public void WithoutTypeConversion()
{
Hashtable source = new Hashtable();
Inventor target = new Inventor();
source["name"] = "Nikola Tesla";
source["dob"] = new DateTime(1856, 7, 9);
// I know this is pupin's graduation year but I need a date here
source["dateofgraduation"] = new DateTime(1883, 1, 1);
source["inventions"] = new string[] { "One", "Two" };
mgr.BindSourceToTarget(source, target, null);
Assert.IsTrue(mgr.HasBindings);
Assert.AreEqual("Nikola Tesla", target.Name);
Assert.AreEqual(new DateTime(1856, 7, 9), target.DOB);
Assert.AreEqual(new string[] { "One", "Two" }, target.Inventions);
Assert.IsNull(target.PlaceOfBirth.City);
Assert.IsNull(target.PlaceOfBirth.Country);
target.Name = "Tesla, Nikola";
target.DOB = DateTime.Today;
target.PlaceOfBirth.City = "Smiljan";
target.PlaceOfBirth.Country = "Lika";
mgr.BindTargetToSource(source, target, null);
Assert.AreEqual("Tesla, Nikola", source["name"]);
Assert.AreEqual(DateTime.Today, source["dob"]);
Assert.AreEqual("One", ((string[])source["inventions"])[0]);
Assert.AreEqual("Smiljan", source["cityOfBirth"]);
Assert.AreEqual("Lika", source["countryOfBirth"]);
}
public void UnhandledTypeConversionExceptionTargetToSource()
{
BaseBindingManager dbm = new BaseBindingManager();
Inventor st = new Inventor("Nikola Tesla", new DateTime(1856, 7, 9), "Serbian");
st.Inventions = new string[] { "Invention One", "Invention Two" };
dbm.AddBinding("pob", "DOB");
try
{
dbm.BindTargetToSource(st, st, null);
Assert.Fail("Binding date to custom Place type should throw an exception.");
}
catch (TypeMismatchException)
{}
// binding state is not remembered with ValidationErrors=null!
try
{
dbm.BindSourceToTarget(st, st, null);
Assert.Fail("Binding custom Place to date type should throw an exception.");
}
catch (TypeMismatchException)
{}
}
public void DirectionTargetToSource()
{
BaseBindingManager dbm = new BaseBindingManager();
Inventor source = new Inventor("Nikola Tesla", new DateTime(1856, 7, 9), "Serbian");
Hashtable target = new Hashtable();
dbm.AddBinding("Name", "['name']", BindingDirection.TargetToSource);
dbm.BindSourceToTarget(source, target, null);
Assert.IsNull(target["name"]);
target["name"] = "Mihajlo Pupin";
dbm.BindTargetToSource(source, target, null);
Assert.AreEqual("Mihajlo Pupin", source.Name);
}
public void HandledTypeConversionExceptionTargetToSource()
{
BaseBindingManager dbm = new BaseBindingManager();
IValidationErrors errors = new ValidationErrors();
Inventor st = new Inventor("Nikola Tesla", new DateTime(1856, 7, 9), "Serbian");
st.Inventions = new string[] { "Invention One", "Invention Two" };
SimpleExpressionBinding binding = new SimpleExpressionBinding("pob", "DOB");
binding.SetErrorMessage("error", "errors");
dbm.AddBinding(binding);
dbm.BindTargetToSource(st, st, errors);
Assert.IsFalse(binding.IsValid(errors));
Assert.IsFalse(errors.IsEmpty);
Assert.AreEqual(1, errors.GetErrors("errors").Count);
// make sure that the old value doesn't override current invalid value
dbm.BindSourceToTarget(st, st, errors);
Assert.AreEqual(new DateTime(1856, 7, 9), st.DOB);
}
public void UnhandledTypeConversionExceptionSourceToTarget()
{
BaseBindingManager dbm = new BaseBindingManager();
Hashtable source = new Hashtable();
source["boolValue"] = false;
Inventor target = new Inventor("Nikola Tesla", new DateTime(1856, 7, 9), "Serbian");
dbm.AddBinding("['boolValue']", "DOB");
try
{
dbm.BindSourceToTarget(source, target, null);
Assert.Fail("Binding boolean to date should throw an exception.");
}
catch (TypeMismatchException)
{}
// binding state is not remembered with ValidationErrors=null!
dbm.BindTargetToSource(source, target, null);
Assert.AreEqual(target.DOB, source["boolValue"]);
}
public void BindNullValues()
{
Hashtable source;
Inventor target;
target = new Inventor();
source = new Hashtable();
// this is legal (dog is nullable)
BaseBindingManager mgr = new BaseBindingManager();
mgr.AddBinding("['dateofgraduation']", "DateOfGraduation");
source["dateofgraduation"] = null;
target.DateOfGraduation = DateTime.Now;
mgr.BindSourceToTarget(source, target, null);
Assert.IsNull(target.DateOfGraduation);
source["dateofgraduation"] = DateTime.Now;
mgr.BindTargetToSource(source, target, null);
Assert.IsNull(source["dateofgraduation"]);
}
public void HandledTypeConversionExceptionSourceToTarget()
{
BaseBindingManager dbm = new BaseBindingManager();
IValidationErrors errors = new ValidationErrors();
Hashtable source = new Hashtable();
source["boolValue"] = false;
Inventor target = new Inventor("Nikola Tesla", new DateTime(1856, 7, 9), "Serbian");
SimpleExpressionBinding binding = new SimpleExpressionBinding("['boolValue']", "DOB");
binding.SetErrorMessage("error", "errors");
dbm.AddBinding(binding);
dbm.BindSourceToTarget(source, target, errors);
Assert.IsFalse(binding.IsValid(errors));
Assert.IsFalse(errors.IsEmpty);
Assert.AreEqual(1, errors.GetErrors("errors").Count);
// make sure that the old value doesn't override current invalid value
dbm.BindTargetToSource(source, target, errors);
Assert.AreEqual(false, source["boolValue"]);
}