Fixed user reported bug. Turns out old debugging was still in place. Should be fixed now.

tests/test_self_voice_plugin_regressions.py

@@ -0,0 +1,19 @@
+import os
+import unittest
+from unittest import mock
+
+from cthulhu.plugins.self_voice import plugin
+
+
+class SelfVoicePluginRegressionTests(unittest.TestCase):
+    def test_socket_file_is_scoped_to_user_runtime_directory(self) -> None:
+        with mock.patch.dict(os.environ, {"XDG_RUNTIME_DIR": "/run/user/1000"}, clear=True):
+            self.assertEqual(plugin._get_socket_file(), "/run/user/1000/cthulhu.sock")
+
+    def test_socket_file_is_unavailable_without_user_runtime_directory(self) -> None:
+        with mock.patch.dict(os.environ, {}, clear=True):
+            self.assertIsNone(plugin._get_socket_file())
+
+
+if __name__ == "__main__":
+    unittest.main()