pulumi/sdk/python/lib/test/helpers.py

51 lines
1.5 KiB
Python

# Copyright 2016-2021, Pulumi Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
import functools
import pytest
def supress_unobserved_task_logging():
"""Suppresses logs about faulted unobserved tasks. This is similar to
Python Pulumi user programs. See rationale in
`sdk/python/cmd/pulumi-language-python-exec`.
This scope of this setting necessarily bleeds beyond this test; it
has to do so because the undesired logs appear after the entire
`pytest` program terminates, not after a particular module
terminates.
"""
logging.getLogger("asyncio").setLevel(logging.CRITICAL)
# If calling code imports this module to use `raises`, it probably needs this.
supress_unobserved_task_logging()
def raises(exception_type):
"""Decorates a test by wrapping its body in `pytest.raises`."""
def decorator(fn):
@functools.wraps(fn)
def wrapper(*args, **kwargs):
with pytest.raises(exception_type):
return fn(*args, **kwargs)
return wrapper
return decorator