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# Copyright 2015 Ian Cordasco
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import pathlib
import re
import zipfile
import pretend
import pytest
from twine import exceptions
from twine import wheel
@pytest.fixture()
def example_wheel(request):
parent = pathlib.Path(__file__).parent
file_name = str(parent / "fixtures" / "twine-1.5.0-py2.py3-none-any.whl")
return wheel.Wheel(file_name)
def test_version_parsing(example_wheel):
assert example_wheel.py_version == "py2.py3"
def test_version_parsing_missing_pyver(monkeypatch, example_wheel):
wheel.wheel_file_re = pretend.stub(match=lambda a: None)
assert example_wheel.py_version == "any"
def test_find_metadata_files():
names = [
"package/lib/__init__.py",
"package/lib/version.py",
"package/METADATA.txt",
"package/METADATA.json",
"package/METADATA",
]
expected = [
["package", "METADATA"],
["package", "METADATA.json"],
["package", "METADATA.txt"],
]
candidates = wheel.Wheel.find_candidate_metadata_files(names)
assert expected == candidates
def test_read_valid(example_wheel):
"""Parse metadata from a valid wheel file."""
metadata = example_wheel.read().decode().splitlines()
assert "Name: twine" in metadata
assert "Version: 1.5.0" in metadata
def test_read_non_existent_wheel_file_name():
"""Raise an exception when wheel file doesn't exist."""
file_name = str(pathlib.Path("/foo/bar/baz.whl").resolve())
with pytest.raises(
exceptions.InvalidDistribution, match=re.escape(f"No such file: {file_name}")
):
wheel.Wheel(file_name).read()
def test_read_invalid_wheel_extension():
"""Raise an exception when file is missing .whl extension."""
file_name = str(pathlib.Path(__file__).parent / "fixtures" / "twine-1.5.0.tar.gz")
with pytest.raises(
exceptions.InvalidDistribution,
match=re.escape(f"Not a known archive format for file: {file_name}"),
):
wheel.Wheel(file_name).read()
def test_read_wheel_empty_metadata(tmpdir):
"""Raise an exception when a wheel file is missing METADATA."""
whl_file = tmpdir.mkdir("wheel").join("not-a-wheel.whl")
with zipfile.ZipFile(whl_file, "w") as zip_file:
zip_file.writestr("METADATA", "")
with pytest.raises(
exceptions.InvalidDistribution,
match=re.escape(
f"No METADATA in archive or METADATA missing 'Metadata-Version': {whl_file}"
),
):
wheel.Wheel(whl_file).read()
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