adds shared notes single user test

bigbluebutton-html5/tests/puppeteer/notes/elements.js

+exports.sharedNotes = 'div[data-test="sharedNotes"]';
+exports.hideNoteLabel = 'button[data-test="hideNoteLabel"]';
+exports.etherpad = 'iframe[title="etherpad"]';

bigbluebutton-html5/tests/puppeteer/notes/sharednotes.js

+const Create = require('../breakout/create');
+const util = require('./util');
+
+class SharedNotes extends Create {
+  constructor() {
+    super('shared-notes');
+  }
+
+  async test() {
+    const response = await util.startSharedNotes(this.page1);
+    return response;
+  }
+
+  async close() {
+    await this.page1.close();
+    await this.page2.close();
+  }
+}
+module.exports = exports = SharedNotes;

bigbluebutton-html5/tests/puppeteer/notes/util.js

+const se = require('./elements');
+
+async function startSharedNotes(test) {
+  await test.waitForSelector(se.sharedNotes);
+  await test.click(se.sharedNotes, true);
+  await test.waitForSelector(se.hideNoteLabel);
+  const resp = await test.page.evaluate(getTestElement, se.etherpad);
+  await test.waitForSelector(se.etherpad);
+  return resp;
+}
+
+async function getTestElement(element) {
+  const response = document.querySelectorAll(element).length >= 1;
+  return response;
+}
+
+exports.getTestElement = getTestElement;
+exports.startSharedNotes = startSharedNotes;

bigbluebutton-html5/tests/puppeteer/sharednotes.test.js

+const SharedNotes = require('./notes/sharednotes');
+
+describe('Shared notes', () => {
+  test('Open Shared notes', async () => {
+    const test = new SharedNotes();
+    let response;
+    try {
+      await test.init();
+      response = await test.test();
+    } catch (e) {
+      console.log(e);
+    } finally {
+      await test.close();
+    }
+    expect(response).toBe(true);
+  });
+});