965 lines
32 KiB
Python
965 lines
32 KiB
Python
from pytest import raises
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def test_input_serialization(ffill_uri, user_pub):
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from bigchaindb.common.transaction import Input
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from cryptoconditions import Fulfillment
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expected = {
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'owners_before': [user_pub],
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'fulfillment': ffill_uri,
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'fulfills': None,
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}
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input = Input(Fulfillment.from_uri(ffill_uri), [user_pub])
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assert input.to_dict() == expected
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def test_input_deserialization_with_uri(ffill_uri, user_pub):
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from bigchaindb.common.transaction import Input
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from cryptoconditions import Fulfillment
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expected = Input(Fulfillment.from_uri(ffill_uri), [user_pub])
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ffill = {
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'owners_before': [user_pub],
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'fulfillment': ffill_uri,
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'fulfills': None,
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}
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input = Input.from_dict(ffill)
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assert input == expected
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def test_input_deserialization_with_invalid_input(user_pub):
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from bigchaindb.common.transaction import Input
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ffill = {
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'owners_before': [user_pub],
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'fulfillment': None,
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'fulfills': None,
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}
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with raises(TypeError):
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Input.from_dict(ffill)
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def test_input_deserialization_with_invalid_fulfillment_uri(user_pub):
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from bigchaindb.common.exceptions import InvalidSignature
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from bigchaindb.common.transaction import Input
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ffill = {
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'owners_before': [user_pub],
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'fulfillment': 'an invalid fulfillment',
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'fulfills': None,
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}
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with raises(InvalidSignature):
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Input.from_dict(ffill)
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def test_input_deserialization_with_unsigned_fulfillment(ffill_uri, user_pub):
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from bigchaindb.common.transaction import Input
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from cryptoconditions import Fulfillment
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expected = Input(Fulfillment.from_uri(ffill_uri), [user_pub])
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ffill = {
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'owners_before': [user_pub],
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'fulfillment': Fulfillment.from_uri(ffill_uri),
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'fulfills': None,
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}
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input = Input.from_dict(ffill)
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assert input == expected
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def test_output_serialization(user_Ed25519, user_pub):
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from bigchaindb.common.transaction import Output
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expected = {
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'condition': {
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'uri': user_Ed25519.condition_uri,
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'details': user_Ed25519.to_dict(),
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},
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'public_keys': [user_pub],
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'amount': 1,
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}
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cond = Output(user_Ed25519, [user_pub], 1)
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assert cond.to_dict() == expected
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def test_output_deserialization(user_Ed25519, user_pub):
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from bigchaindb.common.transaction import Output
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expected = Output(user_Ed25519, [user_pub], 1)
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cond = {
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'condition': {
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'uri': user_Ed25519.condition_uri,
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'details': user_Ed25519.to_dict()
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},
