initial delta support

storage/backend/mock/driver.go

@@ -9,15 +9,46 @@ package mock
 
 import (
 	"github.com/chihaya/chihaya/config"
+	"github.com/chihaya/chihaya/storage"
 	"github.com/chihaya/chihaya/storage/backend"
 )
 
 type driver struct{}
 
+type mock struct{}
+
 func (d *driver) New(conf *config.DataStore) backend.Conn {
+	return &mock{}
+}
+
+func (m *mock) Start() error {
 	return nil
 }
 
+func (m *mock) Close() error {
+	return nil
+}
+
+func (m *mock) RecordAnnounce(delta *backend.AnnounceDelta) error {
+	return nil
+}
+
+func (m *mock) LoadTorrents(ids []uint64) ([]*storage.Torrent, error) {
+	return nil, nil
+}
+
+func (m *mock) LoadAllTorrents() ([]*storage.Torrent, error) {
+	return nil, nil
+}
+
+func (m *mock) LoadUsers(ids []uint64) ([]*storage.User, error) {
+	return nil, nil
+}
+
+func (m *mock) LoadAllUsers(ids []uint64) ([]*storage.User, error) {
+	return nil, nil
+}
+
 func init() {
 	backend.Register("mock", &driver{})
 }