haddock3 / data /tests /test_liblog.py
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"""Test liblog."""
import argparse
from logging import FileHandler, StreamHandler
import pytest
from haddock import log
from haddock.libs import liblog
@pytest.mark.parametrize(
"func",
[
liblog.add_sysout_handler,
liblog.add_logfile_handler,
],
)
def test_add_handlers(func):
"""Test add handlers functions."""
log.handlers.clear()
func(log)
log.info("something")
assert len(log.handlers) == 1
def test_dics_keys():
"""Test log levels are okay in dics."""
a = list(liblog.log_formatters.keys())
b = list(liblog.log_levels.keys())
assert a == b
assert len(a) == 5
@pytest.mark.parametrize("key", liblog.log_levels.keys())
def test_add_loglevel_arg(key):
"""Test adds log level argument to CLI."""
ap = argparse.ArgumentParser()
liblog.add_loglevel_arg(ap)
cmd = ap.parse_args(f"--log-level {key}".split())
assert cmd.log_level
def test_add_loglevel_arg_error():
"""Test adds log level argument to CLI."""
ap = argparse.ArgumentParser()
liblog.add_loglevel_arg(ap)
with pytest.raises(SystemExit) as err:
ap.parse_args("--log-level BAD".split())
assert err.value.code == 2
def test_close_logfile_handlers(tmp_path):
"""File handlers are closed and detached, stream handlers are kept."""
log.handlers.clear()
logfile = tmp_path / "log"
liblog.add_sysout_handler(log)
liblog.add_logfile_handler(log, stream=str(logfile))
log.info("something")
file_handlers = [h for h in log.handlers if isinstance(h, FileHandler)]
assert len(file_handlers) == 1
liblog.close_logfile_handlers(log)
# No FileHandler remains, the StreamHandler is untouched.
assert not any(isinstance(h, FileHandler) for h in log.handlers)
assert any(isinstance(h, StreamHandler) for h in log.handlers)
# The underlying file descriptor has been released.
assert file_handlers[0].stream is None or file_handlers[0].stream.closed