public void Parse_ValidInput_Returns_ExpectedResult(string amount, long expected)
{
AmountParser parser = new AmountParser();
var result = parser.ParseAndGetNumberOfHalfPence(amount);
Assert.AreEqual(expected, result);
}
public void GetAmountInWordsTest_Should_Return_Valid_Amount_In_Words()
{
var amountParser = new AmountParser();
var result = amountParser.GetAmountInWords(5523345.67);
Assert.AreEqual(result, "FIVE MILLION AND FIVE TWENTY-THREE THOUSAND AND THREE HUNDRED AND FORTY-FIVE DOLLARS AND SIXTY-SEVEN CENTS");
}
public void GetAmountInWordsTest_Should_Return_Valid_Amount_In_Words_When_Only_Decimal()
{
var amountParser = new AmountParser();
var result = amountParser.GetAmountInWords(.22);
Assert.AreEqual(result, "TWENTY-TWO CENTS");
}
public void GetAmountInWordsTest_Should_Return_Valid_Amount_In_Words_When_Only_Digits()
{
var amountParser = new AmountParser();
var result = amountParser.GetAmountInWords(11);
Assert.AreEqual(result, "ELEVEN DOLLARS");
}
static void Main(string[] args)
{
string argument = args.Length > 0 ? args[0] : string.Empty;
IMagicPurse purse = null;
switch (argument)
{
case "-a":
purse = new MagicPurseAsync(new Splitter());
break;
case "-q":
purse = new MagicPurseQueue(new Splitter());
break;
case "-s":
case "":
purse = new MagicPurseSync(new Splitter());
break;
default:
PrintInvalidArguments();
return;
}
Console.WriteLine("Welcome to the MagicPurse");
var terminate = false;
var parser = new AmountParser();
while (!terminate)
{
terminate = ReadAmountFromConsole(out var amount);
if (!terminate)
{
try
{
var halfPence = parser.ParseAndGetNumberOfHalfPence(amount);
Console.WriteLine("Calculation in progress, please wait.");
var startTime = DateTime.Now;
var makeEvenChange = purse.GetAllSplits(halfPence);
var duration = DateTime.Now - startTime;
Console.WriteLine($"Number of possibilities: {makeEvenChange} (took {duration.TotalMilliseconds}ms)");
}
catch (ArgumentException a)
{
Console.WriteLine(a.Message);
}
}
}
}
public void Parse_ValidInput_Throws_ArgumentException(string amount)
{
AmountParser parser = new AmountParser();
Assert.Throws <ArgumentException>(() => parser.ParseAndGetNumberOfHalfPence(amount));
}
