qa: Add TestNode::assert_debug_log

Github-Pull: #14024
Rebased-From: fa3e9f7627784ee00980590e5bf044a0e1249999

1 files changed, 7 insertions, 2 deletions

diff --git a/test/functional/p2p_invalid_tx.py b/test/functional/p2p_invalid_tx.py
index 0aa5e21103..12bc62131f 100755
--- a/test/functional/p2p_invalid_tx.py
+++ b/test/functional/p2p_invalid_tx.py
@@ -136,11 +136,16 @@ class InvalidTxRequestTest(BitcoinTestFramework):
 
         # restart node with sending BIP61 messages disabled, check that it disconnects without sending the reject message
         self.log.info('Test a transaction that is rejected, with BIP61 disabled')
-        self.restart_node(0, ['-enablebip61=0','-persistmempool=0'])
+        self.restart_node(0, ['-enablebip61=0', '-persistmempool=0'])
         self.reconnect_p2p(num_connections=1)
-        node.p2p.send_txs_and_test([tx1], node, success=False, expect_disconnect=True)
+        with node.assert_debug_log(expected_msgs=[
+                "{} from peer=0 was not accepted: mandatory-script-verify-flag-failed (Invalid OP_IF construction) (code 16)".format(tx1.hash),
+                "disconnecting peer=0",
+        ]):
+            node.p2p.send_txs_and_test([tx1], node, success=False, expect_disconnect=True)
         # send_txs_and_test will have waited for disconnect, so we can safely check that no reject has been received
         assert_equal(node.p2p.reject_code_received, None)
 
+
 if __name__ == '__main__':
     InvalidTxRequestTest().main()