"""Unit tests for plugin-contributed sidebar nav collection."""
import types

from steward.core import plugin_manager as pm


def _mod(nav):
    """A stand-in plugin module; omit get_nav by passing nav=None."""
    m = types.SimpleNamespace()
    if nav is not None:
        m.get_nav = lambda: nav
    return m


def test_collect_and_get(monkeypatch):
    monkeypatch.setattr(pm, "_PLUGIN_NAV", [])
    pm._collect_plugin_nav("docker", _mod([{"label": "Docker", "href": "/plugins/docker/"}]))
    assert pm.get_plugin_nav() == [
        {"plugin": "docker", "label": "Docker", "href": "/plugins/docker/", "section": "Infrastructure"}
    ]


def test_missing_hook_is_noop(monkeypatch):
    monkeypatch.setattr(pm, "_PLUGIN_NAV", [])
    pm._collect_plugin_nav("x", _mod(None))
    assert pm.get_plugin_nav() == []


def test_reload_replaces_same_plugin_entries(monkeypatch):
    monkeypatch.setattr(pm, "_PLUGIN_NAV", [])
    pm._collect_plugin_nav("docker", _mod([{"label": "Docker", "href": "/old"}]))
    pm._collect_plugin_nav("docker", _mod([{"label": "Docker", "href": "/new"}]))
    assert [e["href"] for e in pm.get_plugin_nav() if e["plugin"] == "docker"] == ["/new"]


def test_malformed_item_skipped(monkeypatch):
    monkeypatch.setattr(pm, "_PLUGIN_NAV", [])
    pm._collect_plugin_nav("x", _mod([{"label": "NoHref"}, {"label": "Ok", "href": "/ok"}]))
    assert [e["href"] for e in pm.get_plugin_nav()] == ["/ok"]


def test_raising_hook_skipped(monkeypatch):
    monkeypatch.setattr(pm, "_PLUGIN_NAV", [])

    def boom():
        raise RuntimeError("nope")

    pm._collect_plugin_nav("x", types.SimpleNamespace(get_nav=boom))
    assert pm.get_plugin_nav() == []


def test_get_plugin_nav_sorted_by_section_then_label(monkeypatch):
    monkeypatch.setattr(pm, "_PLUGIN_NAV", [])
    pm._collect_plugin_nav("traefik", _mod([{"label": "Traefik", "href": "/t"}]))
    pm._collect_plugin_nav("docker", _mod([{"label": "Docker", "href": "/d"}]))
    # Same default section → sorted by label.
    assert [e["label"] for e in pm.get_plugin_nav()] == ["Docker", "Traefik"]