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"""Tests of skipped field log message filtering"""
import logging
import os
import fiona
from fiona.logutils import LogFiltering, FieldSkipLogFilter
def test_filtering(caplog):
"""Test that ordinary log messages pass"""
logger = logging.getLogger()
with LogFiltering(logger, FieldSkipLogFilter()):
logger.warning("Attention!")
logger.warning("Skipping field 1")
logger.warning("Skipping field 2")
logger.warning("Danger!")
logger.warning("Skipping field 1")
assert len(caplog.records) == 4
assert caplog.records[0].getMessage() == "Attention!"
assert caplog.records[1].getMessage() == "Skipping field 1"
assert caplog.records[2].getMessage() == "Skipping field 2"
assert caplog.records[3].getMessage() == "Danger!"
def test_skipping_slice(caplog, data_dir):
"""Collection filters out all but one warning message"""
with fiona.open(os.path.join(data_dir, "issue627.geojson")) as src:
results = list(src)
assert len(results) == 3
assert not any(['skip_me' in f['properties'] for f in results])
assert len([rec for rec in caplog.records if rec.getMessage().startswith('Skipping')]) == 1
def test_skipping_list(caplog, data_dir):
"""Collection filters out all but one warning message"""
with fiona.open(os.path.join(data_dir, "issue627.geojson")) as src:
results = list(src)
assert len(results) == 3
assert not any(['skip_me' in f['properties'] for f in results])
assert len([rec for rec in caplog.records if rec.getMessage().startswith('Skipping')]) == 1
def test_log_filter_exception(caplog):
"""FieldSkipLogFilter handles exceptions from log.exception()."""
logger = logging.getLogger()
with LogFiltering(logger, FieldSkipLogFilter()):
logger.exception(ValueError("Oh no"))
assert len(caplog.records) == 1
assert caplog.records[0].getMessage() == "Oh no"
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