public void shuffleTest1()
{
// Allocate a deck of cards
cardDeck deck = new cardDeck();
// Shuffle
deck.shuffle();
// Use the validate method to see if all of the cards are in place
Assert.IsTrue(deck.validateDeck());
}
public void shuffleTest3()
{
// Allocate 5 deck of cards
// Delay 1 1/2 seconds between deck allocations to
// ensure that each card has a differently seeded random
// number generator
//
cardDeck d1 = new cardDeck();
Thread.Sleep(1500);
cardDeck d2 = new cardDeck();
Thread.Sleep(1500);
cardDeck d3 = new cardDeck();
Thread.Sleep(1500);
cardDeck d4 = new cardDeck();
Thread.Sleep(1500);
cardDeck d5 = new cardDeck();
// sort
d1.sort();
d2.sort();
d3.sort();
d4.sort();
d5.sort();
// Shuffle
d1.shuffle();
d2.shuffle();
d3.shuffle();
d4.shuffle();
d5.shuffle();
// Test to see if all card decks have been shuffled
int[] errorCnt = { 0, 0, 0, 0, 0 };
for (int j = 0; j < 52; j++)
{
// Test to see if each card is in its original order in the deck
if (j == d1.deck[j].sortOrder()) errorCnt[0]++;
if (j == d2.deck[j].sortOrder()) errorCnt[1]++;
if (j == d3.deck[j].sortOrder()) errorCnt[2]++;
if (j == d4.deck[j].sortOrder()) errorCnt[3]++;
if (j == d5.deck[j].sortOrder()) errorCnt[4]++;
}
// It might be possible for one or two cards to be in its original order
// Three such insidents will be flagged as a failure
Assert.IsTrue(errorCnt[0] < 3
&& errorCnt[1] < 3
&& errorCnt[2] < 3
&& errorCnt[3] < 3
&& errorCnt[4] < 3);
}
public void shuffleTest2()
{
// Allocate a deck of cards
cardDeck d = new cardDeck();
// Cards are in a sorted state after deck allocation
// Shuffle
d.shuffle();
// Validate the shuffling of the deck manually
int errorCnt = 0;
for (int j = 51; j >= 0; j--)
{
// Test to see if each card is in its original order in the deck
if (j == d.deck[j].sortOrder()) errorCnt++;
}
// It might be possible for one or two cards to be in its original order
// Three such insidents will be flagged as a failure
Assert.IsTrue(errorCnt < 3);
}
