.

wcfs/δbtail_test.go

@@ -24,6 +24,7 @@ package main
 import (
 	"bufio"
 	"context"
+	"flag"
 	"fmt"
 	"io"
 	"io/ioutil"
@@ -662,9 +663,11 @@ func xverifyΔBTail_Update(t *testing.T, subj string, db *zodb.DB, treeRoot zodb
 				keys.Add(allKeyv[idx])
 			}
 
-			t.Run(fmt.Sprintf(" track=%s", keys), func(t *testing.T) {
+// XXX allocates and keeps too much memory in -verylong
+// XXX also not so useful as above "Update/t1->t2" ?
+//			t.Run(fmt.Sprintf(" track=%s", keys), func(t *testing.T) {
 				xverifyΔBTail_Update1(t, subj, db, treeRoot, t1.at,t2.at, t1.xkv,t2.xkv, t2.δZ, t2.δxkv, keys, kadj12)
-			})
+//			})
 		}
 	})
 }
@@ -1538,6 +1541,8 @@ func TestΔBTail(t *testing.T) {
 
 }
 
+var verylongFlag = flag.Bool("verylong", false, `switch tests to run in "very long" mode`)
+
 // TestΔBTailAllStructs verifies ΔBtail on tree topologies generated by AllStructs.
 func TestΔBTailAllStructs(t *testing.T) {
 	X := exc.Raiseif
@@ -1554,10 +1559,22 @@ func TestΔBTailAllStructs(t *testing.T) {
 	//   imports; https://github.com/pypa/setuptools/issues/510)
 	//   -> we spawn `treegen allstructs` once and use request/response approach.
 
-	maxdepth := 2	// XXX -> 3?
-	maxsplit := 1	// XXX -> 2?
-	n := 10		// XXX -> more?
-	nkeys := 5;	if testing.Short() { nkeys -= 2 }
+	N := func(short, medium, long int) int {
+		// -short
+		if testing.Short() {
+			return short
+		}
+		// -verylong
+		if *verylongFlag {
+			return long
+		}
+		// default
+		return medium
+	}
+	maxdepth := N(2,  3,  4)
+	maxsplit := N(1,  2,  2)
+	n        := N(10,10,100)
+	nkeys    := N(3,  5, 10)
 
 	// server to generate AllStructs(kv1, kv2, ...)
 	sg, err := StartAllStructsSrv(); X(err)