def _parse_liquidations(
self,
liquidations: List[Dict[str, Any]],
from_ts: Timestamp,
to_ts: Timestamp,
) -> List[AaveLiquidationEvent]:
events = []
for entry in liquidations:
common = _parse_common_event_data(entry, from_ts, to_ts)
if common is None:
continue # either timestamp out of range or error (logged in the function above)
timestamp, tx_hash, index = common
result = self._get_asset_and_balance(
entry=entry,
timestamp=timestamp,
reserve_key='collateralReserve',
amount_key='collateralAmount',
location='aave liquidation from graph query',
)
if result is None:
continue # problem parsing, error already logged
collateral_asset, collateral_balance = result
result = self._get_asset_and_balance(
entry=entry,
timestamp=timestamp,
reserve_key='principalReserve',
amount_key='principalAmount',
location='aave liquidation from graph query',
)
if result is None:
continue # problem parsing, error already logged
principal_asset, principal_balance = result
events.append(
AaveLiquidationEvent(
event_type='liquidation',
collateral_asset=collateral_asset,
collateral_balance=collateral_balance,
principal_asset=principal_asset,
principal_balance=principal_balance,
block_number=0, # can't get from graph query
timestamp=timestamp,
tx_hash=tx_hash,
log_index=
index, # not really the log index, but should also be unique
))
return events
def test_add_and_get_aave_events(data_dir, username):
"""Test that get aave events works fine and returns only events for what we need"""
msg_aggregator = MessagesAggregator()
data = DataHandler(data_dir, msg_aggregator)
data.unlock(username, '123', create_new=True)
addr1 = make_ethereum_address()
addr1_events = [AaveSimpleEvent(
event_type='deposit',
asset=A_DAI,
value=Balance(amount=FVal(1), usd_value=FVal(1)),
block_number=1,
timestamp=Timestamp(1),
tx_hash='0x01653e88600a6492ad6e9ae2af415c990e623479057e4e93b163e65cfb2d4436',
log_index=1,
), AaveSimpleEvent(
event_type='withdrawal',
asset=A_DAI,
value=Balance(amount=FVal(1), usd_value=FVal(1)),
block_number=2,
timestamp=Timestamp(2),
tx_hash='0x4147da3e5d3c0565a99192ce0b32182ab30b8e1067921d9b2a8ef3bd60b7e2ce',
log_index=2,
)]
data.db.add_aave_events(address=addr1, events=addr1_events)
addr2 = make_ethereum_address()
addr2_events = [AaveSimpleEvent(
event_type='deposit',
asset=A_DAI,
value=Balance(amount=FVal(1), usd_value=FVal(1)),
block_number=1,
timestamp=Timestamp(1),
tx_hash='0x8c094d58f33e8dedcd348cb33b58f3bd447602f1fecb99e51b1c2868029eab55',
log_index=1,
), AaveSimpleEvent(
event_type='withdrawal',
asset=A_DAI,
value=Balance(amount=FVal(1), usd_value=FVal(1)),
block_number=2,
timestamp=Timestamp(2),
tx_hash='0x58c67445d26679623f9b7d56a8be260a275cb6744a1c1ae5a8d6883a5a5c03de',
log_index=2,
)]
data.db.add_aave_events(address=addr2, events=addr2_events)
# addr3 has all types of aave events so we test serialization/deserialization
addr3 = make_ethereum_address()
addr3_events = [AaveSimpleEvent(
event_type='deposit',
asset=A_DAI,
value=Balance(amount=FVal(1), usd_value=FVal(1)),
block_number=1,
timestamp=Timestamp(1),
tx_hash='0x9e394d58f33e8dedcd348cb33b58f3bd447602f1fecb99e51b1c2868029eab55',
log_index=1,
), AaveSimpleEvent(
event_type='withdrawal',
asset=A_DAI,
value=Balance(amount=FVal(1), usd_value=FVal(1)),
block_number=2,
timestamp=Timestamp(2),
tx_hash='0x4c167445d26679623f9b7d56a8be260a275cb6744a1c1ae5a8d6883a5a5c03de',
log_index=2,
), AaveSimpleEvent(
event_type='interest',
asset=Asset('WBTC'),
value=Balance(amount=FVal(1), usd_value=FVal(1)),
block_number=4,
timestamp=Timestamp(4),
tx_hash='0x49c67445d26679623f9b7d56a8be260a275cb6744a1c1ae5a8d6883a5a5c03de',
log_index=4,
), AaveBorrowEvent(
event_type='borrow',
asset=Asset('ETH'),
value=Balance(amount=FVal(1), usd_value=FVal(1)),
block_number=5,
timestamp=Timestamp(5),
tx_hash='0x19c67445d26679623f9b7d56a8be260a275cb6744a1c1ae5a8d6883a5a5c03de',
log_index=5,
borrow_rate_mode='stable',
borrow_rate=FVal('0.05233232323423432'),
accrued_borrow_interest=FVal('5.112234'),
), AaveRepayEvent(
event_type='repay',
asset=Asset('MANA'),
value=Balance(amount=FVal(1), usd_value=FVal(1)),
block_number=6,
timestamp=Timestamp(6),
tx_hash='0x29c67445d26679623f9b7d56a8be260a275cb6744a1c1ae5a8d6883a5a5c03de',
log_index=6,
fee=Balance(amount=FVal('0.1'), usd_value=FVal('0.1')),
), AaveLiquidationEvent(
event_type='liquidation',
collateral_asset=Asset('ETH'),
collateral_balance=Balance(amount=FVal(1), usd_value=FVal(1)),
principal_asset=Asset('ETH'),
principal_balance=Balance(amount=FVal(1), usd_value=FVal(1)),
block_number=7,
log_index=7,
timestamp=Timestamp(7),
tx_hash='0x39c67445d26679623f9b7d56a8be260a275cb6744a1c1ae5a8d6883a5a5c03de',
)]
data.db.add_aave_events(address=addr3, events=addr3_events)
events = data.db.get_aave_events(address=addr1, atoken=EthereumToken('aDAI'))
assert events == addr1_events
events = data.db.get_aave_events(address=addr2, atoken=EthereumToken('aDAI'))
assert events == addr2_events
events = data.db.get_aave_events(address=addr3)
assert events == addr3_events
# check that all aave events are properly hashable (aka can go in a set)
test_set = set()
for event in addr3_events:
test_set.add(event)
assert len(test_set) == len(addr3_events)
block_number=0,
timestamp=Timestamp(1598800092),
tx_hash='0x819cdd20760ab68bc7bf9343cb2e5552ab512dcf071afe1c3995a07a379f0961',
log_index=2,
borrow_rate_mode='variable',
borrow_rate=FVal('0.018558721449222331635565398'),
accrued_borrow_interest=ZERO,
), AaveLiquidationEvent(
event_type='liquidation',
collateral_asset=A_WBTC,
collateral_balance=Balance(
amount=FVal('0.41590034'),
usd_value=FVal('0.41590034'),
),
principal_asset=A_ETH,
principal_balance=Balance(
amount=FVal('9.251070299427409111'),
usd_value=FVal('9.251070299427409111'),
),
block_number=0,
timestamp=Timestamp(1598941756),
tx_hash='0x00eea6359d247c9433d32620358555a0fd3265378ff146b9511b7cff1ecb7829',
log_index=8,
), AaveRepayEvent(
event_type='repay',
asset=A_ETH,
value=Balance(
amount=FVal('3.665850591343088034'),
usd_value=FVal('3.665850591343088034'),
),
fee=Balance(amount=ZERO, usd_value=ZERO),