"""Builtin (non-removable core) plugin handling (SPEC §11 / §12)."""

from __future__ import annotations

import pytest

from app.plugins import loader
from app.plugins.sdk import Plugin


def test_builtin_defaults_false() -> None:
    assert Plugin(name="filters", version="1").builtin is False
    assert Plugin(name="calendar", version="1", builtin=True).builtin is True


def test_assert_removable_blocks_builtin() -> None:
    loader.set_plugins_for_test(
        [
            Plugin(name="filters", version="1"),  # removable
            Plugin(name="calendar", version="1", builtin=True),  # core, non-removable
        ]
    )
    assert loader.assert_removable("filters").name == "filters"

    with pytest.raises(loader.PluginRemovalError, match="builtin"):
        loader.assert_removable("calendar")
    with pytest.raises(loader.PluginRemovalError, match="unknown"):
        loader.assert_removable("nope")


def test_builtin_surfaces_in_ui_manifest() -> None:
    from app.plugins.sdk import UiManifest

    loader.set_plugins_for_test(
        [Plugin(name="calendar", version="1", builtin=True, ui_manifest=UiManifest())]
    )
    entry = loader.build_ui_manifest()["plugins"][0]
    assert entry["name"] == "calendar" and entry["builtin"] is True