v2.5.0: add QR import and backup scheduling

tests/test_admin_features.py

@@ -0,0 +1,62 @@
+import importlib.util
+import os
+import sys
+import tempfile
+import unittest
+from pathlib import Path
+
+
+ROOT = Path(__file__).resolve().parents[1]
+SERVER_PATH = ROOT / "admin-web" / "server.py"
+
+
+def load_server(tmpdir: Path):
+    os.environ["GOTELEGRAM_BACKUP_DIR"] = str(tmpdir / "backups")
+    os.environ["GOTELEGRAM_DIR"] = str(tmpdir / "gotelegram")
+    module_name = "gotelegram_admin_server_test"
+    sys.modules.pop(module_name, None)
+    spec = importlib.util.spec_from_file_location(module_name, SERVER_PATH)
+    module = importlib.util.module_from_spec(spec)
+    assert spec.loader is not None
+    spec.loader.exec_module(module)
+    return module
+
+
+class AdminFeatureTests(unittest.TestCase):
+    def test_backup_path_accepts_only_local_archives(self):
+        with tempfile.TemporaryDirectory() as raw:
+            tmpdir = Path(raw)
+            server = load_server(tmpdir)
+            server.BACKUP_DIR.mkdir(parents=True)
+            good = server.BACKUP_DIR / "gotelegram_backup_20260425_120000.tar.gz"
+            good.write_text("backup", encoding="utf-8")
+            encrypted = server.BACKUP_DIR / "gotelegram_backup_20260425_120001.tar.gz.enc"
+            encrypted.write_text("backup", encoding="utf-8")
+            legacy = server.BACKUP_DIR / "backup_20260425_120002.tar.gz"
+            legacy.write_text("backup", encoding="utf-8")
+
+            self.assertEqual(server.safe_backup_path(good.name), good.resolve())
+            self.assertEqual(server.safe_backup_path(encrypted.name), encrypted.resolve())
+            self.assertEqual(server.safe_backup_path(legacy.name), legacy.resolve())
+
+            with self.assertRaises(ValueError):
+                server.safe_backup_path("../outside.tar.gz")
+            with self.assertRaises(ValueError):
+                server.safe_backup_path("gotelegram_backup_20260425_120000.tar.gz.sha256")
+            with self.assertRaises(FileNotFoundError):
+                server.safe_backup_path("missing.tar.gz")
+
+    def test_backup_schedule_calendar_rejects_unknown_values(self):
+        with tempfile.TemporaryDirectory() as raw:
+            server = load_server(Path(raw))
+            self.assertEqual(server.backup_schedule_calendar("daily"), "*-*-* 03:20:00")
+            self.assertEqual(server.backup_schedule_calendar("weekly"), "Sun 03:20:00")
+            self.assertEqual(server.backup_schedule_calendar("monthly"), "*-*-01 03:20:00")
+            self.assertIsNone(server.backup_schedule_calendar("off"))
+
+            with self.assertRaises(ValueError):
+                server.backup_schedule_calendar("hourly")
+
+
+if __name__ == "__main__":
+    unittest.main()