/**
 * Ensures built /bin/help embeds the same sorted command list as commands.mjs.
 * Run after `npm run build -w bare-os-coreutils` (root pretest).
 */
import { readFile } from 'node:fs/promises'
import path from 'node:path'
import { fileURLToPath } from 'node:url'
import test from 'brittle'
import {
  COREUTILS_COMMANDS,
  HELP_DELEGATED_COMMANDS
} from '../lib/commands.mjs'

const __dirname = path.dirname(fileURLToPath(import.meta.url))
const helpBin = path.join(__dirname, '../../../kernel/bin/help')

test('built help BARE_OS_HELP_BIN_SPACED matches sorted COREUTILS + delegated', async (t) => {
  const src = await readFile(helpBin, 'utf8')
  const m = src.match(/var BARE_OS_HELP_BIN_SPACED = "([^"]*)"/)
  t.ok(m, 'help binary should contain injected BARE_OS_HELP_BIN_SPACED')
  const embedded = m[1].replace(/\\n/g, '\n')
  const expected = [...COREUTILS_COMMANDS, ...HELP_DELEGATED_COMMANDS]
    .sort()
    .join(' ')
  t.is(embedded, expected)
})