static void TestExpression(string expression, int? expected)
{
ExpressionValidationResult expressionValidationResult = ExpressionValidator.Validate(expression);
if (expressionValidationResult.HasValidationErrors)
{
System.Console.WriteLine("{0}", expression);
foreach (string validationError in expressionValidationResult.ValidationErrors)
{
Console.WriteLine(validationError);
}
}
else
{
//var expessionElement = ExpressionProcessor.Process(expressionValidationResult.MinifiedExpression);
var arithmeticExpression = new ArithmeticExpression(expressionValidationResult.MinifiedExpression);
if (arithmeticExpression.HasValue)
{
var itsValue = arithmeticExpression.ItsValue;
string result = (Int32.Parse(itsValue) == expected) ? "Equal" : "NOT Equal";
Console.WriteLine("{0} -> {1} {2} {3}", arithmeticExpression.MinifiedExpression, itsValue, result, expected);
}
else
Console.WriteLine("{0} -> {1} [{2}]", arithmeticExpression.MinifiedExpression, arithmeticExpression.ProcessingException.Message, arithmeticExpression.ProcessingException.InnerException.Message);
}
}
private void OnEvaluate(object sender, EventArgs e)
{
string expression = txtExpression.Text;
if (expression == String.Empty)
{
btnReset.PerformClick();
}
else
{
ArithmeticExpression arithmeticExpression = new ArithmeticExpression(expression);
if (arithmeticExpression.HasErrors)
{
txtResult.Text = Resources.IntExpression_OnEvaluate_Error_;
txtMessages.Text = arithmeticExpression.ErrorMessages;
}
else
{
txtResult.Text = arithmeticExpression.Result;
}
}
}