tahoe-lafs/misc/build_helpers/run_trial.py

55 lines
1.9 KiB
Python

#!/usr/bin/env python
import os, sys, re
modulename = None
for i in xrange(1, len(sys.argv)):
if not sys.argv[i].startswith('-'):
modulename = sys.argv[i]
break
if modulename is None:
raise AssertionError("no test module specified")
__import__(modulename)
srcfile = sys.modules[modulename].__file__
srcdir = os.path.dirname(os.path.realpath(srcfile))
for i in modulename.split('.'):
srcdir = os.path.dirname(srcdir)
if os.path.normcase(srcdir).endswith('.egg'):
srcdir = os.path.dirname(srcdir)
elif os.path.normcase(os.path.basename(srcdir)) == 'site-packages':
srcdir = os.path.dirname(srcdir)
if re.search(r'python.+\..+', os.path.normcase(os.path.basename(srcdir))):
srcdir = os.path.dirname(srcdir)
if os.path.normcase(os.path.basename(srcdir)) == 'lib':
srcdir = os.path.dirname(srcdir)
srcdir = os.path.normcase(os.path.normpath(srcdir))
cwd = os.path.normcase(os.path.normpath(os.getcwd()))
same = (srcdir == cwd)
if not same:
try:
same = os.path.samefile(srcdir, cwd)
except AttributeError, e:
e # hush pyflakes
if not same:
msg = ("We seem to be testing the code at %r\n"
"(according to the source filename %r),\n"
"but expected to be testing the code at %r.\n"
% (srcdir, srcfile, cwd))
if (not isinstance(cwd, unicode) and
cwd.decode(sys.getfilesystemencoding(), 'replace') != os.path.normcase(os.path.normpath(os.getcwdu()))):
msg += ("However, this may be a false alarm because the current directory path\n"
"is not representable in the filesystem encoding. This script needs to be\n"
"run from the source directory to be tested, at a non-Unicode path.")
else:
msg += "This script needs to be run from the source directory to be tested."
raise AssertionError(msg)
from twisted.scripts.trial import run
run()