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bd1cdf44e4
* adjusted to neweest transaction package * adjusted to new planetmint-cryptoconditions imports * added Changelog and increased version Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>
490 lines
20 KiB
Python
490 lines
20 KiB
Python
# Copyright © 2020 Interplanetary Database Association e.V.,
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# Planetmint and IPDB software contributors.
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# SPDX-License-Identifier: (Apache-2.0 AND CC-BY-4.0)
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# Code is Apache-2.0 and docs are CC-BY-4.0
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import warnings
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import random
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import pytest
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from unittest.mock import patch
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from transactions.types.assets.create import Create
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from transactions.types.assets.transfer import Transfer
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from ipld import marshal, multihash
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from base58 import b58decode
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pytestmark = pytest.mark.bdb
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class TestBigchainApi(object):
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def test_get_spent_with_double_spend_detected(self, b, alice):
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from transactions.common.exceptions import DoubleSpend
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from planetmint.exceptions import CriticalDoubleSpend
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tx = Create.generate([alice.public_key], [([alice.public_key], 1)])
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tx = tx.sign([alice.private_key])
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b.store_bulk_transactions([tx])
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transfer_tx = Transfer.generate(tx.to_inputs(), [([alice.public_key], 1)], asset_ids=[tx.id])
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transfer_tx = transfer_tx.sign([alice.private_key])
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transfer_tx2 = Transfer.generate(tx.to_inputs(), [([alice.public_key], 2)], asset_ids=[tx.id])
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transfer_tx2 = transfer_tx2.sign([alice.private_key])
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with pytest.raises(DoubleSpend):
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b.validate_transaction(transfer_tx2, [transfer_tx])
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b.store_bulk_transactions([transfer_tx])
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with pytest.raises(DoubleSpend):
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b.validate_transaction(transfer_tx2)
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b.store_bulk_transactions([transfer_tx2])
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with pytest.raises(CriticalDoubleSpend):
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b.get_spent(tx.id, 0)
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def test_double_inclusion(self, b, alice):
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from planetmint.backend.exceptions import OperationError
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from tarantool.error import DatabaseError
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from planetmint.backend.tarantool.connection import TarantoolDBConnection
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tx = Create.generate([alice.public_key], [([alice.public_key], 1)])
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tx = tx.sign([alice.private_key])
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b.store_bulk_transactions([tx])
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if isinstance(b.connection, TarantoolDBConnection):
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with pytest.raises(DatabaseError):
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b.store_bulk_transactions([tx])
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else:
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with pytest.raises(OperationError):
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b.store_bulk_transactions([tx])
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def test_text_search(self, b, alice):
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from planetmint.backend.tarantool.connection import TarantoolDBConnection
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if isinstance(b.connection, TarantoolDBConnection):
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warnings.warn(" :::::: This function is used only with :::::: ")
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return
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# define the assets
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asset1 = {"data": multihash(marshal({"msg": "Planetmint 1"}))}
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asset2 = {"data": multihash(marshal({"msg": "Planetmint 2"}))}
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asset3 = {"data": multihash(marshal({"msg": "Planetmint 3"}))}
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# create the transactions
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tx1 = Create.generate([alice.public_key], [([alice.public_key], 1)], assets=[asset1]).sign([alice.private_key])
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tx2 = Create.generate([alice.public_key], [([alice.public_key], 1)], assets=[asset2]).sign([alice.private_key])
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tx3 = Create.generate([alice.public_key], [([alice.public_key], 1)], assets=[asset3]).sign([alice.private_key])
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# write the transactions to the DB
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b.store_bulk_transactions([tx1, tx2, tx3])
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# get the assets through text search
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assets = list(b.text_search("planetmint"))
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assert len(assets) == 0
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@pytest.mark.usefixtures("inputs")
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def test_non_create_input_not_found(self, b, user_pk):
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from planetmint_cryptoconditions import Ed25519Sha256
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from transactions.common.exceptions import InputDoesNotExist
