Merge branch 'sh-headless-chrome-support' into 'master'

Replace PhantomJS with Headless Chrome for GitLab Integration Tests

Closes #30876

See merge request gitlab-org/gitlab-ce!12244

.gitlab-ci.yml

-image: "dev.gitlab.org:5005/gitlab/gitlab-build-images:ruby-2.3.5-golang-1.8-git-2.13-phantomjs-2.1-node-8.x-yarn-1.0-postgresql-9.6"
+image: "dev.gitlab.org:5005/gitlab/gitlab-build-images:ruby-2.3.5-golang-1.8-git-2.13-chrome-62.0-node-8.x-yarn-1.2-postgresql-9.6"
 
 .default-cache: &default-cache
   key: "ruby-235-with-yarn"
@@ -23,7 +23,6 @@ variables:
   SIMPLECOV: "true"
   GIT_DEPTH: "20"
   GIT_SUBMODULE_STRATEGY: "none"
-  PHANTOMJS_VERSION: "2.1.1"
   GET_SOURCES_ATTEMPTS: "3"
   KNAPSACK_RSPEC_SUITE_REPORT_PATH: knapsack/${CI_PROJECT_NAME}/rspec_report-master.json
   KNAPSACK_SPINACH_SUITE_REPORT_PATH: knapsack/${CI_PROJECT_NAME}/spinach_report-master.json
@@ -551,7 +550,6 @@ karma:
   <<: *dedicated-runner
   <<: *except-docs
   <<: *pull-cache
-  image: "dev.gitlab.org:5005/gitlab/gitlab-build-images:ruby-2.3.5-golang-1.8-git-2.13-chrome-61.0-node-8.x-yarn-1.0-postgresql-9.6"
   stage: test
   variables:
     BABEL_ENV: "coverage"

Gemfile

@@ -324,9 +324,9 @@ group :development, :test do
   # Generate Fake data
   gem 'ffaker', '~> 2.4'
 
-  gem 'capybara', '~> 2.15.0'
+  gem 'capybara', '~> 2.15'
   gem 'capybara-screenshot', '~> 1.0.0'
-  gem 'poltergeist', '~> 1.9.0'
+  gem 'selenium-webdriver', '~> 3.5'
 
   gem 'spring', '~> 2.0.0'
   gem 'spring-commands-rspec', '~> 1.0.4'

Gemfile.lock

@@ -113,12 +113,13 @@ GEM
       mime-types (>= 1.16)
     cause (0.1)
     charlock_holmes (0.7.5)
+    childprocess (0.7.0)
+      ffi (~> 1.0, >= 1.0.11)
     chronic (0.10.2)
     chronic_duration (0.10.6)
       numerizer (~> 0.1.1)
     chunky_png (1.3.5)
     citrus (3.0.2)
-    cliver (0.3.2)
     coderay (1.1.1)
     coercible (1.0.0)
       descendants_tracker (~> 0.0.1)
@@ -604,11 +605,6 @@ GEM
     pg (0.18.4)
     po_to_json (1.0.1)
       json (>= 1.6.0)
-    poltergeist (1.9.0)
-      capybara (~> 2.1)
-      cliver (~> 0.3.1)
-      multi_json (~> 1.0)
-      websocket-driver (>= 0.2.0)
     posix-spawn (0.3.13)
     powerpack (0.1.1)
     premailer (1.10.4)
@@ -818,6 +814,9 @@ GEM
       activesupport (>= 3.1)
     select2-rails (3.5.9.3)
       thor (~> 0.14)
+    selenium-webdriver (3.5.0)
+      childprocess (~> 0.5)
+      rubyzip (~> 1.0)
     sentry-raven (2.5.3)
       faraday (>= 0.7.6, < 1.0)
     settingslogic (2.0.9)
@@ -949,9 +948,6 @@ GEM
       hashdiff
     webpack-rails (0.9.10)
       railties (>= 3.2.0)
-    websocket-driver (0.6.3)
-      websocket-extensions (>= 0.1.0)
-    websocket-extensions (0.1.2)
     wikicloth (0.8.1)
       builder
       expression_parser
@@ -988,7 +984,7 @@ DEPENDENCIES
   browser (~> 2.2)
   bullet (~> 5.5.0)
   bundler-audit (~> 0.5.0)
-  capybara (~> 2.15.0)
+  capybara (~> 2.15)
   capybara-screenshot (~> 1.0.0)
   carrierwave (~> 1.2)
   charlock_holmes (~> 0.7.5)
@@ -1104,7 +1100,6 @@ DEPENDENCIES
   peek-redis (~> 1.2.0)
   peek-sidekiq (~> 1.0.3)
   pg (~> 0.18.2)
-  poltergeist (~> 1.9.0)
   premailer-rails (~> 1.9.7)
   prometheus-client-mmap (~> 0.7.0.beta18)
   pry-byebug (~> 3.4.1)
@@ -1150,6 +1145,7 @@ DEPENDENCIES
   scss_lint (~> 0.54.0)
   seed-fu (~> 2.3.5)
   select2-rails (~> 3.5.9)
+  selenium-webdriver (~> 3.5)
   sentry-raven (~> 2.5.3)
   settingslogic (~> 2.0.9)
   sham_rack (~> 1.3.6)

