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130 lines
4.3 KiB
Python
130 lines
4.3 KiB
Python
import logging
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from datetime import UTC, datetime
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from io import StringIO
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from EvoScientist.logging_config import (
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DailyLogFileHandler,
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configure_console_logging,
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configure_daily_file_logging,
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configure_logging,
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default_log_dir,
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resolve_log_level,
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)
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def test_daily_log_file_handler_uses_dated_active_file(tmp_path):
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handler = DailyLogFileHandler(tmp_path, prefix="evoscientist", retention_days=30)
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logger = logging.getLogger("tests.daily_log_file_handler")
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logger.handlers.clear()
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logger.propagate = False
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logger.setLevel(logging.INFO)
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logger.addHandler(handler)
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logger.info("hello")
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handler.close()
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today = datetime.now().strftime("%Y-%m-%d")
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assert (tmp_path / f"evoscientist-{today}.log").read_text(encoding="utf-8").strip()
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def test_daily_log_file_handler_keeps_latest_retention_days(tmp_path):
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for day in range(1, 33):
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(tmp_path / f"evoscientist-2026-01-{day:02d}.log").write_text(
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"x", encoding="utf-8"
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)
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handler = DailyLogFileHandler(tmp_path, prefix="evoscientist", retention_days=30)
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handler._delete_expired_logs()
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handler.close()
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remaining = sorted(path.name for path in tmp_path.glob("evoscientist-*.log"))
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assert len(remaining) == 30
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assert remaining[0] == "evoscientist-2026-01-03.log"
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def test_configure_daily_file_logging_replaces_matching_handler(tmp_path):
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logger = logging.getLogger("tests.configure_daily_file_logging")
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logger.handlers.clear()
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logger.propagate = False
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first = configure_daily_file_logging(logger, log_dir=tmp_path)
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second = configure_daily_file_logging(logger, log_dir=tmp_path)
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try:
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handlers = [h for h in logger.handlers if isinstance(h, DailyLogFileHandler)]
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assert handlers == [second]
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assert first.stream is None
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finally:
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for handler in logger.handlers[:]:
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logger.removeHandler(handler)
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handler.close()
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def test_configure_logging_replaces_only_managed_handlers(tmp_path):
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logger = logging.getLogger("tests.configure_logging")
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logger.handlers.clear()
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logger.propagate = False
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external = logging.NullHandler()
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logger.addHandler(external)
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configure_logging(logger, log_dir=tmp_path, level="debug")
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configure_logging(logger, log_dir=tmp_path, level="info")
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try:
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daily_handlers = [h for h in logger.handlers if isinstance(h, DailyLogFileHandler)]
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stream_handlers = [
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h
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for h in logger.handlers
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if isinstance(h, logging.StreamHandler)
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and not isinstance(h, DailyLogFileHandler)
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]
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assert external in logger.handlers
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assert len(daily_handlers) == 1
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assert len(stream_handlers) == 1
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assert logger.level == logging.INFO
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finally:
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for handler in logger.handlers[:]:
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logger.removeHandler(handler)
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handler.close()
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def test_configure_console_logging_emits_to_stream():
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logger = logging.getLogger("tests.configure_console_logging")
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logger.handlers.clear()
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logger.propagate = False
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stream = StringIO()
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configure_console_logging(logger, level="INFO", stream=stream)
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try:
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logger.info("hello")
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assert "tests.configure_console_logging: hello" in stream.getvalue()
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finally:
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for handler in logger.handlers[:]:
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logger.removeHandler(handler)
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handler.close()
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def test_resolve_log_level_accepts_alias_numeric_and_fallback():
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assert resolve_log_level("warn") == logging.WARNING
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assert resolve_log_level("10") == logging.DEBUG
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assert resolve_log_level("", default=logging.ERROR) == logging.ERROR
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assert resolve_log_level("not-a-level", default=logging.CRITICAL) == logging.CRITICAL
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def test_daily_log_file_handler_supports_utc(tmp_path):
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handler = DailyLogFileHandler(tmp_path, utc=True)
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try:
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today_utc = datetime.now(UTC).strftime("%Y-%m-%d")
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assert handler.active_log_path.name == f"evoscientist-{today_utc}.log"
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finally:
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handler.close()
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def test_default_log_dir_uses_current_data_dir(monkeypatch, tmp_path):
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import EvoScientist.paths as paths
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monkeypatch.delenv("EVOSCIENTIST_LOG_DIR", raising=False)
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monkeypatch.setattr(paths, "DATA_DIR", tmp_path / "data")
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assert default_log_dir() == tmp_path / "data" / "logs"
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