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'public_keys': [user_pub],
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'amount': 1,
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}
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cond = Output.from_dict(cond)
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assert cond == expected
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def test_output_hashlock_serialization():
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from bigchaindb.common.transaction import Output
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from cryptoconditions import PreimageSha256Fulfillment
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secret = b'wow much secret'
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hashlock = PreimageSha256Fulfillment(preimage=secret).condition_uri
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expected = {
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'condition': {
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'uri': hashlock,
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},
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'public_keys': None,
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'amount': 1,
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}
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cond = Output(hashlock, amount=1)
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assert cond.to_dict() == expected
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def test_output_hashlock_deserialization():
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from bigchaindb.common.transaction import Output
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from cryptoconditions import PreimageSha256Fulfillment
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secret = b'wow much secret'
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hashlock = PreimageSha256Fulfillment(preimage=secret).condition_uri
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expected = Output(hashlock, amount=1)
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cond = {
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'condition': {
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'uri': hashlock
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},
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'public_keys': None,
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'amount': 1,
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}
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cond = Output.from_dict(cond)
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assert cond == expected
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def test_invalid_output_initialization(cond_uri, user_pub):
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from bigchaindb.common.transaction import Output
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from bigchaindb.common.exceptions import AmountError
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with raises(TypeError):
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Output(cond_uri, user_pub)
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with raises(TypeError):
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Output(cond_uri, [user_pub], 'amount')
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with raises(AmountError):
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Output(cond_uri, [user_pub], 0)
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def test_generate_output_split_half_recursive(user_pub, user2_pub,
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user3_pub):
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from bigchaindb.common.transaction import Output
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from cryptoconditions import Ed25519Fulfillment, ThresholdSha256Fulfillment
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expected_simple1 = Ed25519Fulfillment(public_key=user_pub)
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expected_simple2 = Ed25519Fulfillment(public_key=user2_pub)
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expected_simple3 = Ed25519Fulfillment(public_key=user3_pub)
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expected = ThresholdSha256Fulfillment(threshold=2)
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expected.add_subfulfillment(expected_simple1)
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expected_threshold = ThresholdSha256Fulfillment(threshold=2)
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expected_threshold.add_subfulfillment(expected_simple2)
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expected_threshold.add_subfulfillment(expected_simple3)
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expected.add_subfulfillment(expected_threshold)
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cond = Output.generate([user_pub, [user2_pub, expected_simple3]], 1)
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assert cond.fulfillment.to_dict() == expected.to_dict()
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def test_generate_outputs_split_half_single_owner(user_pub, user2_pub,
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user3_pub):
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from bigchaindb.common.transaction import Output
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from cryptoconditions import Ed25519Fulfillment, ThresholdSha256Fulfillment
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expected_simple1 = Ed25519Fulfillment(public_key=user_pub)
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expected_simple2 = Ed25519Fulfillment(public_key=user2_pub)
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expected_simple3 = Ed25519Fulfillment(public_key=user3_pub)
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expected = ThresholdSha256Fulfillment(threshold=2)
