def execute(self,
sender,
query,
query_fee=defaults.ORACLE_QUERY_FEE,
query_ttl_type=defaults.ORACLE_TTL_TYPE,
query_ttl_value=defaults.ORACLE_QUERY_TTL_VALUE,
response_ttl_type=defaults.ORACLE_TTL_TYPE,
response_ttl_value=defaults.ORACLE_RESPONSE_TTL_VALUE,
fee=defaults.FEE,
tx_ttl=defaults.TX_TTL):
"""
Execute a query to the oracle
"""
if self.oracle_id is None:
raise ValueError(
"Oracle id must be provided before executing a query")
# get the transaction builder
txb = self.client.tx_builder
# get the account nonce and ttl
nonce, ttl = self.client._get_nonce_ttl(sender.get_address(), tx_ttl)
# create spend_tx
tx = txb.tx_oracle_query(self.oracle_id, sender.get_address(), query,
query_fee, query_ttl_type, query_ttl_value,
response_ttl_type, response_ttl_value, fee,
ttl, nonce)
# sign the transaction
tx_signed = self.client.sign_transaction(sender, tx.tx)
# post the transaction to the chain
self.client.broadcast_transaction(tx_signed.tx, tx_signed.hash)
# save the query id
self.id = hashing.oracle_query_id(sender.get_address(), nonce,
self.oracle_id)
# return the transaction
return tx_signed
def test_hashing_oracle_query_id():
# TODO: add more scenarios
# sender_id, nonce, oracle_id -> query_id, match
tt = [
('ak_2ZjpYpJbzq8xbzjgPuEpdq9ahZE7iJRcAYC1weq3xdrNbzRiP4', 1, 'ok_2iqfJjbhGgJFRezjX6Q6DrvokkTM5niGEHBEJZ7uAG5fSGJAw1',
'oq_2YvZnoohcSvbQCsPKSMxc98i5HZ1sU5mR6xwJUZC3SvkuSynMj', True),
]
for t in tt:
assert (hashing.oracle_query_id(t[0], t[1], t[2]) == t[3]) == t[4]