def test_kvi_iteration(self):
from AccessControl.ZopeGuards import SafeIter
d = dict(a=1, b=2)
for attr in ("keys", "values", "items"):
v = getattr(d, attr)()
si = SafeIter(v)
self.assertEqual(next(si), next(iter(v)))
def test_guarded_next__3(self):
"""It does not double check if using a `SafeIter`."""
from AccessControl.ZopeGuards import SafeIter
SCRIPT = "next(iter([2411, 123]))"
code, its_globals = self._compile_str(SCRIPT, 'ignored')
its_globals['iterator'] = SafeIter([2411, 123])
sm = SecurityManager()
old = self.setSecurityManager(sm)
try:
exec(code, its_globals)
finally:
self.setSecurityManager(old)
self.assertEqual(
[('validate', ([2411, 123], [2411, 123], None, 2411))], sm.calls)
def guarded_reversed(seq):
return SafeIter(reversed(seq))
# along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # ############################################################################## """ Restricted six module. From restricted python, use "import six" (see patches/Restricted.py). """ import six as _six PY2 = _six.PY2 PY3 = _six.PY3 moves = _six.moves text_type = _six.text_type binary_type = _six.binary_type string_types = _six.string_types integer_types = _six.integer_types # ContainerAssertions cannot be used here (like for dict) because the following # functions are defined on `six` module directly and ContainerAssertions has a # type() as key from Products.ERP5Type.patches.Restricted import SafeIterItems iteritems = lambda d: SafeIterItems(_six.iteritems(d), d) from AccessControl.ZopeGuards import SafeIter iterkeys = lambda d: SafeIter(_six.iterkeys(d), d) itervalues = lambda d: SafeIter(_six.itervalues(d), d) from AccessControl.ZopeGuards import safe_builtins as _safe_builtins _safe_builtins['xrange'] = _six.moves.xrange