fix(borg): update tests/test_borg_sentinel_push.py

tests/test_borg_sentinel_push.py

@@ -0,0 +1,31 @@
+import json
+import subprocess
+import unittest
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parent
+SCRIPT = ROOT.parent / "roles" / "borg" / "files" / "borg-sentinel-push.py"
+FIXTURE = ROOT / "fixtures" / "borgmatic-info-latest.json"
+
+
+class SentinelPayloadRegressionTest(unittest.TestCase):
+    def test_real_borgmatic_info_shape_produces_nonzero_recent_backup_stats(self):
+        proc = subprocess.run(
+            ["python3", str(SCRIPT), "--host", "pfannkuchen", "--info-file", str(FIXTURE), "--dry-run"],
+            text=True,
+            capture_output=True,
+        )
+        self.assertEqual(proc.returncode, 0, proc.stderr)
+        payload = json.loads(proc.stdout)
+        self.assertEqual(payload["host"], "pfannkuchen")
+        self.assertEqual(payload["status"], "ok")
+        self.assertEqual(payload["duration_sec"], 7)
+        self.assertEqual(payload["original_size"], 573861799)
+        self.assertEqual(payload["deduplicated_size"], 189532521)
+        self.assertEqual(payload["compressed_size"], 189978004)
+        self.assertEqual(payload["nfiles_new"], 157)
+        self.assertEqual(payload["archive"], "pfannkuchen-2026-07-29_11-53")
+
+
+if __name__ == "__main__":
+    unittest.main()