f Fix threaded_payment_retries

Author: tnull

lightning/src/ln/payment_tests.rs

@@ -3883,6 +3883,7 @@ fn test_threaded_payment_retries() {
 			while Instant::now() < end_time {
 				node_a.node.get_and_clear_pending_events();
 				node_a.node.process_pending_htlc_forwards();
+				node_a.node.process_pending_htlc_forwards();
 			}
 		}
 	} } }
@@ -3947,7 +3948,12 @@ fn test_threaded_payment_retries() {
 		// Make sure we have some events to handle when we go around...
 		nodes[0].node.get_and_clear_pending_events();
 		nodes[0].node.process_pending_htlc_forwards();
+		nodes[0].node.process_pending_htlc_forwards();
 		send_msg_events = nodes[0].node.get_and_clear_pending_msg_events();
+
+		// We give the node some time for persistence to happen, before we check the added
+		// monitors.
+		std::thread::sleep(Duration::from_millis(10));
 		check_added_monitors!(nodes[0], 2);
 
 		if cur_time > end_time {