public void BindingEvaluateVisitor_PropertyGet()
{
var target = CreateTestObject();
var parser = new BindingParser();
var eval = new BindingEvaluateVisitor();
// arrayIndex on array
var binding = (BindingMarkup)parser.ParseExpression("Child");
Assert.AreEqual(target.Child, eval.Visit(binding.Path, target));
}
public void BindingEvaluateVisitor_IndexerOnIList()
{
var target = CreateTestObject();
var parser = new BindingParser();
var eval = new BindingEvaluateVisitor();
// property.arrayIndex on List
var binding = (BindingMarkup)parser.ParseExpression("Child.ListOfIntegers[0]");
Assert.AreEqual(1, eval.Visit(binding.Path, target));
}
public void BindingEvaluateVisitor_IndexerOnly()
{
var target = CreateTestObject();
var parser = new BindingParser();
var eval = new BindingEvaluateVisitor();
// arrayIndex on array
var binding = (BindingMarkup)parser.ParseExpression("[1]");
Assert.AreEqual(2, eval.Visit(binding.Path, target.Child.ArrayOfIntegers));
}
public void BindingEvaluateVisitor_IndexerOnIEnumerable()
{
var target = CreateTestObject();
var parser = new BindingParser();
var eval = new BindingEvaluateVisitor();
// property.arrayIndex on IEnumerable
var binding = (BindingMarkup)parser.ParseExpression("Child.EnumerableOfValues[1].Value");
Assert.AreEqual("b", eval.Visit(binding.Path, target));
}
public object Evaluate(object context)
{
var visitor = new BindingEvaluateVisitor();
return visitor.Visit(this, context);
}
