[MM-38875] Migrate E2E testing to Playwright, re-enable tests (#1800)

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* WIP

* [MM-38875] Migrate E2E testing to Playwright, re-enable tests

* Add functionality to map view names to Playwright windows

* Added search box test

* Added robot.js for automating key presses

* Add test using key strokes to navigate menu

* Reload test and added webcontentsid to test helper

* Check Ctrl+Shift+R as well

* oops

* Reorganize

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

src/main/preload/mattermost.js

@@ -6,7 +6,7 @@
 
 /* eslint-disable no-magic-numbers */
 
-import {ipcRenderer, webFrame} from 'electron';
+import {contextBridge, ipcRenderer, webFrame} from 'electron';
 
 // I've filed an issue in electron-log https://github.com/megahertz/electron-log/issues/267
 // we'll be able to use it again if there is a workaround for the 'os' import
@@ -23,6 +23,8 @@ import {
     CLOSE_TEAMS_DROPDOWN,
     BROWSER_HISTORY_PUSH,
     APP_LOGGED_IN,
+    GET_VIEW_NAME,
+    GET_VIEW_WEBCONTENTS_ID,
 } from 'common/communication';
 
 const UNREAD_COUNT_INTERVAL = 1000;
@@ -36,6 +38,13 @@ let shouldSendNotifications;
 
 console.log('Preload initialized');
 
+if (process.env.NODE_ENV === 'test') {
+    contextBridge.exposeInMainWorld('testHelper', {
+        getViewName: () => ipcRenderer.invoke(GET_VIEW_NAME),
+        getWebContentsId: () => ipcRenderer.invoke(GET_VIEW_WEBCONTENTS_ID),
+    });
+}
+
 ipcRenderer.invoke('get-app-version').then(({name, version}) => {
     appVersion = version;
     appName = name;