.

wcfs/internal/xbtree_test.py

@@ -578,8 +578,17 @@ def test_restructure():
     assert S(z) == 'T/B1,3'
     z[5] = X[5]
     assert S(z) == 'T3/B1-B3,5'
+    kind, keys, kids = crack_btree(z)
+    assert (kind, keys) == (BTREE_NORMAL, [3])
+    b1, b35 = kids
+    assert isinstance(b1,  LOBucket)
+    assert isinstance(b35, LOBucket)
+    assert crack_bucket(b1)  == ([1],   [X[1]])
+    assert crack_bucket(b35) == ([3,5], [X[3], X[5]])
 
-    # XXX tree with 2 buckets
+    # XXX T2/B1-B3-B5
+    # XXX T2/T-T/B1-B3,5
+    # XXX