public void When_KingCrowned_Expect_True()
{
// Arrange
// Setting all kingdoms except water to compete
var testGameEngine = new GameEngine(consoleMethods);
testGameEngine.AllKingdoms[Kingdoms.Air].IsCompeting = true;
testGameEngine.AllKingdoms[Kingdoms.Fire].IsCompeting = true;
testGameEngine.AllKingdoms[Kingdoms.Ice].IsCompeting = true;
testGameEngine.AllKingdoms[Kingdoms.Land].IsCompeting = true;
testGameEngine.AllKingdoms[Kingdoms.Space].IsCompeting = true;
// Updating message list to only contain valid message for water
// So that we are sure to have a winner in the very first round
Utility.listOfMessages.Clear();
Utility.listOfMessages.Add("octopus");
var highPriest = new HighPriest(6, 100, consoleMethods);
// Act
highPriest.HoldBallot(testGameEngine);
// Explicitly call Utility class' static constructor so as to revert changes to listOfMessages
System.Runtime.CompilerServices.RuntimeHelpers.RunClassConstructor(typeof(Utility).TypeHandle);
// Assert
Assert.NotNull(testGameEngine.RulingKingdom);
}
/// <summary>
/// Custom Input Action for the 'Breaker of Chains' problem
/// </summary>
/// <param name="input">The user input which triggered the custom action</param>
/// <param name="southeros"></param>
/// <returns></returns>
/// <remarks>We don't particularly require the input data in this function but we keep it anyway to match the function signature</remarks>
public string CustomInputAction(string input, ISoutheros southeros)
{
// Once a ruler has been found, we no longer need to hold a ballot
if (southeros.RulingKingdom != null)
{
return(string.Format(Utility.RulerCrownedMessage, southeros.RulingKingdom.Name));
}
// Declare local variables
var output = string.Empty;
var noOfCompetitors = 0;
var maxBallotRounds = 1000;
var messagesToChoose = 6;
// Read the list of competitors from the user
var possibleCandidates = console.ReadLine().Trim().Replace(',', ' ').Split(" ", StringSplitOptions.RemoveEmptyEntries);
// Try parsing the user input into valid kingdoms
foreach (var candidate in possibleCandidates)
{
if (!string.IsNullOrWhiteSpace(candidate) &&
Enum.TryParse(candidate, true, out Kingdoms competingKingdom))
{
southeros.AllKingdoms[competingKingdom].IsCompeting = true;
noOfCompetitors++;
}
else
{
output += string.Format(Utility.InvalidKingdomMessage, candidate);
}
}
// We need atleast two kingdoms competing for the crown
if (noOfCompetitors < 2)
{
output += Utility.NoCompetingKingdomsMessage;
}
// and atmost one less than all of them
else if (noOfCompetitors < Enum.GetValues(typeof(Kingdoms)).Length)
{
// Summon high priest
var highPriest = new HighPriest(messagesToChoose, maxBallotRounds, console);
// FindRulerByBallot return false if we don't have a ruler after maxBallotRounds
if (!highPriest.HoldBallot(southeros))
{
output += Utility.BallotTookTooLongMessage;
}
}
// If all the kingdoms compete, we can't proceed
else
{
output += Utility.TooManyKingdomsMessage;
}
return(output);
}
