diff --git a/lobby/tests.py b/lobby/tests.py
index 0ed6cc5..2b6a703 100644
--- a/lobby/tests.py
+++ b/lobby/tests.py
@@ -99,6 +99,15 @@ class LobbyGameplayExtractionTests(TestCase):
         self.assertNotIn("build_finish_game_response", source)
         self.assertNotIn("build_finish_game_phase_event", source)
 
+    def test_reveal_scoreboard_view_source_stays_http_thin(self):
+        source = inspect.getsource(inspect.unwrap(lobby_views.reveal_scoreboard))
+
+        self.assertIn("transition = _promote_reveal_to_scoreboard(session)", source)
+        self.assertNotIn("Player.objects.filter(session=session)", source)
+        self.assertNotIn("ScoreEvent.objects.filter", source)
+        self.assertNotIn("build_reveal_scoreboard_response", source)
+        self.assertNotIn("build_scoreboard_phase_event", source)
+
     def test_session_detail_view_source_stays_http_thin(self):
         source = inspect.getsource(inspect.unwrap(lobby_views.session_detail))