Merge bitcoin/bitcoin#23080: test: check abandoned tx in listsinceblock

bda620a test: check abandoned tx in listsinceblock (brunoerg)

Pull request description:

  This PR tests if the abandoned transaction is correct in listsinceblock return (wallet_abandonconflict.py).

ACKs for top commit:
  jonatack:
    ACK bda620a
  theStack:
    ACK bda620a
  stratospher:
    Tested ACK bda620a. This PR verifies whether the transaction txAB1 has been abandoned in listsinceblock and is a nice addition to the test!

Tree-SHA512: e4dce344cf621de7a8b5bd8660d252419772a293080fc881f6f448b6df85c6b1c8f0df619e855a40b6393f53c836f0d7fadbd3916c20cccd3a95830b8b502991

Author: fanquake

test/functional/wallet_abandonconflict.py

@@ -120,6 +120,14 @@ def run_test(self):
         assert_equal(newbalance, balance + Decimal("30"))
         balance = newbalance
 
+        self.log.info("Check abandoned transactions in listsinceblock")
+        listsinceblock = self.nodes[0].listsinceblock()
+        txAB1_listsinceblock = [d for d in listsinceblock['transactions'] if d['txid'] == txAB1 and d['category'] == 'send']
+        for tx in txAB1_listsinceblock:
+            assert_equal(tx['abandoned'], True)
+            assert_equal(tx['confirmations'], 0)
+            assert_equal(tx['trusted'], False)
+
         # Verify that even with a low min relay fee, the tx is not reaccepted from wallet on startup once abandoned
         self.restart_node(0, extra_args=["-minrelaytxfee=0.00001"])
         assert self.nodes[0].getmempoolinfo()['loaded']