Files
capa/tests/test_helpers.py
2020-07-22 15:05:24 -06:00

25 lines
1004 B
Python

# Copyright (C) 2020 FireEye, Inc. All Rights Reserved.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at: [package root]/LICENSE.txt
# Unless required by applicable law or agreed to in writing, software distributed under the License
# is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and limitations under the License.
import codecs
from capa.features.extractors import helpers
def test_all_zeros():
# Python 2: <str>
# Python 3: <bytes>
a = b"\x00\x00\x00\x00"
b = codecs.decode("00000000", "hex")
c = b"\x01\x00\x00\x00"
d = codecs.decode("01000000", "hex")
assert helpers.all_zeros(a) is True
assert helpers.all_zeros(b) is True
assert helpers.all_zeros(c) is False
assert helpers.all_zeros(d) is False