def test_store_pre_commit_state_in_end_block(b, alice):
from bigchaindb import App
from bigchaindb.backend import query
from bigchaindb.models import Transaction
from bigchaindb.backend.query import PRE_COMMIT_ID
tx = Transaction.create([alice.public_key],
[([alice.public_key], 1)],
asset={'msg': 'live long and prosper'})\
.sign([alice.private_key])
app = App(b)
app.init_chain(['ignore'])
begin_block = RequestBeginBlock()
app.begin_block(begin_block)
app.deliver_tx(encode_tx_to_bytes(tx))
app.end_block(RequestEndBlock(height=99))
resp = query.get_pre_commit_state(b.connection, PRE_COMMIT_ID)
assert resp['commit_id'] == PRE_COMMIT_ID
assert resp['height'] == 99
assert resp['transactions'] == [tx.id]
app.begin_block(begin_block)
app.deliver_tx(encode_tx_to_bytes(tx))
app.end_block(RequestEndBlock(height=100))
resp = query.get_pre_commit_state(b.connection, PRE_COMMIT_ID)
assert resp['commit_id'] == PRE_COMMIT_ID
assert resp['height'] == 100
assert resp['transactions'] == [tx.id]
def test_get_pre_commit_state(db_context):
from bigchaindb.backend import query
state = dict(height=3, transactions=[])
db_context.conn.db.pre_commit.insert_one(state)
resp = query.get_pre_commit_state(db_context.conn)
assert resp == state
def test_get_pre_commit_state(db_context):
from bigchaindb.backend import query
state = dict(height=3, transactions=[])
db_context.conn.db.pre_commit.insert_one(state)
resp = query.get_pre_commit_state(db_context.conn)
assert resp == state
def test_get_pre_commit_state(db_context):
from bigchaindb.backend import query
from bigchaindb.lib import PreCommitState
state = PreCommitState(commit_id='test2', height=3, transactions=[])
db_context.conn.db.pre_commit.insert(state._asdict())
resp = query.get_pre_commit_state(db_context.conn, 'test2')
assert resp == state._asdict()
def run_recover(b):
pre_commit = query.get_pre_commit_state(b.connection, PRE_COMMIT_ID)
# Initially the pre-commit collection would be empty
if pre_commit:
latest_block = query.get_latest_block(b.connection)
# NOTE: the pre-commit state can only be ahead of the commited state
# by 1 block
if latest_block and (latest_block['height'] < pre_commit['height']):
query.delete_transactions(b.connection, pre_commit['transactions'])
def run_recover(b):
pre_commit = query.get_pre_commit_state(b.connection, PRE_COMMIT_ID)
# Initially the pre-commit collection would be empty
if pre_commit:
latest_block = query.get_latest_block(b.connection)
# NOTE: the pre-commit state can only be ahead of the commited state
# by 1 block
if latest_block and (latest_block['height'] < pre_commit['height']):
query.delete_transactions(b.connection, pre_commit['transactions'])
def test_get_pre_commit_state(db_context):
from bigchaindb.backend import query
from bigchaindb.lib import PreCommitState
state = PreCommitState(commit_id='test2',
height=3,
transactions=[])
db_context.conn.db.pre_commit.insert(state._asdict())
resp = query.get_pre_commit_state(db_context.conn, 'test2')
assert resp == state._asdict()
