public void FiftyTwoDeckManager_TestInitialize()
{
// arrange a deck
var testDeckManager = new FiftyTwoCardDeckManager();
// act by calling initialize
testDeckManager.InitializeDeck();
// assert that it has a count of 52 cards
Assert.AreEqual(testDeckManager.GetDeck.Count, 52);
}
public void FiftyTwoDeckManager_TestShuffle()
{
// arrange and initialize a deck
var testDeckManager = new FiftyTwoCardDeckManager();
testDeckManager.InitializeDeck();
// arrange the random position list and comparison list
var random = new Random();
var randomSelection = new List <int>(13);
var preSortSelection = new List <Card>(13);
// build the list of random index to be compared from, for 13 cards
for (var i = 0; i != 13; ++i)
{
var randomPick = 0;
do
{
randomPick = random.Next(0, 52);
} while (randomSelection.Contains(randomPick));
randomSelection.Add(randomPick);
}
// make the pre sort selection
foreach (var randomIndex in randomSelection)
{
preSortSelection.Add(testDeckManager.GetDeck[randomIndex]);
}
// act by calling the shuffle and counting the comparison between the items
testDeckManager.ShuffleDeck();
var sameResultCount = 0;
for (var i = 0; i != randomSelection.Count; ++i)
{
var preSortRandomIndex = randomSelection[i];
if (testDeckManager.GetDeck[preSortRandomIndex] == preSortSelection[i])
{
sameResultCount++;
}
}
// assert that no more than 3 cards out of the random selection are equal
Assert.IsTrue(sameResultCount <= 3);
}
public void FiftyTwoDeckManager_TestSortAscending()
{
//arrange and initialize a deck manager
var testDeckManager = new FiftyTwoCardDeckManager();
testDeckManager.InitializeDeck();
//act by calling the sort ascending
testDeckManager.SortDeck_AscendingValue();
var cardsOrderedAscending = true;
var groupIteration = 1;
var cardValues = Enum.GetValues(typeof(CardValue)) as int[];
// determine if the first card in the sorted deck is the default (lowest) enum value
var firstDeckCardGroup = testDeckManager.GetDeck[0];
// if the first card isn't the default value from the enum it wasn't sorted ascending
if ((int)firstDeckCardGroup.CardFaceValue != cardValues[0])
{
cardsOrderedAscending = false;
}
else
{
firstDeckCardGroup = null;
// else iterate through the deck and confirm that all cards are in groups ascending order, according to face value
foreach (var card in testDeckManager.GetDeck)
{
// if the group Iteration is 1 then we are starting a new value group so store that value
// check if it is sequencial to the previous used, if not its a failure breaking condition
if (groupIteration == 1)
{
// if the firstDeckCardGroup reference is null then no need for comparison
if (firstDeckCardGroup != null)
{
if ((int)firstDeckCardGroup.CardFaceValue >= (int)card.CardFaceValue)
{
cardsOrderedAscending = false;
break;
}
}
firstDeckCardGroup = card;
}
// else make sure it has the same face value as the first in the group of 4
// if not its a failure breaking condition
else
{
if ((int)firstDeckCardGroup.CardFaceValue != (int)card.CardFaceValue)
{
cardsOrderedAscending = false;
break;
}
}
if (groupIteration == Enum.GetValues(typeof(Suite)).Length)
{
groupIteration = 1;
}
else
{
++groupIteration;
}
}
}
Assert.IsTrue(cardsOrderedAscending);
}