app/assets/javascripts/droplab/plugins/filter.js

@@ -79,8 +79,6 @@ const Filter = {
 
     this.hook.trigger.addEventListener('keydown.dl', this.eventWrapper.debounceKeydown);
     this.hook.trigger.addEventListener('mousedown.dl', this.eventWrapper.debounceKeydown);
-
-    this.debounceKeydown({ detail: { hook: this.hook } });
   },
 
   destroy: function destroy() {

app/assets/javascripts/test_utils/index.js

 import 'core-js/es6/map';
 import 'core-js/es6/set';
 import simulateDrag from './simulate_drag';
+import simulateInput from './simulate_input';
 
 // Export to global space for rspec to use
 window.simulateDrag = simulateDrag;
+window.simulateInput = simulateInput;

app/assets/javascripts/test_utils/simulate_input.js

+function triggerEvents(input) {
+  input.dispatchEvent(new Event('keydown'));
+  input.dispatchEvent(new Event('keypress'));
+  input.dispatchEvent(new Event('input'));
+  input.dispatchEvent(new Event('keyup'));
+}
+
+export default function simulateInput(target, text) {
+  const input = document.querySelector(target);
+  if (!input || !input.matches('textarea, input')) {
+    return false;
+  }
+
+  if (text.length > 0) {
+    Array.prototype.forEach.call(text, (char) => {
+      input.value += char;
+      triggerEvents(input);
+    });
+  } else {
+    triggerEvents(input);
+  }
+  return true;
+}

app/assets/stylesheets/framework/contextual-sidebar.scss

@@ -484,10 +484,7 @@
   height: calc(100vh - #{$header-height});
 
   @media (min-width: $screen-sm-min) {
-    height: 475px; // Needed for PhantomJS
-    // scss-lint:disable DuplicateProperty
     height: calc(100vh - 180px);
-    // scss-lint:enable DuplicateProperty
   }
 }
 

app/assets/stylesheets/framework/filters.scss

@@ -268,12 +268,6 @@
 .filtered-search-box-input-container {
   flex: 1;
   position: relative;
-  // Fix PhantomJS not supporting `flex: 1;` properly.
-  // This is important because it can change the expected `e.target` when clicking things in tests.
-  // See https://gitlab.com/gitlab-org/gitlab-ce/blob/b54acba8b732688c59fe2f38510c469dc86ee499/spec/features/issues/filtered_search/visual_tokens_spec.rb#L61
-  // - With `width: 100%`: `e.target` = `.tokens-container`, https://i.imgur.com/jGq7wbx.png
-  // - Without `width: 100%`: `e.target` = `.filtered-search`, https://i.imgur.com/cNI2CyT.png
-  width: 100%;
   min-width: 0;
 }
 

app/assets/stylesheets/pages/boards.scss

@@ -86,10 +86,7 @@
   }
 
   @media (min-width: $screen-md-min) {
-    height: 475px; // Needed for PhantomJS
-    // scss-lint:disable DuplicateProperty
     height: calc(100vh - 160px);
-    // scss-lint:enable DuplicateProperty
     min-height: 475px;
   }
 }

app/assets/stylesheets/pages/notes.scss

@@ -485,8 +485,6 @@ ul.notes {
   flex-shrink: 0;
   display: inline-flex;
   align-items: center;
-  // For PhantomJS that does not support flex
-  float: right;
   margin-left: 10px;
   color: $gray-darkest;
 
@@ -497,7 +495,6 @@ ul.notes {
 }
 
 .more-actions {
-  float: right; // phantomjs fallback
   display: flex;
   align-items: flex-end;
 

app/assets/stylesheets/test.scss

@@ -4,11 +4,6 @@
   -ms-transition: none !important;
   -webkit-transition: none !important;
   transition: none !important;
-  -o-transform: none !important;
-  -moz-transform: none !important;
-  -ms-transform: none !important;
-  -webkit-transform: none !important;
-  transform: none !important;
   -webkit-animation: none !important;
   -moz-animation: none !important;
   -o-animation: none !important;

config/environments/test.rb

 Rails.application.configure do
   # Make sure the middleware is inserted first in middleware chain
   config.middleware.insert_before('ActionDispatch::Static', 'Gitlab::Testing::RequestBlockerMiddleware')
+  config.middleware.insert_before('ActionDispatch::Static', 'Gitlab::Testing::RequestInspectorMiddleware')
 
