.

wcfs/δbtail_test.go

@@ -222,6 +222,7 @@ func verifyΔBTail1(t *testing.T, db *zodb.DB, treeRoot zodb.Oid, at1,at2 zodb.T
 	txn, ctx := transaction.New(context.Background())
 	defer txn.Abort()
 
+	// zconn, δbtail @at1 with initial tracked set
 	zconn, err := db.Open(ctx, &zodb.ConnOptions{At: at1});	X(err)
 	δbtail := NewΔBtail(zconn.At())
 
@@ -229,11 +230,15 @@ func verifyΔBTail1(t *testing.T, db *zodb.DB, treeRoot zodb.Oid, at1,at2 zodb.T
 	ztree := xtree.(*Tree)
 
 	for _, k := range initialTrackedKeys {
-		treePath := []Node{}
+		path := []Node{}
 		_, _, err = ztree.VGet(ctx, k, func(node Node) {
-			treePath = append(treePath, node)
+			path = append(path, node)
 		}); X(err)
+
+		δbtail.Track(path)
 	}
+
+	// XXX
 }
 
 func TestΔBTail(t *testing.T) {
@@ -267,6 +272,7 @@ func TestΔBTail(t *testing.T) {
 		err := db.Close(); X(err)
 	}()
 
+	/*
 	XXX := func(tree1, tree2 string) {
 		// XXX commit tree1
 		// XXX load tree1 -> get keys for kv1
@@ -293,6 +299,7 @@ func TestΔBTail(t *testing.T) {
 		kv2 := XGetTree(db, tg.head, tg.treeRoot)
 		fmt.Println(kv2)
 	}
+	*/
 
 	// direct tree_i -> tree_{i+1}
 	at1 := tg.head