.

wcfs/internal/zdata/δftail_test.go

@@ -214,7 +214,7 @@ func testΔFtail(t_ *testing.T, testq chan ΔFTestEntry) {
 
 	xat := map[zodb.Tid]string{} // tid > "at<i>"
 
-	// δfstr converts δf to string taking xat into account
+	// δfstr/vδfstr converts δf/vδf to string taking xat into account
 	δfstr := func(δf *ΔFile) string {
 		s := fmt.Sprintf("@%s·%s", xat[δf.Rev], δf.Blocks)
 		if δf.Size {
@@ -222,6 +222,14 @@ func testΔFtail(t_ *testing.T, testq chan ΔFTestEntry) {
 		}
 		return s
 	}
+	vδfstr := func(vδf []*ΔFile) string {
+		var s []string
+		for _, δf := range vδf {
+			s = append(s, δfstr(δf))
+		}
+		return fmt.Sprintf("%s", s)
+	}
+
 
 	i := 0
 	for test := range testq {
@@ -303,6 +311,7 @@ func testΔFtail(t_ *testing.T, testq chan ΔFTestEntry) {
 
 		xat[commit.At] = fmt.Sprintf("at%d", i)
 		t.Logf("# → @%s (%s)  δT%s  δD%s\t; %s\tδ%s", xat[commit.At], commit.At, xbtreetest.KVTxt(test.δblkTab), test.δdataTab, tTxt, δblk)
+		//t.Logf("#   vδf: %s", vδfstr(vδf))
 
 		//fmt.Printf("Zinblk: %v\n", Zinblk)
 
@@ -361,6 +370,7 @@ func testΔFtail(t_ *testing.T, testq chan ΔFTestEntry) {
 			t.Logf("# forget ≤ @%s", xat[revcut])
 			δftail.ForgetPast(revcut)
 			vδf = vδf[1:]
+			//t.Logf("#   vδf: %s", vδfstr(vδf))
 		}
 
 		// SliceByFileRev
@@ -377,14 +387,7 @@ func testΔFtail(t_ *testing.T, testq chan ΔFTestEntry) {
 				vδf_ok := vδf[j:k+1] // [j,k]
 				vδf_ := δftail.SliceByFileRev(zfile, lo, hi)
 				if !reflect.DeepEqual(vδf_, vδf_ok) {
-					var sδf_, sδf_ok []string
-					for _, δf := range vδf_ {
-						sδf_ = append(sδf_, δfstr(δf))
-					}
-					for _, δf := range vδf_ok {
-						sδf_ok = append(sδf_ok, δfstr(δf))
-					}
-					t.Errorf("slice (@%s,@%s]:\nhave: %v\nwant: %v", xat[lo], xat[hi], sδf_, sδf_ok)
+					t.Errorf("slice (@%s,@%s]:\nhave: %v\nwant: %v", xat[lo], xat[hi], vδfstr(vδf_), vδfstr(vδf_ok))
 				}
 			}
 		}