from chunks.config import ChunkerConfig


def test_default_values():
    c = ChunkerConfig()
    assert c.max_chars == 1200
    assert c.min_chars == 80
    assert c.target_chars == 800
    assert c.context_depth == 3
    assert "indice" in c.skip_headings
    assert c.skip_pre_heading is True
    assert c.merge_short is True
    assert "table" in c.atomic_types
    assert "code" in c.atomic_types


def test_custom_values():
    c = ChunkerConfig(max_chars=2000, min_chars=100, context_depth=2)
    assert c.max_chars == 2000
    assert c.min_chars == 100
    assert c.context_depth == 2


def test_skip_headings_case_insensitive_check():
    c = ChunkerConfig()
    skip_lower = {h.lower() for h in c.skip_headings}
    assert "indice" in skip_lower
    assert "sommario" in skip_lower
    assert "bibliografia" in skip_lower