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from __future__ import annotations
import zipfile
from email.message import Message
from pathlib import Path
from textwrap import dedent
import pytest
from _pytest.fixtures import SubRequest
from pytest import TempPathFactory
import wheel
from commands.util import run_command
from wheel._commands.convert import convert_pkg_info, egg_filename_re
from wheel.wheelfile import WheelFile
PKG_INFO = """\
Metadata-Version: 2.1
Name: Sampledist
Version: 1.0.0
Author: Alex Grönholm
Author-email: alex.gronholm@example.com
Home-page: https://example.com
Download-URL: https://example.com/sampledist
License: Sample license text
second row
third row
fourth row
Description: Sample Distribution
===================
Test description
""".encode()
REQUIRES_TXT = b"""\
somepackage>=1.5
otherpackage>=1.7
[:python_version < '3']
six
"""
EXPECTED_METADATA = """\
Metadata-Version: 2.4
Name: Sampledist
Version: 1.0.0
Author: Alex Grönholm
Author-email: alex.gronholm@example.com
Project-URL: Homepage, https://example.com
Project-URL: Download, https://example.com/sampledist
License: Sample license text
second row
third row
fourth row
Requires-Dist: somepackage>=1.5
Requires-Dist: otherpackage>=1.7
Requires-Dist: six; python_version < "3"
Sample Distribution
===================
Test description
""".encode()
@pytest.fixture(
params=[
pytest.param(("py3.7", "win32"), id="win32"),
pytest.param(("py3.7", "win_amd64"), id="amd64"),
pytest.param((None, "any"), id="pure"),
]
)
def pyver_arch(request: SubRequest) -> tuple[str | None, str]:
return request.param
@pytest.fixture
def pyver(pyver_arch: tuple[str | None, str]) -> str | None:
return pyver_arch[0]
@pytest.fixture
def arch(pyver_arch: tuple[str | None, str]) -> str:
return pyver_arch[1]
@pytest.fixture
def expected_wheelfile(arch: str) -> bytes:
root_is_purelib = str(arch == "any").lower()
text = dedent(
f"""\
Wheel-Version: 1.0
Generator: wheel {wheel.__version__}
Root-Is-Purelib: {root_is_purelib}
"""
)
if arch == "any":
text += "Tag: py2-none-any\nTag: py3-none-any\n\n"
else:
text += f"Tag: py37-cp37-{arch}\n\n"
return text.encode("utf-8")
@pytest.fixture
def bdist_wininst_path(arch: str, pyver: str | None, tmp_path: Path) -> str:
# As bdist_wininst is no longer present in Python, and carrying .exe files in the
# tarball is risky, we have to fake this a bit
if pyver:
filename = f"Sampledist-1.0.0-{arch.replace('_', '-')}-{pyver}.exe"
pyver_suffix = f"-{pyver}"
else:
filename = f"Sampledist-1.0.0-{arch.replace('_', '-')}.exe"
pyver_suffix = ""
bdist_path = tmp_path / filename
prefix = "PURELIB" if arch == "any" else "PLATLIB"
with zipfile.ZipFile(bdist_path, "w") as zip:
zip.writestr(f"{prefix}/", b"")
zip.writestr(f"{prefix}/sampledist/", b"")
zip.writestr(f"{prefix}/Sampledist-1.0.0{pyver_suffix}.egg-info/", b"")
zip.writestr(f"{prefix}/sampledist/__init__.py", b"")
if arch != "any":
zip.writestr(f"{prefix}/sampledist/_extmodule.cp37-{arch}.pyd", b"")
zip.writestr(
f"{prefix}/Sampledist-1.0.0{pyver_suffix}.egg-info/dependency_links.txt",
b"",
)
zip.writestr(
f"{prefix}/Sampledist-1.0.0{pyver_suffix}.egg-info/PKG-INFO",
PKG_INFO,
)
zip.writestr(
f"{prefix}/Sampledist-1.0.0{pyver_suffix}.egg-info/SOURCES.txt", b""
)
zip.writestr(
f"{prefix}/Sampledist-1.0.0{pyver_suffix}.egg-info/top_level.txt", b""
)
zip.writestr(
f"{prefix}/Sampledist-1.0.0{pyver_suffix}.egg-info/entry_points.txt", b""
)
zip.writestr(
f"{prefix}/Sampledist-1.0.0{pyver_suffix}.egg-info/requires.txt",
REQUIRES_TXT,
)
zip.writestr(f"{prefix}/Sampledist-1.0.0{pyver_suffix}.egg-info/zip-safe", b"")
zip.writestr("SCRIPTS/somecommand", b"#!python\nprint('hello')")
return str(bdist_path)
@pytest.fixture
def egg_path(arch: str, pyver: str | None, tmp_path: Path) -> Path:
if pyver:
filename = f"Sampledist-1.0.0-{pyver}-{arch}.egg"
else:
filename = "Sampledist-1.0.0.egg"
bdist_path = tmp_path / filename
with zipfile.ZipFile(bdist_path, "w") as zip:
zip.writestr("sampledist/", b"")
zip.writestr("EGG-INFO/", b"")
zip.writestr("sampledist/__init__.py", b"")
zip.writestr(f"sampledist/_extmodule.cp37-{arch}.pyd", b"")
zip.writestr("EGG-INFO/dependency_links.txt", b"")
zip.writestr("EGG-INFO/PKG-INFO", PKG_INFO)
zip.writestr("EGG-INFO/SOURCES.txt", b"")
zip.writestr("EGG-INFO/top_level.txt", b"")
zip.writestr("EGG-INFO/entry_points.txt", b"")
zip.writestr("EGG-INFO/requires.txt", REQUIRES_TXT)
zip.writestr("EGG-INFO/zip-safe", b"")
return bdist_path
@pytest.fixture
def expected_wheel_filename(pyver: str | None, arch: str) -> str:
if arch != "any":
pyver = pyver.replace(".", "") if pyver else "py2.py3"
abiver = pyver.replace("py", "cp")
return f"sampledist-1.0.0-{pyver}-{abiver}-{arch}.whl"
else:
return "sampledist-1.0.0-py2.py3-none-any.whl"
def test_egg_re() -> None:
"""Make sure egg_info_re matches."""
