diff --git a/queue.go b/queue.go
index b41059d..0001749 100644
--- a/queue.go
+++ b/queue.go
@@ -11,10 +11,6 @@ type Queue struct {
 	driver Driver
 }
 
-func NewTestQueueIn(d string) Queue {
-	return Queue{driver: NewTestDBIn(d)}
-}
-
 func NewQueue(driver Driver) Queue {
 	return Queue{driver: driver}
 }
diff --git a/storage.go b/storage.go
index ed972c4..32ab077 100644
--- a/storage.go
+++ b/storage.go
@@ -13,10 +13,6 @@ type Storage struct {
 	driver Driver
 }
 
-func NewTestStorageIn(d string) Storage {
-	return Storage{driver: NewTestDBIn(d)}
-}
-
 func NewStorage(driver Driver) Storage {
 	return Storage{driver: driver}
 }
diff --git a/storage_test.go b/storage_test.go
index a512bef..a77523a 100644
--- a/storage_test.go
+++ b/storage_test.go
@@ -1,6 +1,36 @@
 package main
 
-import "testing"
+import (
+	"context"
+	"testing"
+	"time"
+)
 
 func TestStorage(t *testing.T) {
+	ctx, can := context.WithTimeout(context.Background(), time.Second)
+	defer can()
+
+	db := NewTestDBIn(t.TempDir())
+	defer db.Close()
+
+	s := NewStorage(db)
+
+	if _, err := s.Get(ctx, "id"); err != ErrNotFound {
+		t.Error("failed to get 404", err)
+	}
+
+	m := Message{
+		ID: "id",
+		TS: 1,
+	}
+
+	if err := s.Upsert(ctx, m); err != nil {
+		t.Error("failed to upsert", err)
+	}
+
+	if m2, err := s.Get(ctx, "id"); err != nil {
+		t.Error("failed to get", err)
+	} else if m != m2 {
+		t.Error(m2)
+	}
 }