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# Copyright 2011-2012 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
from itertools import chain
from portage.const import PORTAGE_PYM_PATH, PORTAGE_PYM_PACKAGES
from portage.tests import TestCase
from portage import os
from portage import _encodings
from portage import _unicode_decode
class ImportModulesTestCase(TestCase):
def testImportModules(self):
expected_failures = frozenset(())
iters = (
self._iter_modules(os.path.join(PORTAGE_PYM_PATH, x))
for x in PORTAGE_PYM_PACKAGES
)
for mod in chain(*iters):
try:
__import__(mod)
except ImportError as e:
if mod not in expected_failures:
self.assertTrue(False, f"failed to import '{mod}': {e}")
del e
def _iter_modules(self, base_dir):
for parent, dirs, files in os.walk(base_dir):
parent = _unicode_decode(parent, encoding=_encodings["fs"], errors="strict")
parent_mod = parent[len(PORTAGE_PYM_PATH) + 1 :]
parent_mod = parent_mod.replace("/", ".")
for x in files:
x = _unicode_decode(x, encoding=_encodings["fs"], errors="strict")
if x[-3:] != ".py":
continue
x = x[:-3]
if x[-8:] == "__init__":
x = parent_mod
else:
x = parent_mod + "." + x
yield x
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