   # Settings specified here will take precedence over those in config/application.rb
 

features/steps/profile/notifications.rb

@@ -11,7 +11,7 @@ class Spinach::Features::ProfileNotifications < Spinach::FeatureSteps
   end
 
   step 'I select Mention setting from dropdown' do
-    first(:link, "On mention").trigger('click')
+    first(:link, "On mention").click
   end
 
   step 'I should see Notification saved message' do

features/steps/project/commits/branches.rb

@@ -40,6 +40,7 @@ class Spinach::Features::ProjectCommitsBranches < Spinach::FeatureSteps
 
   step 'I submit new branch form with invalid name' do
     fill_in 'branch_name', with: '1.0 stable'
+    page.find("body").click # defocus the branch_name input
     select_branch('master')
     click_button 'Create branch'
   end
@@ -70,17 +71,16 @@ class Spinach::Features::ProjectCommitsBranches < Spinach::FeatureSteps
 
   step "I click branch 'improve/awesome' delete link" do
     page.within '.js-branch-improve\/awesome' do
-      find('.btn-remove').click
-      sleep 0.05
+      accept_alert { find('.btn-remove').click }
     end
   end
 
   step "I should not see branch 'improve/awesome'" do
-    expect(page.all(visible: true)).not_to have_content 'improve/awesome'
+    expect(page).to have_css('.js-branch-improve\\/awesome', visible: :hidden)
   end
 
   def select_branch(branch_name)
-    click_button 'master'
+    find('.git-revision-dropdown-toggle').click
 
     page.within '#new-branch-form .dropdown-menu' do
       click_link branch_name

features/steps/project/issues/labels.rb

@@ -16,7 +16,7 @@ class Spinach::Features::ProjectIssuesLabels < Spinach::FeatureSteps
   step 'I delete all labels' do
     page.within '.labels' do
       page.all('.remove-row').each do
-        first('.remove-row').click
+        accept_confirm { first('.remove-row').click }
       end
     end
   end

features/steps/project/issues/milestones.rb

@@ -3,6 +3,7 @@ class Spinach::Features::ProjectIssuesMilestones < Spinach::FeatureSteps
   include SharedProject
   include SharedPaths
   include SharedMarkdown
+  include CapybaraHelpers
 
   step 'I should see milestone "v2.2"' do
     milestone = @project.milestones.find_by(title: "v2.2")
@@ -65,7 +66,7 @@ class Spinach::Features::ProjectIssuesMilestones < Spinach::FeatureSteps
   end
 
   step 'I click link to remove milestone' do
-    click_link 'Delete'
+    confirm_modal_if_present { click_link 'Delete' }
   end
 
   step 'I should see no milestones' do

features/steps/shared/diff_note.rb

@@ -215,7 +215,7 @@ module SharedDiffNote
   end
 
   step 'I click side-by-side diff button' do
-    find('#parallel-diff-btn').trigger('click')
+    find('#parallel-diff-btn').click
   end
 
   step 'I see side-by-side diff button' do
@@ -227,12 +227,11 @@ module SharedDiffNote
   end
 
   def click_diff_line(code)
-    find(".line_holder[id='#{code}'] td:nth-of-type(1)").trigger 'mouseover'
-    find(".line_holder[id='#{code}'] button").trigger 'click'
+    find(".line_holder[id='#{code}'] button").click
   end
 
   def click_parallel_diff_line(code, line_type)
-    find(".line_holder.parallel td[id='#{code}']").find(:xpath, 'preceding-sibling::*[1][self::td]').trigger 'mouseover'
-    find(".line_holder.parallel button[data-line-code='#{code}']").trigger 'click'
+    find(".line_holder.parallel td[id='#{code}']").find(:xpath, 'preceding-sibling::*[1][self::td]').hover
+    find(".line_holder.parallel button[data-line-code='#{code}']").click
   end
 end

features/steps/shared/note.rb

@@ -14,7 +14,7 @@ module SharedNote
       find('.more-actions').click
       find('.more-actions .dropdown-menu li', match: :first)
 
-      find(".js-note-delete").click
+      accept_confirm { find(".js-note-delete").click }
     end
   end
 

features/support/capybara.rb

-require 'capybara/poltergeist'
 require 'capybara-screenshot/spinach'
 
 # Give CI some extra time
 timeout = (ENV['CI'] || ENV['CI_SERVER']) ? 60 : 30
 
-Capybara.javascript_driver = :poltergeist
-Capybara.register_driver :poltergeist do |app|
-  Capybara::Poltergeist::Driver.new(
-    app,
-    js_errors: true,
-    timeout: timeout,
-    window_size: [1366, 768],
-    url_whitelist: %w[localhost 127.0.0.1],
-    url_blacklist: %w[.mp4 .png .gif .avi .bmp .jpg .jpeg],
-    phantomjs_options: [
-      '--load-images=yes'
-    ]
+Capybara.javascript_driver = :chrome
+Capybara.register_driver :chrome do |app|
+  extra_args = []
+  extra_args << 'headless' unless ENV['CHROME_HEADLESS'] =~ /^(false|no|0)$/i
+
+  capabilities = Selenium::WebDriver::Remote::Capabilities.chrome(
+    chromeOptions: {
+      'args' => %w[no-sandbox disable-gpu --window-size=1240,1400] + extra_args
+    }
   )
+
+  Capybara::Selenium::Driver
+    .new(app, browser: :chrome, desired_capabilities: capabilities)
 end
 
