def test_root_path():
root = ObjectPath.root()
assert isinstance(root, object_path.RootPath)
assert str(root) == "<root>"
assert len(root) == 1
assert root == ObjectPath.root()
assert root.parent is None
def test_path_get_prefix():
p1 = ObjectPath.root()
p2 = p1.attr("foo")
p3 = p2.array_index(5)
assert p3.parent == p2
assert p2.parent == p1
assert p1.parent is None
assert p2.get_prefix(1) == p1
assert p3.get_prefix(1) == p1
assert p3.get_prefix(2) == p2
assert p3.get_prefix(3) == p3
with pytest.raises(IndexError) as e:
p3.get_prefix(0)
assert "Prefix length must be at least 1" in str(e.value)
with pytest.raises(IndexError) as e:
p3.get_prefix(4)
assert "Attempted to get a prefix longer than the path itself" in str(
e.value)
def test_path_missing_map_entry():
path = ObjectPath.root().missing_map_entry()
assert isinstance(path, object_path.MissingMapEntryPath)
assert str(path) == "<root>[<missing entry>]"
assert len(path) == 2
assert path.parent == ObjectPath.root()
def test_path_map_value():
path = ObjectPath.root().map_value("foo")
assert isinstance(path, object_path.MapValuePath)
assert str(path) == '<root>["foo"]'
assert len(path) == 2
assert path.parent == ObjectPath.root()
def test_path_missing_array_element():
path = ObjectPath.root().missing_array_element(2)
assert isinstance(path, object_path.MissingArrayElementPath)
assert str(path) == "<root>[<missing element #2>]"
assert len(path) == 2
assert path.parent == ObjectPath.root()
def test_path_array_index():
path = ObjectPath.root().array_index(2)
assert isinstance(path, object_path.ArrayIndexPath)
assert str(path) == "<root>[2]"
assert len(path) == 2
assert path.parent == ObjectPath.root()
def test_path_attr_unknown():
path = ObjectPath.root().attr(None)
assert isinstance(path, object_path.UnknownAttributeAccessPath)
assert str(path) == "<root>.<unknown attribute>"
assert len(path) == 2
assert path.parent == ObjectPath.root()
def test_path_attr():
path = ObjectPath.root().attr("foo")
assert isinstance(path, object_path.AttributeAccessPath)
assert str(path) == "<root>.foo"
assert len(path) == 2
assert path.parent == ObjectPath.root()
assert len(path) == 2
assert path.parent == ObjectPath.root()
def test_path_missing_map_entry():
path = ObjectPath.root().missing_map_entry()
assert isinstance(path, object_path.MissingMapEntryPath)
assert str(path) == "<root>[<missing entry>]"
assert len(path) == 2
assert path.parent == ObjectPath.root()
@pytest.mark.parametrize(
"a, b, expected",
[
(ObjectPath.root(), ObjectPath.root(), True),
(ObjectPath.root(), ObjectPath.root().attr("foo"), True),
(ObjectPath.root().attr("foo"), ObjectPath.root(), False),
(ObjectPath.root().attr("foo"), ObjectPath.root().attr("foo"), True),
(ObjectPath.root().attr("bar"), ObjectPath.root().attr("foo"), False),
(ObjectPath.root().attr("foo"),
ObjectPath.root().attr("foo").array_index(2), True),
(ObjectPath.root().attr("foo").array_index(2),
ObjectPath.root().attr("foo"), False),
(ObjectPath.root().attr("foo"),
ObjectPath.root().attr("bar").array_index(2), False),
],
)
def test_path_is_prefix_of(a, b, expected):
assert a.is_prefix_of(b) == expected