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import sys
from zipfile import ZIP_DEFLATED, ZipFile
import pytest
from wheel.cli import WheelError
from wheel.wheelfile import WheelFile
@pytest.fixture
def wheel_path(tmpdir):
return str(tmpdir.join("test-1.0-py2.py3-none-any.whl"))
def test_wheelfile_re(tmpdir):
# Regression test for #208
path = tmpdir.join("foo-2-py3-none-any.whl")
with WheelFile(str(path), "w") as wf:
assert wf.parsed_filename.group("namever") == "foo-2"
@pytest.mark.parametrize(
"filename",
[
"test.whl",
"test-1.0.whl",
"test-1.0-py2.whl",
"test-1.0-py2-none.whl",
"test-1.0-py2-none-any",
],
)
def test_bad_wheel_filename(filename):
exc = pytest.raises(WheelError, WheelFile, filename)
exc.match(f"^Bad wheel filename {filename!r}$")
def test_missing_record(wheel_path):
with ZipFile(wheel_path, "w") as zf:
zf.writestr("hello/héllö.py", 'print("Héllö, w0rld!")\n')
exc = pytest.raises(WheelError, WheelFile, wheel_path)
exc.match("^Missing test-1.0.dist-info/RECORD file$")
def test_unsupported_hash_algorithm(wheel_path):
with ZipFile(wheel_path, "w") as zf:
zf.writestr("hello/héllö.py", 'print("Héllö, w0rld!")\n')
zf.writestr(
"test-1.0.dist-info/RECORD",
"hello/héllö.py,sha000=bv-QV3RciQC2v3zL8Uvhd_arp40J5A9xmyubN34OVwo,25",
)
exc = pytest.raises(WheelError, WheelFile, wheel_path)
exc.match("^Unsupported hash algorithm: sha000$")
@pytest.mark.parametrize(
"algorithm, digest",
[("md5", "4J-scNa2qvSgy07rS4at-Q"), ("sha1", "QjCnGu5Qucb6-vir1a6BVptvOA4")],
ids=["md5", "sha1"],
)
def test_weak_hash_algorithm(wheel_path, algorithm, digest):
hash_string = f"{algorithm}={digest}"
with ZipFile(wheel_path, "w") as zf:
zf.writestr("hello/héllö.py", 'print("Héllö, w0rld!")\n')
zf.writestr("test-1.0.dist-info/RECORD", f"hello/héllö.py,{hash_string},25")
exc = pytest.raises(WheelError, WheelFile, wheel_path)
exc.match(fr"^Weak hash algorithm \({algorithm}\) is not permitted by PEP 427$")
@pytest.mark.parametrize(
"algorithm, digest",
[
("sha256", "bv-QV3RciQC2v3zL8Uvhd_arp40J5A9xmyubN34OVwo"),
("sha384", "cDXriAy_7i02kBeDkN0m2RIDz85w6pwuHkt2PZ4VmT2PQc1TZs8Ebvf6eKDFcD_S"),
(
"sha512",
"kdX9CQlwNt4FfOpOKO_X0pn_v1opQuksE40SrWtMyP1NqooWVWpzCE3myZTfpy8g2azZON_"
"iLNpWVxTwuDWqBQ",
),
],
ids=["sha256", "sha384", "sha512"],
)
def test_testzip(wheel_path, algorithm, digest):
hash_string = f"{algorithm}={digest}"
with ZipFile(wheel_path, "w") as zf:
zf.writestr("hello/héllö.py", 'print("Héllö, world!")\n')
zf.writestr("test-1.0.dist-info/RECORD", f"hello/héllö.py,{hash_string},25")
with WheelFile(wheel_path) as wf:
wf.testzip()
def test_testzip_missing_hash(wheel_path):
with ZipFile(wheel_path, "w") as zf:
zf.writestr("hello/héllö.py", 'print("Héllö, world!")\n')
zf.writestr("test-1.0.dist-info/RECORD", "")
with WheelFile(wheel_path) as wf:
exc = pytest.raises(WheelError, wf.testzip)
exc.match("^No hash found for file 'hello/héllö.py'$")
def test_testzip_bad_hash(wheel_path):
with ZipFile(wheel_path, "w") as zf:
zf.writestr("hello/héllö.py", 'print("Héllö, w0rld!")\n')
zf.writestr(
"test-1.0.dist-info/RECORD",
"hello/héllö.py,sha256=bv-QV3RciQC2v3zL8Uvhd_arp40J5A9xmyubN34OVwo,25",
)
with WheelFile(wheel_path) as wf:
exc = pytest.raises(WheelError, wf.testzip)
exc.match("^Hash mismatch for file 'hello/héllö.py'$")
def test_write_str(wheel_path):
with WheelFile(wheel_path, "w") as wf:
wf.writestr("hello/héllö.py", 'print("Héllö, world!")\n')
wf.writestr("hello/h,ll,.py", 'print("Héllö, world!")\n')
with ZipFile(wheel_path, "r") as zf:
infolist = zf.infolist()
assert len(infolist) == 3
assert infolist[0].filename == "hello/héllö.py"
assert infolist[0].file_size == 25
assert infolist[1].filename == "hello/h,ll,.py"
assert infolist[1].file_size == 25
assert infolist[2].filename == "test-1.0.dist-info/RECORD"
record = zf.read("test-1.0.dist-info/RECORD")
assert record.decode("utf-8") == (
"hello/héllö.py,sha256=bv-QV3RciQC2v3zL8Uvhd_arp40J5A9xmyubN34OVwo,25\n"
'"hello/h,ll,.py",sha256=bv-QV3RciQC2v3zL8Uvhd_arp40J5A9xmyubN34OVwo,25\n'
"test-1.0.dist-info/RECORD,,\n"
)
def test_timestamp(tmpdir_factory, wheel_path, monkeypatch):
# An environment variable can be used to influence the timestamp on
# TarInfo objects inside the zip. See issue #143.
build_dir = tmpdir_factory.mktemp("build")
for filename in ("one", "two", "three"):
build_dir.join(filename).write(filename + "\n")
# The earliest date representable in TarInfos, 1980-01-01
monkeypatch.setenv("SOURCE_DATE_EPOCH", "315576060")
with WheelFile(wheel_path, "w") as wf:
wf.write_files(str(build_dir))
with ZipFile(wheel_path, "r") as zf:
for info in zf.infolist():
assert info.date_time[:3] == (1980, 1, 1)
assert info.compress_type == ZIP_DEFLATED
@pytest.mark.skipif(
sys.platform == "win32", reason="Windows does not support UNIX-like permissions"
)
def test_attributes(tmpdir_factory, wheel_path):
# With the change from ZipFile.write() to .writestr(), we need to manually
# set member attributes.
build_dir = tmpdir_factory.mktemp("build")
files = (("foo", 0o644), ("bar", 0o755))
for filename, mode in files:
path = build_dir.join(filename)
path.write(filename + "\n")
path.chmod(mode)
with WheelFile(wheel_path, "w") as wf:
wf.write_files(str(build_dir))
with ZipFile(wheel_path, "r") as zf:
for filename, mode in files:
info = zf.getinfo(filename)
assert info.external_attr == (mode | 0o100000) << 16
assert info.compress_type == ZIP_DEFLATED
info = zf.getinfo("test-1.0.dist-info/RECORD")
permissions = (info.external_attr >> 16) & 0o777
assert permissions == 0o664
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