def test_generate_output_invalid_parameters(user_pub, user2_pub, user3_pub):
from bigchaindb.common.transaction import Output
from bigchaindb.common.exceptions import AmountError
with raises(ValueError):
Output.generate([], 1)
with raises(TypeError):
Output.generate('not a list', 1)
with raises(ValueError):
Output.generate([[user_pub, [user2_pub, [user3_pub]]]], 1)
with raises(ValueError):
Output.generate([[user_pub]], 1)
with raises(AmountError):
Output.generate([[user_pub]], -1)
def test_generate_output_single_owner_with_output(user_pub):
from bigchaindb.common.transaction import Output
from cryptoconditions import Ed25519Sha256
expected = Ed25519Sha256(public_key=b58decode(user_pub))
cond = Output.generate([expected], 1)
assert cond.fulfillment.to_dict() == expected.to_dict()
def generate_output(amount, owner_after):
"""
Generate cryptooutputs from keys.
Generates a Ed25119 output from a OWNER_AFTER or a ThresholdSha256
Output from more than one OWNER_AFTER.
"""
output = Output.generate(list(owner_after), amount=amount)
click.echo(json.dumps(output.to_dict()))
def test_generate_outputs_flat_ownage(user_pub, user2_pub, user3_pub):
from bigchaindb.common.transaction import Output
from cryptoconditions import Ed25519Sha256, ThresholdSha256
expected_simple1 = Ed25519Sha256(public_key=b58decode(user_pub))
expected_simple2 = Ed25519Sha256(public_key=b58decode(user2_pub))
expected_simple3 = Ed25519Sha256(public_key=b58decode(user3_pub))
expected = ThresholdSha256(threshold=3)
expected.add_subfulfillment(expected_simple1)
expected.add_subfulfillment(expected_simple2)
expected.add_subfulfillment(expected_simple3)
cond = Output.generate([user_pub, user2_pub, expected_simple3], 1)
assert cond.fulfillment.to_dict() == expected.to_dict()
