public void Attempt_to_AddNew_for_type_without_parameterless_constructor_throws_if_AddingNew_event_is_not_used()
{
var obbl = new ObservableBackedBindingList <XText>(new ObservableCollection <XText>());
const BindingFlags bindingAttr = BindingFlags.CreateInstance | BindingFlags.Public | BindingFlags.Instance;
Assert.Equal(
GenerateException(() => Activator.CreateInstance(typeof(XText), bindingAttr, null, null, null)).Message,
Assert.Throws <MissingMethodException>(() => obbl.AddNew()).Message);
}
public void Items_canceled_during_AddNew_are_not_added_to_the_ObservableCollection()
{
var oc = new ObservableCollection <ListElement>();
var obbl = new ObservableBackedBindingList <ListElement>(oc);
var item = obbl.AddNew();
obbl.CancelNew(0);
Assert.False(oc.Contains(item));
}
public void Attempt_to_AddNew_for_type_without_parameterless_constructor_works_if_AddingNew_event_is_used_to_create_new_object()
{
var obbl = new ObservableBackedBindingList <XText>(new ObservableCollection <XText>());
var item = new XText("Some Value");
obbl.AddingNew += (s, e) => e.NewObject = item;
obbl.AddNew();
obbl.EndNew(0);
Assert.True(obbl.Contains(item));
}
public void Items_added_to_the_binding_list_with_AddNew_are_added_to_the_ObservableCollection()
{
var oc = new ObservableCollection <ListElement>();
var obbl = new ObservableBackedBindingList <ListElement>(oc);
var item = obbl.AddNew();
obbl.EndNew(0);
Assert.True(oc.Contains(item));
}
Attempt_to_AddNew_on_set_for_type_without_parameterless_constructor_works_if_AddingNew_event_is_used_to_create_new_object()
{
var obbl = new ObservableBackedBindingList <NotXText>(new ObservableHashSet <NotXText>());
var item = new NotXText("Some Value");
obbl.AddingNew += (s, e) => e.NewObject = item;
obbl.AddNew();
obbl.EndNew(0);
Assert.Contains(item, obbl);
}
public void Attempt_to_AddNew_on_set_for_abstract_type_works_if_AddingNew_event_is_used_to_create_new_object()
{
var obbl = new ObservableBackedBindingList <NotXNode>(new ObservableHashSet <NotXNode>());
var item = new NotXText("Some Value");
obbl.AddingNew += (s, e) => e.NewObject = item;
obbl.AddNew();
obbl.EndNew(0);
Assert.Contains(item, obbl);
}
public void Items_canceled_during_AddNew_are_not_added_to_the_ObservableHashSet()
{
var oc = new ObservableHashSet <ListElement>();
var obbl = new ObservableBackedBindingList <ListElement>(oc);
var item = obbl.AddNew();
obbl.CancelNew(0);
Assert.DoesNotContain(item, oc);
}
public void Items_added_to_the_binding_list_with_AddNew_are_added_to_the_ObservableHashSet()
{
var oc = new ObservableHashSet <ListElement>();
var obbl = new ObservableBackedBindingList <ListElement>(oc);
var item = obbl.AddNew();
obbl.EndNew(0);
Assert.Contains(item, oc);
}
