describe('angular-material input component page', function() { const EC = protractor.ExpectedConditions; it('Should change input component value', async() => { await browser.get('https://material.angular.io/components/input/examples'); await browser.wait(EC.elementToBeClickable($('.mat-button-wrapper>.mat-icon')), 5000); const emailInputField = $$('.mat-form-field-infix>input').get(1); await emailInputField.sendKeys('invalid'); expect($('mat-error').isPresent()).toBe(true); }); });