rpc: output parent wallet descriptors for coins in listunspent

1 files changed, 33 insertions, 0 deletions

diff --git a/test/functional/wallet_basic.py b/test/functional/wallet_basic.py
index f66fab19ac..641b4d3dad 100755
--- a/test/functional/wallet_basic.py
+++ b/test/functional/wallet_basic.py
@@ -7,6 +7,7 @@ from decimal import Decimal
 from itertools import product
 
 from test_framework.blocktools import COINBASE_MATURITY
+from test_framework.descriptors import descsum_create
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import (
     assert_array_result,
@@ -700,6 +701,38 @@ class WalletTest(BitcoinTestFramework):
         txid_feeReason_four = self.nodes[2].sendmany(dummy='', amounts={address: 5}, verbose=False)
         assert_equal(self.nodes[2].gettransaction(txid_feeReason_four)['txid'], txid_feeReason_four)
 
+        self.log.info("Testing 'listunspent' outputs the parent descriptor(s) of coins")
+        # Create two multisig descriptors, and send a UTxO each.
+        multi_a = descsum_create("wsh(multi(1,tpubD6NzVbkrYhZ4YBNjUo96Jxd1u4XKWgnoc7LsA1jz3Yc2NiDbhtfBhaBtemB73n9V5vtJHwU6FVXwggTbeoJWQ1rzdz8ysDuQkpnaHyvnvzR/*,tpubD6NzVbkrYhZ4YHdDGMAYGaWxMSC1B6tPRTHuU5t3BcfcS3nrF523iFm5waFd1pP3ZvJt4Jr8XmCmsTBNx5suhcSgtzpGjGMASR3tau1hJz4/*))")
+        multi_b = descsum_create("wsh(multi(1,tpubD6NzVbkrYhZ4YHdDGMAYGaWxMSC1B6tPRTHuU5t3BcfcS3nrF523iFm5waFd1pP3ZvJt4Jr8XmCmsTBNx5suhcSgtzpGjGMASR3tau1hJz4/*,tpubD6NzVbkrYhZ4Y2RLiuEzNQkntjmsLpPYDm3LTRBYynUQtDtpzeUKAcb9sYthSFL3YR74cdFgF5mW8yKxv2W2CWuZDFR2dUpE5PF9kbrVXNZ/*))")
+        addr_a = self.nodes[0].deriveaddresses(multi_a, 0)[0]
+        addr_b = self.nodes[0].deriveaddresses(multi_b, 0)[0]
+        txid_a = self.nodes[0].sendtoaddress(addr_a, 0.01)
+        txid_b = self.nodes[0].sendtoaddress(addr_b, 0.01)
+        self.generate(self.nodes[0], 1, sync_fun=self.no_op)
+        # Now import the descriptors, make sure we can identify on which descriptor each coin was received.
+        self.nodes[0].createwallet(wallet_name="wo", descriptors=True, disable_private_keys=True)
+        wo_wallet = self.nodes[0].get_wallet_rpc("wo")
+        wo_wallet.importdescriptors([
+            {
+                "desc": multi_a,
+                "active": False,
+                "timestamp": "now",
+            },
+            {
+                "desc": multi_b,
+                "active": False,
+                "timestamp": "now",
+            },
+        ])
+        coins = wo_wallet.listunspent(minconf=0)
+        assert_equal(len(coins), 2)
+        coin_a = next(c for c in coins if c["txid"] == txid_a)
+        assert_equal(coin_a["parent_descs"][0], multi_a)
+        coin_b = next(c for c in coins if c["txid"] == txid_b)
+        assert_equal(coin_b["parent_descs"][0], multi_b)
+        self.nodes[0].unloadwallet("wo")
+
 
 if __name__ == '__main__':
     WalletTest().main()