diff --git a/myconf/conf_test.go b/myconf/conf_test.go
deleted file mode 100644
index 3158e14..0000000
--- a/myconf/conf_test.go
+++ /dev/null
@@ -1,25 +0,0 @@
-package myconf
-
-import (
-	"fmt"
-	"testing"
-)
-
-func TestConf(t *testing.T) {
-	type Config struct {
-		App struct {
-			Name string
-			Addr string
-			Port int
-		}
-
-		Redis struct {
-			Addr string
-			Db   int
-		}
-	}
-
-	var config = &Config{}
-	Init("test.yaml", config)
-	fmt.Printf("%+v\n", config)
-}
diff --git a/mymysql/mysql.go b/mymysql/mysql.go
index a66f557..bf39564 100644
--- a/mymysql/mysql.go
+++ b/mymysql/mysql.go
@@ -53,17 +53,16 @@ func DB(key ...string) *gorm.DB {
 	return instance
 }
 
-func InitDefault(config *Config) error {
-	return Init(DefaultKey, config)
+func InitDefault(config *Config) {
+	Init(DefaultKey, config)
 }
 
-func Init(key string, config *Config) error {
+func Init(key string, config *Config) {
 	db, err := New(config)
 	if err != nil {
-		return err
+		panic(err)
 	}
 	instanceMap[key] = db
-	return nil
 }
 
 func New(config *Config) (*gorm.DB, error) {