public void WHEN_PickNRandomElems_THEN_ValuesGeneratedEqually()
{
testIntList = new List <int>()
{
0, 1, 2, 3, 4
};
resultIntList = new List <int>()
{
0, 0, 0, 0, 0
};
// Run the random boolean generator 1000 times
for (int i = 0; i < 1000; i++)
{
List <int> ramGeneratorList = RamGenerator.PickNRandomElems(testIntList, 2);
// Record the values generated in the list
resultIntList[ramGeneratorList[0]] += 1;
resultIntList[ramGeneratorList[1]] += 1;
}
// Ensure that all numbers were generated at least 15% of the time out of 1000 calls to the generator
for (int index = 0; index < 4; index++)
{
Assert.IsTrue(resultIntList[index] > 150, "GenerateARamInt: Out of 1000 calls, " + index + " was generated " + resultIntList[index] + " times.");
}
}
public void WHEN_Pick0RandomElemsFromEmptyList_THEN_EmptyListReturned()
{
// Predetermined test list
testIntList = new List <int>()
{
};
// Random items picked out by the PickNRandomElems function
List <int> ramGeneratorList = RamGenerator.PickNRandomElems(testIntList, 0);
Assert.AreEqual(0, ramGeneratorList.Count());
}
public void WHEN_Pick3RandomElemsFromListWith2Elems_THEN_ListWith2ElemsReturned()
{
// Predetermined test list
testIntList = new List <int>()
{
1, 2
};
// Random items picked out by the PickNRandomElems function
List <int> ramGeneratorList = RamGenerator.PickNRandomElems(testIntList, 3);
Assert.AreEqual(2, ramGeneratorList.Count());
}
public void WHEN_PickNRandomElems_THEN_NoDuplicatedElements()
{
// Predetermined test list
testIntList = new List <int>()
{
1, 2, 3, 4, 5
};
// Random items picked out by the PickNRandomElems function
List <int> ramGeneratorList = RamGenerator.PickNRandomElems(testIntList, 3);
// Check for duplicates
IEnumerable <int> duplicatesList = ramGeneratorList.GroupBy(x => x)
.Where(g => g.Count() > 1)
.Select(x => x.Key);
Assert.AreEqual(0, duplicatesList.Count());
}
/// <summary>
/// Function for displaying the highlight sequence
/// </summary>
private IEnumerator HighlightSequenceStage()
{
roundNumber += 1;
// Initialize round gameplay data variables
round = new SquaresRound();
round.HighlightedSquares = new List <IndexAndPosition>();
round.RecalledSquares = new List <IndexAndPosition>();
round.SquareHighlightInterval = squareHighlightInterval; // float value
round.SquareHighlightDuration = squareHighlightDuration; // float value
// Randomly select a new square highlight sequence for the new round,
// by using the existing list of square game objects
squaresToHighlight = RamGenerator.PickNRandomElems(displayedSquares, numberOfHighlightedSquares);
// Display the square highlight sequence
yield return(StartCoroutine(HighlightSquareSequence(squaresToHighlight, squareHighlightInterval)));
// Clear the list of squares recalled by the player
recalledSquares = new List <IndexAndPosition>();
}
/// <summary>
/// Reset or Calculate the level variables for the next round.
/// </summary>
private IEnumerator PrepareRound()
{
// Initialize round gameplay data variables
roundNumber += 1;
identifiedKeyPressTime = 0;
isRoundOver = false;
isIdentifiedKeyPressed = false;
// In each round there is a new image order
imageOrder = new List <Images>();
// Decrease round duration as the number of rounds increase, until it reaches the minimum
// round duration time
if (roundDuration > MIN_ROUND_TIME)
{
roundDuration -= ROUND_TIME_DECREMENT;
}
// Calculate whether thief or person images will appear in this round
FillImageList();
// Set the round variables in the game storage
round = new CatchTheThiefRound();
round.UnidentifiedKeysPressed = new List <TimeAndKey>();
round.ThiefAppearInRound = thiefAppearInRound;
round.PersonAppearInRound = personAppearInRound;
// Randomize the list of images that will appear in this round
imageOrder = RamGenerator.PickNRandomElems(imageOrder, numberOfSquaresInGrid);
// If the thief has been randomized to appear on the same square as in the last round
while (imageOrder[indexThiefAppearedLastRound] == Images.THIEF)
{
// Randomize the list of images again
imageOrder = RamGenerator.PickNRandomElems(imageOrder, numberOfSquaresInGrid);
}
yield return(null);
}
