def lark_to_null_value_node(tree: "Tree") -> "NullValueNode":
"""
Creates and returns a NullValueNode instance extracted from the parsing of
the tree instance.
:param tree: the Tree to parse in order to extract the proper node
:type tree: Tree
:return: a NullValueNode instance extracted from the parsing of the tree
:rtype: NullValueNode
"""
return NullValueNode(location=lark_to_location_node(tree.meta))
def _parse_null_value(null_value_ast: dict) -> "NullValueNode":
"""
Creates and returns a NullValueNode instance from a null value's JSON AST
libgraphqlparser representation.
:param null_value_ast: null value's JSON AST libgraphqlparser
representation
:type null_value_ast: dict
:return: a NullValueNode instance equivalent to the JSON AST representation
:rtype: NullValueNode
"""
return NullValueNode(location=_parse_location(null_value_ast["loc"]))
def test_nullvaluenode__init__():
null_value_node = NullValueNode(location="nullValueLocation")
assert null_value_node.value is None
assert null_value_node.location == "nullValueLocation"
)],
)
def test_intvaluenode__repr__(int_value_node, expected):
assert int_value_node.__repr__() == expected
def test_nullvaluenode__init__():
null_value_node = NullValueNode(location="nullValueLocation")
assert null_value_node.value is None
assert null_value_node.location == "nullValueLocation"
@pytest.mark.parametrize(
"null_value_node,other,expected",
[
(NullValueNode(location="nullValueLocation"), Ellipsis, False),
(
NullValueNode(location="nullValueLocation"),
NullValueNode(location="nullValueLocationBis"),
False,
),
(
NullValueNode(location="nullValueLocation"),
NullValueNode(location="nullValueLocation"),
True,
),
],
)
def test_nullvaluenode__eq__(null_value_node, other, expected):
assert (null_value_node == other) is expected