"""The dashboard SNMP widget (#5255, milestone 491): a verdict, devices not
answering first with since when, status in words, two readings in units."""
from datetime import datetime, timedelta, timezone

from tests._templates import render_plugin_template


def _dev(name, reach, ok_minutes=None, key=()):
    now = datetime.now(timezone.utc)
    return {"id": f"id-{name}", "name": name, "reach": reach, "says": "No reply.",
            "polled_at": now - timedelta(seconds=30),
            "ok_at": now - timedelta(minutes=ok_minutes) if ok_minutes is not None else None,
            "key": [{"name": n, "text": t} for n, t in key]}


async def test_a_silent_device_leads_with_since_when(app):
    devices = [_dev("ups", "down", 14, [("Charge", "100%")]), _dev("printer", "pending"),
               _dev("switch", "up", 1, [("Uptime", "12d 4h")])]
    async with app.test_request_context("/plugins/snmp/widget"):
        page = await render_plugin_template(app, "snmp", "snmp/widget.html", devices=devices, more=0,
                                            counts={"down": 1, "stale": 0, "pending": 1, "up": 1}, total=3)
    page = " ".join(page.split())
    assert "ups isn't answering." in page and "no reply since" in page and ">14m ago<" in page
    assert page.count("<th>Device</th>") == 1
    assert page.index('title="ups"') < page.index('title="printer"') < page.index('title="switch"')
    assert "not polled yet" in page and "Uptime</span> 12d 4h" in page


async def test_all_answering_says_so(app):
    async with app.test_request_context("/plugins/snmp/widget"):
        page = await render_plugin_template(app, "snmp", "snmp/widget.html",
                                            devices=[_dev("switch", "up", 1)], more=0,
                                            counts={"down": 0, "stale": 0, "pending": 0, "up": 1}, total=1)
        empty = await render_plugin_template(app, "snmp", "snmp/widget.html", devices=[], more=0,
                                             counts={}, total=0)
    assert "All 1 device answering." in page and "—" in page
    assert "No SNMP devices yet." in empty