diff --git a/internal/msggateway/encoder_test.go b/internal/msggateway/encoder_test.go
deleted file mode 100644
index da77763ca..000000000
--- a/internal/msggateway/encoder_test.go
+++ /dev/null
@@ -1,48 +0,0 @@
-package msggateway
-
-import (
-	"testing"
-)
-
-func TestGobEncoder_Encode(t *testing.T) {
-	encoder := NewGobEncoder()
-
-	// 测试用例1: 编码 []byte 数据
-	inputData := []byte("test data")
-	encodedData, err := encoder.Encode(inputData)
-	if err != nil {
-		t.Fatalf("expected no error, got %v", err)
-	}
-	if string(encodedData) != string(inputData) {
-		t.Fatalf("expected encoded data to be '%s', got '%s'", inputData, encodedData)
-	}
-
-	// 测试用例2: 编码非 []byte 数据
-	nonByteData := "string data"
-	_, err = encoder.Encode(nonByteData)
-	if err == nil {
-		t.Fatalf("expected an error when encoding non-byte data, got none")
-	}
-}
-
-func TestGobEncoder_Decode(t *testing.T) {
-	encoder := NewGobEncoder()
-
-	// 测试用例1: 解码到 []byte 数据
-	encodedData := []byte("test data")
-	var decodedData []byte
-	err := encoder.Decode(encodedData, &decodedData)
-	if err != nil {
-		t.Fatalf("expected no error, got %v", err)
-	}
-	if string(decodedData) != string(encodedData) {
-		t.Fatalf("expected decoded data to be '%s', got '%s'", encodedData, decodedData)
-	}
-
-	// 测试用例2: 解码到非 []byte 数据
-	var nonByteData string
-	err = encoder.Decode(encodedData, &nonByteData)
-	if err == nil {
-		t.Fatalf("expected an error when decoding to non-byte data, got none")
-	}
-}