.

wcfs/δbtail_test.go

@@ -1047,6 +1047,10 @@ func TestΔBTail(t *testing.T) {
 		// not being tracked to tree root)
 		"T2/T1-T/B0:g-B1:b-T/B2:b,3:a",
 		"T2/T1-T/T-T-B2:a/B0:c-B1:g",
+
+		// found by AllStructs (XXX)
+		"T1/B0:c-B1:f",
+		"T1/T-T/B0:c-T/B1:h",
 	}
 	// direct  tree_i -> tree_{i+1} -> _{i+2} ...   plus
 	// reverse ... tree_i <- _{i+1} <- _{i+2}