"""Unit tests for agent_remote_diagnose helpers."""

import sys
from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]
sys.path.insert(0, str(ROOT))

from server.application.agent_diagnose_service import central_status as _central_status, has_agent_monitoring as _has_agent_monitoring


class _Srv:
    def __init__(self, key: str = "", ver: str = "") -> None:
        self.agent_api_key = key
        self.agent_version = ver


def test_has_agent_monitoring():
    assert _has_agent_monitoring(_Srv("nxs-x", "")) is True
    assert _has_agent_monitoring(_Srv("", "2.0.0")) is True
    assert _has_agent_monitoring(_Srv("", "")) is False


def test_central_status():
    hb = {"is_online": "True", "last_heartbeat": "2026-06-09T01:00:00+00:00"}
    assert _central_status(True, hb) == "online"
    hb["is_online"] = "False"
    assert _central_status(True, hb) == "offline"
    assert _central_status(True, None) == "offline"
    assert _central_status(False, None) == "unknown"