 Capybara.default_max_wait_time = timeout
@@ -24,6 +23,10 @@ Capybara.ignore_hidden_elements = false
 
 # Keep only the screenshots generated from the last failing test suite
 Capybara::Screenshot.prune_strategy = :keep_last_run
+# From https://github.com/mattheworiordan/capybara-screenshot/issues/84#issuecomment-41219326
+Capybara::Screenshot.register_driver(:chrome) do |driver, path|
+  driver.browser.save_screenshot(path)
+end
 
 Spinach.hooks.before_run do
   TestEnv.eager_load_driver_server

features/support/capybara_helpers.rb

+module CapybaraHelpers
+  def confirm_modal_if_present
+    if Capybara.current_driver == Capybara.javascript_driver
+      accept_confirm { yield }
+      return
+    end
+
+    yield
+  end
+end

lib/gitlab/testing/request_blocker_middleware.rb

@@ -7,6 +7,7 @@ module Gitlab
     class RequestBlockerMiddleware
       @@num_active_requests = Concurrent::AtomicFixnum.new(0)
       @@block_requests = Concurrent::AtomicBoolean.new(false)
+      @@slow_requests = Concurrent::AtomicBoolean.new(false)
 
       # Returns the number of requests the server is currently processing.
       def self.num_active_requests
@@ -19,9 +20,15 @@ module Gitlab
         @@block_requests.value = true
       end
 
+      # Slows down incoming requests (useful for race conditions).
+      def self.slow_requests!
+        @@slow_requests.value = true
+      end
+
       # Allows the server to accept requests again.
       def self.allow_requests!
         @@block_requests.value = false
+        @@slow_requests.value = false
       end
 
       def initialize(app)
@@ -33,6 +40,7 @@ module Gitlab
         if block_requests?
           block_request(env)
         else
+          sleep 0.2 if slow_requests?
           @app.call(env)
         end
       ensure
@@ -45,6 +53,10 @@ module Gitlab
         @@block_requests.true?
       end
 
+      def slow_requests?
+        @@slow_requests.true?
+      end
+
       def block_request(env)
         [503, {}, []]
       end

lib/gitlab/testing/request_inspector_middleware.rb

+# rubocop:disable Style/ClassVars
+
+module Gitlab
+  module Testing
+    class RequestInspectorMiddleware
+      @@log_requests = Concurrent::AtomicBoolean.new(false)
+      @@logged_requests = Concurrent::Array.new
+      @@inject_headers = Concurrent::Hash.new
+
+      # Resets the current request log and starts logging requests
+      def self.log_requests!(headers = {})
+        @@inject_headers.replace(headers)
+        @@logged_requests.replace([])
+        @@log_requests.value = true
+      end
+
+      # Stops logging requests
+      def self.stop_logging!
+        @@log_requests.value = false
+      end
+
+      def self.requests
+        @@logged_requests
+      end
+
+      def initialize(app)
+        @app = app
+      end
+
+      def call(env)
+        return @app.call(env) unless @@log_requests.true?
+
+        url = env['REQUEST_URI']
+        env.merge! http_headers_env(@@inject_headers) if @@inject_headers.any?
+        request_headers = env_http_headers(env)
+        status, headers, body = @app.call(env)
+
+        request = OpenStruct.new(
+          url: url,
+          status_code: status,
+          request_headers: request_headers,
+          response_headers: headers
+        )
+        log_request request
+
+        [status, headers, body]
+      end
+
+      private
+
+      def env_http_headers(env)
+        Hash[*env.select { |k, v| k.start_with? 'HTTP_' }
+          .collect { |k, v| [k.sub(/^HTTP_/, ''), v] }
+          .collect { |k, v| [k.split('_').collect(&:capitalize).join('-'), v] }
+          .sort
+          .flatten]
+      end
+
+      def http_headers_env(headers)
+        Hash[*headers
+          .collect { |k, v| [k.split('-').collect(&:upcase).join('_'), v] }
+          .collect { |k, v| [k.prepend('HTTP_'), v] }
+          .flatten]
+      end
+
+      def log_request(response)
+        @@logged_requests.push(response)
+      end
+    end
+  end
+end

spec/features/admin/admin_disables_two_factor_spec.rb

@@ -7,7 +7,7 @@ feature 'Admin disables 2FA for a user' do
 
     edit_user(user)
     page.within('.two-factor-status') do
-      click_link 'Disable'
+      accept_confirm { click_link 'Disable' }
     end
 
     page.within('.two-factor-status') do

spec/features/admin/admin_groups_spec.rb

@@ -152,7 +152,7 @@ feature 'Admin Groups' do
         expect(page).to have_content('Developer')
       end
 
