async_await.js

describe('angularjs homepage', function() {
  it('should greet the named user', async function() {
    debugger;
    await browser.get('http://www.angularjs.org');

    await element(by.model('yourName')).sendKeys('Julie');

    var greeting = element(by.binding('yourName'));

    expect(await greeting.getText()).toEqual('Hello Julie!');
  });

  describe('todo list', function() {
    var todoList;

    beforeEach(async function() {
      await browser.get('http://www.angularjs.org');
      todoList = element.all(by.repeater('todo in todoList.todos'));
    });

    it('should list todos', async function() {
      expect(await todoList.count()).toEqual(2);
      expect(await todoList.get(1).getText()).toEqual('build an AngularJS app');
    });

    it('should add a todo', async function() {
      var addTodo = element(by.model('todoList.todoText'));
      var addButton = element(by.css('[value="add"]'));

      await addTodo.sendKeys('write a protractor test');
      await addButton.click();

      expect(await todoList.count()).toEqual(3);
      expect(await todoList.get(2).getText()).toEqual('write a protractor test');
    });
  });
});