Function runTest

deps/npm/test/lib/utils/error-message.js:177–195

(windows, loaded, cachePath, cacheDest)

t.test('eacces/eperm', async t => {
  const runTest = (windows, loaded, cachePath, cacheDest) => async t => {
    const { errorMessage, logs, cache } = await loadMockNpm(t, {
      windows,
      load: loaded,
      globals: windows ? { 'process.platform': 'win32' } : [],
    })

    const path = `${cachePath ? cache : '/not/cache/dir'}/path`
    const dest = `${cacheDest ? cache : '/not/cache/dir'}/dest`
    const er = Object.assign(new Error('whoopsie'), {
      code: 'EACCES',
      path,
      dest,
      stack: 'dummy stack trace',
    })

    t.matchSnapshot(errorMessage(er))
    t.matchSnapshot(logs.verbose)
  }

  for (const windows of [true, false]) {
    for (const loaded of [true, false]) {