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from transactions.common.transaction import Input, TransactionLink
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# Create an input for a non existing transaction
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input = Input(
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Ed25519Sha256(public_key=b58decode(user_pk)), [user_pk], TransactionLink("somethingsomething", 0)
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)
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tx = Transfer.generate([input], [([user_pk], 1)], asset_ids=["mock_asset_link"])
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with pytest.raises(InputDoesNotExist):
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b.validate_transaction(tx)
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def test_write_transaction(self, b, user_sk, user_pk, alice, create_tx):
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asset1 = {"data": "QmaozNR7DZHQK1ZcU9p7QdrshMvXqWK6gpu5rmrkPdT3L4"}
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tx = Create.generate([alice.public_key], [([alice.public_key], 1)], assets=[asset1]).sign([alice.private_key])
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b.store_bulk_transactions([tx])
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tx_from_db = b.get_transaction(tx.id)
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before = tx.to_dict()
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after = tx_from_db.to_dict()
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assert before["assets"][0]["data"] == after["assets"][0]["data"]
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before.pop("asset", None)
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after.pop("asset", None)
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assert before == after
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class TestTransactionValidation(object):
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def test_non_create_input_not_found(self, b, signed_transfer_tx):
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from transactions.common.exceptions import InputDoesNotExist
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from transactions.common.transaction import TransactionLink
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signed_transfer_tx.inputs[0].fulfills = TransactionLink("c", 0)
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with pytest.raises(InputDoesNotExist):
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b.validate_transaction(signed_transfer_tx)
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@pytest.mark.usefixtures("inputs")
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def test_non_create_valid_input_wrong_owner(self, b, user_pk):
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from transactions.common.crypto import generate_key_pair
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from transactions.common.exceptions import InvalidSignature
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input_tx = b.fastquery.get_outputs_by_public_key(user_pk).pop()
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input_transaction = b.get_transaction(input_tx.txid)
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sk, pk = generate_key_pair()
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tx = Create.generate([pk], [([user_pk], 1)])
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tx.operation = "TRANSFER"
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tx.assets = [{"id": input_transaction.id}]
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tx.inputs[0].fulfills = input_tx
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with pytest.raises(InvalidSignature):
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b.validate_transaction(tx)
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@pytest.mark.usefixtures("inputs")
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def test_non_create_double_spend(self, b, signed_create_tx, signed_transfer_tx, double_spend_tx):
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from transactions.common.exceptions import DoubleSpend
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b.store_bulk_transactions([signed_create_tx, signed_transfer_tx])
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with pytest.raises(DoubleSpend):
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b.validate_transaction(double_spend_tx)
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class TestMultipleInputs(object):
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def test_transfer_single_owner_single_input(self, b, inputs, user_pk, user_sk):
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from transactions.common import crypto
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user2_sk, user2_pk = crypto.generate_key_pair()
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tx_link = b.fastquery.get_outputs_by_public_key(user_pk).pop()
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input_tx = b.get_transaction(tx_link.txid)
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inputs = input_tx.to_inputs()
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tx = Transfer.generate(inputs, [([user2_pk], 1)], asset_ids=[input_tx.id])
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tx = tx.sign([user_sk])
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# validate transaction
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b.validate_transaction(tx)
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assert len(tx.inputs) == 1
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assert len(tx.outputs) == 1
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def test_single_owner_before_multiple_owners_after_single_input(self, b, user_sk, user_pk, inputs):
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from transactions.common import crypto
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user2_sk, user2_pk = crypto.generate_key_pair()
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user3_sk, user3_pk = crypto.generate_key_pair()
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tx_link = b.fastquery.get_outputs_by_public_key(user_pk).pop()
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input_tx = b.get_transaction(tx_link.txid)
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tx = Transfer.generate(input_tx.to_inputs(), [([user2_pk, user3_pk], 1)], asset_ids=[input_tx.id])
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tx = tx.sign([user_sk])
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b.validate_transaction(tx)
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assert len(tx.inputs) == 1
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assert len(tx.outputs) == 1
