chore: add unit testing for subpackage

Author: appleboy

memcached/memcached.go

@@ -2,9 +2,8 @@ package memcached
 
 import (
 	"github.com/bradfitz/gomemcache/memcache"
-	"github.com/bradleypeabody/gorilla-sessions-memcache"
+	gsm "github.com/bradleypeabody/gorilla-sessions-memcache"
 	"github.com/gin-contrib/sessions"
-	gsessions "github.com/gorilla/sessions"
 )
 
 type Store interface {

memstore/memstore.go

@@ -2,7 +2,6 @@ package memstore
 
 import (
 	"github.com/gin-contrib/sessions"
-	gsessions "github.com/gorilla/sessions"
 	"github.com/quasoft/memstore"
 )
 

mongo/mongo.go

@@ -3,7 +3,6 @@ package mongo
 import (
 	"github.com/gin-contrib/sessions"
 	"github.com/globalsign/mgo"
-	gsessions "github.com/gorilla/sessions"
 	"github.com/kidstuff/mongostore"
 )
 

redis/redis.go

@@ -6,7 +6,6 @@ import (
 	"github.com/boj/redistore"
 	"github.com/gin-contrib/sessions"
 	"github.com/gomodule/redigo/redis"
-	gsessions "github.com/gorilla/sessions"
 )
 
 type Store interface {
@@ -62,7 +61,6 @@ type store struct {
 }
 
 // GetRedisStore get the actual woking store.
-//
 // Ref: https://godoc.org/github.com/boj/redistore#RediStore
 func GetRedisStore(s Store) (err error, rediStore *redistore.RediStore) {
 	realStore, ok := s.(*store)