test: update python test with first_seen and last_evicted

Author: ItoroD

bdk-python/tests/test_offline_custom_persist.py

@@ -93,13 +93,30 @@ def sort_key(t):
                 except AttributeError:
                     txid_hex = str(txid_obj)
                 last_seen_dict[txid_hex] = height
+            first_seen_dict: Dict[str, int] = {}
+            for txid_obj, height in sorted(tx_graph.first_seen.items(), key=sort_key):
+                try:
+                    txid_hex = txid_obj.serialize().hex()
+                except AttributeError:
+                    txid_hex = str(txid_obj)
+                first_seen_dict[txid_hex] = height
+
+            last_evicted_dict: Dict[str, int] = {}
+            for txid_obj, height in sorted(tx_graph.last_evicted.items(), key=sort_key):
+                try:
+                    txid_hex = txid_obj.serialize().hex()
+                except AttributeError:
+                    txid_hex = str(txid_obj)
+                last_evicted_dict[txid_hex] = height
 
             return {
-                "txs": txs_list,
-                "txouts": txouts_dict,
-                "anchors": anchors_list,
-                "last_seen": last_seen_dict,
-            }
+                    "txs": txs_list,
+                    "txouts": txouts_dict,
+                    "anchors": anchors_list,
+                    "last_seen": last_seen_dict,
+                    "first_seen": first_seen_dict,
+                    "last_evicted": last_evicted_dict,
+                }
 
         def _serialize_indexer(indexer: bdk.IndexerChangeSet) -> Dict[str, Any]:
             lr: Dict[str, int] = {}
@@ -220,9 +237,29 @@ def _deserialize_tx_graph(data: Dict[str, Any]) -> bdk.TxGraphChangeSet:
                     txid_obj = bdk.Txid(txid_hex)
                 last_seen_dict[txid_obj] = height
 
+                    # Deserialize first_seen and last_evicted
+            first_seen_data = data.get("first_seen", {})
+            first_seen_dict: Dict[bdk.Txid, int] = {}
+            for txid_hex, timestamp in sorted(first_seen_data.items()):
+                try:
+                    txid_obj = bdk.Txid.from_bytes(binascii.unhexlify(txid_hex))
+                except Exception:
+                    txid_obj = bdk.Txid(txid_hex)
+                first_seen_dict[txid_obj] = timestamp
+
+            last_evicted_data = data.get("last_evicted", {})
+            last_evicted_dict: Dict[bdk.Txid, int] = {}
+            for txid_hex, timestamp in sorted(last_evicted_data.items()):
+                try:
+                    txid_obj = bdk.Txid.from_bytes(binascii.unhexlify(txid_hex))
+                except Exception:
+                    txid_obj = bdk.Txid(txid_hex)
+                last_evicted_dict[txid_obj] = timestamp
+
+
             return bdk.TxGraphChangeSet(
-                txs=tx_objs, txouts=txouts_dict, anchors=anchors_list, last_seen=last_seen_dict
-            )
+                    txs=tx_objs, txouts=txouts_dict, anchors=anchors_list, last_seen=last_seen_dict,first_seen=first_seen_dict,last_evicted=last_evicted_dict
+                )
 
         def _deserialize_indexer(data: Dict[str, Any]) -> bdk.IndexerChangeSet:
             lr_data = data.get("last_revealed", {})