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expected_threshold = ThresholdSha256Fulfillment(threshold=2)
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expected_threshold.add_subfulfillment(expected_simple2)
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expected_threshold.add_subfulfillment(expected_simple3)
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expected.add_subfulfillment(expected_threshold)
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expected.add_subfulfillment(expected_simple1)
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cond = Output.generate([[expected_simple2, user3_pub], user_pub], 1)
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assert cond.fulfillment.to_dict() == expected.to_dict()
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def test_generate_outputs_flat_ownage(user_pub, user2_pub, user3_pub):
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from bigchaindb.common.transaction import Output
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from cryptoconditions import Ed25519Fulfillment, ThresholdSha256Fulfillment
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expected_simple1 = Ed25519Fulfillment(public_key=user_pub)
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expected_simple2 = Ed25519Fulfillment(public_key=user2_pub)
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expected_simple3 = Ed25519Fulfillment(public_key=user3_pub)
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expected = ThresholdSha256Fulfillment(threshold=3)
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expected.add_subfulfillment(expected_simple1)
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expected.add_subfulfillment(expected_simple2)
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expected.add_subfulfillment(expected_simple3)
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cond = Output.generate([user_pub, user2_pub, expected_simple3], 1)
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assert cond.fulfillment.to_dict() == expected.to_dict()
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def test_generate_output_single_owner(user_pub):
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from bigchaindb.common.transaction import Output
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from cryptoconditions import Ed25519Fulfillment
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expected = Ed25519Fulfillment(public_key=user_pub)
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cond = Output.generate([user_pub], 1)
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assert cond.fulfillment.to_dict() == expected.to_dict()
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def test_generate_output_single_owner_with_output(user_pub):
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from bigchaindb.common.transaction import Output
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from cryptoconditions import Ed25519Fulfillment
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expected = Ed25519Fulfillment(public_key=user_pub)
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cond = Output.generate([expected], 1)
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assert cond.fulfillment.to_dict() == expected.to_dict()
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def test_generate_output_invalid_parameters(user_pub, user2_pub,
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user3_pub):
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from bigchaindb.common.transaction import Output
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with raises(ValueError):
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Output.generate([], 1)
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with raises(TypeError):
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Output.generate('not a list', 1)
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with raises(ValueError):
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Output.generate([[user_pub, [user2_pub, [user3_pub]]]], 1)
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with raises(ValueError):
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Output.generate([[user_pub]], 1)
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def test_invalid_transaction_initialization(asset_definition):
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from bigchaindb.common.transaction import Transaction
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with raises(ValueError):
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Transaction(operation='invalid operation', asset=asset_definition)
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with raises(TypeError):
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Transaction(operation='CREATE', asset='invalid asset')
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with raises(TypeError):
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Transaction(operation='TRANSFER', asset={})
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with raises(TypeError):
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Transaction(
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operation='CREATE',
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asset=asset_definition,
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outputs='invalid outputs'
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)
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with raises(TypeError):
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Transaction(
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operation='CREATE',
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asset=asset_definition,
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outputs=[],
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inputs='invalid inputs'
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)
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with raises(TypeError):
