Function main

run-tests.js:220–881

()

}

async function main() {
  // Ensure we have the arguments awaited from yargs.
  argv = await argv

  // Check for stale or missing build
  await checkBuildFreshness()

  // `.github/workflows/build_reusable.yml` sets this, we should use it unless
  // it's overridden by an explicit `--concurrency` argument.
  const envConcurrency =
    process.env.TEST_CONCURRENCY && parseInt(process.env.TEST_CONCURRENCY, 10)

  const options = {
    concurrency: argv.concurrency ?? envConcurrency ?? DEFAULT_CONCURRENCY,
    debug: argv.debug ?? false,
    timings: argv.timings ?? false,
    writeTimings: argv.writeTimings ?? false,
    group: argv.group ?? false,
    testPattern: argv.testPattern ?? false,
    type: argv.type ?? false,
    retries: argv.retries ?? DEFAULT_NUM_RETRIES,
    requireTimings: argv.requireTimings ?? false,
    dry: argv.dry ?? false,
    local: argv.local ?? false,
    printTests: argv.printTests ?? false,
  }
  let numRetries = options.retries
  const hideOutput = !options.debug && !options.dry

  let filterTestsBy

  switch (options.type) {
    case 'unit': {
      numRetries = 0
      filterTestsBy = testFilters.unit
      break
    }
    case 'all': {
      filterTestsBy = 'none'
      break
    }
    default: {
      filterTestsBy = testFilters[options.type]
      break
    }
  }

  console.log(
    'Running tests with concurrency:',
    options.concurrency,
    'in test mode',
    process.env.NEXT_TEST_MODE
  )

  // Only fetch/update shared timing data during grouped CI runs to avoid
  // individual test runs from polluting the timing data
  const shouldUseSharedTimings = options.timings && options.group