public void Should_replace_array_index_with_correct_index_value()
{
Expression<Func<DrugTestForm, object>> expr = f => f.DrugTestDrugTestResults[int.MaxValue].SubstanceTested;
var result = new IndexReplacerVisitor(5).Visit(expr);
Assert.AreEqual("f => f.DrugTestDrugTestResults[5].SubstanceTested", result.ToString());
}
public ExecutionResult ValidateCommand(object commandMessage, ICommandConfiguration commandConfiguration)
{
var totalResult = new ExecutionResult();
IEnumerable<ValidationRuleInstance> ruleInstances = commandConfiguration.GetValidationRules();
foreach (ValidationRuleInstance instance in ruleInstances)
{
if (instance.ShouldApply != null)
if (!(bool) instance.ShouldApply.DynamicInvoke(commandMessage))
continue;
Delegate compile = instance.ToCheckExpression.Compile();
object input = compile.DynamicInvoke(new object[] {commandMessage});
bool stopProcessing = false;
if (instance.ArrayRule)
{
var enumerable = (IEnumerable) input;
int i = 0;
foreach (object item in enumerable)
{
if (item == null) continue;
IValidationRule rule = _ruleFactory.ConstructRule(instance);
string result = rule.IsValid(item);
bool ruleFailed = result != null;
if (ruleFailed)
{
var indexedUiExpression = new IndexReplacerVisitor(i).Visit(instance.UIAttributeExpression);
totalResult.AddMessage(result, instance.ToCheckExpression, (LambdaExpression)indexedUiExpression, instance.ToCompareExpression);
if (rule.StopProcessing)
{
stopProcessing = true;
break;
}
}
i++;
}
}
else
{
IValidationRule rule = _ruleFactory.ConstructRule(instance);
if (rule is ICrossReferencedValidationRule)
{
Delegate toCompareDelegate = instance.ToCompareExpression.Compile();
object toCompare = toCompareDelegate.DynamicInvoke(new object[] {commandMessage});
((ICrossReferencedValidationRule) rule).ToCompare = toCompare;
}
string result = rule.IsValid(input);
bool ruleFailed = result != null;
if (ruleFailed)
{
totalResult.AddMessage(result, instance.ToCheckExpression, instance.UIAttributeExpression, instance.ToCompareExpression);
if (rule.StopProcessing)
{
break;
}
}
}
if (stopProcessing)
break;
}
return totalResult;
}
