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How to use evaluate_async_script method of Capybara Package

Best Capybara code snippet using Capybara.evaluate_async_script

evaluate_async_script_spec.rb

Source:evaluate_async_script_spec.rb

1# frozen_string_literal: true2Capybara::SpecHelper.spec '#evaluate_async_script', requires: [:js] do3  it 'should evaluate the given script and return whatever it produces' do4    @session.visit('/with_js')5    expect(@session.evaluate_async_script('arguments[0](4)')).to eq(4)6  end7  it 'should support passing elements as arguments to the script', requires: %i[js es_args] do8    @session.visit('/with_js')9    el = @session.find(:css, '#drag p')10    result = @session.evaluate_async_script('arguments[2]([arguments[0].innerText, arguments[1]])', el, 'Doodle Funk')11    expect(result).to eq ['This is a draggable element.', 'Doodle Funk']12  end13  it 'should support returning elements after asynchronous operation', requires: %i[js es_args] do14    @session.visit('/with_js')15    @session.find(:css, '#change') # ensure page has loaded and element is available16    el = @session.evaluate_async_script("var cb = arguments[0]; setTimeout(function(){ cb(document.getElementById('change')) }, 100)")17    expect(el).to be_instance_of(Capybara::Node::Element)18    expect(el).to eq(@session.find(:css, '#change'))19  end20end...

evaluate_async_script

Using AI Code Generation

1    page.driver.headers = { 'User-Agent' => 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36' }2    page.evaluate_async_script("window.setTimeout(arguments[arguments.length - 1], 5000);")3    puts page.evaluate_script("window.location.href")

evaluate_async_script

Using AI Code Generation

1  Capybara::Poltergeist::Driver.new(app, { js_errors: false,2                                           phantomjs_logger: File.open('/dev/null', 'w') })3Capybara::Session.new(:poltergeist).visit('http://www.google.com')4Capybara::Session.new(:poltergeist).evaluate_async_script("window.setTimeout(arguments[arguments.length - 1], 5000);")5Capybara::Session.new(:poltergeist).save_screenshot('screenshot.png')

evaluate_async_script

Using AI Code Generation

1  Capybara::Poltergeist::Driver.new(app, :js_errors => false)2  def evaluate_async_script(script, *args)3    evaluate_script(script, *args)4Capybara.visit('/')5Capybara.evaluate_async_script("window.setTimeout(function() { done('hello world') }, 5000)")6  Capybara::Poltergeist::Driver.new(app, :js_errors => false)7  def evaluate_async_script(script, *args)8    evaluate_script(script, *args)9Capybara.visit('/')10Capybara.current_session.evaluate_async_script("window.setTimeout(function() { done('hello world') }, 5000)")

evaluate_async_script

Using AI Code Generation

1      setTimeout(function(){2        var title = document.title;3        var url = document.URL;4        var result = {title: title, url: url};5        arguments[0](result);6      }, 2000);7      var title = document.title;8      var url = document.URL;9      var result = {title: title, url: url};10      result;

evaluate_async_script

Using AI Code Generation

1  Capybara::Poltergeist::Driver.new(app, :js_errors => false)2  def evaluate_async_script(script, *args)3    evaluate_script(script, *args)4Capybara.visit('/')5Capybara.evaluate_async_script("window.setTimeout(function() { done('hello world') }, 5000)")6  Capybara::Poltergeist::Driver.new(app, :js_errors => false)7  def evaluate_async_script(script, *args)8    evaluate_script(script, *args)9Capybara.visit('/')10Capybara.current_session.evaluate_async_script("window.setTimeout(function() { done('hello world') }, 5000)")

evaluate_async_script

Using AI Code Generation

1visit('/')2result = evaluate_async_script('3var callback = arguments[arguments.length - 1];4var result = 1 + 1;5callback(result);6visit('/')7result = evaluate_script('8var result = 1 + 1;9return result;10visit('/')11execute_script('12var result = 1 + 1;13alert(result);14visit('/')15result = page.evaluate_async_script('16var callback = arguments[arguments.length - 1];17var result = 1 + 1;18callback(result);19      setTimeout(function(){20        var title = document.title;21        var url = document.URL;22        var result = {title: title, url: url};23        arguments[0](result);24      }, 2000);25      var title = document.title;26      var url = document.URL;27      var result = {title: title, url: url};28      result;

evaluate_async_script

Using AI Code Generation

1Capybara.evaluate_async_script("arguments[arguments.length - 1](1 + 2);")2session = Capybara::Session.new(:selenium)3session.evaluate_async_script("arguments[arguments.length - 1](1 + 2);")4session = Capybara::Session.new(:selenium)5session.visit('http://www.google.com')6session.evaluate_async_script("arguments[arguments.length - 1](1 + 2);")7session = Capybara::Session.new(:selenium)8session.visit('http://www.google.com')9session.find(:css, 'body').evaluate_async_script("arguments[arguments.length - 1](1 + 2);")10session = Capybara::Session.new(:selenium)11session.visit('http://www.google.com')12session.driver.evaluate_async_script("arguments[arguments.length - 1](1 + 2);")13session = Capybara::Session.new(:selenium)14session.visit('http://www.google.com')15session.driver.browser.evaluate_async_script("arguments[arguments.length - 1](1 + 2);")16session = Capybara::Session.new(:selenium)17session.visit('http://www.google.com')18session.driver.browser.native.evaluate_async_script("arguments[arguments.length - 1](1 + 2);")

evaluate_async_script

Using AI Code Generation

1visit('/')2result = evaluate_async_script('3var callback = arguments[arguments.length - 1];4var result = 1 + 1;5callback(result);6visit('/')7result = evaluate_script('8var result = 1 + 1;9return result;10visit('/')11execute_script('12var result = 1 + 1;13alert(result);14visit('/')15result = page.evaluate_async_script('16var callback = arguments[arguments.length - 1];17var result = 1 + 1;18callback(result);

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