qa: Add test for orphan handling #13003

 559 |          """Send txs to test node and test whether they're accepted to the mempool.
 560 |  
 561 |           - add all txs to our tx_store
 562 |           - send tx messages for all txs
 563 | -         - if success is True: assert that the tx is accepted to the mempool
 564 | -         - if success is False: assert that the tx is not accepted to the mempool

---

  81 | @@ -82,10 +82,7 @@ def set_test_params(self):
  82 |      def run_test(self):
  83 |          node = self.nodes[0]  # convenience reference to the node
  84 |  
  85 | -        # reconnect_p2p() expects the network thread to be running
  86 | -        network_thread_start()
  87 | -
  88 | -        self.reconnect_p2p()
  89 | +        self.bootstrap_p2p()  # Add one p2p connection to the node

---

  34 | +        """Add a P2P connection to the node.
  35 | +
  36 | +        Helper to connect and wait for version handshake."""
  37 | +        for _ in range(num_connections):
  38 | +            self.nodes[0].add_p2p_connection(P2PDataStore())
  39 | +        network_thread_start()

---