diff -r 502e795b55ac -r ba8e508a8e69 tests/testlib/ext-sidedata-4.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/testlib/ext-sidedata-4.py	Fri Feb 19 11:24:50 2021 +0100
@@ -0,0 +1,19 @@
+# coding: utf8
+# ext-sidedata-4.py - small extension to test (differently still) the sidedata
+# logic
+#
+# Simulates a server for a complex sidedata exchange.
+#
+# Copyright 2021 Raphaël Gomès <rgomes@octobus.net>
+#
+# This software may be used and distributed according to the terms of the
+# GNU General Public License version 2 or any later version.
+
+from __future__ import absolute_import
+
+from mercurial.revlogutils import sidedata
+
+
+def reposetup(ui, repo):
+    repo.register_wanted_sidedata(sidedata.SD_TEST2)
+    repo.register_wanted_sidedata(sidedata.SD_TEST3)