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Transaction(
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operation='CREATE',
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asset=asset_definition,
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outputs=[],
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inputs=[],
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metadata='invalid metadata'
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)
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def test_create_default_asset_on_tx_initialization(asset_definition):
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from bigchaindb.common.transaction import Transaction
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expected = {'data': None}
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tx = Transaction(Transaction.CREATE, asset=expected)
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asset = tx.asset
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assert asset == expected
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def test_transaction_serialization(user_input, user_output, data):
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from bigchaindb.common.transaction import Transaction
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from .utils import validate_transaction_model
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tx_id = 'l0l'
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expected = {
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'id': tx_id,
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'version': Transaction.VERSION,
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# NOTE: This test assumes that Inputs and Outputs can
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# successfully be serialized
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'inputs': [user_input.to_dict()],
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'outputs': [user_output.to_dict()],
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'operation': Transaction.CREATE,
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'metadata': None,
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'asset': {
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'data': data,
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}
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}
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tx = Transaction(Transaction.CREATE, {'data': data}, [user_input],
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[user_output])
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tx_dict = tx.to_dict()
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tx_dict['id'] = tx_id
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assert tx_dict == expected
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def test_transaction_deserialization(user_input, user_output, data):
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from bigchaindb.common.transaction import Transaction
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from .utils import validate_transaction_model
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expected_asset = {'data': data}
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expected = Transaction(Transaction.CREATE, expected_asset, [user_input],
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[user_output], None, Transaction.VERSION)
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tx = {
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'version': Transaction.VERSION,
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# NOTE: This test assumes that Inputs and Outputs can
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# successfully be serialized
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'inputs': [user_input.to_dict()],
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'outputs': [user_output.to_dict()],
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'operation': Transaction.CREATE,
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'metadata': None,
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'asset': {
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'data': data,
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}
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}
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tx_no_signatures = Transaction._remove_signatures(tx)
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tx['id'] = Transaction._to_hash(Transaction._to_str(tx_no_signatures))
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tx = Transaction.from_dict(tx)
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assert tx == expected
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validate_transaction_model(tx)
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def test_tx_serialization_with_incorrect_hash(utx):
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from bigchaindb.common.transaction import Transaction
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from bigchaindb.common.exceptions import InvalidHash
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utx_dict = utx.to_dict()
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utx_dict['id'] = 'a' * 64
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with raises(InvalidHash):
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Transaction.from_dict(utx_dict)
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utx_dict.pop('id')
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def test_invalid_input_initialization(user_input, user_pub):
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from bigchaindb.common.transaction import Input
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with raises(TypeError):
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Input(user_input, user_pub)
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with raises(TypeError):
