Complete reversible 1C saved-state prepare workflow

tests/1c/test_object_property_write.py

@@ -291,6 +291,25 @@ def test_object_property_plan_writes_existing_member_by_name(monkeypatch) -> Non
 
 def test_object_property_apply_verify_and_rollback(monkeypatch) -> None:
     install_common_mocks(monkeypatch)
+    monkeypatch.setattr(
+        adapter,
+        "metadata_saved_state_prepare",
+        lambda _payload: {
+            "status": "verified",
+            "applied": True,
+            "object": {
+                "kind": "Catalog",
+                "name": "Номенклатура",
+                "guid": OBJECT_GUID,
+            },
+            "file_names": ["object.0"],
+            "apply_result": {
+                "prepare_receipt": {
+                    "receipt_id": "a" * 32,
+                }
+            },
+        },
+    )
     reads = iter([(b"old", {"database": "db"}, None), (b"new", {"database": "db"}, None)])
     monkeypatch.setattr(adapter, "read_storage_file_bytes", lambda *_args, **_kwargs: next(reads))
     monkeypatch.setattr(
@@ -320,6 +339,19 @@ def test_object_property_apply_verify_and_rollback(monkeypatch) -> None:
         "storage_saved_state_rollback",
         lambda payload: {"status": "applied", "applied": True, "backup_id": payload["backup_id"]},
     )
+    prepare_rollback: dict[str, Any] = {}
+
+    def fake_prepare_rollback(base_id: str, receipt_id: str, *, timeout_seconds: int) -> dict[str, Any]:
+        prepare_rollback.update(
+            {
+                "base_id": base_id,
+                "receipt_id": receipt_id,
+                "timeout_seconds": timeout_seconds,
+            }
+        )
+        return {"status": "rolled_back", "applied": True}
+
+    monkeypatch.setattr(adapter, "rollback_saved_state_prepare_receipt", fake_prepare_rollback)
 
     result = adapter.metadata_object_property_write(
         base_payload(
@@ -332,6 +364,8 @@ def test_object_property_apply_verify_and_rollback(monkeypatch) -> None:
     assert result["status"] == "verified_and_rolled_back"
     assert result["applied"] is True
     assert result["rolled_back"] is True
+    assert result["prepare_rollback_result"]["status"] == "rolled_back"
+    assert prepare_rollback["receipt_id"] == "a" * 32
     assert result["semantic_verification"] == {
         "status": "ok",
         "expected": "Номенклатура товаров",