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from __future__ import print_function
import unittest
import inspect
import types
import wrapt
from compat import PY2, PY3, exec_
DECORATORS_CODE = """
import wrapt
def prototype(arg1, arg2, *, arg3=None, **kwargs): pass
@wrapt.decorator(adapter=prototype)
def adapter1(wrapped, instance, args, kwargs):
'''adapter documentation'''
return wrapped(*args, **kwargs)
"""
decorators = types.ModuleType('decorators')
exec_(DECORATORS_CODE, decorators.__dict__, decorators.__dict__)
def function1(arg1, arg2):
'''documentation'''
return arg1, arg2
function1o = function1
@decorators.adapter1
def function1(arg1, arg2):
'''documentation'''
return arg1, arg2
function1d = function1
class TestArgumentSpecification(unittest.TestCase):
def test_getfullargspec(self):
# Test preservation of function argument specification. It
# actually needs to match that of the adapter function the
# prototype of which was supplied via the dummy function.
def _adapter(arg1, arg2, *, arg3=None, **kwargs): pass
function1a_argspec = inspect.getfullargspec(_adapter)
function1d_argspec = inspect.getfullargspec(function1d)
self.assertEqual(function1a_argspec, function1d_argspec)
def test_signature(self):
# Test preservation of function argument specification. It
# actually needs to match that of the adapter function the
# prototype of which was supplied via the dummy function.
if PY2:
return
def _adapter(arg1, arg2, *, arg3=None, **kwargs): pass
function1a_signature = str(inspect.signature(_adapter))
function1d_signature = str(inspect.signature(function1d))
self.assertEqual(function1a_signature, function1d_signature)
if __name__ == '__main__':
unittest.main()
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