fix lint

Author: blindchaser

go.mod

@@ -18,6 +18,7 @@ require (
 	github.com/tidwall/gjson v1.10.2
 	github.com/tidwall/wal v1.1.7
 	github.com/zbiljic/go-filelock v0.0.0-20170914061330-1dbf7103ab7d
+	golang.org/x/crypto v0.14.0
 	golang.org/x/exp v0.0.0-20230811145659-89c5cff77bcb
 	modernc.org/sqlite v1.26.0
 )
@@ -74,7 +75,6 @@ require (
 	github.com/tidwall/tinylru v1.1.0 // indirect
 	go.etcd.io/bbolt v1.3.7 // indirect
 	go.opencensus.io v0.23.0 // indirect
-	golang.org/x/crypto v0.14.0 // indirect
 	golang.org/x/mod v0.11.0 // indirect
 	golang.org/x/net v0.17.0 // indirect
 	golang.org/x/sync v0.3.0 // indirect

sc/universal_accumulator/client_test.go

@@ -99,7 +99,7 @@ func TestAddEntriesStream_EdgeCases(t *testing.T) {
 		entryChan := make(chan AccumulatorKVPair)
 		close(entryChan)
 
-		ctx := t.Context()
+		ctx := context.Background()
 		err = acc.AddEntriesStream(ctx, entryChan, 10)
 		if err != nil {
 			t.Fatalf("Failed to handle empty channel: %v", err)
@@ -109,7 +109,7 @@ func TestAddEntriesStream_EdgeCases(t *testing.T) {
 	t.Run("ContextCancellation", func(t *testing.T) {
 		entryChan := make(chan AccumulatorKVPair)
 
-		ctx, cancel := context.WithCancel(t.Context())
+		ctx, cancel := context.WithCancel(context.Background())
 		defer close(entryChan)
 
 		// Cancel immediately
@@ -122,7 +122,7 @@ func TestAddEntriesStream_EdgeCases(t *testing.T) {
 	})
 
 	t.Run("SlowProducer", func(t *testing.T) {
-		ctx, cancel := context.WithTimeout(t.Context(), 2*time.Second)
+		ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
 		defer cancel()
 
 		entryChan := make(chan AccumulatorKVPair)
@@ -230,7 +230,7 @@ func TestAPI_ErrorHandling(t *testing.T) {
 	})
 
 	t.Run("AddEntriesStream_Uninitialized", func(t *testing.T) {
-		ctx := t.Context()
+		ctx := context.Background()
 		entryChan := make(chan AccumulatorKVPair)
 		close(entryChan)
 

sc/universal_accumulator/integration_test.go

@@ -1,6 +1,7 @@
 package universalaccumulator
 
 import (
+	"context"
 	"crypto/rand"
 	"encoding/hex"
 	"fmt"
@@ -476,7 +477,7 @@ func TestStreamingAPI(t *testing.T) {
 	}()
 
 	// Process streaming data
-	ctx := t.Context()
+	ctx := context.Background()
 	bufferSize := 1000
 
 	start := time.Now()

sc/universal_accumulator/proof.go

@@ -91,7 +91,7 @@ func (api *AccumulatorProofAPI) GetProof(
 		}
 
 		// Construct the full key: address + storage_key
-		fullKey := append(addr, key...)
+		fullKey := append(append([]byte(nil), addr...), key...)
 
 		// Generate witness
 		witness, err := api.acc.IssueWitness(fullKey, value, exists)

sc/universal_accumulator/proof_test.go

@@ -92,7 +92,7 @@ func TestAccumulatorProofAPI_Basic(t *testing.T) {
 	storage.SetStorageValue(address, storageKey, storageValue)
 
 	// Add some data to accumulator for height 100
-	fullKey := append(address, storageKey...)
+	fullKey := append(append([]byte(nil), address...), storageKey...)
 	changeset := AccumulatorChangeset{
 		Version: 100,
 		Entries: []AccumulatorKVPair{
@@ -153,7 +153,7 @@ func TestAccumulatorProofAPI_GetProof(t *testing.T) {
 	storage.SetStorageValue(address, storageKey, storageValue)
 
 	// Add data to accumulator
-	fullKey := append(address, storageKey...)
+	fullKey := append(append([]byte(nil), address...), storageKey...)
 	changeset := AccumulatorChangeset{
 		Version: 200,
 		Entries: []AccumulatorKVPair{
@@ -259,7 +259,7 @@ func TestAccumulatorProofAPI_VerifyProof(t *testing.T) {
 	storage.SetStorageValue(address, storageKey, storageValue)
 
 	// Add data to accumulator
-	fullKey := append(address, storageKey...)
+	fullKey := append(append([]byte(nil), address...), storageKey...)
 	changeset := AccumulatorChangeset{
 		Version: 300,
 		Entries: []AccumulatorKVPair{