beego: run mode support test

beego.go

@@ -384,6 +384,7 @@ func initBeforeHttpRun() {
 // this function is for test package init
 func TestBeegoInit(apppath string) {
 	AppPath = apppath
+	RunMode = "test"
 	AppConfigPath = filepath.Join(AppPath, "conf", "app.conf")
 	err := ParseConfig()
 	if err != nil && !os.IsNotExist(err) {