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#!/usr/bin/env python
"""
This module contains various configuration for the tests.
Some tests are skipped when run on a CI server because they are not
reproducible, see for example #243 and #940.
"""
import platform
from os import environ as environment
def env(name: str) -> bool:
return environment.get(name, "").lower() in ("yes", "true", "t", "1")
# ############################## Continuous integration
# see here for the environment variables that are set on the CI servers:
# - https://docs.travis-ci.com/user/environment-variables/
# - https://docs.github.com/en/actions/reference/environment-variables#default-environment-variables
IS_TRAVIS = env("TRAVIS")
IS_GITHUB_ACTIONS = env("GITHUB_ACTIONS")
IS_CI = IS_TRAVIS or IS_GITHUB_ACTIONS or env("CI") or env("CONTINUOUS_INTEGRATION")
if IS_TRAVIS and IS_GITHUB_ACTIONS:
raise OSError(
f"only one of IS_TRAVIS ({IS_TRAVIS}) and IS_GITHUB_ACTIONS ({IS_GITHUB_ACTIONS}) may be True at the "
"same time"
)
# ############################## Platforms
_sys = platform.system().lower()
IS_WINDOWS = "windows" in _sys or ("win" in _sys and "darwin" not in _sys)
IS_LINUX = "linux" in _sys
IS_OSX = "darwin" in _sys
IS_UNIX = IS_LINUX or IS_OSX
del _sys
if (IS_WINDOWS and IS_LINUX) or (IS_LINUX and IS_OSX) or (IS_WINDOWS and IS_OSX):
raise OSError(
f"only one of IS_WINDOWS ({IS_WINDOWS}), IS_LINUX ({IS_LINUX}) and IS_OSX ({IS_OSX}) "
f'can be True at the same time (platform.system() == "{platform.system()}")'
)
# ############################## Implementations
IS_PYPY = platform.python_implementation() == "PyPy"
# ############################## What tests to run
TEST_CAN_FD = True
TEST_INTERFACE_SOCKETCAN = IS_LINUX and env("TEST_SOCKETCAN")
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