hugegraph-python-client/src/tests/api/test_log.py

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you 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.

from logging.handlers import RotatingFileHandler

import pytest
from pyhugegraph.utils.log import init_logger, log

pytestmark = pytest.mark.unit


def test_init_logger_creates_rotating_handler_for_plain_filename(monkeypatch, tmp_path):
    monkeypatch.chdir(tmp_path)
    logger = init_logger(
        "plain.log",
        logger_name="plain-filename-test",
        stdout_logging=False,
    )

    try:
        handler = next(item for item in logger.handlers if isinstance(item, RotatingFileHandler))
        logger.info("plain filename works")
        handler.flush()

        assert (tmp_path / "plain.log").read_text(encoding="utf-8").endswith("plain filename works\n")
    finally:
        for handler in logger.handlers:
            handler.close()
        logger.handlers.clear()
        init_logger.cache_clear()


def test_module_logger_does_not_create_file_handler_on_import():
    assert not any(isinstance(handler, RotatingFileHandler) for handler in log.handlers)
    assert log.propagate is True