public void RemoveEventRaised()
{
BindableCollection<SimpleBusinessObject> lBindableCollection = new BindableCollection<SimpleBusinessObject>();
bool removingRaised = false;
lBindableCollection.ItemRemovedEvent += delegate(object sender, ItemRemovedEventArgs ea)
{
removingRaised = true;
};
Assert.IsFalse(removingRaised);
lBindableCollection.Add(new SimpleBusinessObject());
Assert.IsFalse(removingRaised);
lBindableCollection.RemoveAt(0);
Assert.IsTrue(removingRaised);
SimpleBusinessObject sbo = new SimpleBusinessObject();
lBindableCollection.Add(sbo);
removingRaised = false;
lBindableCollection.Remove(sbo);
Assert.IsTrue(removingRaised);
}
public void UndoNestedChanges()
{
BindableWrapper<ComplexBusinessObject> bindableObj =
new BindableWrapper<ComplexBusinessObject>(new ComplexBusinessObject());
SimpleBusinessObject sbo1 = new SimpleBusinessObject();
sbo1.Name = "sbo1";
SimpleBusinessObject sbo2 = new SimpleBusinessObject();
sbo2.Name = "sbo2";
bindableObj.Data.BusinessObj.NestedObject = sbo1;
Assert.AreEqual(bindableObj.Data.BusinessObj.NestedObject.Name, sbo1.Name);
bindableObj.Data.BusinessObj.NestedObject = sbo2;
Assert.AreEqual(bindableObj.Data.BusinessObj.NestedObject.Name, sbo2.Name);
bindableObj.Undo();
// As the nested object is not intercepted undo does not have any effect
Assert.AreEqual(bindableObj.Data.BusinessObj.NestedObject.Name, sbo2.Name);
// the nested object is not IBindableWrapper so changes on its internal properties are not intercepted
bindableObj.Data.BusinessObj.NestedObject.Name = "whatever";
bindableObj.Data.BusinessObj.NestedObject.Name = "somethingelse";
}
private ComplexBusinessObject(bool flag, SimpleBusinessObject nested)
{
_someFlag = flag;
_nestedObject = nested;
}
public void UndoRedoNestedChanges()
{
BindableWrapper<ComplexBusinessObject> bindableObj =
new BindableWrapper<ComplexBusinessObject>(new ComplexBusinessObject());
SimpleBusinessObject sbo1 = new SimpleBusinessObject();
sbo1.Name = "sbo1";
SimpleBusinessObject sbo2 = new SimpleBusinessObject();
sbo2.Name = "sbo2";
bindableObj.Data.BusinessObj.NestedObject = sbo1;
Assert.AreEqual(bindableObj.Data.BusinessObj.NestedObject.Name, sbo1.Name);
bindableObj.Data.BusinessObj.NestedObject = sbo2;
Assert.AreEqual(bindableObj.Data.BusinessObj.NestedObject.Name, sbo2.Name);
bindableObj.Undo();
Assert.AreEqual(bindableObj.Data.BusinessObj.NestedObject.Name, sbo2.Name);
bindableObj.Redo();
Assert.AreEqual(bindableObj.Data.BusinessObj.NestedObject.Name, sbo2.Name);
}
public void ObjectReferencesOnUndo()
{
BindableWrapper<SimpleBusinessObject> bindableReference;
SimpleBusinessObject businessObjReference;
SimpleBusinessObject businessObj = new SimpleBusinessObject();
businessObjReference = businessObj;
BindableWrapper<SimpleBusinessObject> bindableObj =
new BindableWrapper<SimpleBusinessObject>(businessObj);
bindableReference = bindableObj;
bindableObj.Data.BusinessObj.Name = "asdf";
bindableObj.Data.BusinessObj.Description = "asdfsdf";
bindableObj.Data.BusinessObj.Age = 25;
bindableObj.Data.BusinessObj.Name = "qwerty";
Assert.AreEqual(bindableObj.Data.BusinessObj.Name, "qwerty");
Assert.AreEqual(bindableReference.Data.BusinessObj.Name, "qwerty");
Assert.IsNull(businessObjReference.Name);
bindableObj.Undo();
Assert.AreEqual(bindableObj.Data.BusinessObj.Name, "asdf");
Assert.AreEqual(bindableReference.Data.BusinessObj.Name, "asdf");
Assert.IsNull(businessObjReference.Name);
}
