public void TextNavigator_LookAhead_2() { const string text = "ABC"; TextNavigator navigator = new TextNavigator(text); Assert.AreEqual('C', navigator.LookAhead(2)); navigator.ReadChar(); Assert.AreEqual(TextNavigator.EOF, navigator.LookAhead(2)); navigator.ReadChar(); Assert.AreEqual(TextNavigator.EOF, navigator.LookAhead(2)); navigator.ReadChar(); Assert.AreEqual(TextNavigator.EOF, navigator.LookAhead(2)); }