-      find(:css, 'li', text: current_user.name).find(:css, 'a.btn-remove').click
+      accept_confirm { find(:css, 'li', text: current_user.name).find(:css, 'a.btn-remove').click }
 
       visit group_group_members_path(group)
 

spec/features/admin/admin_hooks_spec.rb

@@ -62,14 +62,14 @@ describe 'Admin::Hooks', :js do
       it 'from hooks list page' do
         visit admin_hooks_path
 
-        expect { click_link 'Remove' }.to change(SystemHook, :count).by(-1)
+        expect { accept_confirm { find(:link, 'Remove').send_keys(:return) } }.to change(SystemHook, :count).by(-1)
       end
 
       it 'from hook edit page' do
         visit admin_hooks_path
         click_link 'Edit'
 
-        expect { click_link 'Remove' }.to change(SystemHook, :count).by(-1)
+        expect { accept_confirm { find(:link, 'Remove').send_keys(:return) } }.to change(SystemHook, :count).by(-1)
       end
     end
   end

spec/features/admin/admin_labels_spec.rb

@@ -33,7 +33,7 @@ RSpec.describe 'admin issues labels' do
     it 'deletes all labels', :js do
       page.within '.labels' do
         page.all('.btn-remove').each do |remove|
-          remove.click
+          accept_confirm { remove.click }
           wait_for_requests
         end
       end

spec/features/admin/admin_settings_spec.rb

@@ -73,7 +73,7 @@ feature 'Admin updates settings' do
 
   context 'sign-in restrictions', :js do
     it 'de-activates oauth sign-in source' do
-      find('.btn', text: 'GitLab.com').click
+      find('input#application_setting_enabled_oauth_sign_in_sources_[value=gitlab]').send_keys(:return)
 
       expect(find('.btn', text: 'GitLab.com')).not_to have_css('.active')
     end

spec/features/admin/admin_users_impersonation_tokens_spec.rb

@@ -24,7 +24,7 @@ describe 'Admin > Users > Impersonation Tokens', :js do
       fill_in "Name", with: name
 
       # Set date to 1st of next month
-      find_field("Expires at").trigger('focus')
+      find_field("Expires at").click
       find(".pika-next").click
       click_on "1"
 
@@ -60,7 +60,7 @@ describe 'Admin > Users > Impersonation Tokens', :js do
     it "allows revocation of an active impersonation token" do
       visit admin_user_impersonation_tokens_path(user_id: user.username)
 
-      click_on "Revoke"
+      accept_confirm { click_on "Revoke" }
 
       expect(page).to have_selector(".settings-message")
       expect(no_personal_access_tokens_message).to have_text("This user has no active Impersonation Tokens.")

spec/features/admin/admin_users_spec.rb

@@ -290,7 +290,7 @@ describe "Admin::Users" do
 
     it 'allows group membership to be revoked', :js do
       page.within(first('.group_member')) do
-        find('.btn-remove').click
+        accept_confirm { find('.btn-remove').click }
       end
       wait_for_requests
 
@@ -319,7 +319,7 @@ describe "Admin::Users" do
 
       expect(page).to have_content("Secondary email: #{secondary_email.email}")
 
-      find("#remove_email_#{secondary_email.id}").click
+      accept_confirm { find("#remove_email_#{secondary_email.id}").click }
 
       expect(page).not_to have_content(secondary_email.email)
     end

spec/features/admin/admin_uses_repository_checks_spec.rb

@@ -37,7 +37,7 @@ feature 'Admin uses repository checks' do
 
     expect(RepositoryCheck::ClearWorker).to receive(:perform_async)
 
-    click_link 'Clear all repository checks'
+    accept_confirm { find(:link, 'Clear all repository checks').send_keys(:return) }
 
     expect(page).to have_content('Started asynchronous removal of all repository check states.')
   end

spec/features/boards/add_issues_modal_spec.rb

@@ -101,7 +101,7 @@ describe 'Issue Boards add issue modal', :js do
           click_button 'Cancel'
         end
 
-        first('.board-delete').click
+        accept_confirm { first('.board-delete').click }
 
         click_button('Add issues')
 

spec/features/boards/boards_spec.rb

@@ -2,6 +2,7 @@ require 'rails_helper'
 
 describe 'Issue Boards', :js do
   include DragTo
+  include MobileHelpers
 
   let(:group) { create(:group, :nested) }
   let(:project) { create(:project, :public, namespace: group) }
@@ -13,7 +14,7 @@ describe 'Issue Boards', :js do
     project.team << [user, :master]
     project.team << [user2, :master]
 
