public void BindingParser_NoParameters()
{
var parser = new BindingParser();
var binding = (BindingMarkup)parser.ParseExpression("Binding");
Assert.IsInstanceOfType(binding.Path, typeof(BindingGetPropertyExpression));
Assert.IsTrue(string.IsNullOrEmpty(((BindingGetPropertyExpression)binding.Path).PropertyName));
}
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_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_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_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 void BindingParser_BindingWithSpecifiedPropertyName()
{
var parser = new BindingParser();
var binding = (BindingMarkup)parser.ParseExpression("Binding Path=Test.Test2");
dynamic path = binding.Path;
Assert.IsInstanceOfType(path, typeof(BindingGetPropertyExpression));
Assert.AreEqual("Test", path.PropertyName);
Assert.IsInstanceOfType(path.NextExpression, typeof(BindingGetPropertyExpression));
Assert.AreEqual("Test2", path.NextExpression.PropertyName);
}
public void BindingParser_BindingWithDefaultProperty()
{
var parser = new BindingParser();
var binding = (BindingMarkup)parser.ParseExpression("Binding Test.Test2, Mode=TwoWay");
Assert.AreEqual(BindingMode.TwoWay, binding.Mode);
dynamic path = binding.Path;
Assert.IsInstanceOfType(path, typeof(BindingGetPropertyExpression));
Assert.AreEqual("Test", path.PropertyName);
Assert.IsInstanceOfType(path.NextExpression, typeof(BindingGetPropertyExpression));
Assert.AreEqual("Test2", path.NextExpression.PropertyName);
}