picologging/tests/unit/test_picologging.py at 9ff7dcd833c134f4b3c6e529f7dd6f61b2ba89e3 · microsoft/picologging · GitHub

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import sys

import pytest

import picologging
from picologging.handlers import BufferingHandler

levels = [
    (picologging.DEBUG, "DEBUG"),
    (picologging.INFO, "INFO"),
    (picologging.WARNING, "WARNING"),
    (picologging.ERROR, "ERROR"),
    (picologging.CRITICAL, "CRITICAL"),
    (picologging.NOTSET, "NOTSET"),
]


@pytest.mark.parametrize("level, level_name", levels)
def test_getlevelname(level, level_name):
    assert picologging.getLevelName(level) == level_name
    assert picologging.getLevelName(level_name) == level


def test_value_error_invalid_string_names():
    with pytest.raises(ValueError):
        assert picologging.getLevelName("EXample") == "Level EXample"


junk_level_names = [None, 3.2, (), [], {}, 100]


@pytest.mark.parametrize("level", junk_level_names)
def test_getlevelname_invalid_level(level):
    with pytest.raises((TypeError, ValueError)):
        picologging.getLevelName(level)


def test_root_logger_critical(capsys):
    picologging.root.handlers = []
    picologging.critical("test")

    cap = capsys.readouterr()
    assert cap.out == ""
    assert cap.err == "CRITICAL:root:test\n"


def test_root_logger_fatal(capsys):
    picologging.root.handlers = []
    picologging.fatal("test")

    cap = capsys.readouterr()
    assert cap.out == ""
    assert cap.err == "CRITICAL:root:test\n"


def test_root_logger_error(capsys):
    picologging.root.handlers = []
    picologging.error("test")

    cap = capsys.readouterr()
    assert cap.out == ""
    assert cap.err == "ERROR:root:test\n"


def test_root_logger_exception(capsys):
    picologging.root.handlers = []
    picologging.exception("test", exc_info=Exception("bork bork bork"))

    cap = capsys.readouterr()
    assert cap.out == ""
    assert cap.err == "ERROR:root:test\nException: bork bork bork\n"


def test_root_logger_warning(capsys):
    picologging.root.handlers = []
    picologging.warning("test")

    cap = capsys.readouterr()
    assert cap.out == ""
    assert cap.err == "WARNING:root:test\n"


def test_root_logger_warn(capsys):
    picologging.root.handlers = []
    picologging.warn("test")

    cap = capsys.readouterr()
    assert cap.out == ""
    assert cap.err == "WARNING:root:test\n"


def test_root_logger_info(capsys):
    picologging.root.handlers = []
    picologging.info("test")

    cap = capsys.readouterr()
    assert cap.out == ""
    assert cap.err == ""


def test_root_logger_debug(capsys):
    picologging.root.handlers = []
    picologging.debug("test")

    cap = capsys.readouterr()
    assert cap.out == ""
    assert cap.err == ""


def test_root_logger_log():
    picologging.root.handlers = []
    picologging.log(picologging.DEBUG, "test")


def test_basic_config_with_stream_and_filename_without_handlers():
    picologging.root.handlers = []

    with pytest.raises(ValueError):
        picologging.basicConfig(stream=sys.stderr, filename="log.txt")


def test_basic_config_with_stream_or_filename_with_handlers():
    handler = picologging.StreamHandler(sys.stderr)

    with pytest.raises(ValueError):
        picologging.basicConfig(handlers=[handler], stream=sys.stdout)


def test_basic_config_invalid_style():
    with pytest.raises(ValueError):
        picologging.basicConfig(style="!")


def test_basic_config_with_level():
    picologging.basicConfig(level=picologging.INFO)
    assert picologging.root.level == picologging.INFO


def test_basic_config_invalid_arguments():
    picologging.root.handlers = []
    with pytest.raises(ValueError):
        picologging.basicConfig(invalid_argument="value")


def test_make_log_record():
    log_record = picologging.makeLogRecord({"levelno": picologging.WARNING})

    assert log_record.levelno == picologging.WARNING


@pytest.mark.parametrize("encoding", ["utf-8", None])
def test_basic_config_encoding(encoding):
    picologging.basicConfig(filename="test.txt", encoding=encoding)


def test_shutdown():
    handler = BufferingHandler(capacity=1)
    logger = picologging.getLogger("test")
    logger.setLevel(picologging.DEBUG)
    logger.addHandler(handler)
    logger.debug("test")

    picologging.shutdown()

    assert handler.buffer == []