public void TestContents()
{
var rollingArray = new Tokenizer.RollingArray(3);
rollingArray.Add('H');
Assert.That(new string(rollingArray.ToArray()), Is.EqualTo("H"));
rollingArray.Add('e');
Assert.That(new string(rollingArray.ToArray()), Is.EqualTo("He"));
rollingArray.Add('l');
Assert.That(new string(rollingArray.ToArray()), Is.EqualTo("Hel"));
rollingArray.Add('l');
Assert.That(new string(rollingArray.ToArray()), Is.EqualTo("ell"));
rollingArray.Add('o');
Assert.That(new string(rollingArray.ToArray()), Is.EqualTo("llo"));
rollingArray.Add(' ');
Assert.That(new string(rollingArray.ToArray()), Is.EqualTo("lo "));
rollingArray.Add('W');
Assert.That(new string(rollingArray.ToArray()), Is.EqualTo("o W"));
rollingArray.Add('o');
Assert.That(new string(rollingArray.ToArray()), Is.EqualTo(" Wo"));
rollingArray.Add('l');
Assert.That(new string(rollingArray.ToArray()), Is.EqualTo("Wol"));
rollingArray.Add('d');
Assert.That(new string(rollingArray.ToArray()), Is.EqualTo("old"));
}
public void TestIndexer()
{
var rollingArray = new Tokenizer.RollingArray(4);
rollingArray.Add('A');
Assert.That(rollingArray.Pos(), Is.EqualTo(0));
Assert.That(rollingArray[rollingArray.Length - 1], Is.EqualTo('A'));
rollingArray.Add('B');
Assert.That(rollingArray.Pos(), Is.EqualTo(1));
Assert.That(rollingArray[rollingArray.Length - 1], Is.EqualTo('B'));
Assert.That(rollingArray[rollingArray.Length - 2], Is.EqualTo('A'));
rollingArray.Add('C');
Assert.That(rollingArray.Pos(), Is.EqualTo(2));
Assert.That(rollingArray[rollingArray.Length - 1], Is.EqualTo('C'));
Assert.That(rollingArray[rollingArray.Length - 2], Is.EqualTo('B'));
Assert.That(rollingArray[rollingArray.Length - 3], Is.EqualTo('A'));
rollingArray.Add('D');
Assert.That(rollingArray.Pos(), Is.EqualTo(3));
Assert.That(rollingArray[rollingArray.Length - 1], Is.EqualTo('D'));
Assert.That(rollingArray[rollingArray.Length - 2], Is.EqualTo('C'));
Assert.That(rollingArray[rollingArray.Length - 3], Is.EqualTo('B'));
Assert.That(rollingArray[rollingArray.Length - 4], Is.EqualTo('A'));
rollingArray.Add('E');
Assert.That(rollingArray.Pos(), Is.EqualTo(0));
Assert.That(rollingArray[rollingArray.Length - 1], Is.EqualTo('E'));
Assert.That(rollingArray[rollingArray.Length - 2], Is.EqualTo('D'));
Assert.That(rollingArray[rollingArray.Length - 3], Is.EqualTo('C'));
Assert.That(rollingArray[rollingArray.Length - 4], Is.EqualTo('B'));
rollingArray.Add('F');
Assert.That(rollingArray.Pos(), Is.EqualTo(1));
Assert.That(rollingArray[rollingArray.Length - 1], Is.EqualTo('F'));
Assert.That(rollingArray[rollingArray.Length - 2], Is.EqualTo('E'));
Assert.That(rollingArray[rollingArray.Length - 3], Is.EqualTo('D'));
Assert.That(rollingArray[rollingArray.Length - 4], Is.EqualTo('C'));
rollingArray.Add('G');
Assert.That(rollingArray.Pos(), Is.EqualTo(2));
Assert.That(rollingArray[rollingArray.Length - 1], Is.EqualTo('G'));
Assert.That(rollingArray[rollingArray.Length - 2], Is.EqualTo('F'));
Assert.That(rollingArray[rollingArray.Length - 3], Is.EqualTo('E'));
Assert.That(rollingArray[rollingArray.Length - 4], Is.EqualTo('D'));
rollingArray.Add('H');
Assert.That(rollingArray.Pos(), Is.EqualTo(3));
Assert.That(rollingArray[rollingArray.Length - 1], Is.EqualTo('H'));
Assert.That(rollingArray[rollingArray.Length - 2], Is.EqualTo('G'));
Assert.That(rollingArray[rollingArray.Length - 3], Is.EqualTo('F'));
Assert.That(rollingArray[rollingArray.Length - 4], Is.EqualTo('E'));
rollingArray.Add('I');
Assert.That(rollingArray.Pos(), Is.EqualTo(0));
Assert.That(rollingArray[rollingArray.Length - 1], Is.EqualTo('I'));
Assert.That(rollingArray[rollingArray.Length - 2], Is.EqualTo('H'));
Assert.That(rollingArray[rollingArray.Length - 3], Is.EqualTo('G'));
Assert.That(rollingArray[rollingArray.Length - 4], Is.EqualTo('F'));
}
public void TestCanCheckForStartToken()
{
var rollingArray = new Tokenizer.RollingArray(3);
rollingArray.Add('A');
Assert.That(rollingArray.StartToken(), Is.False);
rollingArray.Add('B');
Assert.That(rollingArray.StartToken(), Is.False);
rollingArray.Add('{');
Assert.That(rollingArray.StartToken(), Is.False);
rollingArray.Add('{');
Assert.That(rollingArray.StartToken(), Is.True);
rollingArray.Add('C');
Assert.That(rollingArray.StartToken(), Is.False);
}
public void TestCanCheckForEndToken()
{
var rollingArray = new Tokenizer.RollingArray(4);
rollingArray.Add('A');
Assert.That(rollingArray.EndToken(), Is.False);
rollingArray.Add('B');
Assert.That(rollingArray.EndToken(), Is.False);
rollingArray.Add('C');
Assert.That(rollingArray.EndToken(), Is.False);
rollingArray.Add('}');
Assert.That(rollingArray.EndToken(), Is.False);
rollingArray.Add('}');
Assert.That(rollingArray.EndToken(), Is.True);
}