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61 changes: 61 additions & 0 deletions tests/profile/test_profile_against_externals.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,61 @@
""" Profiles basic -jX functionality """
# Copyright (c) 2020 Frank Harrison <[email protected]>

# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# For details: https://github.com/PyCQA/pylint/blob/master/COPYING

# pylint: disable=protected-access,missing-function-docstring,no-self-use

import os
import pprint
import shutil
import tempfile

import pytest

from pylint.lint import Run
from pylint.testutils import TestReporter as Reporter


def _get_py_files(scanpath):
assert os.path.exists(scanpath), "Dir not found %s" % scanpath

filepaths = []
for dirpath, dirnames, filenames in os.walk(scanpath):
dirnames[:] = [dirname for dirname in dirnames if dirname != "__pycache__"]
filepaths.extend(
[
os.path.join(dirpath, filename)
for filename in filenames
if filename.endswith(".py")
]
)
return filepaths


@pytest.mark.skipif(
not os.environ.get("PYTEST_PROFILE_EXTERNAL", False),
reason="PYTEST_PROFILE_EXTERNAL, not set, assuming not a profile run",
)
@pytest.mark.parametrize(
"name,git_repo", [("numpy", "https://github.com/numpy/numpy.git")]
)
def test_run(tmp_path, name, git_repo):
""" Runs pylint against external sources """
checkoutdir = tmp_path / name
checkoutdir.mkdir()
os.system(
"git clone --depth=1 {git_repo} {checkoutdir}".format(
git_repo=git_repo, checkoutdir=str(checkoutdir)
)
)
filepaths = _get_py_files(scanpath=str(checkoutdir))
print("Have %d files" % len(filepaths))

runner = Run(filepaths, reporter=Reporter(), do_exit=False)

print(
"Had %d files with %d messages"
% (len(filepaths), len(runner.linter.reporter.messages))
)
pprint.pprint(runner.linter.reporter.messages)
17 changes: 17 additions & 0 deletions tox.ini
Original file line number Diff line number Diff line change
Expand Up @@ -157,4 +157,21 @@ commands =
--benchmark-group-by="group" \
{posargs:}

[testenv:profile_against_external]
deps =
https://github.com/PyCQA/astroid/tarball/master#egg=astroid-master-2.0
gprof2dot
mccabe
pytest
pytest-profiling
pytest-xdist

setenv =
PYTEST_PROFILE_EXTERNAL = 1

commands =
python -Wi -m pytest --exitfirst \
--profile-svg \
{toxinidir}/tests/profile/test_profile_against_externals.py

changedir = {toxworkdir}