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|
#!/usr/bin/python
# Copyright 2010-2015 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
#
# Note: We don't want to import portage modules directly because we do things
# like run the testsuite through multiple versions of python.
"""Helper script to run portage unittests against different python versions.
Note: Any additional arguments will be passed down directly to the underlying
unittest runner. This lets you select specific tests to execute.
"""
from __future__ import print_function
import argparse
import os
import shutil
import subprocess
import sys
import tempfile
# These are the versions we fully support and require to pass tests.
PYTHON_SUPPORTED_VERSIONS = [
'2.7',
'3.4',
'3.5',
'3.6'
]
# The rest are just "nice to have".
PYTHON_NICE_VERSIONS = [
'pypy',
'3.7'
]
EPREFIX = os.environ.get('PORTAGE_OVERRIDE_EPREFIX', '/')
class Colors(object):
"""Simple object holding color constants."""
_COLORS_YES = ('y', 'yes', 'true')
_COLORS_NO = ('n', 'no', 'false')
WARN = GOOD = BAD = NORMAL = ''
def __init__(self, colorize=None):
if colorize is None:
nocolors = os.environ.get('NOCOLOR', 'false')
# Ugh, look away, for here we invert the world!
if nocolors in self._COLORS_YES:
colorize = False
elif nocolors in self._COLORS_NO:
colorize = True
else:
raise ValueError('$NOCOLORS is invalid: %s' % nocolors)
else:
if colorize in self._COLORS_YES:
colorize = True
elif colorize in self._COLORS_NO:
colorize = False
else:
raise ValueError('--colors is invalid: %s' % colorize)
if colorize:
self.WARN = '\033[1;33m'
self.GOOD = '\033[1;32m'
self.BAD = '\033[1;31m'
self.NORMAL = '\033[0m'
def get_python_executable(ver):
"""Find the right python executable for |ver|"""
if ver in ('pypy', 'pypy3'):
prog = ver
else:
prog = 'python' + ver
return os.path.join(EPREFIX, 'usr', 'bin', prog)
def get_parser():
"""Return a argument parser for this module"""
epilog = """Examples:
List all the available unittests.
$ %(prog)s --list
Run against specific versions of python.
$ %(prog)s --python-versions '2.7 3.3'
Run just one unittest.
$ %(prog)s lib/portage/tests/xpak/test_decodeint.py
"""
parser = argparse.ArgumentParser(
description=__doc__,
formatter_class=argparse.RawDescriptionHelpFormatter,
epilog=epilog)
parser.add_argument('--keep-temp', default=False, action='store_true',
help='Do not delete the temporary directory when exiting')
parser.add_argument('--color', type=str, default=None,
help='Whether to use colorized output (default is auto)')
parser.add_argument('--python-versions', action='append',
help='Versions of python to test (default is test available)')
return parser
def main(argv):
parser = get_parser()
opts, args = parser.parse_known_args(argv)
colors = Colors(colorize=opts.color)
# Figure out all the versions we want to test.
if opts.python_versions is None:
ignore_missing = True
pyversions = PYTHON_SUPPORTED_VERSIONS + PYTHON_NICE_VERSIONS
else:
ignore_missing = False
pyversions = []
for ver in opts.python_versions:
if ver == 'supported':
pyversions.extend(PYTHON_SUPPORTED_VERSIONS)
else:
pyversions.extend(ver.split())
tempdir = None
try:
# Set up a single tempdir for all the tests to use.
# This way we know the tests won't leak things on us.
tempdir = tempfile.mkdtemp(prefix='portage.runtests.')
os.environ['TMPDIR'] = tempdir
# Actually test those versions now.
statuses = []
for ver in pyversions:
prog = get_python_executable(ver)
cmd = [prog, '-b', '-Wd', 'lib/portage/tests/runTests.py'] + args
if os.access(prog, os.X_OK):
print('%sTesting with Python %s...%s' %
(colors.GOOD, ver, colors.NORMAL))
statuses.append((ver, subprocess.call(cmd)))
elif not ignore_missing:
print('%sCould not find requested Python %s%s' %
(colors.BAD, ver, colors.NORMAL))
statuses.append((ver, 1))
else:
print('%sSkip Python %s...%s' %
(colors.WARN, ver, colors.NORMAL))
print()
finally:
if tempdir is not None:
if opts.keep_temp:
print('Temporary directory left behind:\n%s' % tempdir)
else:
# Nuke our tempdir and anything that might be under it.
shutil.rmtree(tempdir, True)
# Then summarize it all.
print('\nSummary:\n')
width = 10
header = '| %-*s | %s' % (width, 'Version', 'Status')
print('%s\n|%s' % (header, '-' * (len(header) - 1)))
exit_status = 0
for ver, status in statuses:
exit_status += status
if status:
color = colors.BAD
msg = 'FAIL'
else:
color = colors.GOOD
msg = 'PASS'
print('| %s%-*s%s | %s%s%s' %
(color, width, ver, colors.NORMAL, color, msg, colors.NORMAL))
exit(exit_status)
if __name__ == '__main__':
try:
main(sys.argv[1:])
except KeyboardInterrupt:
print('interrupted ...', file=sys.stderr)
exit(1)
|
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