More refactor

server/webpush_store_test.go

@@ -0,0 +1,12 @@
+package server
+
+import (
+	"github.com/stretchr/testify/require"
+	"testing"
+)
+
+func newTestWebPushStore(t *testing.T, filename string) *webPushStore {
+	webPush, err := newWebPushStore(filename)
+	require.Nil(t, err)
+	return webPush
+}