diff --git a/middleware/JWT.go b/middleware/JWT.go
index 640305f..b451e00 100644
--- a/middleware/JWT.go
+++ b/middleware/JWT.go
@@ -73,3 +73,26 @@ func verifyToken(jwt, secret string) bool {
 
 	return signature == parts[2]
 }
+
+//func main() {
+//	secret := "1234567890"
+//	// 当前时间戳
+//	now := time.Now().Add(5 * time.Minute).Unix()
+//	tokenWithoutSign, err := createToken("1234567890", "zhangsan", now)
+//	if err != nil {
+//		fmt.Println(err)
+//		return
+//	}
+//
+//	sign, err := signToken(tokenWithoutSign, secret)
+//	if err != nil {
+//		fmt.Println(err)
+//		return
+//	}
+//
+//	jwt := fmt.Sprintf("%s.%s", tokenWithoutSign, sign)
+//	fmt.Println("JWT:", jwt)
+//
+//	isValid := verifyToken(jwt, secret)
+//	fmt.Println("isValid:", isValid)
+//}
diff --git a/middleware/JWT_test.go b/middleware/JWT_test.go
new file mode 100644
index 0000000..44b2be6
--- /dev/null
+++ b/middleware/JWT_test.go
@@ -0,0 +1,50 @@
+package middleware
+
+import (
+	"fmt"
+	"testing"
+)
+
+var err error
+var secret string = "1234567890"
+var token string = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6InpoYW5nc2FuIiwiaWF0IjoxNjIyNjQwMDAwfQ"
+var signature string
+var jwt string = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6InpoYW5nc2FuIiwiaWF0IjoxNjIyNjQwMDAwfQ.Trk6LMpzsyvNLaqWn2FEXEpB5PRyQjo600NoU6LARMo"
+
+func TestBase64Encode(t *testing.T) {
+	result := base64Encode([]byte("test"))
+	expected := "dGVzdA"
+	if result != expected {
+		t.Errorf("Expected %s, but got %s", expected, result)
+	}
+}
+
+func TestCreateToken(t *testing.T) {
+	token, err = createToken("12345678920", "zhangsan", 1622640000)
+	println(token)
+	if err != nil {
+		t.Errorf("Expected nil, but got error %s", err)
+	}
+	if token == "" {
+		t.Errorf("Expected token, but got empty string")
+	}
+}
+
+func TestSignToken(t *testing.T) {
+	signature, err = signToken(token, secret)
+	jwt = fmt.Sprintf("%s.%s", token, signature)
+	println(jwt)
+	if err != nil {
+		t.Errorf("Expected nil, but got error %s", err)
+	}
+	if signature == "" {
+		t.Errorf("Expected signature, but got empty string")
+	}
+}
+
+func TestVerifyToken(t *testing.T) {
+	isValid := verifyToken(jwt, secret)
+	if !isValid {
+		t.Errorf("Expected true, but got false")
+	}
+}