def test_transactionbuilder(self, node_param):
if node_param == "instance":
set_shared_crea_instance(self.bts)
o = TransactionBuilder()
self.assertIn(o.crea.rpc.url, self.urls)
with self.assertRaises(RPCConnection):
o = TransactionBuilder(crea_instance=Crea(
node="https://abc.d", autoconnect=False, num_retries=1))
o.crea.get_config()
else:
set_shared_crea_instance(
Crea(node="https://abc.d", autoconnect=False, num_retries=1))
stm = self.bts
o = TransactionBuilder(crea_instance=stm)
self.assertIn(o.crea.rpc.url, self.urls)
with self.assertRaises(RPCConnection):
o = TransactionBuilder()
o.crea.get_config()
def test_verifyAuthority(self):
stm = self.bts
stm.wallet.unlock("123")
tx = TransactionBuilder(use_condenser_api=True, crea_instance=stm)
tx.appendOps(
Transfer(
**{
"from": "crea",
"to": "crea1",
"amount": Amount("1.300 CBD", crea_instance=stm),
"memo": "Foobar"
}))
account = Account("crea", crea_instance=stm)
tx.appendSigner(account, "active")
self.assertTrue(len(tx.wifs) > 0)
tx.sign()
tx.verify_authority()
self.assertTrue(len(tx["signatures"]) > 0)
def test_transfer_1of1(self):
crea = self.bts
crea.nobroadcast = False
tx = TransactionBuilder(use_condenser_api=True, crea_instance=crea)
tx.appendOps(
Transfer(
**{
"from": 'crea',
"to": 'crea1',
"amount": Amount("0.01 CREA", crea_instance=crea),
"memo": '1 of 1 transaction'
}))
self.assertEqual(tx["operations"][0]["type"], "transfer_operation")
tx.appendWif(self.active_key)
tx.sign()
tx.sign()
self.assertEqual(len(tx['signatures']), 1)
tx.broadcast()
crea.nobroadcast = True
def test_Transfer_broadcast(self):
nodelist = NodeList()
stm = Crea(node=self.nodes,
keys=[self.active_key],
nobroadcast=True,
expiration=120,
num_retries=10)
tx = TransactionBuilder(use_condenser_api=True,
expiration=10,
crea_instance=stm)
tx.appendOps(
Transfer(
**{
"from": "crea",
"to": "crea1",
"amount": Amount("1 CREA", crea_instance=stm),
"memo": ""
}))
tx.appendSigner("crea", "active")
tx.sign()
tx.broadcast()
def test_appendSigner(self):
nodelist = NodeList()
stm = Crea(node=self.nodes,
keys=[self.active_key],
nobroadcast=True,
expiration=120,
num_retries=10)
tx = TransactionBuilder(use_condenser_api=True, crea_instance=stm)
tx.appendOps(
Transfer(
**{
"from": "crea",
"to": "crea1",
"amount": Amount("1 CREA", crea_instance=stm),
"memo": ""
}))
account = Account("crea", crea_instance=stm)
with self.assertRaises(AssertionError):
tx.appendSigner(account, "abcdefg")
tx.appendSigner(account, "active")
self.assertTrue(len(tx.wifs) > 0)
tx.sign()
self.assertTrue(len(tx["signatures"]) > 0)
def test_transfer_2of2_wallet(self):
# Send a 2 of 2 transaction from crea5 which needs crea4's cosign to send
# priv key of crea5 and crea4 are stored in the wallet
# appendSigner fetches both keys and signs automatically with both keys.
crea = self.bts
crea.nobroadcast = False
crea.wallet.unlock("123")
tx = TransactionBuilder(use_condenser_api=True, crea_instance=crea)
tx.appendOps(
Transfer(
**{
"from": 'crea5',
"to": 'crea1',
"amount": Amount("0.01 CREA", crea_instance=crea),
"memo": '2 of 2 serialized/deserialized transaction'
}))
tx.appendSigner("crea5", "active")
tx.sign()
self.assertEqual(len(tx['signatures']), 2)
tx.broadcast()
crea.nobroadcast = True
from crea.nodelist import NodeList
from creabase.transactions import getBlockParams
log = logging.getLogger(__name__)
logging.basicConfig(level=logging.INFO)
# example wif
wif = "5KQwrPbwdL6PhXujxW37FSSQZ1JiwsST4cqQzDeyXtP79zkvFD3"
if __name__ == "__main__":
stm_online = Crea()
ref_block_num, ref_block_prefix = getBlockParams(stm_online)
print("ref_block_num %d - ref_block_prefix %d" %
(ref_block_num, ref_block_prefix))
stm = Crea(offline=True)
op = operations.Transfer({
'from': 'creabot',
'to': 'holger80',
'amount': "0.001 CBD",
'memo': ""
})
tb = TransactionBuilder(crea_instance=stm)
tb.appendOps([op])
tb.appendWif(wif)
tb.constructTx(ref_block_num=ref_block_num,
ref_block_prefix=ref_block_prefix)
tx = tb.sign(reconstruct_tx=False)
print(tx.json())
def test_emptyTransaction(self):
stm = self.stm
tx = TransactionBuilder(crea_instance=stm)
self.assertTrue(tx.is_empty())
self.assertTrue(tx["ref_block_num"] is not None)
def test_TransactionConstructor(self):
stm = self.bts
opTransfer = Transfer(
**{
"from": "crea",
"to": "crea1",
"amount": Amount("1 CREA", crea_instance=stm),
"memo": ""
})
tx1 = TransactionBuilder(use_condenser_api=True, crea_instance=stm)
tx1.appendOps(opTransfer)
tx = TransactionBuilder(tx1, crea_instance=stm)