-    page.driver.set_cookie('sidebar_collapsed', 'true')
+    set_cookie('sidebar_collapsed', 'true')
 
     sign_in(user)
   end
@@ -135,7 +136,7 @@ describe 'Issue Boards', :js do
 
     it 'allows user to delete board' do
       page.within(find('.board:nth-child(2)')) do
-        find('.board-delete').click
+        accept_confirm { find('.board-delete').click }
       end
 
       wait_for_requests
@@ -150,7 +151,7 @@ describe 'Issue Boards', :js do
       find('.dropdown-menu-close').click
 
       page.within(find('.board:nth-child(2)')) do
-        find('.board-delete').click
+        accept_confirm { find('.board-delete').click }
       end
 
       wait_for_requests
@@ -379,7 +380,7 @@ describe 'Issue Boards', :js do
       end
 
       it 'filters by milestone' do
-        set_filter("milestone", "\"#{milestone.title}\"")
+        set_filter("milestone", "\"#{milestone.title}")
         click_filter_link(milestone.title)
         submit_filter
 
@@ -400,7 +401,7 @@ describe 'Issue Boards', :js do
       end
 
       it 'filters by label with space after reload' do
-        set_filter("label", "\"#{accepting.title}\"")
+        set_filter("label", "\"#{accepting.title}")
         click_filter_link(accepting.title)
         submit_filter
 
@@ -521,7 +522,7 @@ describe 'Issue Boards', :js do
     end
 
     it 'allows user to use keyboard shortcuts' do
-      find('.boards-list').native.send_keys('i')
+      find('body').native.send_keys('i')
       expect(page).to have_content('New Issue')
     end
   end
@@ -563,6 +564,9 @@ describe 'Issue Boards', :js do
   end
 
   def drag(selector: '.board-list', list_from_index: 0, from_index: 0, to_index: 0, list_to_index: 0)
+    # ensure there is enough horizontal space for four boards
+    resize_window(2000, 800)
+
     drag_to(selector: selector,
             scrollable: '#board-app',
             list_from_index: list_from_index,

spec/features/boards/sidebar_spec.rb

@@ -51,7 +51,7 @@ describe 'Issue Boards', :js do
 
     expect(page).to have_selector('.issue-boards-sidebar')
 
-    find('.gutter-toggle').trigger('click')
+    find('.gutter-toggle').click
 
     expect(page).not_to have_selector('.issue-boards-sidebar')
   end
@@ -171,7 +171,7 @@ describe 'Issue Boards', :js do
       end
 
       page.within(find('.board:nth-child(2)')) do
-        find('.card:nth-child(2)').trigger('click')
+        find('.card:nth-child(2)').click
       end
 
       page.within('.assignee') do

spec/features/calendar_spec.rb

@@ -63,8 +63,8 @@ feature 'Contributions Calendar', :js do
     Event.create(note_comment_params)
   end
 
-  def selected_day_activities
-    find('.user-calendar-activities').text
+  def selected_day_activities(visible: true)
+    find('.user-calendar-activities', visible: visible).text
   end
 
   before do
@@ -112,7 +112,7 @@ feature 'Contributions Calendar', :js do
         end
 
         it 'hides calendar day activities' do
-          expect(selected_day_activities).to be_empty
+          expect(selected_day_activities(visible: false)).to be_empty
         end
       end
     end

spec/features/container_registry_spec.rb

@@ -47,7 +47,7 @@ describe "Container Registry", :js do
     scenario 'user removes a specific tag from container repository' do
       visit_container_registry
 
-      find('.js-toggle-repo').trigger('click')
+      find('.js-toggle-repo').click
       wait_for_requests
 
       expect_any_instance_of(ContainerRegistry::Tag)

spec/features/dashboard/group_spec.rb

@@ -13,7 +13,7 @@ RSpec.describe 'Dashboard Group' do
 
   it 'creates new group', :js do
     visit dashboard_groups_path
-    find('.btn-new').trigger('click')
+    find('.btn-new').click
     new_path = 'Samurai'
     new_description = 'Tokugawa Shogunate'
 

spec/features/dashboard/groups_list_spec.rb

@@ -138,7 +138,7 @@ feature 'Dashboard Groups page', :js do
       expect(page).not_to have_selector("#group-#{group.id}")
 
       # Go to next page
-      find(".gl-pagination .page:not(.active) a").trigger('click')
+      find(".gl-pagination .page:not(.active) a").click
 
       wait_for_requests
 

spec/features/dashboard/issues_spec.rb

@@ -33,7 +33,7 @@ RSpec.describe 'Dashboard Issues' do
     end
 
     it 'shows issues when current user is author', :js do
-      find('#assignee_id', visible: false).set('')
+      execute_script("document.querySelector('#assignee_id').value=''")
       find('.js-author-search', match: :first).click
 
       expect(find('li[data-user-id="null"] a.is-active')).to be_visible
@@ -71,7 +71,7 @@ RSpec.describe 'Dashboard Issues' do
 
   describe 'new issue dropdown' do
     it 'shows projects only with issues feature enabled', :js do
-      find('.new-project-item-select-button').trigger('click')
+      find('.new-project-item-select-button').click
 
       page.within('.select2-results') do
         expect(page).to have_content(project.name_with_namespace)
@@ -80,7 +80,7 @@ RSpec.describe 'Dashboard Issues' do
     end
 
     it 'shows the new issue page', :js do
-      find('.new-project-item-select-button').trigger('click')
+      find('.new-project-item-select-button').click
 
       wait_for_requests
 
@@ -93,7 +93,7 @@ RSpec.describe 'Dashboard Issues' do
       find('#select2-drop-mask', visible: false)
       execute_script("$('#select2-drop-mask').remove();")
 
