Function test_non_overlapping_windows

tests/test_shadow.py:29–36

Evaluation fires once per eval_window batch, not on every request.

()

def test_non_overlapping_windows():
    """Evaluation fires once per eval_window batch, not on every request."""
    tracker = ShadowTracker(eval_window=5, promote_after=10, min_improvement=-1.0)
    # Fill 12 records — should fire exactly 2 evaluations (at 5 and 10)
    for i in range(12):
        _record(tracker, a_pred=0, b_pred=0, c_pred=0, ens_tier=0, gold=0)
    # After draining 2 batches of 5, 2 remain pending
    assert tracker.record_count == 2


def test_promotion_after_consecutive_wins():