ikan Uploader :
Directory : /usr/lib/python3/dist-packages/twisted/python/test/
Upload File : |
| Current File : //usr/lib/python3/dist-packages/twisted/python/test/_deprecatetests.py.3only |
# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
import inspect
from twisted.python.deprecate import _passedSignature
from twisted.trial.unittest import SynchronousTestCase
class KeywordOnlyTests(SynchronousTestCase):
"""
Keyword only arguments (PEP 3102).
"""
def checkPassed(self, func, *args, **kw):
"""
Test an invocation of L{passed} with the given function, arguments, and
keyword arguments.
@param func: A function whose argspec to pass to L{_passed}.
@type func: A callable.
@param args: The arguments which could be passed to L{func}.
@param kw: The keyword arguments which could be passed to L{func}.
@return: L{_passed}'s return value
@rtype: L{dict}
"""
return _passedSignature(inspect.signature(func), args, kw)
def test_passedKeywordOnly(self):
"""
Keyword only arguments follow varargs.
They are specified in PEP 3102.
"""
def func1(*a, b=True):
"""
b is a keyword-only argument, with a default value.
"""
def func2(*a, b=True, c, d, e):
"""
b, c, d, e are keyword-only arguments.
b has a default value.
"""
self.assertEqual(self.checkPassed(func1, 1, 2, 3),
dict(a=(1, 2, 3), b=True))
self.assertEqual(self.checkPassed(func1, 1, 2, 3, b=False),
dict(a=(1, 2, 3), b=False))
self.assertEqual(self.checkPassed(func2,
1, 2, b=False, c=1, d=2, e=3),
dict(a=(1, 2), b=False, c=1, d=2, e=3))
self.assertRaises(TypeError, self.checkPassed,
func2, 1, 2, b=False, c=1, d=2)
Kontol Shell Bypass