Update metadata_version_test.go

test/kafka/metadata_version_test.go

@@ -9,7 +9,7 @@ import (
 
 func TestMetadataVersionComparison(t *testing.T) {
 	// Create handler
-	handler := protocol.NewHandler()
+	handler := protocol.NewTestHandler()
 
 	// Add test topic
 	handler.AddTopicForTesting("test-topic", 1)
@@ -33,5 +33,5 @@ func TestMetadataVersionComparison(t *testing.T) {
 	fmt.Printf("Metadata v1 response (%d bytes): %x\n", len(v1Response), v1Response)
 
 	// Compare lengths
-	fmt.Printf("Length difference: v1 is %d bytes longer than v0\n", len(v1Response) - len(v0Response))
+	fmt.Printf("Length difference: v1 is %d bytes longer than v0\n", len(v1Response)-len(v0Response))
 }