public void IsNullLetterTileTest()
{
LetterTile lt = new LetterTile('n', 0);
Assert.IsTrue(lt.IsNullLetterTile());
lt = new LetterTile('A', 1);
Assert.IsFalse(lt.IsNullLetterTile());
}
/// <summary>
/// Inserts a LetterTile into the LetterTileRack. Throws InvalidLetterTileInsertionException.
/// </summary>
/// <param name="letterTileToBeInserted">The LetterTile that is being inserted into the LetterTileRack.</param>
public void InsertLetterTile(LetterTile letterTileToBeInserted)
{
if (this.containedLetterTileSet.Count == 7)
{
throw new InvalidLetterTileInsertionException("The insertion of letter tile with LetterValue == " + letterTileToBeInserted.LetterValue +
" and PointValue == " + letterTileToBeInserted.PointValue + " is invalid. The LetterTileRack is full.");
}
else
{
// Inserting a null LetterTile is the equivalent of not inserting anything.
if (!letterTileToBeInserted.IsNullLetterTile())
{
this.containedLetterTileSet.Add(letterTileToBeInserted);
}
}
}