bench: use 20 hops for the benchmark

Roasbeef · Roasbeef · commit 56a62e1ff779 · 2022-02-10T18:19:09.000-08:00
Turns out in practice, the 27 hop limit is actually _too large_, so we
fall back to the old 20 hop limit for now. We'll want to circle back and
emperically derive the _true_ hop limit.
diff --git a/bench_test.go b/bench_test.go
@@ -21,7 +21,7 @@ func BenchmarkPathPacketConstruction(b *testing.B) {
 		route        PaymentPath
 	)
 
-	for i := 0; i < NumMaxHops; i++ {
+	for i := 0; i < 20; i++ {
 		privKey, err := btcec.NewPrivateKey()
 		if err != nil {
 			b.Fatalf("unable to generate key: %v", privKey)

Original file line number	Diff line number	Diff line change
`@@ -21,7 +21,7 @@ func BenchmarkPathPacketConstruction(b *testing.B) {`
`21`	`21`	`route PaymentPath`
`22`	`22`	`)`
`23`	`23`
`24`		`- for i := 0; i < NumMaxHops; i++ {`
	`24`	`+ for i := 0; i < 20; i++ {`
`25`	`25`	`privKey, err := btcec.NewPrivateKey()`
`26`	`26`	`if err != nil {`
`27`	`27`	`b.Fatalf("unable to generate key: %v", privKey)`