core-lightning/contrib/pylightning/lightning/test_plugin.py
Christian Decker 8de1a85ac0 pylightning: Exception if we have unfulfilled positional arguments
This caused me to backtrack quite a bit, so this should help debugging
in the future.

Signed-off-by: Christian Decker <decker.christian@gmail.com>
2019-02-22 02:59:36 +00:00

71 lines
1.9 KiB
Python

from .plugin import Plugin, Request
import itertools
import pytest
def test_positional_inject():
p = Plugin()
rdict = Request(
plugin=p,
req_id=1,
method='func',
params={'a': 1, 'b': 2, 'kwa': 3, 'kwb': 4}
)
rarr = Request(
plugin=p,
req_id=1,
method='func',
params=[1, 2, 3, 4],
)
def pre_args(plugin, a, b, kwa=3, kwb=4):
assert (plugin, a, b, kwa, kwb) == (p, 1, 2, 3, 4)
def in_args(a, plugin, b, kwa=3, kwb=4):
assert (plugin, a, b, kwa, kwb) == (p, 1, 2, 3, 4)
def post_args(a, b, plugin, kwa=3, kwb=4):
assert (plugin, a, b, kwa, kwb) == (p, 1, 2, 3, 4)
def post_kwargs(a, b, kwa=3, kwb=4, plugin=None):
assert (plugin, a, b, kwa, kwb) == (p, 1, 2, 3, 4)
def in_multi_args(a, request, plugin, b, kwa=3, kwb=4):
assert request in [rarr, rdict]
assert (plugin, a, b, kwa, kwb) == (p, 1, 2, 3, 4)
def in_multi_mix_args(a, plugin, b, request=None, kwa=3, kwb=4):
assert request in [rarr, rdict]
assert (plugin, a, b, kwa, kwb) == (p, 1, 2, 3, 4)
def extra_def_arg(a, b, c, d, e=42):
""" Also uses a different name for kwa and kwb
"""
assert (a, b, c, d, e) == (1, 2, 3, 4, 42)
def count(plugin, count, request):
assert count == 42 and plugin == p
funcs = [pre_args, in_args, post_args, post_kwargs, in_multi_args]
for func, request in itertools.product(funcs, [rdict, rarr]):
p._exec_func(func, request)
p._exec_func(extra_def_arg, rarr)
p._exec_func(count, Request(
plugin=p,
req_id=1,
method='func',
params=[42],
))
# This should fail since it is missing one positional argument
with pytest.raises(ValueError):
p._exec_func(count, Request(
plugin=p,
req_id=1,
method='func',
params=[])
)