"""Tests para extract_obsidian_wikilinks."""

from extract_obsidian_wikilinks import extract_obsidian_wikilinks


def test_links_basicos_y_normalizacion():
    body = (
        "See [[Note A]] and [[Note B|the second]] plus [[Note A#Section]] "
        "and [[Note C#^block123]]."
    )
    links = extract_obsidian_wikilinks(body)
    assert links == ["Note A", "Note B", "Note C"]


def test_incluye_embeds():
    body = "Text [[Note A]] and embed ![[diagram.png]] and ![[Note D]]."
    links = extract_obsidian_wikilinks(body)
    assert links == ["Note A", "diagram.png", "Note D"]


def test_dedup_preserva_orden():
    body = "[[Z]] [[A]] [[Z]] [[A|alias]] [[B]]"
    links = extract_obsidian_wikilinks(body)
    assert links == ["Z", "A", "B"]


def test_alias_y_heading_combinados():
    body = "[[Note E#Heading|Custom Alias]]"
    links = extract_obsidian_wikilinks(body)
    assert links == ["Note E"]


def test_whitespace_se_strippa():
    body = "[[  spaced note  |alias]] and [[ tight ]]"
    links = extract_obsidian_wikilinks(body)
    assert links == ["spaced note", "tight"]


def test_sin_links():
    assert extract_obsidian_wikilinks("no links here") == []


def test_body_vacio():
    assert extract_obsidian_wikilinks("") == []