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Input(user_input, tx_input='somethingthatiswrong')
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def test_transaction_link_serialization():
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from bigchaindb.common.transaction import TransactionLink
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tx_id = 'a transaction id'
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expected = {
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'txid': tx_id,
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'output': 0,
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}
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tx_link = TransactionLink(tx_id, 0)
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assert tx_link.to_dict() == expected
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def test_transaction_link_serialization_with_empty_payload():
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from bigchaindb.common.transaction import TransactionLink
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expected = None
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tx_link = TransactionLink()
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assert tx_link.to_dict() == expected
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def test_transaction_link_deserialization():
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from bigchaindb.common.transaction import TransactionLink
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tx_id = 'a transaction id'
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expected = TransactionLink(tx_id, 0)
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tx_link = {
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'txid': tx_id,
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'output': 0,
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}
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tx_link = TransactionLink.from_dict(tx_link)
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assert tx_link == expected
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def test_transaction_link_deserialization_with_empty_payload():
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from bigchaindb.common.transaction import TransactionLink
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expected = TransactionLink()
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tx_link = TransactionLink.from_dict(None)
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assert tx_link == expected
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def test_transaction_link_empty_to_uri():
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from bigchaindb.common.transaction import TransactionLink
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expected = None
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tx_link = TransactionLink().to_uri()
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assert expected == tx_link
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def test_transaction_link_to_uri():
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from bigchaindb.common.transaction import TransactionLink
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expected = 'path/transactions/abc/outputs/0'
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tx_link = TransactionLink('abc', 0).to_uri('path')
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assert expected == tx_link
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def test_cast_transaction_link_to_boolean():
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from bigchaindb.common.transaction import TransactionLink
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assert bool(TransactionLink()) is False
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assert bool(TransactionLink('a', None)) is False
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assert bool(TransactionLink(None, 'b')) is False
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assert bool(TransactionLink('a', 'b')) is True
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assert bool(TransactionLink(False, False)) is True
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def test_add_input_to_tx(user_input, asset_definition):
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from bigchaindb.common.transaction import Transaction
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tx = Transaction(Transaction.CREATE, asset_definition, [], [])
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tx.add_input(user_input)
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assert len(tx.inputs) == 1
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def test_add_input_to_tx_with_invalid_parameters(asset_definition):
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from bigchaindb.common.transaction import Transaction
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tx = Transaction(Transaction.CREATE, asset_definition)
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with raises(TypeError):
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tx.add_input('somewronginput')
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def test_add_output_to_tx(user_output, asset_definition):
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from bigchaindb.common.transaction import Transaction
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from .utils import validate_transaction_model
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tx = Transaction(Transaction.CREATE, asset_definition)
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tx.add_output(user_output)
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assert len(tx.outputs) == 1
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validate_transaction_model(tx)
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def test_add_output_to_tx_with_invalid_parameters(asset_definition):
