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dd84d4eb6f
* Problem: we have unused and outdated fixtures Solution: clean up fixtures and tests accordingly * Problem: there are still unused fixtures Solution: remove Merlin keys * Problem: There are unnecessary markers Solution: remove the tendermint marker for tests
142 lines
4.6 KiB
Python
142 lines
4.6 KiB
Python
# Copyright BigchainDB GmbH and BigchainDB 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 codecs
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import abci.types_pb2 as types
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import json
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import pytest
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from abci.server import ProtocolHandler
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from abci.encoding import read_messages
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from io import BytesIO
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@pytest.mark.bdb
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def test_app(b, init_chain_request):
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from bigchaindb import App
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from bigchaindb.tendermint_utils import calculate_hash
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from bigchaindb.common.crypto import generate_key_pair
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from bigchaindb.models import Transaction
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app = App(b)
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p = ProtocolHandler(app)
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data = p.process('info', types.Request(info=types.RequestInfo(version='2')))
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res = next(read_messages(BytesIO(data), types.Response))
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assert res
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assert res.info.last_block_app_hash == b''
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assert res.info.last_block_height == 0
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assert not b.get_latest_block()
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p.process('init_chain', types.Request(init_chain=init_chain_request))
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block0 = b.get_latest_block()
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assert block0
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assert block0['height'] == 0
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assert block0['app_hash'] == ''
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pk = codecs.encode(init_chain_request.validators[0].pub_key.data, 'base64').decode().strip('\n')
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[validator] = b.get_validators(height=1)
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assert validator['public_key']['value'] == pk
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assert validator['voting_power'] == 10
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alice = generate_key_pair()
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bob = generate_key_pair()
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tx = Transaction.create([alice.public_key],
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[([bob.public_key], 1)])\
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.sign([alice.private_key])
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etxn = json.dumps(tx.to_dict()).encode('utf8')
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r = types.Request(check_tx=types.RequestCheckTx(tx=etxn))
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data = p.process('check_tx', r)
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res = next(read_messages(BytesIO(data), types.Response))
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assert res
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assert res.check_tx.code == 0
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r = types.Request()
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r.begin_block.hash = b''
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p.process('begin_block', r)
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r = types.Request(deliver_tx=types.RequestDeliverTx(tx=etxn))
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data = p.process('deliver_tx', r)
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res = next(read_messages(BytesIO(data), types.Response))
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assert res
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assert res.deliver_tx.code == 0
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new_block_txn_hash = calculate_hash([tx.id])
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r = types.Request(end_block=types.RequestEndBlock(height=1))
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data = p.process('end_block', r)
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res = next(read_messages(BytesIO(data), types.Response))
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assert res
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assert 'end_block' == res.WhichOneof('value')
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new_block_hash = calculate_hash([block0['app_hash'], new_block_txn_hash])
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data = p.process('commit', None)
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res = next(read_messages(BytesIO(data), types.Response))
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assert res.commit.data == new_block_hash.encode('utf-8')
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assert b.get_transaction(tx.id).id == tx.id
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block0 = b.get_latest_block()
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assert block0
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assert block0['height'] == 1
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assert block0['app_hash'] == new_block_hash
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# empty block should not update height
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r = types.Request()
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r.begin_block.hash = new_block_hash.encode('utf-8')
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p.process('begin_block', r)
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r = types.Request()
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r.end_block.height = 2
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p.process('end_block', r)
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data = p.process('commit', None)
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res = next(read_messages(BytesIO(data), types.Response))
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assert res.commit.data == new_block_hash.encode('utf-8')
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block0 = b.get_latest_block()
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assert block0
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assert block0['height'] == 2
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# when empty block is generated hash of previous block should be returned
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assert block0['app_hash'] == new_block_hash
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@pytest.mark.abci
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def test_post_transaction_responses(tendermint_ws_url, b):
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from bigchaindb.common.crypto import generate_key_pair
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from bigchaindb.models import Transaction
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alice = generate_key_pair()
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bob = generate_key_pair()
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tx = Transaction.create([alice.public_key],
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[([alice.public_key], 1)],
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asset=None)\
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.sign([alice.private_key])
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code, message = b.write_transaction(tx, 'broadcast_tx_commit')
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assert code == 202
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tx_transfer = Transaction.transfer(tx.to_inputs(),
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[([bob.public_key], 1)],
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asset_id=tx.id)\
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.sign([alice.private_key])
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code, message = b.write_transaction(tx_transfer, 'broadcast_tx_commit')
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assert code == 202
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carly = generate_key_pair()
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double_spend = Transaction.transfer(
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tx.to_inputs(),
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[([carly.public_key], 1)],
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asset_id=tx.id,
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).sign([alice.private_key])
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for mode in ('broadcast_tx_sync', 'broadcast_tx_commit'):
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code, message = b.write_transaction(double_spend, mode)
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assert code == 500
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assert message == 'Transaction validation failed'
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