import assert from 'node:assert/strict'
import { spawnSync } from 'node:child_process'
import { fileURLToPath } from 'node:url'
const fixture = new URL('./t56-live-fixture.mjs', import.meta.url).href
const verifier = fileURLToPath(new URL('./t56-latest-live.mjs', import.meta.url))
const cases = [
    ['normal', null], ['zero', null], ['missing', null],
    ['wrong-unit', /source unit mismatch/],
    ['wrong-node', /Source node identity mismatch/],
    ['invalid-time', /invalid source timestamp/],
    ['phantom-temperature', /Missing real source metric ENV_NODE_2_TEMPERATURE/],
    ['no-source', /Node 2: no source must not produce a reading/],
]
for (const [scenario, expectedFailure] of cases) {
    const result = spawnSync(process.execPath, ['--import', fixture, verifier, 'http://fixture.invalid/api/cockpit/v1'], {
        encoding: 'utf8', timeout: 15000, env: { ...process.env, T56_LIVE_SCENARIO: scenario },
    })
    assert.ifError(result.error)
    assert.equal(result.status, expectedFailure ? 1 : 0, `${scenario}: ${result.stderr}`)
    if (expectedFailure) assert.match(result.stderr, expectedFailure, `${scenario}: failure must identify the actual assertion`)
    console.log(`PASS ${scenario}: ${expectedFailure ? 'expected assertion caught' : 'source readings match'}`)
}
console.log(`PASS live-verifier guards: ${cases.length}/${cases.length} offline transport scenarios`)