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from bigchaindb.common.transaction import Transaction
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tx = Transaction(Transaction.CREATE, asset_definition, [], [])
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with raises(TypeError):
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tx.add_output('somewronginput')
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def test_sign_with_invalid_parameters(utx, user_priv):
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with raises(TypeError):
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utx.sign(None)
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with raises(TypeError):
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utx.sign(user_priv)
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def test_validate_tx_simple_create_signature(user_input, user_output, user_priv,
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asset_definition):
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from copy import deepcopy
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from bigchaindb.common.crypto import PrivateKey
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from bigchaindb.common.transaction import Transaction
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from .utils import validate_transaction_model
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tx = Transaction(Transaction.CREATE, asset_definition, [user_input], [user_output])
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expected = deepcopy(user_output)
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expected.fulfillment.sign(str(tx).encode(), PrivateKey(user_priv))
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tx.sign([user_priv])
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assert tx.inputs[0].to_dict()['fulfillment'] == \
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expected.fulfillment.serialize_uri()
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assert tx.inputs_valid() is True
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validate_transaction_model(tx)
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def test_invoke_simple_signature_fulfillment_with_invalid_params(utx,
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user_input):
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from bigchaindb.common.exceptions import KeypairMismatchException
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with raises(KeypairMismatchException):
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invalid_key_pair = {'wrong_pub_key': 'wrong_priv_key'}
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utx._sign_simple_signature_fulfillment(user_input,
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0,
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'somemessage',
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invalid_key_pair)
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def test_sign_threshold_with_invalid_params(utx, user_user2_threshold_input,
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user3_pub, user3_priv):
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from bigchaindb.common.exceptions import KeypairMismatchException
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with raises(KeypairMismatchException):
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utx._sign_threshold_signature_fulfillment(user_user2_threshold_input,
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0,
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'somemessage',
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{user3_pub: user3_priv})
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with raises(KeypairMismatchException):
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user_user2_threshold_input.owners_before = ['somewrongvalue']
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utx._sign_threshold_signature_fulfillment(user_user2_threshold_input,
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0,
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'somemessage',
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None)
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def test_validate_input_with_invalid_parameters(utx):
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from bigchaindb.common.transaction import Transaction
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input_conditions = [out.fulfillment.condition_uri for out in utx.outputs]
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tx_dict = utx.to_dict()
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tx_dict = Transaction._remove_signatures(tx_dict)
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tx_serialized = Transaction._to_str(tx_dict)
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valid = utx._input_valid(utx.inputs[0], tx_serialized, input_conditions)
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assert not valid
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|
|
|
|
def test_validate_multiple_inputs(user_input, user_output, user_priv,
|
|
asset_definition):
|
|
from copy import deepcopy
|
|
|
|
from bigchaindb.common.crypto import PrivateKey
|
|
from bigchaindb.common.transaction import Transaction
|
|
from .utils import validate_transaction_model
|
|
|
|
tx = Transaction(Transaction.CREATE, asset_definition,
|
|
[user_input, deepcopy(user_input)],
|
|
[user_output, deepcopy(user_output)])
|
|
|
|
expected_first = deepcopy(tx)
|
|
expected_second = deepcopy(tx)
|
|
expected_first.inputs = [expected_first.inputs[0]]
|
|
expected_second.inputs = [expected_second.inputs[1]]
|
|
|
|
expected_first_bytes = str(expected_first).encode()
|
|
expected_first.inputs[0].fulfillment.sign(expected_first_bytes,
|
|
PrivateKey(user_priv))
|
|
expected_second_bytes = str(expected_second).encode()
|
|
expected_second.inputs[0].fulfillment.sign(expected_second_bytes,
|
|
PrivateKey(user_priv))
|
|
tx.sign([user_priv])
