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-rwxr-xr-xqa/rpc-tests/listtransactions.py109
1 files changed, 109 insertions, 0 deletions
diff --git a/qa/rpc-tests/listtransactions.py b/qa/rpc-tests/listtransactions.py
index 8a1e3dc4bc..f86f18de98 100755
--- a/qa/rpc-tests/listtransactions.py
+++ b/qa/rpc-tests/listtransactions.py
@@ -7,7 +7,15 @@
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import *
+from test_framework.mininode import CTransaction
+import cStringIO
+import binascii
+def txFromHex(hexstring):
+ tx = CTransaction()
+ f = cStringIO.StringIO(binascii.unhexlify(hexstring))
+ tx.deserialize(f)
+ return tx
def check_array_result(object_array, to_match, expected):
"""
@@ -103,6 +111,107 @@ class ListTransactionsTest(BitcoinTestFramework):
{"category":"receive","amount":Decimal("0.1")},
{"txid":txid, "account" : "watchonly"} )
+ self.run_rbf_opt_in_test()
+
+ # Check that the opt-in-rbf flag works properly, for sent and received
+ # transactions.
+ def run_rbf_opt_in_test(self):
+ # Check whether a transaction signals opt-in RBF itself
+ def is_opt_in(node, txid):
+ rawtx = node.getrawtransaction(txid, 1)
+ for x in rawtx["vin"]:
+ if x["sequence"] < 0xfffffffe:
+ return True
+ return False
+
+ # Find an unconfirmed output matching a certain txid
+ def get_unconfirmed_utxo_entry(node, txid_to_match):
+ utxo = node.listunspent(0, 0)
+ for i in utxo:
+ if i["txid"] == txid_to_match:
+ return i
+ return None
+
+ # 1. Chain a few transactions that don't opt-in.
+ txid_1 = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 1)
+ assert(not is_opt_in(self.nodes[0], txid_1))
+ check_array_result(self.nodes[0].listtransactions(), {"txid": txid_1}, {"bip125-replaceable":"no"})
+ sync_mempools(self.nodes)
+ check_array_result(self.nodes[1].listtransactions(), {"txid": txid_1}, {"bip125-replaceable":"no"})
+
+ # Tx2 will build off txid_1, still not opting in to RBF.
+ utxo_to_use = get_unconfirmed_utxo_entry(self.nodes[1], txid_1)
+
+ # Create tx2 using createrawtransaction
+ inputs = [{"txid":utxo_to_use["txid"], "vout":utxo_to_use["vout"]}]
+ outputs = {self.nodes[0].getnewaddress(): 0.999}
+ tx2 = self.nodes[1].createrawtransaction(inputs, outputs)
+ tx2_signed = self.nodes[1].signrawtransaction(tx2)["hex"]
+ txid_2 = self.nodes[1].sendrawtransaction(tx2_signed)
+
+ # ...and check the result
+ assert(not is_opt_in(self.nodes[1], txid_2))
+ check_array_result(self.nodes[1].listtransactions(), {"txid": txid_2}, {"bip125-replaceable":"no"})
+ sync_mempools(self.nodes)
+ check_array_result(self.nodes[0].listtransactions(), {"txid": txid_2}, {"bip125-replaceable":"no"})
+
+ # Tx3 will opt-in to RBF
+ utxo_to_use = get_unconfirmed_utxo_entry(self.nodes[0], txid_2)
+ inputs = [{"txid": txid_2, "vout":utxo_to_use["vout"]}]
+ outputs = {self.nodes[1].getnewaddress(): 0.998}
+ tx3 = self.nodes[0].createrawtransaction(inputs, outputs)
+ tx3_modified = txFromHex(tx3)
+ tx3_modified.vin[0].nSequence = 0
+ tx3 = binascii.hexlify(tx3_modified.serialize()).decode('utf-8')
+ tx3_signed = self.nodes[0].signrawtransaction(tx3)['hex']
+ txid_3 = self.nodes[0].sendrawtransaction(tx3_signed)
+
+ assert(is_opt_in(self.nodes[0], txid_3))
+ check_array_result(self.nodes[0].listtransactions(), {"txid": txid_3}, {"bip125-replaceable":"yes"})
+ sync_mempools(self.nodes)
+ check_array_result(self.nodes[1].listtransactions(), {"txid": txid_3}, {"bip125-replaceable":"yes"})
+
+ # Tx4 will chain off tx3. Doesn't signal itself, but depends on one
+ # that does.
+ utxo_to_use = get_unconfirmed_utxo_entry(self.nodes[1], txid_3)
+ inputs = [{"txid": txid_3, "vout":utxo_to_use["vout"]}]
+ outputs = {self.nodes[0].getnewaddress(): 0.997}
+ tx4 = self.nodes[1].createrawtransaction(inputs, outputs)
+ tx4_signed = self.nodes[1].signrawtransaction(tx4)["hex"]
+ txid_4 = self.nodes[1].sendrawtransaction(tx4_signed)
+
+ assert(not is_opt_in(self.nodes[1], txid_4))
+ check_array_result(self.nodes[1].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"yes"})
+ sync_mempools(self.nodes)
+ check_array_result(self.nodes[0].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"yes"})
+
+ # Replace tx3, and check that tx4 becomes unknown
+ tx3_b = tx3_modified
+ tx3_b.vout[0].nValue -= 0.004*100000000 # bump the fee
+ tx3_b = binascii.hexlify(tx3_b.serialize()).decode('utf-8')
+ tx3_b_signed = self.nodes[0].signrawtransaction(tx3_b)['hex']
+ txid_3b = self.nodes[0].sendrawtransaction(tx3_b_signed, True)
+ assert(is_opt_in(self.nodes[0], txid_3b))
+
+ check_array_result(self.nodes[0].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"unknown"})
+ sync_mempools(self.nodes)
+ check_array_result(self.nodes[1].listtransactions(), {"txid": txid_4}, {"bip125-replaceable":"unknown"})
+
+ # Check gettransaction as well:
+ for n in self.nodes[0:2]:
+ assert_equal(n.gettransaction(txid_1)["bip125-replaceable"], "no")
+ assert_equal(n.gettransaction(txid_2)["bip125-replaceable"], "no")
+ assert_equal(n.gettransaction(txid_3)["bip125-replaceable"], "yes")
+ assert_equal(n.gettransaction(txid_3b)["bip125-replaceable"], "yes")
+ assert_equal(n.gettransaction(txid_4)["bip125-replaceable"], "unknown")
+
+ # After mining a transaction, it's no longer BIP125-replaceable
+ self.nodes[0].generate(1)
+ assert(txid_3b not in self.nodes[0].getrawmempool())
+ assert_equal(self.nodes[0].gettransaction(txid_3b)["bip125-replaceable"], "no")
+ assert_equal(self.nodes[0].gettransaction(txid_4)["bip125-replaceable"], "unknown")
+
+
if __name__ == '__main__':
ListTransactionsTest().main()