public void TestAny()
{
// Setup the source param
ParameterExpression sourceParam = Expression.Parameter(typeof(ObjectD), "source");
// Setup the model bindings
MemberAssignment[] assignments = new MemberAssignment[]
{
sourceParam.DirectBind <ObjectF>(nameof(ObjectF.Id)),
sourceParam.BindHasAny <ObjectF, ObjectA>(nameof(ObjectF.HasChildren), (param) => {
return(Expression.Equal(
Expression.Property(param, nameof(ObjectA.Id)),
Expression.Constant(1)
));
}, nameof(ObjectD.ListOfA))
};
// Select the objectF from the objectD list
ObjectF obj = Objects
.Select(Expression.Lambda <Func <ObjectD, ObjectF> >(
Expression.MemberInit(Expression.New(typeof(ObjectF)), assignments)
, sourceParam).Compile()).FirstOrDefault();
// Verify data
Assert.IsNotNull(obj);
Assert.IsTrue(obj.HasChildren);
Assert.AreEqual(1, obj.Id);
}