def test_flattened_model_with_empty_master_item_closes_properly(self):
l = ListModel.ListModel("as")
bs1 = ListModel.ListModel("bs")
bs1.append_item("11")
bs2 = ListModel.ListModel("bs")
bs3 = ListModel.ListModel("bs")
bs3.append_item("31")
l.append_item(bs1)
l.append_item(bs2)
l.append_item(bs3)
f = ListModel.FlattenedListModel(container=l, master_items_key="as", child_items_key="bs", items_key="cs")
with contextlib.closing(f):
pass
def test_flattened_model_initializes_properly(self):
l = ListModel.ListModel("as")
bs1 = ListModel.ListModel("bs")
bs1.append_item("11")
bs1.append_item("12")
bs2 = ListModel.ListModel("bs")
bs3 = ListModel.ListModel("bs")
bs3.append_item("31")
bs3.append_item("32")
bs3.append_item("33")
l.append_item(bs1)
l.append_item(bs2)
l.append_item(bs3)
f = ListModel.FlattenedListModel(container=l, master_items_key="as", child_items_key="bs", items_key="cs")
self.assertEqual(["11", "12", "31", "32", "33"], f.cs)
def test_flattened_model_removes_child_item_properly(self) -> None:
l = ListModel.ListModel[typing.Any]("as")
bs1 = ListModel.ListModel[typing.Any]("bs")
bs1.append_item("11")
bs1.append_item("12")
bs2 = ListModel.ListModel[typing.Any]("bs")
bs3 = ListModel.ListModel[typing.Any]("bs")
bs3.append_item("31")
bs3.append_item("32")
bs3.append_item("33")
l.append_item(bs1)
l.append_item(bs2)
l.append_item(bs3)
f = ListModel.FlattenedListModel(container=l,
master_items_key="as",
child_items_key="bs",
items_key="cs")
bs1.remove_item(1)
self.assertEqual(["11", "31", "32", "33"], f.cs)
def test_refcounts(self) -> None:
# list model
model = ListModel.ListModel[typing.Any]("items")
model_ref = weakref.ref(model)
del model
self.assertIsNone(model_ref())
# filtered model
l = ListModel.ListModel[typing.Any]("items")
model2 = ListModel.FilteredListModel(container=l, items_key="items")
model_ref2 = weakref.ref(model2)
del model2
self.assertIsNone(model_ref2())
# nested filtered model
l = ListModel.ListModel[typing.Any]("items")
l2 = ListModel.FilteredListModel(container=l, items_key="items")
model3 = ListModel.FilteredListModel(container=l2, items_key="items")
model_ref3 = weakref.ref(model3)
del model3
self.assertIsNone(model_ref3())
# filtered model with item changed event
l = ListModel.ListModel[typing.Any]("items")
l.append_item(C())
model4 = ListModel.FilteredListModel(container=l, items_key="items")
model_ref4 = weakref.ref(model4)
del model4
self.assertIsNone(model_ref4())
# mapped model
l = ListModel.ListModel[typing.Any]("items")
model5 = ListModel.MappedListModel(container=l,
master_items_key="items",
items_key="items")
model_ref5 = weakref.ref(model5)
del model5
self.assertIsNone(model_ref5())
# mapped model of filtered model
l = ListModel.ListModel[typing.Any]("items")
l2 = ListModel.FilteredListModel(container=l, items_key="items")
model6 = ListModel.MappedListModel(container=l2,
master_items_key="items",
items_key="items")
model_ref6 = weakref.ref(model6)
del model6
self.assertIsNone(model_ref6())
# flattened model
l = ListModel.ListModel[typing.Any]("items")
model7 = ListModel.FlattenedListModel(container=l,
master_items_key="items",
child_items_key="items",
items_key="items")
model_ref7 = weakref.ref(model7)
del model7
self.assertIsNone(model_ref7())
# flattened model with items
l = ListModel.ListModel[typing.Any]("items")
l.append_item(ListModel.ListModel[typing.Any]("items"))
model8 = ListModel.FlattenedListModel(container=l,
master_items_key="items",
child_items_key="items",
items_key="items")
model_ref8 = weakref.ref(model8)
del model8
self.assertIsNone(model_ref8())
# list property model
l = ListModel.ListModel[typing.Any]("items")
model9 = ListModel.ListPropertyModel(l)
model_ref9 = weakref.ref(model9)
del model9
self.assertIsNone(model_ref9())
