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import functools
import inspect
import unittest
from pecan import expose
from pecan import util
class TestArgSpec(unittest.TestCase):
@property
def controller(self):
class RootController(object):
@expose()
def index(self, a, b, c=1, *args, **kwargs):
return 'Hello, World!'
return RootController()
def test_no_decorator(self):
expected = inspect.getargspec(self.controller.index.__func__)
actual = util.getargspec(self.controller.index.__func__)
assert expected == actual
def test_simple_decorator(self):
def dec(f):
return f
expected = inspect.getargspec(self.controller.index.__func__)
actual = util.getargspec(dec(self.controller.index.__func__))
assert expected == actual
def test_simple_wrapper(self):
def dec(f):
@functools.wraps(f)
def wrapped(*a, **kw):
return f(*a, **kw)
return wrapped
expected = inspect.getargspec(self.controller.index.__func__)
actual = util.getargspec(dec(self.controller.index.__func__))
assert expected == actual
def test_multiple_decorators(self):
def dec(f):
@functools.wraps(f)
def wrapped(*a, **kw):
return f(*a, **kw)
return wrapped
expected = inspect.getargspec(self.controller.index.__func__)
actual = util.getargspec(dec(dec(dec(self.controller.index.__func__))))
assert expected == actual
def test_decorator_with_args(self):
def dec(flag):
def inner(f):
@functools.wraps(f)
def wrapped(*a, **kw):
return f(*a, **kw)
return wrapped
return inner
expected = inspect.getargspec(self.controller.index.__func__)
actual = util.getargspec(dec(True)(self.controller.index.__func__))
assert expected == actual
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