import assert from 'node:assert/strict'
import test from 'node:test'

import {
  _notifyInitialized,
  _registerInitializationHandler,
  getConfig,
  initConfigFromRemote,
} from '../src/config'

test('all extensions observe the same initialized config exactly once', async () => {
  const observed: string[] = []
  const unregister = _registerInitializationHandler('test-extension', config => {
    observed.push(`${config.appKey}:${config.apiUrl}`)
  })

  initConfigFromRemote(
    { appKey: 'shared-app' },
    {
      apiUrl: 'https://api.example.test',
      imApiUrl: 'https://im.example.test',
    },
  )
  await _notifyInitialized()

  assert.equal(getConfig().apiUrl, 'https://api.example.test')
  assert.deepEqual(observed, ['shared-app:https://api.example.test'])
  unregister()
})