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59 lines
2.0 KiB
Python
59 lines
2.0 KiB
Python
"""Unit tests for logging configuration."""
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from __future__ import annotations
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import logging
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from collections.abc import Generator
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from pathlib import Path
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from unittest.mock import patch
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import pytest
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from grm.logging_config import get_logger
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@pytest.fixture(autouse=True)
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def _cleanup_loggers() -> Generator[None, None, None]:
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"""Remove test loggers after each test to prevent state leakage."""
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yield
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for name in list(logging.Logger.manager.loggerDict.keys()):
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if name.startswith("test_"):
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logger = logging.getLogger(name)
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logger.handlers.clear()
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del logging.Logger.manager.loggerDict[name]
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class TestGetLogger:
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def test_returns_logger(self, tmp_path: Path) -> None:
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with patch("grm.logging_config.Path.home", return_value=tmp_path):
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logger = get_logger("test_returns_logger")
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assert isinstance(logger, logging.Logger)
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assert logger.name == "test_returns_logger"
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assert len(logger.handlers) == 1 # file only
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def test_caches_same_instance(self, tmp_path: Path) -> None:
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with patch("grm.logging_config.Path.home", return_value=tmp_path):
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logger1 = get_logger("test_caches_same")
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logger2 = get_logger("test_caches_same")
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assert logger1 is logger2
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def test_file_handler_writes(self, tmp_path: Path) -> None:
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with patch("grm.logging_config.Path.home", return_value=tmp_path):
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logger = get_logger("test_file_writes")
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logger.info("hello from test")
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log_file = tmp_path / ".local" / "state" / "grm" / "logs" / "grm.log"
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assert log_file.exists()
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content = log_file.read_text()
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assert "hello from test" in content
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assert "INFO" in content
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def test_only_file_handler(self, tmp_path: Path) -> None:
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with patch("grm.logging_config.Path.home", return_value=tmp_path):
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logger = get_logger("test_only_file")
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assert len(logger.handlers) == 1
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assert isinstance(logger.handlers[0], logging.FileHandler)
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