test: fix vet error in tests

Roasbeef · Roasbeef · commit 87e7dd9b261e · 2018-03-10T16:25:25.000-08:00
diff --git a/sphinx_test.go b/sphinx_test.go
@@ -138,7 +138,8 @@ func TestBolt4Packet(t *testing.T) {
 	for i, pubKeyHex := range bolt4PubKeys {
 		pubKeyBytes, err := hex.DecodeString(pubKeyHex)
 		if err != nil {
-			t.Fatalf("unable to decode BOLT 4 hex pubkey #%d: %v", err)
+			t.Fatalf("unable to decode BOLT 4 hex pubkey #%d: %v",
+				i, err)
 		}
 
 		route[i], err = btcec.ParsePubKey(pubKeyBytes, btcec.S256())

Original file line number	Diff line number	Diff line change
`@@ -138,7 +138,8 @@ func TestBolt4Packet(t *testing.T) {`
`138`	`138`	`for i, pubKeyHex := range bolt4PubKeys {`
`139`	`139`	`pubKeyBytes, err := hex.DecodeString(pubKeyHex)`
`140`	`140`	`if err != nil {`
`141`		`- t.Fatalf("unable to decode BOLT 4 hex pubkey #%d: %v", err)`
	`141`	`+ t.Fatalf("unable to decode BOLT 4 hex pubkey #%d: %v",`
	`142`	`+ i, err)`
`142`	`143`	`}`
`143`	`144`
`144`	`145`	`route[i], err = btcec.ParsePubKey(pubKeyBytes, btcec.S256())`