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from __future__ import absolute_import, unicode_literals
import os
import sys
from subprocess import CalledProcessError
import pytest
from virtualenv.seed.wheels.acquire import download_wheel, pip_wheel_env_run
from virtualenv.seed.wheels.embed import BUNDLE_FOLDER, get_embed_wheel
from virtualenv.seed.wheels.util import discover_wheels
def test_pip_wheel_env_run_could_not_find(session_app_data, mocker):
mocker.patch("virtualenv.seed.wheels.acquire.from_bundle", return_value=None)
with pytest.raises(RuntimeError, match="could not find the embedded pip"):
pip_wheel_env_run([], session_app_data, os.environ)
def test_download_wheel_bad_output(mocker, for_py_version, session_app_data):
"""if the download contains no match for what wheel was downloaded, pick one that matches from target"""
distribution = "setuptools"
p_open = mocker.MagicMock()
mocker.patch("virtualenv.seed.wheels.acquire.Popen", return_value=p_open)
p_open.communicate.return_value = "", ""
p_open.returncode = 0
embed = get_embed_wheel(distribution, for_py_version)
as_path = mocker.MagicMock()
available = discover_wheels(BUNDLE_FOLDER, "setuptools", None, for_py_version)
as_path.iterdir.return_value = [i.path for i in available]
result = download_wheel(
distribution, "=={}".format(embed.version), for_py_version, [], session_app_data, as_path, os.environ
)
assert result.path == embed.path
def test_download_fails(mocker, for_py_version, session_app_data):
p_open = mocker.MagicMock()
mocker.patch("virtualenv.seed.wheels.acquire.Popen", return_value=p_open)
p_open.communicate.return_value = "out", "err"
p_open.returncode = 1
as_path = mocker.MagicMock()
with pytest.raises(CalledProcessError) as context:
download_wheel("pip", "==1", for_py_version, [], session_app_data, as_path, os.environ),
exc = context.value
if sys.version_info < (3, 5):
assert exc.output == "outerr"
else:
assert exc.output == "out"
assert exc.stderr == "err"
assert exc.returncode == 1
assert [
sys.executable,
"-m",
"pip",
"download",
"--progress-bar",
"off",
"--disable-pip-version-check",
"--only-binary=:all:",
"--no-deps",
"--python-version",
for_py_version,
"-d",
str(as_path),
"pip==1",
] == exc.cmd
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