-      find('.new-project-item-link').trigger('click')
+      find('.new-project-item-link').click
 
       expect(page).to have_current_path("#{project_path}/issues/new")
 

spec/features/dashboard/merge_requests_spec.rb

@@ -25,7 +25,7 @@ feature 'Dashboard Merge Requests' do
     end
 
     it 'shows projects only with merge requests feature enabled', :js do
-      find('.new-project-item-select-button').trigger('click')
+      find('.new-project-item-select-button').click
 
       page.within('.select2-results') do
         expect(page).to have_content(project.name_with_namespace)

spec/features/dashboard/todos/todos_spec.rb

@@ -252,7 +252,7 @@ feature 'Dashboard Todos' do
     describe 'mark all as done', :js do
       before do
         visit dashboard_todos_path
-        find('.js-todos-mark-all').trigger('click')
+        find('.js-todos-mark-all').click
       end
 
       it 'shows "All done" message!' do
@@ -309,9 +309,9 @@ feature 'Dashboard Todos' do
       end
 
       def mark_all_and_undo
-        find('.js-todos-mark-all').trigger('click')
+        find('.js-todos-mark-all').click
         wait_for_requests
-        find('.js-todos-undo-all').trigger('click')
+        find('.js-todos-undo-all').click
         wait_for_requests
       end
     end

spec/features/discussion_comments/commit_spec.rb

 require 'spec_helper'
 
-describe 'Discussion Comments Merge Request', :js do
+describe 'Discussion Comments Commit', :js do
   include RepoHelpers
 
   let(:user) { create(:user) }

spec/features/discussion_comments/snippets_spec.rb

 require 'spec_helper'
 
-describe 'Discussion Comments Issue', :js do
+describe 'Discussion Comments Snippet', :js do
   let(:user) { create(:user) }
   let(:project) { create(:project) }
   let(:snippet) { create(:project_snippet, :private, project: project, author: user) }

spec/features/explore/new_menu_spec.rb

@@ -65,9 +65,9 @@ feature 'Top Plus Menu', :js do
       visit project_path(project)
 
       page.within '.header-content' do
-        find('.header-new-dropdown-toggle').trigger('click')
+        find('.header-new-dropdown-toggle').click
         expect(page).to have_selector('.header-new.dropdown.open', count: 1)
-        find('.header-new-project-snippet a').trigger('click')
+        find('.header-new-project-snippet a').click
       end
 
       expect(page).to have_content('New Snippet')
@@ -87,9 +87,9 @@ feature 'Top Plus Menu', :js do
       visit group_path(group)
 
       page.within '.header-content' do
-        find('.header-new-dropdown-toggle').trigger('click')
+        find('.header-new-dropdown-toggle').click
         expect(page).to have_selector('.header-new.dropdown.open', count: 1)
-        find('.header-new-group-project a').trigger('click')
+        find('.header-new-group-project a').click
       end
 
       expect(page).to have_content('Project path')
@@ -155,7 +155,7 @@ feature 'Top Plus Menu', :js do
 
   def click_topmenuitem(item_name)
     page.within '.header-content' do
-      find('.header-new-dropdown-toggle').trigger('click')
+      find('.header-new-dropdown-toggle').click
       expect(page).to have_selector('.header-new.dropdown.open', count: 1)
       click_link item_name
     end

spec/features/groups_spec.rb

@@ -65,7 +65,7 @@ feature 'Group' do
         end
 
         it 'updates the team URL on graph path update', :js do
-          out_span = find('span[data-bind-out="create_chat_team"]')
+          out_span = find('span[data-bind-out="create_chat_team"]', visible: false)
 
           expect(out_span.text).to be_empty
 

spec/features/issues/bulk_assignment_labels_spec.rb

@@ -405,7 +405,7 @@ feature 'Issues > Labels bulk assignment' do
   end
 
   def update_issues
-    find('.update-selected-issues').trigger('click')
+    find('.update-selected-issues').click
     wait_for_requests
   end
 

spec/features/issues/filtered_search/dropdown_assignee_spec.rb

@@ -43,15 +43,16 @@ describe 'Dropdown assignee', :js do
     end
 
     it 'should show loading indicator when opened' do
-      filtered_search.set('assignee:')
+      slow_requests do
+        filtered_search.set('assignee:')
 
