public void TestEncryptMessageNulls()
{
var subcipher = new Subcipher();
string result = subcipher.EncryptMessage(null, null);
Assert.Equal(string.Empty, result);
}
public void TestEncryptMessage()
{
var subcipher = new Subcipher();
var message = "Stupid!";
var map = new Dictionary <char, char>();
map.Add('t', 'm');
map.Add('u', 'a');
map.Add('p', 'r');
map.Add('i', 't');
map.Add('d', 'y');
var encryptedMessage = subcipher.EncryptMessage(message, map);
Assert.Equal("Smarty!", encryptedMessage);
}