.

wcfs/δbtail.go

@@ -242,6 +242,9 @@ func (δBtail *ΔBtail) Update(δZ *zodb.EventCommit) (_ ΔB, err error) {
 
 	δBtail.δZtail.Append(δZ.Tid, δZ.Changev)
 
+	fmt.Printf("\nUpdate δZ: %v\n", δZ.Changev)
+	fmt.Printf("trackIdx: %v\n", δBtail.trackIdx)
+
 	// {} root -> {oid} changed under that root in tracked set
 	δZByRoot := map[zodb.Oid]SetOid{}
 	for _, oid := range δZ.Changev {
@@ -258,6 +261,7 @@ func (δBtail *ΔBtail) Update(δZ *zodb.EventCommit) (_ ΔB, err error) {
 			δZT.Add(oid)
 		}
 	}
+	fmt.Println("δZByRoot:", δZByRoot)
 
 	δB := ΔB{Rev: δZ.Tid, ByRoot: make(map[zodb.Oid]map[Key]Value)}
 
@@ -319,6 +323,8 @@ func (δBtail *ΔBtail) treediff(ctx context.Context, root zodb.Oid, δZT SetOid
 	defer xerr.Contextf(&err, "treediff %s..%s %s", zconnOld.At(), zconnNew.At(), root)
 	// XXX zconnX -> a, b ?
 
+	fmt.Printf("treediff %s  δZT: %v\n", root, δZT)
+
 	δT = map[Key]Value{}
 
 	for oid := range δZT {

wcfs/δbtail_test.go

@@ -510,8 +510,8 @@ func xverifyΔBTail1(t *testing.T, subj string, db *zodb.DB, treeRoot zodb.Oid,
 			emsg += strings.Join(badv, "\n")
 			emsg += "\n"
 
-			t.Error(emsg)
-			//t.Fatal(emsg)
+			//t.Error(emsg)
+			t.Fatal(emsg)
 		}
 	}()