mev-inspect-py/tests/test_arbitrages.py

211 lines
6.8 KiB
Python

import itertools
from typing import List
from mev_inspect.arbitrages import get_arbitrages, _order_swaps_by_trace_order
from mev_inspect.schemas.swaps import Swap
from mev_inspect.swaps import (
UNISWAP_V2_PAIR_ABI_NAME,
UNISWAP_V3_POOL_ABI_NAME,
)
def test_two_pool_arbitrage(get_transaction_hashes, get_addresses):
block_number = 123
[transaction_hash] = get_transaction_hashes(1)
[
account_address,
first_pool_address,
second_pool_address,
unrelated_pool_address,
first_token_address,
second_token_address,
] = get_addresses(6)
first_token_in_amount = 10
first_token_out_amount = 10
second_token_amount = 15
arb_swaps = [
Swap(
abi_name=UNISWAP_V2_PAIR_ABI_NAME,
transaction_hash=transaction_hash,
block_number=block_number,
trace_address=[0],
pool_address=first_pool_address,
from_address=account_address,
to_address=second_pool_address,
token_in_address=first_token_address,
token_in_amount=first_token_in_amount,
token_out_address=second_token_address,
token_out_amount=second_token_amount,
),
Swap(
abi_name=UNISWAP_V3_POOL_ABI_NAME,
transaction_hash=transaction_hash,
block_number=block_number,
trace_address=[1],
pool_address=second_pool_address,
from_address=first_pool_address,
to_address=account_address,
token_in_address=second_token_address,
token_in_amount=second_token_amount,
token_out_address=first_token_address,
token_out_amount=first_token_out_amount,
),
]
unrelated_swap = Swap(
abi_name=UNISWAP_V3_POOL_ABI_NAME,
transaction_hash=transaction_hash,
block_number=block_number,
trace_address=[2, 0],
pool_address=unrelated_pool_address,
from_address=account_address,
to_address=account_address,
token_in_address=second_token_address,
token_in_amount=first_token_in_amount,
token_out_address=first_token_address,
token_out_amount=first_token_out_amount,
)
swaps = [
unrelated_swap,
*arb_swaps,
]
arbitrages = get_arbitrages(swaps)
assert len(arbitrages) == 1
arbitrage = arbitrages[0]
assert arbitrage.swaps == arb_swaps
assert arbitrage.account_address == account_address
assert arbitrage.profit_token_address == first_token_address
assert arbitrage.start_amount == first_token_in_amount
assert arbitrage.end_amount == first_token_out_amount
assert arbitrage.profit_amount == first_token_out_amount - first_token_in_amount
def test_three_pool_arbitrage(get_transaction_hashes, get_addresses):
block_number = 123
[transaction_hash] = get_transaction_hashes(1)
[
account_address,
first_pool_address,
second_pool_address,
third_pool_address,
first_token_address,
second_token_address,
third_token_address,
] = get_addresses(7)
first_token_in_amount = 10
first_token_out_amount = 10
second_token_amount = 15
third_token_amount = 40
swaps = [
Swap(
abi_name=UNISWAP_V2_PAIR_ABI_NAME,
transaction_hash=transaction_hash,
block_number=block_number,
trace_address=[0],
pool_address=first_pool_address,
from_address=account_address,
to_address=second_pool_address,
token_in_address=first_token_address,
token_in_amount=first_token_in_amount,
token_out_address=second_token_address,
token_out_amount=second_token_amount,
),
Swap(
abi_name=UNISWAP_V3_POOL_ABI_NAME,
transaction_hash=transaction_hash,
block_number=block_number,
trace_address=[1],
pool_address=second_pool_address,
from_address=first_pool_address,
to_address=third_pool_address,
token_in_address=second_token_address,
token_in_amount=second_token_amount,
token_out_address=third_token_address,
token_out_amount=third_token_amount,
),
Swap(
abi_name=UNISWAP_V3_POOL_ABI_NAME,
transaction_hash=transaction_hash,
block_number=block_number,
trace_address=[2],
pool_address=third_pool_address,
from_address=second_pool_address,
to_address=account_address,
token_in_address=third_token_address,
token_in_amount=third_token_amount,
token_out_address=first_token_address,
token_out_amount=first_token_out_amount,
),
]
arbitrages = get_arbitrages(swaps)
assert len(arbitrages) == 1
arbitrage = arbitrages[0]
assert arbitrage.swaps == swaps
assert arbitrage.account_address == account_address
assert arbitrage.profit_token_address == first_token_address
assert arbitrage.start_amount == first_token_in_amount
assert arbitrage.end_amount == first_token_out_amount
assert arbitrage.profit_amount == first_token_out_amount - first_token_in_amount
def test_order_swaps_by_trace_order():
trace_address_0 = []
trace_address_1 = [0]
trace_address_2 = [1]
trace_address_3 = [1, 1]
trace_address_4 = [2, 1, 3]
trace_address_5 = [2, 2]
permutated_trace_addresses: List[List[int]] = itertools.permutations(
[
trace_address_0,
trace_address_1,
trace_address_2,
trace_address_3,
trace_address_4,
trace_address_5,
]
)
for trace_addresses in permutated_trace_addresses:
print("permute")
swaps: List[Swap] = []
for trace_address in trace_addresses:
swap = Swap(
abi_name=UNISWAP_V3_POOL_ABI_NAME,
transaction_hash="0xfake",
block_number=0,
trace_address=trace_address,
pool_address="0xfake",
from_address="0xfake",
to_address="0xfake",
token_in_address="0xfake",
token_in_amount=1,
token_out_address="0xfake",
token_out_amount=1,
)
swaps.append(swap)
ordered_swaps = _order_swaps_by_trace_order(swaps)
assert ordered_swaps[0].trace_address == trace_address_0
assert ordered_swaps[1].trace_address == trace_address_1
assert ordered_swaps[2].trace_address == trace_address_2
assert ordered_swaps[3].trace_address == trace_address_3
assert ordered_swaps[4].trace_address == trace_address_4
assert ordered_swaps[5].trace_address == trace_address_5