Add db sync test.

original/adapter.go

@@ -0,0 +1,45 @@
+// Copyright 2021 The casbin Authors. All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package original
+
+import (
+	"github.com/astaxie/beego"
+	"github.com/casdoor/casdoor/object"
+	_ "github.com/go-sql-driver/mysql" // db = mysql
+	//_ "github.com/lib/pq"              // db = postgres
+)
+
+var adapter *object.Adapter
+
+func initConfig() {
+	err := beego.LoadAppConfig("ini", "../conf/app.conf")
+	if err != nil {
+		panic(err)
+	}
+
+	initAdapter()
+}
+
+func initAdapter() {
+	adapter = object.NewAdapter(beego.AppConfig.String("driverName"), beego.AppConfig.String("dataSourceName"), dbName)
+	createTable(adapter)
+}
+
+func createTable(a *object.Adapter) {
+	err := a.Engine.Sync2(new(User))
+	if err != nil {
+		panic(err)
+	}
+}