public void GetRankReturnsCorrectValueWhenInvoked(string source, double expectedValue)
{
//Arrange
var rankCalculator = new RankCalculator();
//Act
var result = rankCalculator.GetRank(source);
//Assert
Assert.AreEqual(expectedValue, result, 0.0000000001);
}
static void Main(string[] args)
{
Console.WriteLine("Please enter [a-z] string less or equal to 25 characters.");
var initialSource = Console.ReadLine();
if (string.IsNullOrWhiteSpace(initialSource))
{
Console.WriteLine("String is empty.");
Console.ReadKey();
return;
}
if (initialSource.Length > 25)
{
Console.WriteLine("String is too long.");
Console.ReadKey();
return;
}
var source = initialSource.ToLower();
if (!Regex.IsMatch(source, @"^[a-z]+$"))
{
Console.WriteLine("String contains invalid values.");
Console.ReadKey();
return;
}
Console.WriteLine("Please select the number of times to execute the procedure.");
var initialTimesToRun = Console.ReadLine();
long timesToRun = 0;
if (!long.TryParse(initialTimesToRun, out timesToRun))
{
Console.WriteLine("Invalid times to run number.");
Console.ReadKey();
return;
}
var stopWatch = new Stopwatch();
var rankCalculator = new RankCalculator();
var result = 0d;
for (var index = 0L; index < timesToRun; index++)
{
stopWatch.Start();
result = rankCalculator.GetRank(source);
stopWatch.Stop();
}
Console.WriteLine("Source:{0}, Times executed:{1}, Average execution time(ms):{2}; Result:{3}", source,timesToRun, (double)stopWatch.ElapsedMilliseconds/timesToRun, result);
Console.ReadKey();
}