add tests

pydata · Jul 31, 2024 · 4b7e367 · 4b7e367
1 parent 8c8d097
commit 4b7e367
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/xarray/tests/test_datatree.py b/xarray/tests/test_datatree.py
@@ -35,6 +35,18 @@ def test_bad_names(self):
 
 
 class TestFamilyTree:
+    def test_dont_modify_parent_inplace(self):
+        # GH issue 9196
+        root = DataTree()
+        DataTree(name="child", parent=root)
+        assert root.children == {}
+
+    def test_dont_modify_children_inplace(self):
+        # GH issue 9196
+        child = DataTree()
+        DataTree(children={"child": child})
+        assert child.parent is None
+
     def test_setparent_unnamed_child_node_fails(self):
         john: DataTree = DataTree(name="john")
         with pytest.raises(ValueError, match="unnamed"):