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https://github.com/bigchaindb/bigchaindb.git
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* Problem: Stateful validation doesn't raise double spend exception Solution: Transaction.validate should raise exception DoubleSpend if the given transaction is already a part of the database * Problem: Double spend exception message not accurate Solution: The exception message should state that the double spend is because of spending the same input more than once in the transaction
72 lines
2.5 KiB
Python
72 lines
2.5 KiB
Python
import pytest
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import random
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pytestmark = pytest.mark.tendermint
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def test_asset_transfer(b, signed_create_tx, user_pk, user_sk):
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from bigchaindb.models import Transaction
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tx_transfer = Transaction.transfer(signed_create_tx.to_inputs(), [([user_pk], 1)],
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signed_create_tx.id)
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tx_transfer_signed = tx_transfer.sign([user_sk])
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b.store_bulk_transactions([signed_create_tx])
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assert tx_transfer_signed.validate(b) == tx_transfer_signed
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assert tx_transfer_signed.asset['id'] == signed_create_tx.id
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def test_validate_transfer_asset_id_mismatch(b, signed_create_tx, user_pk, user_sk):
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from bigchaindb.common.exceptions import AssetIdMismatch
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from bigchaindb.models import Transaction
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tx_transfer = Transaction.transfer(signed_create_tx.to_inputs(), [([user_pk], 1)],
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signed_create_tx.id)
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tx_transfer.asset['id'] = 'a' * 64
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tx_transfer_signed = tx_transfer.sign([user_sk])
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b.store_bulk_transactions([signed_create_tx])
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with pytest.raises(AssetIdMismatch):
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tx_transfer_signed.validate(b)
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def test_get_asset_id_create_transaction(alice, user_pk):
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from bigchaindb.models import Transaction
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tx_create = Transaction.create([alice.public_key], [([user_pk], 1)])
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assert Transaction.get_asset_id(tx_create) == tx_create.id
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def test_get_asset_id_transfer_transaction(b, signed_create_tx, user_pk):
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from bigchaindb.models import Transaction
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tx_transfer = Transaction.transfer(signed_create_tx.to_inputs(), [([user_pk], 1)],
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signed_create_tx.id)
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asset_id = Transaction.get_asset_id(tx_transfer)
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assert asset_id == tx_transfer.asset['id']
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def test_asset_id_mismatch(alice, user_pk):
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from bigchaindb.models import Transaction
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from bigchaindb.common.exceptions import AssetIdMismatch
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tx1 = Transaction.create([alice.public_key], [([user_pk], 1)],
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metadata={'msg': random.random()})
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tx1.sign([alice.private_key])
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tx2 = Transaction.create([alice.public_key], [([user_pk], 1)],
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metadata={'msg': random.random()})
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tx2.sign([alice.private_key])
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with pytest.raises(AssetIdMismatch):
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Transaction.get_asset_id([tx1, tx2])
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def test_create_valid_divisible_asset(b, user_pk, user_sk):
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from bigchaindb.models import Transaction
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tx = Transaction.create([user_pk], [([user_pk], 2)])
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tx_signed = tx.sign([user_sk])
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assert tx_signed.validate(b) == tx_signed
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