Security analysis tool for EVM bytecode. Supports smart contracts built for Ethereum, Hedera, Quorum, Vechain, Roostock, Tron and other EVM-compatible blockchains.
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mythril/tests/laser/Precompiles/test_elliptic_curves.py

36 lines
1.0 KiB

from mock import patch
from mythril.laser.ethereum.natives import ec_pair
from py_ecc.optimized_bn128 import FQ
def test_ec_pair_192_check():
vec_c = [0] * 100
assert ec_pair(vec_c) == []
@patch("mythril.laser.ethereum.natives.validate_point", return_value=1)
@patch("mythril.laser.ethereum.natives.bn128.is_on_curve", return_value=True)
@patch("mythril.laser.ethereum.natives.bn128.pairing", return_value=1)
@patch("mythril.laser.ethereum.natives.bn128.normalize")
def test_ec_pair(f1, f2, f3, f4):
FQ.fielf_modulus = 100
a = FQ(val=1)
f1.return_value = (a, a)
vec_c = [0] * 192
assert ec_pair(vec_c) == [0] * 31 + [1]
@patch("mythril.laser.ethereum.natives.validate_point", return_value=False)
def test_ec_pair_point_validation_failure(f1):
vec_c = [0] * 192
assert ec_pair(vec_c) == []
@patch("mythril.laser.ethereum.natives.validate_point", return_value=1)
def test_ec_pair_field_exceed_mod(f1):
FQ.fielf_modulus = 100
a = FQ(val=1)
f1.return_value = (a, a)
vec_c = [10] * 192
assert ec_pair(vec_c) == []