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import sys
from backcall import callback_prototype
@callback_prototype
def msg_callback(a, b, c, d=None, e=None, f=None):
pass
def test_all_args():
@msg_callback.adapt
def thingy1(q, w, s, d, e, f):
return q, w, s, d, e, f
assert not getattr(thingy1, '__wrapped__', None)
assert thingy1('A', 'B', 'C', d='D', e='E', f='F') == tuple('ABCDEF')
if sys.version_info[0] >= 3:
exec("@msg_callback.adapt\n"
"def thingy2(t, *, d=None):\n"
" return t, d")
def test_some_args_kwonly():
assert getattr(thingy2, '__wrapped__', None)
assert thingy2('A', 'B', 'C', d='D', e='E', f='F') == ('A', 'D')
def test_some_args_defaults():
@msg_callback.adapt
def thingy2b(t, d=None):
return t, d
assert getattr(thingy2b, '__wrapped__', None)
assert thingy2b('A', 'B', 'C', d='D', e='E', f='F') == ('A', 'D')
def test_no_args():
@msg_callback.adapt
def thingy3():
return 'Success'
assert getattr(thingy3, '__wrapped__', None)
assert thingy3('A', 'B', 'C', d='D', e='E', f='F') == 'Success'
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