diff --git a/models/file_test.go b/models/file_test.go
index 952fbc4..94fbba9 100644
--- a/models/file_test.go
+++ b/models/file_test.go
@@ -272,7 +272,7 @@ func TestDeleteFileByIDs(t *testing.T) {
 	// 出错
 	{
 		mock.ExpectBegin()
-		mock.ExpectExec("UPDATE(.+)delete(.+)").
+		mock.ExpectExec("DELETE(.+)").
 			WillReturnError(errors.New("error"))
 		mock.ExpectRollback()
 		err := DeleteFileByIDs([]uint{1, 2, 3})
@@ -282,7 +282,7 @@ func TestDeleteFileByIDs(t *testing.T) {
 	// 成功
 	{
 		mock.ExpectBegin()
-		mock.ExpectExec("UPDATE(.+)delete(.+)").
+		mock.ExpectExec("DELETE(.+)").
 			WillReturnResult(sqlmock.NewResult(0, 3))
 		mock.ExpectCommit()
 		err := DeleteFileByIDs([]uint{1, 2, 3})
diff --git a/models/folder_test.go b/models/folder_test.go
index a9a8485..0b3efb1 100644
--- a/models/folder_test.go
+++ b/models/folder_test.go
@@ -3,6 +3,7 @@ package model
 import (
 	"errors"
 	"github.com/DATA-DOG/go-sqlmock"
+	"github.com/HFO4/cloudreve/pkg/conf"
 	"github.com/HFO4/cloudreve/pkg/util"
 	"github.com/jinzhu/gorm"
 	"github.com/stretchr/testify/assert"
@@ -75,20 +76,21 @@ func TestFolder_GetChildFolder(t *testing.T) {
 }
 
 func TestGetRecursiveChildFolder(t *testing.T) {
+	conf.DatabaseConfig.Type = "mysql"
 	asserts := assert.New(t)
 	dirs := []string{"/目录1", "/目录2"}
 
 	// 正常
 	{
 		mock.ExpectQuery("SELECT(.+)folders(.+)").
-			WithArgs(1, util.BuildRegexp(dirs, "^", "/", "|"), "/目录1", "/目录2").
+			WithArgs(1, util.BuildRegexp(dirs, "^", "/", "|"), 1, "/目录1", "/目录2").
 			WillReturnRows(
 				sqlmock.NewRows([]string{"id", "name"}).
 					AddRow(1, "sub1").
 					AddRow(2, "sub2").
 					AddRow(3, "sub3"),
 			)
-		subs, err := GetRecursiveChildFolder(dirs, 1)
+		subs, err := GetRecursiveChildFolder(dirs, 1, true)
 		asserts.NoError(mock.ExpectationsWereMet())
 		asserts.NoError(err)
 		asserts.Len(subs, 3)
@@ -96,9 +98,9 @@ func TestGetRecursiveChildFolder(t *testing.T) {
 	// 出错
 	{
 		mock.ExpectQuery("SELECT(.+)folders(.+)").
-			WithArgs(1, util.BuildRegexp(dirs, "^", "/", "|"), "/目录1", "/目录2").
+			WithArgs(1, util.BuildRegexp(dirs, "^", "/", "|"), 1, "/目录1", "/目录2").
 			WillReturnError(errors.New("233"))
-		subs, err := GetRecursiveChildFolder(dirs, 1)
+		subs, err := GetRecursiveChildFolder(dirs, 1, true)
 		asserts.NoError(mock.ExpectationsWereMet())
 		asserts.Error(err)
 		asserts.Len(subs, 0)
@@ -111,7 +113,7 @@ func TestDeleteFolderByIDs(t *testing.T) {
 	// 出错
 	{
 		mock.ExpectBegin()
-		mock.ExpectExec("UPDATE(.+)delete(.+)").
+		mock.ExpectExec("DELETE(.+)").
 			WillReturnError(errors.New("error"))
 		mock.ExpectRollback()
 		err := DeleteFolderByIDs([]uint{1, 2, 3})
@@ -121,7 +123,7 @@ func TestDeleteFolderByIDs(t *testing.T) {
 	// 成功
 	{
 		mock.ExpectBegin()
-		mock.ExpectExec("UPDATE(.+)delete(.+)").
+		mock.ExpectExec("DELETE(.+)").
 			WillReturnResult(sqlmock.NewResult(0, 3))
 		mock.ExpectCommit()
 		err := DeleteFolderByIDs([]uint{1, 2, 3})
diff --git a/pkg/filesystem/path_test.go b/pkg/filesystem/path_test.go
index b7b1bcd..f51c938 100644
--- a/pkg/filesystem/path_test.go
+++ b/pkg/filesystem/path_test.go
@@ -5,6 +5,7 @@ import (
 	"errors"
 	"github.com/DATA-DOG/go-sqlmock"
 	model "github.com/HFO4/cloudreve/models"
+	"github.com/HFO4/cloudreve/pkg/conf"
 	"github.com/HFO4/cloudreve/pkg/serializer"
 	"github.com/jinzhu/gorm"
 	"github.com/stretchr/testify/assert"
@@ -175,6 +176,7 @@ func TestFileSystem_CreateDirectory(t *testing.T) {
 }
 
