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#
# Copyright (C) 2019 Bloomberg Finance LP
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library. If not, see <http://www.gnu.org/licenses/>.
import os
from unittest.mock import MagicMock
from types import MethodType
from contextlib import contextmanager
from buildstream._context import Context
from buildstream._state import _Task
# Handle messages from the pipeline
def _dummy_message_handler(message, is_silenced):
pass
@contextmanager
def _get_dummy_task(self, activity_name, *, element_name=None, full_name=None, silent_nested=False):
yield MagicMock(spec=_Task("state", activity_name, full_name, 0))
# dummy_context()
#
# Context manager to create minimal context for tests.
#
# Args:
# config (filename): The configuration file, if any
#
@contextmanager
def dummy_context(*, config=None):
with Context() as context:
if not config:
config = os.devnull
context.load(config=config)
context.messenger.set_message_handler(_dummy_message_handler)
context.messenger.simple_task = MethodType(_get_dummy_task, context.messenger)
yield context
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