCard("3", "4"),
new TripCard("4", "1")
};
var fact = CardHelper.GetSortedCards(cards);
Assert.IsEmpty(fact);
}
public void ShuffleTest()
{
var cards = new List <TripCard>();
for (var i = 0; i < 101; i++)
{
cards.Add(new TripCard(i.ToString(), (i + 1).ToString()));
}
var rnd = new Random();
var cardsShuffled = cards.OrderBy(item => rnd.Next());
var fact = CardHelper.GetSortedCards(cardsShuffled);
CollectionAssert.AreEqual(fact, cards);
}
public void ResultContainsOnlyLinkedCards()
{
var cards = new List <TripCard>
{
new TripCard("1", "2"),
new TripCard("2", "3"),
new TripCard("5", "6"),
new TripCard("3", "4")
};
var fact = CardHelper.GetSortedCards(cards);
var expected3 = new List <TripCard>
{
new TripCard("1", "2"),
new TripCard("2", "3"),
new TripCard("3", "4")
};
CollectionAssert.AreEqual(fact, expected3);
}
public void ResultWithoutDuplicates()
{
var cards = new List <TripCard>
{
new TripCard("1", "2"),
new TripCard("0", "1"),
new TripCard("1", "2"),
new TripCard("0", "1"),
new TripCard("1", "2")
};
var fact = CardHelper.GetSortedCards(cards);
var expected = new List <TripCard>
{
new TripCard("0", "1"),
new TripCard("1", "2")
};
CollectionAssert.AreEqual(fact, expected);
}
public void EmptyListIfArgumentIsNull()
{
Assert.That(() => CardHelper.GetSortedCards(null),
Throws.Exception.TypeOf <ArgumentNullException>());
}
public void NullsInList()
{
Assert.IsEmpty(CardHelper.GetSortedCards(new List <TripCard> {
null
}));
}