 func TestFileSystem_ListDeleteFiles(t *testing.T) {
+	conf.DatabaseConfig.Type = "mysql"
 	asserts := assert.New(t)
 	fs := &FileSystem{User: &model.User{
 		Model: gorm.Model{
@@ -201,6 +203,7 @@ func TestFileSystem_ListDeleteFiles(t *testing.T) {
 }
 
 func TestFileSystem_ListDeleteDirs(t *testing.T) {
+	conf.DatabaseConfig.Type = "mysql"
 	asserts := assert.New(t)
 	fs := &FileSystem{User: &model.User{
 		Model: gorm.Model{
@@ -260,6 +263,7 @@ func TestFileSystem_ListDeleteDirs(t *testing.T) {
 }
 
 func TestFileSystem_Delete(t *testing.T) {
+	conf.DatabaseConfig.Type = "mysql"
 	asserts := assert.New(t)
 	fs := &FileSystem{User: &model.User{
 		Model: gorm.Model{
@@ -272,6 +276,7 @@ func TestFileSystem_Delete(t *testing.T) {
 
 	// 全部未成功
 	{
+		// 列出要删除的目录
 		mock.ExpectQuery("SELECT(.+)").
 			WillReturnRows(
 				sqlmock.NewRows([]string{"id"}).
@@ -285,6 +290,7 @@ func TestFileSystem_Delete(t *testing.T) {
 				sqlmock.NewRows([]string{"id", "name", "source_name", "policy_id", "size"}).
 					AddRow(4, "1.txt", "1.txt", 2, 1),
 			)
+		// 查询顶级的文件
 		mock.ExpectQuery("SELECT(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "name", "source_name", "policy_id", "size"}).AddRow(1, "1.txt", "1.txt", 1, 2))
 		mock.ExpectQuery("SELECT(.+)files(.+)").
 			WillReturnRows(sqlmock.NewRows([]string{"id", "policy_id", "source_name"}))
@@ -293,7 +299,7 @@ func TestFileSystem_Delete(t *testing.T) {
 		mock.ExpectQuery("SELECT(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "type"}).AddRow(1, "local"))
 		// 删除文件记录
 		mock.ExpectBegin()
-		mock.ExpectExec("UPDATE(.+)delete(.+)").
+		mock.ExpectExec("DELETE(.+)").
 			WillReturnResult(sqlmock.NewResult(0, 3))
 		mock.ExpectCommit()
 		// 归还容量
@@ -303,7 +309,7 @@ func TestFileSystem_Delete(t *testing.T) {
 		mock.ExpectCommit()
 		// 删除目录
 		mock.ExpectBegin()
-		mock.ExpectExec("UPDATE(.+)delete(.+)").
+		mock.ExpectExec("DELETE(.+)").
 			WillReturnResult(sqlmock.NewResult(0, 3))
 		mock.ExpectCommit()
 
@@ -340,7 +346,7 @@ func TestFileSystem_Delete(t *testing.T) {
 		mock.ExpectQuery("SELECT(.+)").WillReturnRows(sqlmock.NewRows([]string{"id", "type"}).AddRow(1, "local"))
 		// 删除文件记录
 		mock.ExpectBegin()
-		mock.ExpectExec("UPDATE(.+)delete(.+)").
+		mock.ExpectExec("DELETE(.+)").
 			WillReturnResult(sqlmock.NewResult(0, 3))
 		mock.ExpectCommit()
 		// 归还容量
@@ -350,7 +356,7 @@ func TestFileSystem_Delete(t *testing.T) {
 		mock.ExpectCommit()
 		// 删除目录
 		mock.ExpectBegin()
-		mock.ExpectExec("UPDATE(.+)delete(.+)").
+		mock.ExpectExec("DELETE(.+)").
 			WillReturnResult(sqlmock.NewResult(0, 3))
 		mock.ExpectCommit()