self.assertFalse(tx.is_empty())
self.assertTrue(len(tx.list_operations()) == 1)
self.assertTrue(repr(tx) is not None)
self.assertTrue(str(tx) is not None)
account = Account("crea", crea_instance=stm)
tx.appendSigner(account, "active")
self.assertTrue(len(tx.wifs) > 0)
tx.sign()
self.assertTrue(len(tx["signatures"]) > 0)
def test_verifyAuthorityException(self):
nodelist = NodeList()
stm = Crea(node=self.nodes,
keys=[self.posting_key],
nobroadcast=True,
expiration=120,
num_retries=10)
tx = TransactionBuilder(use_condenser_api=True, crea_instance=stm)
tx.appendOps(
Transfer(
**{
"from": "crea",
"to": "crea1",
"amount": Amount("1 CREA", crea_instance=stm),
"memo": ""
}))
account = Account("crea2", crea_instance=stm)
tx.appendSigner(account, "active")
tx.appendWif(self.posting_key)
self.assertTrue(len(tx.wifs) > 0)
tx.sign()
with self.assertRaises(exceptions.MissingRequiredActiveAuthority):
tx.verify_authority()
self.assertTrue(len(tx["signatures"]) > 0)
def test_appendWif(self):
nodelist = NodeList()
stm = Crea(node=self.nodes,
nobroadcast=True,
expiration=120,
num_retries=10)
tx = TransactionBuilder(use_condenser_api=True, crea_instance=stm)
tx.appendOps(
Transfer(
**{
"from": "crea",
"to": "crea1",
"amount": Amount("1 CREA", crea_instance=stm),
"memo": ""
}))
with self.assertRaises(MissingKeyError):
tx.sign()
with self.assertRaises(InvalidWifError):
tx.appendWif("abcdefg")
tx.appendWif(self.active_key)
tx.sign()
self.assertTrue(len(tx["signatures"]) > 0)
def test_transfer_2of2_wif(self):
nodelist = NodeList()
# Send a 2 of 2 transaction from elf which needs crea4's cosign to send
# funds but sign the transaction with elf's key and then serialize the transaction
# and deserialize the transaction. After that, sign with crea4's key.
crea = Crea(
node=self.nodes,
num_retries=10,
keys=[self.active_private_key_of_crea5],
expiration=360,
)
tx = TransactionBuilder(use_condenser_api=True, crea_instance=crea)
tx.appendOps(
Transfer(
**{
"from": 'crea5',
"to": 'crea',
"amount": Amount("0.01 CREA", crea_instance=crea),
"memo": '2 of 2 serialized/deserialized transaction'
}))
tx.appendSigner("crea5", "active")
tx.addSigningInformation("crea5", "active")
tx.sign()
tx.clearWifs()
self.assertEqual(len(tx['signatures']), 1)
tx_json = tx.json()
del crea
del tx
crea = Crea(
node=self.nodes,
num_retries=10,
keys=[self.active_private_key_of_crea4],
expiration=360,
)
new_tx = TransactionBuilder(tx=tx_json, crea_instance=crea)
new_tx.appendMissingSignatures()
new_tx.sign(reconstruct_tx=False)
self.assertEqual(len(new_tx['signatures']), 2)
new_tx.broadcast()
def test_transfer_2of2_offline(self):
# Send a 2 of 2 transaction from crea5 which needs crea4's cosign to send
# funds but sign the transaction with crea5's key and then serialize the transaction
# and deserialize the transaction. After that, sign with crea4's key.
crea = self.bts
crea.nobroadcast = False
crea.wallet.unlock("123")
# crea.wallet.removeAccount("crea4")
crea.wallet.removePrivateKeyFromPublicKey(
str(PublicKey(self.active_private_key_of_crea4, prefix=core_unit)))
tx = TransactionBuilder(use_condenser_api=True, crea_instance=crea)
tx.appendOps(
Transfer(
**{
"from": 'crea5',
"to": 'crea',
"amount": Amount("0.01 CREA", crea_instance=crea),
"memo": '2 of 2 serialized/deserialized transaction'
}))
tx.appendSigner("crea5", "active")
tx.addSigningInformation("crea5", "active")
tx.sign()
tx.clearWifs()
self.assertEqual(len(tx['signatures']), 1)
# crea.wallet.removeAccount("crea5")
crea.wallet.removePrivateKeyFromPublicKey(
str(PublicKey(self.active_private_key_of_crea5, prefix=core_unit)))
crea.wallet.addPrivateKey(self.active_private_key_of_crea4)
tx.appendMissingSignatures()
tx.sign(reconstruct_tx=False)
self.assertEqual(len(tx['signatures']), 2)
tx.broadcast()
crea.nobroadcast = True
crea.wallet.addPrivateKey(self.active_private_key_of_crea5)
def test_transfer_2of2_simple(self):
# Send a 2 of 2 transaction from elf which needs crea4's cosign to send funds
crea = self.bts
crea.nobroadcast = False
tx = TransactionBuilder(use_condenser_api=True, crea_instance=crea)
tx.appendOps(
Transfer(
**{
"from": 'crea5',
"to": 'crea1',
"amount": Amount("0.01 CREA", crea_instance=crea),
"memo": '2 of 2 simple transaction'
}))
tx.appendWif(self.active_private_key_of_crea5)
tx.sign()
tx.clearWifs()
tx.appendWif(self.active_private_key_of_crea4)
tx.sign(reconstruct_tx=False)
self.assertEqual(len(tx['signatures']), 2)
tx.broadcast()
crea.nobroadcast = True