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Fix make_change to not create half-satoshis

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Gavin Andresen 2014-09-03 15:07:43 -04:00 committed by Alex Morcos
parent b8d92236f6
commit 3a7c3483b6
1 changed files with 6 additions and 4 deletions
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10
qa/rpc-tests/util.py
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@ -10,7 +10,7 @@ import os
import sys import sys
sys.path.append(os.path.join(os.path.dirname(os.path.abspath(__file__)), "python-bitcoinrpc")) sys.path.append(os.path.join(os.path.dirname(os.path.abspath(__file__)), "python-bitcoinrpc"))
from decimal import Decimal from decimal import Decimal, ROUND_DOWN
import json import json
import random import random
import shutil import shutil
@ -230,10 +230,12 @@ def make_change(from_node, amount_in, amount_out, fee):
change = amount_in - amount change = amount_in - amount
if change > amount*2: if change > amount*2:
# Create an extra change output to break up big inputs # Create an extra change output to break up big inputs
outputs[from_node.getnewaddress()] = float(change/2) change_address = from_node.getnewaddress()
change = change/2 # Split change in two, being careful of rounding:
outputs[change_address] = Decimal(change/2).quantize(Decimal('0.00000001'), rounding=ROUND_DOWN)
change = amount_in - amount - outputs[change_address]
if change > 0: if change > 0:
outputs[from_node.getnewaddress()] = float(change) outputs[from_node.getnewaddress()] = change
return outputs return outputs
def send_zeropri_transaction(from_node, to_node, amount, fee): def send_zeropri_transaction(from_node, to_node, amount, fee):