changes

tests/test_authoring_server.py

@@ -207,6 +207,13 @@ class PageRenderingTests(AuthoringServerTestCase):
         self.assertEqual(diagnostics["pageCount"], 1)
         self.assertEqual(diagnostics["firstPage"], "blogs/keep.org")
 
+    def test_server_diagnostics_handles_missing_cwd(self):
+        with mock.patch.object(server.Path, "cwd", side_effect=FileNotFoundError("missing cwd")):
+            diagnostics = server.server_diagnostics()
+
+        self.assertIn("unavailable", diagnostics["cwd"])
+        self.assertEqual(diagnostics["pageCount"], 0)
+
     def test_relative_asset_path_is_calculated_from_lima_page_directory(self):
         self.assertEqual(
             server.relative_asset_path("lima/family/update.md", "assets/images/hzone/pic.png"),