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Add get arbitrary range from file

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Signed-off-by: anikeev-yadro <a.anikeev@yadro.com>
This commit is contained in:
anikeev-yadro 2022-10-24 21:40:30 +03:00 committed by anikeev-yadro
parent 8a48402f53
commit 0e86d55806
1 changed files with 6 additions and 2 deletions
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8
pytest_tests/helpers/file_helper.py
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@ -60,19 +60,23 @@ def generate_file_with_content(
@allure.step("Get File Hash")
def get_file_hash(file_path: str, len: Optional[int] = None) -> str:
def get_file_hash(file_path: str, len: Optional[int] = None, offset: Optional[int] = None) -> str:
"""Generates hash for the specified file.
Args:
file_path: Path to the file to generate hash for.
len: How many bytes to read.
offset: Which position to start reading
Returns:
Hash of the file as hex-encoded string.
"""
file_hash = hashlib.sha256()
with open(file_path, "rb") as out:
if len:
if len and offset is None:
file_hash.update(out.read(len))
elif len and offset:
out.seek(offset, 1)
file_hash.update(out.read(len))
else:
file_hash.update(out.read())