.

wcfs/internal/xbtree_test.py

@@ -503,6 +503,17 @@ def test_restructure():
     R(z, 'T/B1')
     assert crack_btree(z) == (BTREE_ONE, ((1, X[1]),), None)
     R(z, 'T/T/B1')
+    kind, keys, kids = crack_btree(z)
+    assert (kind, keys) == (BTREE_NORMAL, [])
+    assert len(kids) == 1
+    assert isinstance(kids[0], XLOTree)
+    kind, keys, kids = crack_btree(kids[0])
+    assert (kind, keys) == (BTREE_NORMAL, [])
+    assert len(kids) == 1
+    assert isinstance(kids[0], LOBucket)
+    keys, values = crack_bucket(kids[0])
+    assert keys   == [1]
+    assert values == [X[1]]