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from __future__ import annotations
import platform
import stat
from pathlib import Path
import pytest
from pytest import TempPathFactory
from wheel.wheelfile import WheelFile
from .util import run_command
def test_unpack(tmp_path_factory: TempPathFactory) -> None:
wheel_path = tmp_path_factory.mktemp("build") / "test-1.0-py3-none-any.whl"
with WheelFile(wheel_path, "w") as wf:
wf.writestr(
"test-1.0.dist-info/METADATA",
"Metadata-Version: 2.4\nName: test\nVersion: 1.0\n",
)
wf.writestr("test-1.0/package/__init__.py", "")
wf.writestr("test-1.0/package/module.py", "print('hello world')\n")
extract_path = tmp_path_factory.mktemp("extract")
run_command("unpack", "--dest", extract_path, wheel_path)
extract_path /= "test-1.0"
assert extract_path.joinpath("test-1.0.dist-info", "METADATA").read_text(
"utf-8"
) == ("Metadata-Version: 2.4\nName: test\nVersion: 1.0\n")
assert (
extract_path.joinpath("test-1.0", "package", "__init__.py").read_text("utf-8")
== ""
)
assert extract_path.joinpath("test-1.0", "package", "module.py").read_text(
"utf-8"
) == ("print('hello world')\n")
@pytest.mark.skipif(
platform.system() == "Windows", reason="Windows does not support the executable bit"
)
def test_unpack_executable_bit(tmp_path: Path) -> None:
wheel_path = tmp_path / "test-1.0-py3-none-any.whl"
script_path = tmp_path / "script"
script_path.write_bytes(b"test script")
script_path.chmod(0o755)
with WheelFile(wheel_path, "w") as wf:
wf.write(str(script_path), "nested/script")
script_path.unlink()
script_path = tmp_path / "test-1.0" / "nested" / "script"
run_command("unpack", "--dest", tmp_path, wheel_path)
assert not script_path.is_dir()
assert stat.S_IMODE(script_path.stat().st_mode) == 0o755
@pytest.mark.skipif(
platform.system() == "Windows", reason="Windows does not support chmod()"
)
def test_chmod_outside_unpack_tree(tmp_path_factory: TempPathFactory) -> None:
wheel_path = tmp_path_factory.mktemp("build") / "test-1.0-py3-none-any.whl"
with WheelFile(wheel_path, "w") as wf:
wf.writestr(
"test-1.0.dist-info/METADATA",
"Metadata-Version: 2.4\nName: test\nVersion: 1.0\n",
)
wf.writestr("../../system-file", b"malicious data")
extract_root_path = tmp_path_factory.mktemp("extract")
system_file = extract_root_path / "system-file"
extract_path = extract_root_path / "subdir"
system_file.write_bytes(b"important data")
system_file.chmod(0o755)
run_command("unpack", "--dest", extract_path, wheel_path)
assert system_file.read_bytes() == b"important data"
assert stat.S_IMODE(system_file.stat().st_mode) == 0o755
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