noxfile.pyā¢2.13 kB
# Copyright 2025 Google LLC
#
# 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 nox
import os
import pathlib
PYTHON_VERSIONS = ["3.10", "3.11", "3.12", "3.13"]
TEST_COMMAND = [
"coverage",
"run",
"--append",
"-m",
"unittest",
"discover",
"--buffer",
"-s=tests",
"-p",
"*_test.py",
]
FREEZE_COMMAND = ["python", "-m", "pip", "freeze"]
TEST_DEPENDENCIES = [
"pyfakefs>=5.0.0,<6.0",
"coverage==6.5.0",
]
def _format(session, check=False):
"""Helper function to run formatters.
Args:
session: The nox session object.
check: If True, checks formatting and fails if any file requires
formatting, but doesn't apply any changes. If False, applies formatting
fixes.
"""
black_command = ["black"]
if check:
black_command.append("--check")
black_command.extend(
[
"-l",
"80",
"--exclude",
r"/(v[0-9]+|\.eggs|\.git|_cache|\.nox|\.tox|\.venv|env|venv|\.svn|_build|buck-out|build|dist)/",
".",
]
)
session.run(*black_command)
@nox.session(venv_backend="none")
def lint(session):
"""Fails if the code is not formatted correctly."""
_format(session, check=True)
@nox.session(venv_backend="none")
def format(session):
"""Runs the black formatter and applies formatting fixes."""
_format(session)
@nox.session(python=PYTHON_VERSIONS)
def tests(session):
session.install(".")
# modules for testing
session.install(*TEST_DEPENDENCIES)
session.run(*FREEZE_COMMAND)
session.run(
*TEST_COMMAND,
)