mirror of
https://github.com/bigchaindb/bigchaindb.git
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e27c1e9cef
* Aggregate transaction ids for commit hash * Setup chain and return commit hash to tendermint * Fix function naming
79 lines
2.3 KiB
Python
79 lines
2.3 KiB
Python
import json
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import pytest
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@pytest.mark.bdb
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@pytest.mark.tapp
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def test_app(b):
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from bigchaindb.tendermint import App
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from bigchaindb.tendermint.utils import calculate_hash
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from abci.server import ProtocolHandler
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from io import BytesIO
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import abci.types_pb2 as types
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from abci.wire import read_message
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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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from abci.messages import to_request_deliver_tx, to_request_check_tx
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app = App(b)
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p = ProtocolHandler(app)
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data = p.process('info', None)
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res, err = read_message(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', None)
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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['hash'] == ''
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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 = to_request_check_tx(etxn)
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data = p.process('check_tx', r)
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res, err = read_message(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 = to_request_deliver_tx(etxn)
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data = p.process('deliver_tx', r)
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res, err = read_message(BytesIO(data), types.Response)
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assert res
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assert res.deliver_tx.code == 0
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assert b.get_transaction(tx.id).id == tx.id
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new_block_txn_hash = calculate_hash([tx.id])
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r = types.Request()
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r.end_block.height = 1
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data = p.process('end_block', r)
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res, err = read_message(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['hash'], new_block_txn_hash])
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data = p.process('commit', None)
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res, err = read_message(BytesIO(data), types.Response)
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assert res
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assert res.commit.code == 0
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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'] == 1
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assert block0['hash'] == new_block_hash
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