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@pytest.mark.usefixtures("inputs")
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def test_multiple_owners_before_single_owner_after_single_input(self, b, user_sk, user_pk, alice):
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from transactions.common import crypto
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user2_sk, user2_pk = crypto.generate_key_pair()
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user3_sk, user3_pk = crypto.generate_key_pair()
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tx = Create.generate([alice.public_key], [([user_pk, user2_pk], 1)])
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tx = tx.sign([alice.private_key])
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b.store_bulk_transactions([tx])
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owned_input = b.fastquery.get_outputs_by_public_key(user_pk).pop()
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input_tx = b.get_transaction(owned_input.txid)
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inputs = input_tx.to_inputs()
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transfer_tx = Transfer.generate(inputs, [([user3_pk], 1)], asset_ids=[input_tx.id])
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transfer_tx = transfer_tx.sign([user_sk, user2_sk])
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# validate transaction
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b.validate_transaction(transfer_tx)
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assert len(transfer_tx.inputs) == 1
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assert len(transfer_tx.outputs) == 1
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@pytest.mark.usefixtures("inputs")
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def test_multiple_owners_before_multiple_owners_after_single_input(self, b, user_sk, user_pk, alice):
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from transactions.common import crypto
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user2_sk, user2_pk = crypto.generate_key_pair()
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user3_sk, user3_pk = crypto.generate_key_pair()
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user4_sk, user4_pk = crypto.generate_key_pair()
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tx = Create.generate([alice.public_key], [([user_pk, user2_pk], 1)])
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tx = tx.sign([alice.private_key])
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b.store_bulk_transactions([tx])
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# get input
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tx_link = b.fastquery.get_outputs_by_public_key(user_pk).pop()
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tx_input = b.get_transaction(tx_link.txid)
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tx = Transfer.generate(tx_input.to_inputs(), [([user3_pk, user4_pk], 1)], asset_ids=[tx_input.id])
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tx = tx.sign([user_sk, user2_sk])
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b.validate_transaction(tx)
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assert len(tx.inputs) == 1
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assert len(tx.outputs) == 1
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def test_get_owned_ids_single_tx_single_output(self, b, user_sk, user_pk, alice):
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from transactions.common import crypto
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from transactions.common.transaction import TransactionLink
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user2_sk, user2_pk = crypto.generate_key_pair()
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tx = Create.generate([alice.public_key], [([user_pk], 1)])
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tx = tx.sign([alice.private_key])
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b.store_bulk_transactions([tx])
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owned_inputs_user1 = b.fastquery.get_outputs_by_public_key(user_pk)
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owned_inputs_user2 = b.fastquery.get_outputs_by_public_key(user2_pk)
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assert owned_inputs_user1 == [TransactionLink(tx.id, 0)]
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assert owned_inputs_user2 == []
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tx_transfer = Transfer.generate(tx.to_inputs(), [([user2_pk], 1)], asset_ids=[tx.id])
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tx_transfer = tx_transfer.sign([user_sk])
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b.store_bulk_transactions([tx_transfer])
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owned_inputs_user1 = b.fastquery.get_outputs_by_public_key(user_pk)
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owned_inputs_user2 = b.fastquery.get_outputs_by_public_key(user2_pk)
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assert owned_inputs_user1 == [TransactionLink(tx.id, 0)]
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assert owned_inputs_user2 == [TransactionLink(tx_transfer.id, 0)]
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def test_get_owned_ids_single_tx_multiple_outputs(self, b, user_sk, user_pk, alice):
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from transactions.common import crypto
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from transactions.common.transaction import TransactionLink
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user2_sk, user2_pk = crypto.generate_key_pair()
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# create divisible asset
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tx_create = Create.generate([alice.public_key], [([user_pk], 1), ([user_pk], 1)])
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tx_create_signed = tx_create.sign([alice.private_key])
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b.store_bulk_transactions([tx_create_signed])
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# get input
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owned_inputs_user1 = b.fastquery.get_outputs_by_public_key(user_pk)
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owned_inputs_user2 = b.fastquery.get_outputs_by_public_key(user2_pk)
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expected_owned_inputs_user1 = [TransactionLink(tx_create.id, 0), TransactionLink(tx_create.id, 1)]
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assert owned_inputs_user1 == expected_owned_inputs_user1
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assert owned_inputs_user2 == []
