Function setupProcessState

lib/internal/test_runner/harness.js:232–337

(root, globalOptions)

}

function setupProcessState(root, globalOptions) {
  const hook = createHook({
    __proto__: null,
    init(asyncId, type, triggerAsyncId, resource) {
      if (resource instanceof Test) {
        testResources.set(asyncId, resource);
        return;
      }

      const parent = testResources.get(triggerAsyncId);

      if (parent !== undefined) {
        testResources.set(asyncId, parent);
      }
    },
    destroy(asyncId) {
      testResources.delete(asyncId);
    },
  });

  hook.enable();

  const exceptionHandler =
    createProcessEventHandler('uncaughtException', root);
  const rejectionHandler =
    createProcessEventHandler('unhandledRejection', root);
  const coverage = configureCoverage(root, globalOptions);

  setupFailureStateFile(root, globalOptions);

  const exitHandler = async (kill) => {
    if (root.subtests.length === 0 && (root.hooks.before.length > 0 || root.hooks.after.length > 0)) {
      // Run global before/after hooks in case there are no tests
      await root.run();
    }

    if (kill !== true && root.subtestsPromise !== null) {
      // Wait for all subtests to finish, but keep the process alive in case
      // there are no ref'ed handles left.
      const keepAlive = setInterval(() => {}, TIMEOUT_MAX);
      await root.subtestsPromise.promise;
      clearInterval(keepAlive);
    }

    root.postRun(new ERR_TEST_FAILURE(
      'Promise resolution is still pending but the event loop has already resolved',
      kCancelledByParent));

    if (root.harness.globalTeardownFunction) {
      await root.harness.globalTeardownFunction();
      root.harness.globalTeardownFunction = null;
    }

    hook.disable();
    process.removeListener('uncaughtException', exceptionHandler);
    process.removeListener('unhandledRejection', rejectionHandler);
    process.removeListener('beforeExit', exitHandler);
    if (globalOptions.isTestRunner) {