Fix a breaking change in get_puzzle_and_solution RPC (#13519)

chia/rpc/full_node_rpc_api.py

@@ -12,7 +12,6 @@
 from chia.rpc.rpc_server import Endpoint, EndpointResult
 from chia.server.outbound_message import NodeType
 from chia.types.blockchain_format.coin import Coin
-from chia.types.blockchain_format.program import Program, SerializedProgram
 from chia.types.blockchain_format.sized_bytes import bytes32
 from chia.types.coin_record import CoinRecord
 from chia.types.coin_spend import CoinSpend
@@ -705,9 +704,10 @@ async def get_puzzle_and_solution(self, request: Dict) -> EndpointResult:
         if error is not None:
             raise ValueError(f"Error: {error}")
 
-        puzzle_ser: SerializedProgram = SerializedProgram.from_program(Program.to(puzzle))
-        solution_ser: SerializedProgram = SerializedProgram.from_program(Program.to(solution))
-        return {"coin_solution": CoinSpend(coin_record.coin, puzzle_ser, solution_ser)}
+        assert puzzle is not None
+        assert solution is not None
+
+        return {"coin_solution": CoinSpend(coin_record.coin, puzzle, solution)}
 
     async def get_additions_and_removals(self, request: Dict) -> EndpointResult:
         if "header_hash" not in request:

tests/core/test_full_node_rpc.py

@@ -157,7 +157,14 @@ async def test1(self, two_nodes_sim_and_wallets_services, self_hostname):
 
             await full_node_api_1.farm_new_transaction_block(FarmNewBlockProtocol(ph_2))
 
-            assert (await client.get_coin_record_by_name(coin.name())).coin == coin
+            coin_record = await client.get_coin_record_by_name(coin.name())
+            assert coin_record.coin == coin
+            assert (
+                coin
+                in (
+                    await client.get_puzzle_and_solution(coin.parent_coin_info, coin_record.confirmed_block_index)
+                ).additions()
+            )
 
             assert len(await client.get_coin_records_by_puzzle_hash(ph_receiver)) == 1
             assert len(list(filter(lambda cr: not cr.spent, (await client.get_coin_records_by_puzzle_hash(ph))))) == 3