|
|
|
|
assert tx.inputs[0].to_dict()['fulfillment'] == \
|
|
expected_first.inputs[0].fulfillment.serialize_uri()
|
|
assert tx.inputs[1].to_dict()['fulfillment'] == \
|
|
expected_second.inputs[0].fulfillment.serialize_uri()
|
|
assert tx.inputs_valid() is True
|
|
|
|
validate_transaction_model(tx)
|
|
|
|
|
|
def test_validate_tx_threshold_create_signature(user_user2_threshold_input,
|
|
user_user2_threshold_output,
|
|
user_pub,
|
|
user2_pub,
|
|
user_priv,
|
|
user2_priv,
|
|
asset_definition):
|
|
from copy import deepcopy
|
|
|
|
from bigchaindb.common.crypto import PrivateKey
|
|
from bigchaindb.common.transaction import Transaction
|
|
from .utils import validate_transaction_model
|
|
|
|
tx = Transaction(Transaction.CREATE, asset_definition,
|
|
[user_user2_threshold_input],
|
|
[user_user2_threshold_output])
|
|
expected = deepcopy(user_user2_threshold_output)
|
|
expected.fulfillment.subconditions[0]['body'].sign(str(tx).encode(),
|
|
PrivateKey(user_priv))
|
|
expected.fulfillment.subconditions[1]['body'].sign(str(tx).encode(),
|
|
PrivateKey(user2_priv))
|
|
tx.sign([user_priv, user2_priv])
|
|
|
|
assert tx.inputs[0].to_dict()['fulfillment'] == \
|
|
expected.fulfillment.serialize_uri()
|
|
assert tx.inputs_valid() is True
|
|
|
|
validate_transaction_model(tx)
|
|
|
|
|
|
def test_multiple_input_validation_of_transfer_tx(user_input, user_output,
|
|
user_priv, user2_pub,
|
|
user2_priv, user3_pub,
|
|
user3_priv,
|
|
asset_definition):
|
|
from copy import deepcopy
|
|
from bigchaindb.common.transaction import (Transaction, TransactionLink,
|
|
Input, Output)
|
|
from cryptoconditions import Ed25519Fulfillment
|
|
from .utils import validate_transaction_model
|
|
|
|
tx = Transaction(Transaction.CREATE, asset_definition,
|
|
[user_input, deepcopy(user_input)],
|
|
[user_output, deepcopy(user_output)])
|
|
tx.sign([user_priv])
|
|
|
|
inputs = [Input(cond.fulfillment, cond.public_keys,
|
|
TransactionLink(tx.id, index))
|
|
for index, cond in enumerate(tx.outputs)]
|
|
outputs = [Output(Ed25519Fulfillment(public_key=user3_pub), [user3_pub]),
|
|
Output(Ed25519Fulfillment(public_key=user3_pub), [user3_pub])]
|
|
transfer_tx = Transaction('TRANSFER', {'id': tx.id}, inputs, outputs)
|
|
transfer_tx = transfer_tx.sign([user_priv])
|
|
|
|
assert transfer_tx.inputs_valid(tx.outputs) is True
|
|
|
|
validate_transaction_model(tx)
|
|
|
|
|
|
def test_validate_inputs_of_transfer_tx_with_invalid_params(
|
|
transfer_tx, cond_uri, utx, user2_pub, user_priv):
|
|
from bigchaindb.common.transaction import Output
|
|
from cryptoconditions import Ed25519Fulfillment
|
|
|
|
invalid_out = Output(Ed25519Fulfillment.from_uri('cf:0:'), ['invalid'])
|
|
assert transfer_tx.inputs_valid([invalid_out]) is False
|
|
invalid_out = utx.outputs[0]
|
|
invalid_out.public_key = 'invalid'
|
|
assert transfer_tx.inputs_valid([invalid_out]) is True
|
|
|
|
with raises(TypeError):
|
|
assert transfer_tx.inputs_valid(None) is False
|
|
with raises(AttributeError):
|
|
transfer_tx.inputs_valid('not a list')
|
|
with raises(ValueError):
|
|
transfer_tx.inputs_valid([])
|
|
with raises(TypeError):
|
|
transfer_tx.operation = "Operation that doesn't exist"
|
|
transfer_tx.inputs_valid([utx.outputs[0]])
|
|
|
|
|
|
def test_create_create_transaction_single_io(user_output, user_pub, data):
|
|
from bigchaindb.common.transaction import Transaction
|
|
from .utils import validate_transaction_model
|
|
|
|
expected = {
|
|
'outputs': [user_output.to_dict()],
|
|
'metadata': data,
|
|
'asset': {
|
|
'data': data,
|
|
},
|
|
'inputs': [
|
|
{
|
|
'owners_before': [
|
|
user_pub
|
|
],
|
|
'fulfillment': None,
|
|
'fulfills': None
|
|
}
|
|
],
|
|
'operation': 'CREATE',
|
|
'version': 1,
|
|
}
|
|
|
|
tx = Transaction.create([user_pub], [([user_pub], 1)], metadata=data,
|
|
asset=data)
|
|
tx_dict = tx.to_dict()
|
|
tx_dict['inputs'][0]['fulfillment'] = None
|
|
tx_dict.pop('id')
|
|
|
|
assert tx_dict == expected
|
|
|
|
validate_transaction_model(tx)
|
|
|
|
|
|
def test_validate_single_io_create_transaction(user_pub, user_priv, data,
|
|
asset_definition):
|
|
from bigchaindb.common.transaction import Transaction
|
|
|
|
tx = Transaction.create([user_pub], [([user_pub], 1)], metadata=data)
|
|
tx = tx.sign([user_priv])
|
|
assert tx.inputs_valid() is True
|
|
|
|
|
|
def test_create_create_transaction_multiple_io(user_output, user2_output, user_pub,
|
|
user2_pub, asset_definition):
|
|
from bigchaindb.common.transaction import Transaction, Input
|
|
|
|
# a fulfillment for a create transaction with multiple `owners_before`
|
|
# is a fulfillment for an implicit threshold condition with
|
|
# weight = len(owners_before)
|
|
input = Input.generate([user_pub, user2_pub]).to_dict()
|
|
expected = {
|
|
'outputs': [user_output.to_dict(), user2_output.to_dict()],
|
|
'metadata': {
|
|
'message': 'hello'
|
|
},
|
|
'inputs': [input],
|
|
'operation': 'CREATE',
|
|
'version': 1
|
|
}
|
|
tx = Transaction.create([user_pub, user2_pub],
|
|
[([user_pub], 1), ([user2_pub], 1)],
|
|
metadata={'message': 'hello'}).to_dict()
|
|
tx.pop('id')
|
|
tx.pop('asset')
|
|
|
|
assert tx == expected
|
|
|
|
|
|
def test_validate_multiple_io_create_transaction(user_pub, user_priv,
|
|
user2_pub, user2_priv,
|
|
asset_definition):
|
|
from bigchaindb.common.transaction import Transaction
|
|
from .utils import validate_transaction_model
|
|
|
|
tx = Transaction.create([user_pub, user2_pub],
|
|
[([user_pub], 1), ([user2_pub], 1)],
|
|
metadata={'message': 'hello'})
|
|
tx = tx.sign([user_priv, user2_priv])
|
|
assert tx.inputs_valid() is True
|
|
|
|
validate_transaction_model(tx)
|
|
|
|
|
|
def test_create_create_transaction_threshold(user_pub, user2_pub, user3_pub,
|
|
user_user2_threshold_output,
|
|
user_user2_threshold_input, data):
|
|
from bigchaindb.common.transaction import Transaction
|
|
|
|
expected = {
|
|
'outputs': [user_user2_threshold_output.to_dict()],
|
|
'metadata': data,
|
|
'asset': {
|
|
'data': data,
|
|
},
|
|
'inputs': [
|
|
{
