angular-cli/packages/@angular/cli/tasks/e2e.ts

import * as url from 'url';

import { E2eTaskOptions } from '../commands/e2e';
import { CliConfig } from '../models/config';
import { requireProjectModule } from '../utilities/require-project-module';

const Task = require('../ember-cli/lib/models/task');
const SilentError = require('silent-error');


export const E2eTask = Task.extend({
  run: function (e2eTaskOptions: E2eTaskOptions) {
    const projectConfig = CliConfig.fromProject().config;
    const projectRoot = this.project.root;
    const protractorLauncher = requireProjectModule(projectRoot, 'protractor/built/launcher');

    if (projectConfig.project && projectConfig.project.ejected) {
      throw new SilentError('An ejected project cannot use the build command anymore.');
    }

    return new Promise(function () {
      let promise = Promise.resolve();
      let additionalProtractorConfig: any = {
        elementExplorer: e2eTaskOptions.elementExplorer
      };

      // use serve url as override for protractors baseUrl
      if (e2eTaskOptions.serve) {
        additionalProtractorConfig.baseUrl = url.format({
          protocol: e2eTaskOptions.ssl ? 'https' : 'http',
          hostname: e2eTaskOptions.host,
          port: e2eTaskOptions.port.toString()
        });
      }

      if (e2eTaskOptions.specs.length !== 0) {
        additionalProtractorConfig['specs'] = e2eTaskOptions.specs;
      }

      if (e2eTaskOptions.webdriverUpdate) {
        // webdriver-manager can only be accessed via a deep import from within
        // protractor/node_modules. A double deep import if you will.
        const webdriverUpdate = requireProjectModule(projectRoot,
          'protractor/node_modules/webdriver-manager/built/lib/cmds/update');
        // run `webdriver-manager update --standalone false --gecko false --quiet`
        promise = promise.then(() => webdriverUpdate.program.run({
          standalone: false,
          gecko: false,
          quiet: true
        }));
      }

      // Don't call resolve(), protractor will manage exiting the process itself
      return promise.then(() =>
        protractorLauncher.init(e2eTaskOptions.config, additionalProtractorConfig));
    });
  }
});