Grotti 3.0.0: Aufträge, Wartung, SSE, Ausschuss-Dialog, UI-Umbau.

Migrationen 003–009, Kundaufträge mit Lieferschein, Abräumen mit Urteil,
ntfy/Backup/Zeitfenster, Live-Stream und Mobile-Mehr-Menü.

tests/test_maintenance.py

@@ -0,0 +1,28 @@
+"""Wartungs-Zähler."""
+
+import unittest
+from unittest.mock import MagicMock
+
+from grotti.maintenance import counters_for_host
+
+
+class MaintenanceCounterTests(unittest.TestCase):
+    def test_counters_from_aggregate_row(self):
+        conn = MagicMock()
+        conn.execute.return_value.fetchone.return_value = {
+            "duration_s": 7200.0,
+            "meters": 150000.0,
+            "runs": 12,
+        }
+        out = counters_for_host(conn, "10.0.0.1")
+        self.assertAlmostEqual(out["hours"], 2.0)
+        self.assertAlmostEqual(out["meters"], 150000.0)
+        self.assertEqual(out["runs"], 12)
+
+    def test_empty_host(self):
+        out = counters_for_host(MagicMock(), "")
+        self.assertEqual(out, {"hours": 0.0, "meters": 0.0, "runs": 0})
+
+
+if __name__ == "__main__":
+    unittest.main()