import os.path
from glob import glob
from subprocess import Popen, PIPE
import sys
toplevel_dir = os.path.abspath(os.path.dirname(__file__) + "/../..")
def run(cmd):
proc = Popen(cmd, shell=True, cwd=toplevel_dir, stdout=PIPE, stderr=PIPE)
# must capture & reprint stdount, so that nosetests can capture it
(stdout, stderr) = proc.communicate()
sys.stdout.write(stdout)
sys.stderr.write(stderr)
return proc.returncode
find_py = "find Allura Forge* -name '*.py'"
# a recepe from itertools doc
from itertools import izip_longest
def grouper(n, iterable, fillvalue=None):
"grouper(3, 'ABCDEFG', 'x') --> ABC DEF Gxx"
args = [iter(iterable)] * n
return izip_longest(fillvalue=fillvalue, *args)
def test_pyflakes():
# skip some that aren't critical errors
skips = [
'imported but unused',
'redefinition of unused',
'assigned to but never used',
]
proc = Popen(find_py, shell=True, cwd=toplevel_dir, stdout=PIPE, stderr=PIPE)
(find_stdout, stderr) = proc.communicate()
sys.stderr.write(stderr)
assert proc.returncode == 0, proc.returncode
# run pyflakes in batches, so it doesn't take tons of memory
error = False
all_files = [f for f in find_stdout.split('\n')
if '/migrations/' not in f and f.strip()]
for files in grouper(20, all_files, fillvalue=''):
cmd = "pyflakes " + ' '.join(files) + " | grep -v '" + "' | grep -v '".join(skips) + "'"
print 'Command was: %s' % cmd
retval = run(cmd)
if retval != 1:
print
print 'Command was: %s' % cmd
print 'Returned %s' % retval
error = True
if error:
raise Exception('pyflakes failure, see stdout')
def test_no_now():
if run(find_py + " | xargs grep '\.now(' ") not in [1,123]:
raise Exception("These should use .utcnow()")
if run(find_py + " | xargs grep '\.fromtimestamp(' ") not in [1,123]:
raise Exception("These should use .utcfromtimestamp()")
def test_no_prints():
skips = [
'/tests/',
'Allura/allura/command/',
'Allura/ldap-setup.py',
'Allura/ldap-userconfig.py',
'Allura/ez_setup/',
'Allura/push_re.py',
'ForgeMail/forgemail/sstress.py',
]
if run(find_py + " | grep -v '" + "' | grep -v '".join(skips) + "' | xargs grep -v '^ *#' | grep 'print ' | grep -E -v '(pprint|#pragma: ?printok)' ") != 1:
raise Exception("These should use logging instead of print")
def test_no_tabs():
if run(find_py + " | xargs grep ' ' ") not in [1,123]:
raise Exception('These should not use tab chars')