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-rwxr-xr-xtest/functional/wallet_groups.py26
1 files changed, 26 insertions, 0 deletions
diff --git a/test/functional/wallet_groups.py b/test/functional/wallet_groups.py
index 0d27815da0..408e9dfef0 100755
--- a/test/functional/wallet_groups.py
+++ b/test/functional/wallet_groups.py
@@ -5,6 +5,8 @@
"""Test wallet group functionality."""
from test_framework.test_framework import BitcoinTestFramework
+from test_framework.mininode import FromHex, ToHex
+from test_framework.messages import CTransaction
from test_framework.util import (
assert_equal,
)
@@ -63,5 +65,29 @@ class WalletGroupTest(BitcoinTestFramework):
assert_approx(v[0], 0.2)
assert_approx(v[1], 1.3, 0.0001)
+ # Empty out node2's wallet
+ self.nodes[2].sendtoaddress(address=self.nodes[0].getnewaddress(), amount=self.nodes[2].getbalance(), subtractfeefromamount=True)
+ self.sync_all()
+ self.nodes[0].generate(1)
+
+ # Fill node2's wallet with 10000 outputs corresponding to the same
+ # scriptPubKey
+ for i in range(5):
+ raw_tx = self.nodes[0].createrawtransaction([{"txid":"0"*64, "vout":0}], [{addr2[0]: 0.05}])
+ tx = FromHex(CTransaction(), raw_tx)
+ tx.vin = []
+ tx.vout = [tx.vout[0]] * 2000
+ funded_tx = self.nodes[0].fundrawtransaction(ToHex(tx))
+ signed_tx = self.nodes[0].signrawtransactionwithwallet(funded_tx['hex'])
+ self.nodes[0].sendrawtransaction(signed_tx['hex'])
+ self.nodes[0].generate(1)
+
+ self.sync_all()
+
+ # Check that we can create a transaction that only requires ~100 of our
+ # utxos, without pulling in all outputs and creating a transaction that
+ # is way too big.
+ assert self.nodes[2].sendtoaddress(address=addr2[0], amount=5)
+
if __name__ == '__main__':
WalletGroupTest().main ()