test: Output should be unlocked when spent

test/functional/wallet_basic.py

@@ -130,6 +130,15 @@ class WalletTest(BitcoinTestFramework):
                                 self.nodes[2].lockunspent, False,
                                 [{"txid": unspent_0["txid"], "vout": 999}])
 
+        # An output should be unlocked when spent
+        unspent_0 = self.nodes[1].listunspent()[0]
+        self.nodes[1].lockunspent(False, [unspent_0])
+        tx = self.nodes[1].createrawtransaction([unspent_0], { self.nodes[1].getnewaddress() : 1 })
+        tx = self.nodes[1].fundrawtransaction(tx)['hex']
+        tx = self.nodes[1].signrawtransactionwithwallet(tx)["hex"]
+        self.nodes[1].sendrawtransaction(tx)
+        assert_equal(len(self.nodes[1].listlockunspent()), 0)
+
         # Have node1 generate 100 blocks (so node0 can recover the fee)
         self.nodes[1].generate(100)
         self.sync_all([self.nodes[0:3]])