def test_condition_serialization(user_Ed25519, user_pub):
from bigchaindb_common.transaction import Condition
expected = {
'condition': {
'uri': user_Ed25519.condition_uri,
'details': user_Ed25519.to_dict(),
},
'owners_after': [user_pub],
'amount': 1,
}
cond = Condition(user_Ed25519, [user_pub], 1)
assert cond.to_dict() == expected
def test_condition_hashlock_serialization():
from bigchaindb_common.transaction import Condition
from cryptoconditions import PreimageSha256Fulfillment
secret = b'wow much secret'
hashlock = PreimageSha256Fulfillment(preimage=secret).condition_uri
expected = {
'condition': {
'uri': hashlock,
},
'owners_after': None,
'amount': 1,
}
cond = Condition(hashlock, amount=1)
assert cond.to_dict() == expected
def test_create_create_transaction_hashlock(user_pub, data, data_id):
from cryptoconditions import PreimageSha256Fulfillment
from bigchaindb_common.transaction import Transaction, Condition, Asset
secret = b'much secret, wow'
hashlock = PreimageSha256Fulfillment(preimage=secret).condition_uri
cond = Condition(hashlock)
expected = {
'transaction': {
'conditions': [cond.to_dict(0)],
'metadata': {
'data': data,
},
'asset': {
'id': data_id,
'divisible': False,
'updatable': False,
'refillable': False,
'data': data,
},
'fulfillments': [
{
'owners_before': [
user_pub,
],
'fid': 0,
'fulfillment': None,
'input': None
},
],
'operation': 'CREATE',
},
'version': 1
}
asset = Asset(data, data_id)
tx = Transaction.create([user_pub], [], data, asset, secret).to_dict()
tx.pop('id')
tx['transaction']['metadata'].pop('id')
tx['transaction'].pop('timestamp')
tx['transaction']['fulfillments'][0]['fulfillment'] = None
assert tx == expected