def test_init(self) -> None:
with pytest.raises(TypeError):
bcpn.Nullable()
with pytest.raises(ValueError):
bcpn.Nullable(Int(help="inner help"))
prop0 = bcpn.Nullable(Int(), help="help")
assert prop0._help == prop0.__doc__ == "help"
def test_valid(self) -> None:
prop = bcpn.Nullable(List(Int))
assert prop.is_valid(None)
assert prop.is_valid([])
assert prop.is_valid([1, 2, 3])
def test_invalid(self) -> None:
prop = bcpn.Nullable(List(Int))
assert not prop.is_valid(-100)
assert not prop.is_valid("yyy")
assert not prop.is_valid([1, 2, ""])
assert not prop.is_valid(())
assert not prop.is_valid({})
assert not prop.is_valid(_TestHasProps())
assert not prop.is_valid(_TestModel())
def test_str(self) -> None:
prop = bcpn.Nullable(List(Int))
assert str(prop) == "Nullable(List(Int))"
def test_has_ref(self) -> None:
prop0 = bcpn.Nullable(Int)
assert not prop0.has_ref
prop1 = bcpn.Nullable(Instance(_TestModel))
assert prop1.has_ref
def test_init(self) -> None:
with pytest.raises(TypeError):
bcpn.Nullable()
def test_wrap_list(self) -> None:
prop = bcpn.Nullable(List(Int))
assert prop.wrap(None) is None
wrapped = prop.wrap([10, 20])
assert isinstance(wrapped, PropertyValueList)
assert prop.wrap(wrapped) is wrapped
def test_wrap_dict(self) -> None:
prop = bcpn.Nullable(Dict(String, Int))
assert prop.wrap(None) is None
wrapped = prop.wrap({"foo": 10})
assert isinstance(wrapped, PropertyValueDict)
assert prop.wrap(wrapped) is wrapped
