public void FindMostOccuringCharacterTest_EmptyString()
{
string value = "";
CharacterCounter characterCounter = new CharacterCounter();
var result = characterCounter.FindMostOccuringCharacter(value);
Assert.AreEqual(0, result.Count());
}
public void FindMostOccuringCharacterTest_OneResult()
{
string value = "aabaabbacdcd";
CharacterCounter characterCounter = new CharacterCounter();
var result = characterCounter.FindMostOccuringCharacter(value);
Assert.AreEqual(1, result.Count());
Assert.IsTrue(result.Contains('a'));
}
public void FindMostOccuringCharacterTest_AllResults()
{
string value = "aabaabbacdcddddbbccc";
CharacterCounter characterCounter = new CharacterCounter();
var result = characterCounter.FindMostOccuringCharacter(value);
Assert.AreEqual(4, result.Count());
Assert.IsTrue(result.Contains('a'));
Assert.IsTrue(result.Contains('b'));
Assert.IsTrue(result.Contains('c'));
Assert.IsTrue(result.Contains('d'));
}
static void Main(string[] args)
{
CharacterCounter characterCounter = new CharacterCounter();
Console.WriteLine("Type in a string, the characters that occur the most will be returned.");
string value = Console.ReadLine();
IEnumerable<char> mostOccuringCharacters = characterCounter.FindMostOccuringCharacter(value);
Console.WriteLine("The most occuring characters are:");
foreach (var character in mostOccuringCharacters)
{
Console.WriteLine(character);
}
Console.ReadLine();
}