TestTailTruncateHistory clear up

triedb/pathdb/database_test.go

@@ -21,15 +21,13 @@ import (
 	"errors"
 	"fmt"
 	"math/rand"
-	"os"
 	"testing"
 
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/rawdb"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/internal/testrand"
-	"github.com/ethereum/go-ethereum/log"
 	"github.com/ethereum/go-ethereum/rlp"
 	"github.com/ethereum/go-ethereum/trie"
 	"github.com/ethereum/go-ethereum/trie/trienode"
@@ -630,7 +628,6 @@ func TestCorruptedJournal(t *testing.T) {
 // always falls within the range of [oldest-history-id, latest-history-id].
 func TestTailTruncateHistory(t *testing.T) {
 	// Redefine the diff layer depth allowance for faster testing.
-	log.SetDefault(log.NewLogger(log.NewTerminalHandlerWithLevel(os.Stderr, log.LevelTrace, true)))
 	maxDiffLayers = 4
 	defer func() {
 		maxDiffLayers = 128
@@ -640,9 +637,8 @@ func TestTailTruncateHistory(t *testing.T) {
 	defer tester.release()
 
 	// ignore error, whether `Journal` success or not, this UT must succeed
-	_ = tester.db.Journal(tester.lastHash())
-	_ = tester.db.Close()
-
+	tester.db.Journal(tester.lastHash())
+	tester.db.Close()
 	tester.db = New(tester.db.diskdb, &Config{StateHistory: 10}, false)
 	head, err := tester.db.freezer.Ancients()
 	if err != nil {