storage: Make type/params configurable for #88

pkg/storage/mem/store.go

@@ -6,6 +6,7 @@ import (
 	"strconv"
 	"sync"
 
+	"github.com/jhillyerd/inbucket/pkg/config"
 	"github.com/jhillyerd/inbucket/pkg/storage"
 )
 
@@ -25,10 +26,10 @@ type mbox struct {
 var _ storage.Store = &Store{}
 
 // New returns an emtpy memory store.
-func New() *Store {
+func New(cfg config.Storage) (storage.Store, error) {
 	return &Store{
 		boxes: make(map[string]*mbox),
-	}
+	}, nil
 }
 
 // AddMessage stores the message, message ID and Size will be ignored.

pkg/storage/mem/store_test.go

@@ -3,6 +3,7 @@ package mem
 import (
 	"testing"
 
+	"github.com/jhillyerd/inbucket/pkg/config"
 	"github.com/jhillyerd/inbucket/pkg/storage"
 	"github.com/jhillyerd/inbucket/pkg/test"
 )
@@ -10,7 +11,7 @@ import (
 // TestSuite runs storage package test suite on file store.
 func TestSuite(t *testing.T) {
 	test.StoreSuite(t, func() (storage.Store, func(), error) {
-		s := New()
+		s, _ := New(config.Storage{})
 		destroy := func() {}
 		return s, destroy, nil
 	})