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test/functional/test_framework/util.py
| Show First 20 Lines • Show All 568 Lines • ▼ Show 20 Lines | def random_transaction(nodes, amount, min_fee, fee_increment, fee_variants): | ||||
| to_node = random.choice(nodes) | to_node = random.choice(nodes) | ||||
| fee = min_fee + fee_increment * random.randint(0, fee_variants) | fee = min_fee + fee_increment * random.randint(0, fee_variants) | ||||
| (total_in, inputs) = gather_inputs(from_node, amount + fee) | (total_in, inputs) = gather_inputs(from_node, amount + fee) | ||||
| outputs = make_change(from_node, total_in, amount, fee) | outputs = make_change(from_node, total_in, amount, fee) | ||||
| outputs[to_node.getnewaddress()] = float(amount) | outputs[to_node.getnewaddress()] = float(amount) | ||||
| rawtx = from_node.createrawtransaction(inputs, outputs) | rawtx = from_node.createrawtransaction(inputs, outputs) | ||||
| signresult = from_node.signrawtransaction(rawtx) | signresult = from_node.signrawtransactionwithwallet(rawtx) | ||||
| txid = from_node.sendrawtransaction(signresult["hex"], True) | txid = from_node.sendrawtransaction(signresult["hex"], True) | ||||
| return (txid, signresult["hex"], fee) | return (txid, signresult["hex"], fee) | ||||
| # Create large OP_RETURN txouts that can be appended to a transaction | # Create large OP_RETURN txouts that can be appended to a transaction | ||||
| # to make it large (helper for constructing large transactions). | # to make it large (helper for constructing large transactions). | ||||
| Show All 37 Lines | for _ in range(num): | ||||
| inputs = [{"txid": t["txid"], "vout": t["vout"]}] | inputs = [{"txid": t["txid"], "vout": t["vout"]}] | ||||
| outputs = {} | outputs = {} | ||||
| change = t['amount'] - fee | change = t['amount'] - fee | ||||
| outputs[addr] = satoshi_round(change) | outputs[addr] = satoshi_round(change) | ||||
| rawtx = node.createrawtransaction(inputs, outputs) | rawtx = node.createrawtransaction(inputs, outputs) | ||||
| newtx = rawtx[0:92] | newtx = rawtx[0:92] | ||||
| newtx = newtx + txouts | newtx = newtx + txouts | ||||
| newtx = newtx + rawtx[94:] | newtx = newtx + rawtx[94:] | ||||
| signresult = node.signrawtransaction(newtx, None, None, "NONE|FORKID") | signresult = node.signrawtransactionwithwallet( | ||||
| newtx, None, "NONE|FORKID") | |||||
| txid = node.sendrawtransaction(signresult["hex"], True) | txid = node.sendrawtransaction(signresult["hex"], True) | ||||
| txids.append(txid) | txids.append(txid) | ||||
| return txids | return txids | ||||