"""Regression tests for pypa/packaging caddy-feeds#4: ⚡️ Speed up function `is_excluded` by 17,376%

Generated by Breakwater. Each test passed on the base commit and failed on the head commit when
generated; it pins the old behaviour.
"""


def test_caddy_feeds_4_p2_outcome_0():
    """Breakwater P2: base behaviour pinned (found by differential testing; label: likely-bug)."""
    from ip import is_excluded
    is_excluded([':'])  # base returns normally