Files
hermes-agent/tests-js/renderer-syntax-node.test.mjs
teknium1 a994f7e690 test(desktop): pin the chunk checker's bundle/harness verdict
A failure of the check itself (no Node, no VM module API) must never be
reported as a broken renderer chunk; assert the kind, not just the text.
2026-10-01 15:28:55 -07:00

39 lines
2.2 KiB
JavaScript

import { execFileSync, spawnSync } from 'node:child_process'
import { mkdirSync, mkdtempSync, rmSync, writeFileSync } from 'node:fs'
import { tmpdir } from 'node:os'
import { join } from 'node:path'
import { fileURLToPath } from 'node:url'
import { expect, test } from 'vitest'
const checker = new URL('../apps/desktop/scripts/assert-dist-built.mjs', import.meta.url).href
const parser = fileURLToPath(new URL('../apps/desktop/scripts/check-chunks-parse.mjs', import.meta.url))
test('renderer syntax checks use the running Node without PATH and preserve explicit NODE', () => {
const root = mkdtempSync(join(tmpdir(), 'renderer check with spaces-'))
const asset = join(root, 'assets', 'index-fixture.js')
mkdirSync(join(root, 'assets'))
writeFileSync(join(root, 'index.html'), '<!doctype html>')
const env = Object.fromEntries(Object.entries(process.env)
.filter(([key]) => !['PATH', 'NODE'].includes(key.toUpperCase())))
const check = (node) => JSON.parse(execFileSync(process.execPath, [
'--input-type=module', '-e',
`import { checkDistBuilt } from ${JSON.stringify(checker)}; console.log(JSON.stringify(checkDistBuilt(process.argv[1])))`,
root,
], { cwd: root, env: { ...env, PATH: '', ...(node ? { NODE: node } : {}) }, encoding: 'utf8' }))
try {
// Parsing must not evaluate the renderer, even when its code would throw.
writeFileSync(asset, 'export const value = 1; throw new Error("do not execute")')
expect(check()).toEqual({ ok: true })
expect(check(process.execPath)).toEqual({ ok: true })
// Without the VM module API the CHECK failed, not the bundle: never blame a valid chunk.
const noVm = spawnSync(process.execPath, [parser, join(root, 'assets')], { encoding: 'utf8' })
expect(JSON.parse(noVm.stdout.trim().split('\n').at(-1))).toMatchObject({ ok: false, kind: 'harness' })
writeFileSync(asset, 'export const = ;')
expect(check()).toMatchObject({ ok: false, kind: 'bundle', error: expect.stringContaining('not valid ES module syntax') })
const missingNode = join(root, 'missing-node')
expect(check(missingNode)).toMatchObject({ ok: false, kind: 'harness', error: expect.stringContaining('could not run node') })
} finally {
rmSync(root, { recursive: true, force: true })
}
}, 120_000)