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# This file is part of Hypothesis, which may be found at
# https://github.com/HypothesisWorks/hypothesis/
#
# Copyright the Hypothesis Authors.
# Individual contributors are listed in AUTHORS.rst and the git log.
#
# This Source Code Form is subject to the terms of the Mozilla Public License,
# v. 2.0. If a copy of the MPL was not distributed with this file, You can
# obtain one at https://mozilla.org/MPL/2.0/.
from inspect import Parameter
import pytest
from hypothesis import strategies as st
from hypothesis.strategies._internal.utils import _strategies
from tests.common.arguments import argument_validation_test, e
BAD_ARGS = []
def adjust(ex, **kwargs):
f, a, b = ex
b = dict(b)
b.update(kwargs)
BAD_ARGS.append((f, a, b))
for ex in [
e(st.lists, st.integers()),
e(st.sets, st.integers()),
e(st.frozensets, st.integers()),
e(st.dictionaries, st.integers(), st.integers()),
e(st.text),
e(st.binary),
]:
adjust(ex, min_size=-1)
adjust(ex, max_size=-1)
adjust(ex, min_size="no")
adjust(ex, max_size="no")
BAD_ARGS.extend([e(st.lists, st.nothing(), unique=True, min_size=1)])
test_raise_invalid_argument = argument_validation_test(BAD_ARGS)
@pytest.mark.parametrize("name", sorted(_strategies))
def test_consistent_with_api_guide_on_kwonly_args(name):
# Enforce our style-guide: if it has a default value, it should be
# keyword-only with a very few exceptions.
for arg in _strategies[name].parameters.values():
assert (
arg.default == Parameter.empty
or arg.kind != Parameter.POSITIONAL_OR_KEYWORD
or arg.name in ("min_value", "max_value", "subtype_strategy", "columns")
or name in ("text", "range_indexes", "badly_draw_lists", "write_pattern")
), f"need kwonly args in {name}"
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