City-Lifeline-Cockpit/tests/cockpit-video/contract.mjs

import test from 'node:test'
import assert from 'node:assert/strict'
import { createVideoLiveSession } from '../../src/modules/cockpit/services/videoLiveSession.js'

// 后端 CockpitVideoService.preparedResult 只回 sessionId/status/mode/media，
// 不含 deviceCode。真实链路必须能接受这个契约，不能误判成"设备不匹配"。
const prepared = (code) => ({ deviceCode: code, sessionId: 'session-x', sessionToken: 'owner-x', mode: 'LIVE', status: 'PREPARED' })
const liveWithoutDeviceCode = { sessionId: 'session-x', status: 'ACTIVE', mode: 'LIVE',
    media: { native: true, url: 'https://media.invalid/live.mp4' } }

test('the real prepared-live payload without deviceCode still starts one active video', async () => {
    const updates = [], releases = []
    const live = createVideoLiveSession({
        prepare: async (code) => prepared(code),
        start: async () => liveWithoutDeviceCode,
        status: async () => liveWithoutDeviceCode,
        heartbeat: async () => {},
        stop: async (session) => { releases.push(session.sessionId); return { sessionId: session.sessionId, status: 'STOPPED' } },
    }, (patch) => updates.push(patch))
    try {
        await live.start('CAM/契约')
        assert.ok(updates.some((patch) => patch.media?.url === 'https://media.invalid/live.mp4'),
            '真实后端不回 deviceCode 时也必须进入播放，而不是被判为设备不匹配')
        assert.deepEqual(releases, [], '正常启动不得触发释放')
    } finally { await live.dispose() }
})