Files
galaxy/test/unit/util/test_compression_util.py
T
Nicola Soranzo c35d8f2a06 Replace `unittest.TestCase` with pytest-based partial re-implementation
Also:
- Rename `FooBarTestCase` test classes as `TestFooBar`. These were collected
  by pytest only because they were `unittest.TestCase` derived, but normally
  pytest collects only test classes whose name starts with `Test`, see
  https://docs.pytest.org/en/7.1.x/reference/reference.html#confval-python_classes
2022-09-27 03:34:58 +01:00

50 lines
2.0 KiB
Python

import shutil
import tempfile
from galaxy.util.compression_utils import (
CompressedFile,
get_fileobj_raw,
)
from galaxy.util.unittest import TestCase
class TestCompressionUtil(TestCase):
def test_compression_safety(self):
self.assert_safety("test-data/unsafe.tar", False)
self.assert_safety("test-data/unsafe_relative_symlink.tar", False)
self.assert_safety("test-data/unsafe.zip", False)
self.assert_safety("test-data/4.bed.zip", True)
self.assert_safety("test-data/testdir.tar", True)
self.assert_safety("test-data/safetar_with_symlink.tar", True)
self.assert_safety("test-data/safe_relative_symlink.tar", True)
def test_get_fileobj_raw(self):
self.assert_format_detected("test-data/4.bed.zip", "zip")
self.assert_format_detected("test-data/4.bed.zip", None, ["bz2", "gzip"])
self.assert_format_detected("test-data/4.bed.gz", "gzip")
self.assert_format_detected("test-data/4.bed.gz", None, ["bz2", "zip"])
self.assert_format_detected("test-data/4.bed.bz2", "bz2")
self.assert_format_detected("test-data/4.bed.bz2", None, ["gzip", "zip"])
def assert_safety(self, path, expected_to_be_safe):
temp_dir = tempfile.mkdtemp()
try:
if expected_to_be_safe:
CompressedFile(path).extract(temp_dir)
else:
with self.assertRaisesRegex(Exception, "is blocked"):
CompressedFile(path).extract(temp_dir)
finally:
shutil.rmtree(temp_dir, ignore_errors=True)
def assert_format_detected(self, path, expected_fmt, allowed_fmts=None):
expected_type: type
for mode in ["r", "rb", "rt", "U"]:
if "b" in mode:
expected_type = bytes
else:
expected_type = str
fmt, fh = get_fileobj_raw(path, mode, allowed_fmts)
assert fmt == expected_fmt
assert isinstance(fh.read(0), expected_type)