Mention fixup (#167)

* rework mention creation a bit

* rework mention creation a bit

* tidy up status dereferencing

* start adding tests for dereferencing

* fixups

* fix

* review changes

internal/federation/dereferencing/dereferencer_test.go

@@ -0,0 +1,42 @@
+/*
+   GoToSocial
+   Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU Affero General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU Affero General Public License for more details.
+
+   You should have received a copy of the GNU Affero General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+package dereferencing_test
+
+import (
+	"github.com/go-fed/activity/streams/vocab"
+	"github.com/sirupsen/logrus"
+	"github.com/stretchr/testify/suite"
+	"github.com/superseriousbusiness/gotosocial/internal/config"
+	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/federation/dereferencing"
+	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+)
+
+type DereferencerStandardTestSuite struct {
+	suite.Suite
+	config *config.Config
+	db     db.DB
+	log    *logrus.Logger
+
+	testRemoteStatuses map[string]vocab.ActivityStreamsNote
+	testRemoteAccounts map[string]vocab.ActivityStreamsPerson
+	testAccounts       map[string]*gtsmodel.Account
+
+	dereferencer dereferencing.Dereferencer
+}