Method test_different_structure

xarray/tests/test_treenode.py:357–370

(self)

        assert [path for path, _ in group_subtrees(first, second)] == [".", "b", "c"]

    def test_different_structure(self) -> None:
        first: NamedNode = NamedNode(name="a", children={"b": NamedNode()})
        second: NamedNode = NamedNode(name="a", children={"c": NamedNode()})
        it = group_subtrees(first, second)

        path, (node1, node2) = next(it)
        assert path == "."
        assert node1.name == node2.name == "a"

        with pytest.raises(
            ValueError,
            match=re.escape(r"children at root node do not match: ['b'] vs ['c']"),
        ):
            next(it)


class TestAncestry: