1 files changed, 73 insertions, 0 deletions
diff --git a/testrig/transportcontroller.go b/testrig/transportcontroller.go
new file mode 100644
index 000000000..f2b5b93f7
--- /dev/null
+++ b/testrig/transportcontroller.go
@@ -0,0 +1,73 @@
+/*
+   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 (
+	"bytes"
+	"io/ioutil"
+	"net/http"
+
+	"github.com/go-fed/activity/pub"
+	"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(client pub.HttpClient) transport.Controller {
+	return transport.NewController(NewTestConfig(), &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.
+//
+// If 'do' is nil, then a no-op function will be used instead, that just returns status 200.
+//
+// Note that you should never ever make ACTUAL http calls with this thing.
+func NewMockHTTPClient(do func(req *http.Request) (*http.Response, error)) pub.HttpClient {
+	if do == nil {
+		return &mockHTTPClient{
+			do: func(req *http.Request) (*http.Response, error) {
+				r := ioutil.NopCloser(bytes.NewReader([]byte{}))
+				return &http.Response{
+					StatusCode: 200,
+					Body:       r,
+				}, nil
+			},
+		}
+	}
+	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)
+}