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# transfer divisible asset divided in two outputs
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tx_transfer = Transfer.generate(
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tx_create.to_inputs(), [([user2_pk], 1), ([user2_pk], 1)], asset_ids=[tx_create.id]
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)
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tx_transfer_signed = tx_transfer.sign([user_sk])
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b.store_bulk_transactions([tx_transfer_signed])
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owned_inputs_user1 = b.fastquery.get_outputs_by_public_key(user_pk)
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owned_inputs_user2 = b.fastquery.get_outputs_by_public_key(user2_pk)
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assert owned_inputs_user1 == expected_owned_inputs_user1
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assert owned_inputs_user2 == [TransactionLink(tx_transfer.id, 0), TransactionLink(tx_transfer.id, 1)]
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def test_get_owned_ids_multiple_owners(self, b, user_sk, user_pk, alice):
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from transactions.common import crypto
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from transactions.common.transaction import TransactionLink
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user2_sk, user2_pk = crypto.generate_key_pair()
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user3_sk, user3_pk = crypto.generate_key_pair()
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tx = Create.generate([alice.public_key], [([user_pk, user2_pk], 1)])
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tx = tx.sign([alice.private_key])
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b.store_bulk_transactions([tx])
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owned_inputs_user1 = b.fastquery.get_outputs_by_public_key(user_pk)
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owned_inputs_user2 = b.fastquery.get_outputs_by_public_key(user_pk)
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expected_owned_inputs_user1 = [TransactionLink(tx.id, 0)]
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assert owned_inputs_user1 == owned_inputs_user2
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assert owned_inputs_user1 == expected_owned_inputs_user1
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tx = Transfer.generate(tx.to_inputs(), [([user3_pk], 1)], asset_ids=[tx.id])
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tx = tx.sign([user_sk, user2_sk])
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b.store_bulk_transactions([tx])
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owned_inputs_user1 = b.fastquery.get_outputs_by_public_key(user_pk)
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owned_inputs_user2 = b.fastquery.get_outputs_by_public_key(user2_pk)
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spent_user1 = b.get_spent(tx.id, 0)
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assert owned_inputs_user1 == owned_inputs_user2
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assert not spent_user1
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def test_get_spent_single_tx_single_output(self, b, user_sk, user_pk, alice):
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from transactions.common import crypto
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user2_sk, user2_pk = crypto.generate_key_pair()
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tx = Create.generate([alice.public_key], [([user_pk], 1)])
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tx = tx.sign([alice.private_key])
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b.store_bulk_transactions([tx])
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owned_inputs_user1 = b.fastquery.get_outputs_by_public_key(user_pk).pop()
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# check spents
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input_txid = owned_inputs_user1.txid
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spent_inputs_user1 = b.get_spent(input_txid, 0)
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assert spent_inputs_user1 is None
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# create a transaction and send it
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tx = Transfer.generate(tx.to_inputs(), [([user2_pk], 1)], asset_ids=[tx.id])
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tx = tx.sign([user_sk])
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b.store_bulk_transactions([tx])
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spent_inputs_user1 = b.get_spent(input_txid, 0)
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assert spent_inputs_user1 == tx
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def test_get_spent_single_tx_multiple_outputs(self, b, user_sk, user_pk, alice):
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from transactions.common import crypto
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# create a new users
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user2_sk, user2_pk = crypto.generate_key_pair()
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# create a divisible asset with 3 outputs
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tx_create = Create.generate([alice.public_key], [([user_pk], 1), ([user_pk], 1), ([user_pk], 1)])
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tx_create_signed = tx_create.sign([alice.private_key])
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b.store_bulk_transactions([tx_create_signed])
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owned_inputs_user1 = b.fastquery.get_outputs_by_public_key(user_pk)
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# check spents
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for input_tx in owned_inputs_user1:
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assert b.get_spent(input_tx.txid, input_tx.output) is None
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# transfer the first 2 inputs
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tx_transfer = Transfer.generate(
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tx_create.to_inputs()[:2], [([user2_pk], 1), ([user2_pk], 1)], asset_ids=[tx_create.id]
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)
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tx_transfer_signed = tx_transfer.sign([user_sk])
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b.store_bulk_transactions([tx_transfer_signed])
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# check that used inputs are marked as spent
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for ffill in tx_create.to_inputs()[:2]:
