"""Tier 4 — stress tests for knowtation MCP."""

from __future__ import annotations

import pathlib
import time

import pytest

from muse.mcp.namespaces.knowtation import KnowtationNamespace
from muse.plugins.knowtation.search import hybrid_search


@pytest.fixture
def smoke_root() -> pathlib.Path:
    return pathlib.Path("/Users/aaronrenecarvajal/MUSE_HUB/knowtation-vault-smoke")


def test_search_respects_top_k_clamp(smoke_root: pathlib.Path) -> None:
    out = hybrid_search(smoke_root, "note", top_k=100, mode="lexical")
    assert len(out["results"]) <= 100


def test_graph_on_smoke_vault(smoke_root: pathlib.Path) -> None:
    ns = KnowtationNamespace(smoke_root)
    start = time.monotonic()
    graph = ns.read_resource("knowtation://graph")
    elapsed = time.monotonic() - start
    assert graph["notes_indexed"] >= 1
    assert elapsed < 10.0


def test_daily_brief_prompt_large_window(smoke_root: pathlib.Path) -> None:
    ns = KnowtationNamespace(smoke_root)
    p = ns.get_prompt("vault/daily-brief", {"since_hours": 168})
    assert p["messages"]