Test the signature producing strategy.
"""
# isort: STDLIB
import unittest
from os import environ, sys
# isort: THIRDPARTY
from hypothesis import HealthCheck, errors, given, settings, strategies
# isort: LOCAL
from hs_dbus_signature import dbus_signatures
from hs_dbus_signature._signature import _CODES
settings.register_profile("tracing", deadline=None)
if sys.gettrace() is not None or environ.get("TRAVIS") is not None:
settings.load_profile("tracing")
@strategies.composite
def dbus_signature_strategy(draw):
"""
Generates any valid dbus signature strategy.
"""
max_codes = draw(strategies.integers(min_value=1, max_value=5))
min_complete_types = draw(strategies.integers(min_value=0, max_value=5))
max_complete_types = draw(
strategies.one_of(
strategies.integers(min_value=min_complete_types, max_value=5),
strategies.none(),
)
# isort: THIRDPARTY
import dbus
from hypothesis import HealthCheck, example, given, settings, strategies
# isort: FIRSTPARTY
from dbus_signature_pyparsing import Parser
from hs_dbus_signature import dbus_signatures
# isort: LOCAL
from into_dbus_python import signature, xformer, xformers
from into_dbus_python._errors import IntoDPUnexpectedValueError
settings.register_profile(
"tracing", deadline=None, suppress_health_check=[HealthCheck.too_slow]
)
if sys.gettrace() is not None:
settings.load_profile("tracing")
# Omits h, unix fd, because it is unclear what are valid fds for dbus
SIGNATURE_STRATEGY = dbus_signatures(max_codes=20, blacklist="h")
OBJECT_PATH_STRATEGY = strategies.builds(
"/".__add__,
strategies.builds(
"/".join,
strategies.lists(
strategies.text(
alphabet=list(
string.digits
+ string.ascii_uppercase
+ string.ascii_lowercase