work on validating incoming fed requests

testrig/transportcontroller.go

@@ -0,0 +1,57 @@
+/*
+   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 testrig
+
+import (
+	"net/http"
+
+	"github.com/go-fed/activity/pub"
+	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/federation"
+	"github.com/superseriousbusiness/gotosocial/internal/transport"
+)
+
+// NewTestTransportController returns a test transport controller with the given http client.
+//
+// Obviously for testing purposes you should not be making actual http calls to other servers.
+// To obviate this, use the function NewMockHTTPClient in this package to return a mock http
+// client that doesn't make any remote calls but just returns whatever you tell it to.
+//
+// Unlike the other test interfaces provided in this package, you'll probably want to call this function
+// PER TEST rather than per suite, so that the do function can be set on a test by test (or even more granular)
+// basis.
+func NewTestTransportController(db db.DB, client pub.HttpClient) transport.Controller {
+	return transport.NewController(NewTestConfig(), db, &federation.Clock{}, client, NewTestLog())
+}
+
+// NewMockHTTPClient returns a client that conforms to the pub.HttpClient interface,
+// but will always just execute the given `do` function, allowing responses to be mocked.
+func NewMockHTTPClient(do func(req *http.Request) (*http.Response, error)) pub.HttpClient {
+	return &mockHttpClient{
+		do: do,
+	}
+}
+
+type mockHttpClient struct {
+	do func(req *http.Request) (*http.Response, error)
+}
+
+func (m *mockHttpClient) Do(req *http.Request) (*http.Response, error) {
+	return m.do(req)
+}