|
|
'owners_before': [
|
|
user_pub,
|
|
],
|
|
'fulfillment': None,
|
|
'fulfills': None,
|
|
},
|
|
],
|
|
'operation': 'CREATE',
|
|
'version': 1
|
|
}
|
|
tx = Transaction.create([user_pub], [([user_pub, user2_pub], 1)],
|
|
metadata=data, asset=data)
|
|
tx_dict = tx.to_dict()
|
|
tx_dict.pop('id')
|
|
tx_dict['inputs'][0]['fulfillment'] = None
|
|
|
|
assert tx_dict == expected
|
|
|
|
|
|
def test_validate_threshold_create_transaction(user_pub, user_priv, user2_pub,
|
|
data, asset_definition):
|
|
from bigchaindb.common.transaction import Transaction
|
|
from .utils import validate_transaction_model
|
|
|
|
tx = Transaction.create([user_pub], [([user_pub, user2_pub], 1)],
|
|
metadata=data)
|
|
tx = tx.sign([user_priv])
|
|
assert tx.inputs_valid() is True
|
|
|
|
validate_transaction_model(tx)
|
|
|
|
|
|
def test_create_create_transaction_with_invalid_parameters(user_pub):
|
|
from bigchaindb.common.transaction import Transaction
|
|
|
|
with raises(TypeError):
|
|
Transaction.create('not a list')
|
|
with raises(TypeError):
|
|
Transaction.create([], 'not a list')
|
|
with raises(ValueError):
|
|
Transaction.create([], [user_pub])
|
|
with raises(ValueError):
|
|
Transaction.create([user_pub], [])
|
|
with raises(ValueError):
|
|
Transaction.create([user_pub], [user_pub])
|
|
with raises(ValueError):
|
|
Transaction.create([user_pub], [([user_pub],)])
|
|
with raises(TypeError):
|
|
Transaction.create([user_pub], [([user_pub], 1)],
|
|
metadata='not a dict or none')
|
|
with raises(TypeError):
|
|
Transaction.create([user_pub],
|
|
[([user_pub], 1)],
|
|
asset='not a dict or none')
|
|
|
|
|
|
def test_outputs_to_inputs(tx):
|
|
inputs = tx.to_inputs([0])
|
|
assert len(inputs) == 1
|
|
input = inputs.pop()
|
|
assert input.owners_before == tx.outputs[0].public_keys
|
|
assert input.fulfillment == tx.outputs[0].fulfillment
|
|
assert input.fulfills.txid == tx.id
|
|
assert input.fulfills.output == 0
|
|
|
|
|
|
def test_create_transfer_transaction_single_io(tx, user_pub, user2_pub,
|
|
user2_output, user_priv):
|
|
from copy import deepcopy
|
|
from bigchaindb.common.crypto import PrivateKey
|
|
from bigchaindb.common.transaction import Transaction
|
|
from bigchaindb.common.utils import serialize
|
|
from .utils import validate_transaction_model
|
|
|
|
expected = {
|
|
'outputs': [user2_output.to_dict()],
|
|
'metadata': None,
|
|
'asset': {
|
|
'id': tx.id,
|
|
},
|
|
'inputs': [
|
|
{
|
|
'owners_before': [
|
|
user_pub
|
|
],
|
|
'fulfillment': None,
|
|
'fulfills': {
|
|
'txid': tx.id,
|
|
'output': 0
|
|
}
|
|
}
|
|
],
|
|
'operation': 'TRANSFER',
|
|
'version': 1
|
|
}
|
|
inputs = tx.to_inputs([0])
|
|
transfer_tx = Transaction.transfer(inputs, [([user2_pub], 1)],
|
|
asset_id=tx.id)
|
|
transfer_tx = transfer_tx.sign([user_priv])
|
|
transfer_tx = transfer_tx.to_dict()
|
|
|
|
expected_input = deepcopy(inputs[0])
|
|
expected['id'] = transfer_tx['id']
|
|
expected_input.fulfillment.sign(serialize(expected).encode(),
|
|
PrivateKey(user_priv))
|
|
expected_ffill = expected_input.fulfillment.serialize_uri()
|
|
transfer_ffill = transfer_tx['inputs'][0]['fulfillment']
|
|
|
|
assert transfer_ffill == expected_ffill
|
|
|
|
transfer_tx = Transaction.from_dict(transfer_tx)
|
|
assert transfer_tx.inputs_valid([tx.outputs[0]]) is True
|
|
|
|
validate_transaction_model(transfer_tx)
|
|
|
|
|
|
def test_create_transfer_transaction_multiple_io(user_pub, user_priv,
|
|
user2_pub, user2_priv,
|
|
user3_pub, user2_output,
|
|
asset_definition):
|
|
from bigchaindb.common.transaction import Transaction
|
|
|
|
tx = Transaction.create([user_pub], [([user_pub], 1), ([user2_pub], 1)],
|
|
metadata={'message': 'hello'})
|
|
tx = tx.sign([user_priv])
|
|
|
|
expected = {
|
|
'outputs': [user2_output.to_dict(), user2_output.to_dict()],
|
|
'metadata': None,
|
|
'inputs': [
|
|
{
|
|
'owners_before': [
|
|
user_pub
|
|
],
|
|
'fulfillment': None,
|
|
'fulfills': {
|
|
'txid': tx.id,
|
|
'output': 0
|
|
}
|
|
}, {
|
|
'owners_before': [
|
|
user2_pub
|
|
],
|
|
'fulfillment': None,
|
|
'fulfills': {
|
|
'txid': tx.id,
|
|
'output': 1
|
|
}
|
|
}
|
|
],
|
|
'operation': 'TRANSFER',
|
|
'version': 1
|
|
}
|
|
|
|
transfer_tx = Transaction.transfer(tx.to_inputs(),
|
|
[([user2_pub], 1), ([user2_pub], 1)],
|
|
asset_id=tx.id)
|
|
transfer_tx = transfer_tx.sign([user_priv, user2_priv])
|
|
|
|
assert len(transfer_tx.inputs) == 2
|
|
assert len(transfer_tx.outputs) == 2
|
|
|
|
assert transfer_tx.inputs_valid(tx.outputs) is True
|
|
|
|
transfer_tx = transfer_tx.to_dict()
|
|
transfer_tx['inputs'][0]['fulfillment'] = None
|
|
transfer_tx['inputs'][1]['fulfillment'] = None
|
|
transfer_tx.pop('asset')
|
|
transfer_tx.pop('id')
|
|
|
|
assert expected == transfer_tx
|
|
|
|
|
|
def test_create_transfer_with_invalid_parameters(tx, user_pub):
|
|
from bigchaindb.common.transaction import Transaction
|
|
|
|
with raises(TypeError):
|
|
Transaction.transfer({}, [], tx.id)
|
|
with raises(ValueError):
|
|
Transaction.transfer([], [], tx.id)
|
|
with raises(TypeError):
|
|
Transaction.transfer(['fulfillment'], {}, tx.id)
|
|
with raises(ValueError):
|
|
Transaction.transfer(['fulfillment'], [], tx.id)
|
|
with raises(ValueError):
|
|
Transaction.transfer(['fulfillment'], [user_pub], tx.id)
|
|
with raises(ValueError):
|
|
Transaction.transfer(['fulfillment'], [([user_pub],)], tx.id)
|
|
with raises(TypeError):
|
|
Transaction.transfer(['fulfillment'], [([user_pub], 1)],
|
|
tx.id, metadata='not a dict or none')
|
|
with raises(TypeError):
|
|
Transaction.transfer(['fulfillment'], [([user_pub], 1)],
|
|
['not a string'])
|
|
|
|
|
|
def test_cant_add_empty_output():
|
|
from bigchaindb.common.transaction import Transaction
|
|
tx = Transaction(Transaction.CREATE, None)
|
|
|
|
with raises(TypeError):
|
|
tx.add_output(None)
|
|
|
|
|
|
def test_cant_add_empty_input():
|
|
from bigchaindb.common.transaction import Transaction
|
|
tx = Transaction(Transaction.CREATE, None)
|
|
|
|
with raises(TypeError):
|
|
tx.add_input(None)
|