Disable control flow e2e ADF (#4954)

* update project script possible different JS-API

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* remove wdpromise, protractor promise and deferred promises

* - fixed some incorrect “expect” calls
- fixed some matchers
- removed “return this;” when not needed
- added a few more await-s

* forgot a file

* fix some failing tests

* replaced driver calls with browser calls and enabled back waitForAngular

* fix rightClick methods and hopefully some tests

* fix settings-component

* some more fixes for core and content tests

* try to fix some more issues

* linting

* revert some changes, allowing download on headless chrome won’t work with multiple browser instances

* fixes for Search tests

* try to remove some wait calls

* fix build

* increase allScriptsTimeout and try another protractor and web driver version

* improve navigation methods

* some fixes for notification history and login sso

* forgot a space

* fix packages and enable some screenshots

* navigation bar fixes

* fix some test

* some fixes for notification history and navigation bar
use correct visibility method in attachFileWidget test

* fix searching and another fix for navigation

* try solve sso login

* some more fixes

* refactor async forEach into for..of

* try fix for search tests

* resolve rebabse problems

* remove install

* fix lint

* fix core e2e

* fix core e2e

* fix core e2e

* fix ps tests

* fix some tests

* fix core e2e

* fix core e2e

* fix core

* fix some issues PS

* fix core

* fix core

* fix some ps test

* fix rebase issues

* remove save

* fix url regressed after rebase

* fix url regressed after rebase

* fix ps and core

* fix lint

* more parallel e2e ps

* fix some ps cloud test

* some cloud fix

* fix lint

* fix some test

* remove files to be ignored

* out-tsc

* improve one cs test

* fix candidate base app

* fix ps test

* remove click function

* clean methods alrady present in browser action

* try ugly wait

* move wait

* remove duplicate call

* remove underscore

* fix after review

* fix imports

* minor cosmetic fixes

* fix comments test

e2e/util/util.ts

@@ -16,7 +16,6 @@
  */
 
 import { browser } from 'protractor';
-import fs = require('fs');
 
 export class Util {
 
@@ -51,46 +50,17 @@ export class Util {
         if (0 === subset.length) {
             return false;
         }
-        return subset.every(function (value) {
+        return subset.every(function(value) {
             return (superset.indexOf(value) >= 0);
         });
     }
 
-    static openNewTabInBrowser() {
-        browser.driver.executeScript("window.open('about: blank', '_blank');");
+    static async openNewTabInBrowser() {
+        await browser.executeScript("window.open('about: blank', '_blank');");
     }
 
-    static switchToWindowHandler(windowNumber) {
-        browser.driver.getAllWindowHandles().then((handles) => {
-            browser.waitForAngularEnabled();
-            browser.driver.switchTo().window(handles[windowNumber]);
-        });
-    }
-
-    /**
-     * Verify file exists
-     * @param filePath - absolute path to the searched file
-     * @param retries - number of retries
-     * @returns - true if file is found, false otherwise
-     */
-    static fileExists(filePath, retries) {
-        let tries = 0;
-        return new Promise(function (resolve, reject) {
-            const checkExist = setInterval(() => {
-                fs.stat(filePath, function (error, stats) {
-                    tries++;
-
-                    if (error && tries === retries) {
-                        clearInterval(checkExist);
-                        resolve(false);
-                    }
-
-                    if (!error) {
-                        clearInterval(checkExist);
-                        resolve(true);
-                    }
-                });
-            }, 2000);
-        });
+    static async switchToWindowHandler(windowNumber) {
+        const handles = await browser.getAllWindowHandles();
+        await browser.switchTo().window(handles[windowNumber]);
     }
 }