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spent_tx = b.get_spent(ffill.fulfills.txid, ffill.fulfills.output)
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assert spent_tx == tx_transfer_signed
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# check if remaining transaction that was unspent is also perceived
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# spendable by Planetmint
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assert b.get_spent(tx_create.to_inputs()[2].fulfills.txid, 2) is None
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def test_get_spent_multiple_owners(self, b, user_sk, user_pk, alice):
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from transactions.common import crypto
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user2_sk, user2_pk = crypto.generate_key_pair()
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user3_sk, user3_pk = crypto.generate_key_pair()
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transactions = []
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for i in range(3):
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payload = multihash(marshal({"msg": random.random()}))
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tx = Create.generate([alice.public_key], [([user_pk, user2_pk], 1)], payload)
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tx = tx.sign([alice.private_key])
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transactions.append(tx)
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b.store_bulk_transactions(transactions)
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owned_inputs_user1 = b.fastquery.get_outputs_by_public_key(user_pk)
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# check spents
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for input_tx in owned_inputs_user1:
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assert b.get_spent(input_tx.txid, input_tx.output) is None
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# create a transaction
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tx = Transfer.generate(transactions[0].to_inputs(), [([user3_pk], 1)], asset_ids=[transactions[0].id])
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tx = tx.sign([user_sk, user2_sk])
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b.store_bulk_transactions([tx])
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# check that used inputs are marked as spent
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assert b.get_spent(transactions[0].id, 0) == tx
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# check that the other remain marked as unspent
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for unspent in transactions[1:]:
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assert b.get_spent(unspent.id, 0) is None
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def test_get_outputs_filtered_only_unspent():
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from transactions.common.transaction import TransactionLink
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from planetmint.lib import Planetmint
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go = "planetmint.fastquery.FastQuery.get_outputs_by_public_key"
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with patch(go) as get_outputs:
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get_outputs.return_value = [TransactionLink("a", 1), TransactionLink("b", 2)]
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fs = "planetmint.fastquery.FastQuery.filter_spent_outputs"
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with patch(fs) as filter_spent:
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filter_spent.return_value = [TransactionLink("b", 2)]
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out = Planetmint().get_outputs_filtered("abc", spent=False)
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|
get_outputs.assert_called_once_with("abc")
|
|
assert out == [TransactionLink("b", 2)]
|
|
|
|
|
|
def test_get_outputs_filtered_only_spent():
|
|
from transactions.common.transaction import TransactionLink
|
|
from planetmint.lib import Planetmint
|
|
|
|
go = "planetmint.fastquery.FastQuery.get_outputs_by_public_key"
|
|
with patch(go) as get_outputs:
|
|
get_outputs.return_value = [TransactionLink("a", 1), TransactionLink("b", 2)]
|
|
fs = "planetmint.fastquery.FastQuery.filter_unspent_outputs"
|
|
with patch(fs) as filter_spent:
|
|
filter_spent.return_value = [TransactionLink("b", 2)]
|
|
out = Planetmint().get_outputs_filtered("abc", spent=True)
|
|
get_outputs.assert_called_once_with("abc")
|
|
assert out == [TransactionLink("b", 2)]
|
|
|
|
|
|
@patch("planetmint.fastquery.FastQuery.filter_unspent_outputs")
|
|
@patch("planetmint.fastquery.FastQuery.filter_spent_outputs")
|
|
def test_get_outputs_filtered(filter_spent, filter_unspent):
|
|
from transactions.common.transaction import TransactionLink
|
|
from planetmint.lib import Planetmint
|
|
|
|
go = "planetmint.fastquery.FastQuery.get_outputs_by_public_key"
|
|
with patch(go) as get_outputs:
|
|
get_outputs.return_value = [TransactionLink("a", 1), TransactionLink("b", 2)]
|
|
out = Planetmint().get_outputs_filtered("abc")
|
|
get_outputs.assert_called_once_with("abc")
|
|
filter_spent.assert_not_called()
|
|
filter_unspent.assert_not_called()
|
|
assert out == get_outputs.return_value
|
|
|
|
|
|
def test_cant_spend_same_input_twice_in_tx(b, alice):
|
|
"""Recreate duplicated fulfillments bug
|
|
https://github.com/planetmint/planetmint/issues/1099
|
|
"""
|
|
from transactions.common.exceptions import DoubleSpend
|
|
|
|
# create a divisible asset
|
|
tx_create = Create.generate([alice.public_key], [([alice.public_key], 100)])
|
|
tx_create_signed = tx_create.sign([alice.private_key])
|
|
assert b.validate_transaction(tx_create_signed) == tx_create_signed
|
|
b.store_bulk_transactions([tx_create_signed])
|
|
|
|
# Create a transfer transaction with duplicated fulfillments
|
|
dup_inputs = tx_create.to_inputs() + tx_create.to_inputs()
|
|
tx_transfer = Transfer.generate(dup_inputs, [([alice.public_key], 200)], asset_ids=[tx_create.id])
|
|
tx_transfer_signed = tx_transfer.sign([alice.private_key])
|
|
with pytest.raises(DoubleSpend):
|
|
b.validate_transaction(tx_transfer_signed)
|
|
|
|
|
|
def test_transaction_unicode(b, alice):
|
|
import copy
|
|
from transactions.common.utils import serialize
|
|
|
|
# http://www.fileformat.info/info/unicode/char/1f37a/index.htm
|
|
|
|
beer_python = [{"data": multihash(marshal({"beer": "\N{BEER MUG}"}))}]
|
|
beer_json = {"data": multihash(marshal({"beer": "\N{BEER MUG}"}))}
|
|
|
|
tx = (Create.generate([alice.public_key], [([alice.public_key], 100)], assets=beer_python)).sign(
|
|
[alice.private_key]
|
|
)
|
|
|
|
tx_1 = copy.deepcopy(tx)
|
|
b.store_bulk_transactions([tx])
|
|
|
|
assert beer_json["data"] in serialize(tx_1.to_dict())
|