Function generateCircleCiShardTestFileList

build-system/pr-check/utils.js:240–254

* Generates a file with a comma-separated list of test file paths that CircleCI * should execute in a parallelized job shard. * * @param {!Array } globs array of glob strings for finding test file paths.

(globs)

 * @param {!Array<string>} globs array of glob strings for finding test file paths.
 */
function generateCircleCiShardTestFileList(globs) {
  const joinedGlobs = globs.map((glob) => `"${glob}"`).join(' ');
  const fileList = getStdout(
    `circleci tests glob ${joinedGlobs} | circleci tests split --split-by=timings`
  )
    .trim()
    .replace(/\s+/g, ',');
  fs.writeFileSync(FILELIST_PATH, fileList, 'utf8');
  logWithoutTimestamp(
    'Stored list of',
    cyan(fileList.split(',').length),
    'test files in',
    cyan(FILELIST_PATH)
  );
}

module.exports = {
  FILELIST_PATH,