egg_names_path = Path(__file__).parent.parent / "testdata" / "eggnames.txt"
with egg_names_path.open(encoding="utf-8") as egg_names:
for line in egg_names:
line = line.strip()
if line:
assert egg_filename_re.match(line), line
def test_convert_egg_file(
egg_path: Path,
tmp_path: Path,
arch: str,
expected_wheelfile: bytes,
expected_wheel_filename: str,
) -> None:
output = run_command("convert", "-v", "--dest", tmp_path, egg_path)
wheel_path = next(path for path in tmp_path.iterdir() if path.suffix == ".whl")
assert wheel_path.name == expected_wheel_filename
with WheelFile(wheel_path) as wf:
assert wf.read("sampledist-1.0.0.dist-info/METADATA") == EXPECTED_METADATA
assert wf.read("sampledist-1.0.0.dist-info/WHEEL") == expected_wheelfile
assert wf.read("sampledist-1.0.0.dist-info/entry_points.txt") == b""
assert output == f"{egg_path}...OK\n"
def test_convert_egg_directory(
egg_path: Path,
tmp_path: Path,
tmp_path_factory: TempPathFactory,
pyver: str | None,
arch: str,
expected_wheelfile: bytes,
expected_wheel_filename: str,
) -> None:
with zipfile.ZipFile(egg_path) as egg_file:
egg_dir_path = tmp_path_factory.mktemp("eggdir") / Path(egg_path).name
egg_dir_path.mkdir()
egg_file.extractall(egg_dir_path)
output = run_command("convert", "-v", "--dest", tmp_path, egg_dir_path)
wheel_path = next(path for path in tmp_path.iterdir() if path.suffix == ".whl")
assert wheel_path.name == expected_wheel_filename
with WheelFile(wheel_path) as wf:
assert wf.read("sampledist-1.0.0.dist-info/METADATA") == EXPECTED_METADATA
assert wf.read("sampledist-1.0.0.dist-info/WHEEL") == expected_wheelfile
assert wf.read("sampledist-1.0.0.dist-info/entry_points.txt") == b""
assert output == f"{egg_dir_path}...OK\n"
def test_convert_bdist_wininst(
bdist_wininst_path: str,
tmp_path: Path,
arch: str,
expected_wheelfile: bytes,
expected_wheel_filename: str,
) -> None:
output = run_command("convert", "-v", "--dest", tmp_path, bdist_wininst_path)
wheel_path = next(path for path in tmp_path.iterdir() if path.suffix == ".whl")
assert wheel_path.name == expected_wheel_filename
with WheelFile(wheel_path) as wf:
assert (
wf.read("sampledist-1.0.0.data/scripts/somecommand")
== b"#!python\nprint('hello')"
)
assert wf.read("sampledist-1.0.0.dist-info/METADATA") == EXPECTED_METADATA
assert wf.read("sampledist-1.0.0.dist-info/WHEEL") == expected_wheelfile
assert wf.read("sampledist-1.0.0.dist-info/entry_points.txt") == b""
assert output == f"{bdist_wininst_path}...OK\n"
def test_convert_pkg_info_with_empty_description() -> None:
# Regression test for https://github.com/pypa/wheel/issues/645
pkginfo = """\
Metadata-Version: 2.1
Name: Sampledist
Version: 1.0.0
Home-page: https://example.com
Download-URL: https://example.com/sampledist
Description:"""
message = Message()
convert_pkg_info(pkginfo, message)
assert message.get_all("Name") == ["Sampledist"]
assert message.get_payload() == "\n"
def test_convert_pkg_info_with_one_line_description() -> None:
pkginfo = """\
Metadata-Version: 2.1
Name: Sampledist
Version: 1.0.0
Home-page: https://example.com
Download-URL: https://example.com/sampledist
Description: My cool package"""
message = Message()
convert_pkg_info(pkginfo, message)
assert message.get_all("Name") == ["Sampledist"]
assert message.get_payload() == "My cool package\n\n\n"
|
