mirror of
https://github.com/henrydcase/pqc.git
synced 2024-11-26 17:31:38 +00:00
100 lines
3.0 KiB
Python
100 lines
3.0 KiB
Python
import functools
|
|
import os
|
|
import subprocess
|
|
import unittest
|
|
import shutil
|
|
import sys
|
|
|
|
|
|
def run_subprocess(command, working_dir='.', env=None, expected_returncode=0):
|
|
"""
|
|
Helper function to run a shell command and report success/failure
|
|
depending on the exit status of the shell command.
|
|
"""
|
|
if env is not None:
|
|
env_ = os.environ.copy()
|
|
env_.update(env)
|
|
env = env_
|
|
|
|
# Note we need to capture stdout/stderr from the subprocess,
|
|
# then print it, which nose/unittest will then capture and
|
|
# buffer appropriately
|
|
print(working_dir + " > " + " ".join(command))
|
|
result = subprocess.run(
|
|
command,
|
|
stdout=subprocess.PIPE,
|
|
stderr=subprocess.STDOUT,
|
|
cwd=working_dir,
|
|
env=env,
|
|
)
|
|
print(result.stdout.decode('utf-8'))
|
|
assert result.returncode == expected_returncode, \
|
|
"Got unexpected return code {}".format(result.returncode)
|
|
return result.stdout.decode('utf-8')
|
|
|
|
|
|
def make(*args, working_dir='.', env=None, expected_returncode=0, **kwargs):
|
|
"""
|
|
Runs a make target in the specified working directory
|
|
|
|
Usage:
|
|
make('clean', 'targetb', SCHEME='bla')
|
|
"""
|
|
if os.name == 'nt':
|
|
make_command = ['nmake', '/f', 'Makefile.Microsoft_nmake',
|
|
'/NOLOGO', '/E']
|
|
# we need SCHEME_UPPERCASE and IMPLEMENTATION_UPPERCASE with nmake
|
|
for envvar in ['IMPLEMENTATION', 'SCHEME']:
|
|
if envvar in kwargs:
|
|
kwargs['{}_UPPERCASE'.format(envvar)] = (
|
|
kwargs[envvar].upper().replace('-', ''))
|
|
else:
|
|
make_command = ['make']
|
|
|
|
return run_subprocess(
|
|
[
|
|
*make_command,
|
|
*['{}={}'.format(k, v) for k, v in kwargs.items()],
|
|
*args,
|
|
],
|
|
working_dir=working_dir,
|
|
env=env,
|
|
expected_returncode=expected_returncode,
|
|
)
|
|
|
|
|
|
def skip_windows(message="This test is not supported on Windows"):
|
|
def wrapper(f):
|
|
@functools.wraps(f)
|
|
def skip_windows(*args, **kwargs):
|
|
raise unittest.SkipTest(message)
|
|
if os.name == 'nt':
|
|
return skip_windows
|
|
else:
|
|
return f
|
|
return wrapper
|
|
|
|
|
|
def ensure_available(executable):
|
|
"""
|
|
Checks if a command is available.
|
|
|
|
If a command MUST be available, because we are in a CI environment,
|
|
raises an AssertionError.
|
|
|
|
In the docker containers, on Travis and on Windows, CI=true is set.
|
|
"""
|
|
path = shutil.which(executable)
|
|
if path:
|
|
return path
|
|
|
|
# Installing clang-tidy on LLVM will be too much of a mess.
|
|
if ((executable == 'clang-tidy' and sys.platform == 'darwin')
|
|
or 'CI' not in os.environ):
|
|
raise unittest.SkipTest(
|
|
"{} is not available on PATH. Install it to run this test.{}"
|
|
.format(executable, "" if not os.name == 'nt'
|
|
else "On Windows, make sure to add it to PATH")
|
|
)
|
|
raise AssertionError("{} not available on CI".format(executable))
|