-      expect(page).to have_css('#js-dropdown-assignee .filter-dropdown-loading', visible: true)
+        expect(page).to have_css('#js-dropdown-assignee .filter-dropdown-loading', visible: true)
+      end
     end
 
     it 'should hide loading indicator when loaded' do
       filtered_search.set('assignee:')
 
-      expect(find(js_dropdown_assignee)).to have_css('.filter-dropdown-loading')
       expect(find(js_dropdown_assignee)).not_to have_css('.filter-dropdown-loading')
     end
 

spec/features/issues/filtered_search/dropdown_author_spec.rb

@@ -51,9 +51,11 @@ describe 'Dropdown author', :js do
     end
 
     it 'should show loading indicator when opened' do
-      filtered_search.set('author:')
+      slow_requests do
+        filtered_search.set('author:')
 
-      expect(page).to have_css('#js-dropdown-author .filter-dropdown-loading', visible: true)
+        expect(page).to have_css('#js-dropdown-author .filter-dropdown-loading', visible: true)
+      end
     end
 
     it 'should hide loading indicator when loaded' do

spec/features/issues/filtered_search/dropdown_emoji_spec.rb

@@ -70,9 +70,11 @@ describe 'Dropdown emoji', :js do
       end
 
       it 'should show loading indicator when opened' do
-        filtered_search.set('my-reaction:')
+        slow_requests do
+          filtered_search.set('my-reaction:')
 
-        expect(page).to have_css('#js-dropdown-my-reaction .filter-dropdown-loading', visible: true)
+          expect(page).to have_css('#js-dropdown-my-reaction .filter-dropdown-loading', visible: true)
+        end
       end
 
       it 'should hide loading indicator when loaded' do

spec/features/issues/filtered_search/dropdown_label_spec.rb

@@ -66,9 +66,11 @@ describe 'Dropdown label', :js do
     end
 
     it 'shows loading indicator when opened and hides it when loaded' do
-      filtered_search.set('label:')
+      slow_requests do
+        filtered_search.set('label:')
 
-      expect(find(js_dropdown_label)).to have_css('.filter-dropdown-loading')
+        expect(page).to have_css("#{js_dropdown_label} .filter-dropdown-loading", visible: true)
+      end
       expect(find(js_dropdown_label)).not_to have_css('.filter-dropdown-loading')
     end
 

spec/features/issues/filtered_search/dropdown_milestone_spec.rb

@@ -50,15 +50,16 @@ describe 'Dropdown milestone', :js do
     end
 
     it 'should show loading indicator when opened' do
-      filtered_search.set('milestone:')
+      slow_requests do
+        filtered_search.set('milestone:')
 
-      expect(page).to have_css('#js-dropdown-milestone .filter-dropdown-loading', visible: true)
+        expect(page).to have_css('#js-dropdown-milestone .filter-dropdown-loading', visible: true)
+      end
     end
 
     it 'should hide loading indicator when loaded' do
       filtered_search.set('milestone:')
 
-      expect(find(js_dropdown_milestone)).to have_css('.filter-dropdown-loading')
       expect(find(js_dropdown_milestone)).not_to have_css('.filter-dropdown-loading')
     end
 

spec/features/issues/filtered_search/filter_issues_spec.rb

@@ -139,7 +139,7 @@ describe 'Filter issues', :js do
         input_filtered_search('label:none')
 
         expect_tokens([label_token('none', false)])
-        expect_issues_list_count(8)
+        expect_issues_list_count(4)
         expect_filtered_search_input_empty
       end
 

spec/features/issues/filtered_search/recent_searches_spec.rb

@@ -76,7 +76,8 @@ describe 'Recent searches', :js do
     set_recent_searches(project_1_local_storage_key, '["foo", "bar"]')
     visit project_issues_path(project_1)
 
-    all('.filtered-search-history-dropdown-item', visible: false, count: 2)[0].trigger('click')
+    find('.filtered-search-history-dropdown-toggle-button').click
+    all('.filtered-search-history-dropdown-item', count: 2)[0].click
     wait_for_filtered_search('foo')
 
     expect(find('.filtered-search').value.strip).to eq('foo')
@@ -86,10 +87,11 @@ describe 'Recent searches', :js do
     set_recent_searches(project_1_local_storage_key, '["foo"]')
     visit project_issues_path(project_1)
 
-    all('.filtered-search-history-dropdown-item', visible: false, count: 1)
+    find('.filtered-search-history-dropdown-toggle-button').click
+    all('.filtered-search-history-dropdown-item', count: 1)
 
-    find('.filtered-search-history-clear-button', visible: false).trigger('click')
-    items_after = all('.filtered-search-history-dropdown-item', visible: false, count: 0)
+    find('.filtered-search-history-clear-button').click
+    items_after = all('.filtered-search-history-dropdown-item', count: 0)
 
     expect(items_after.count).to eq(0)
   end

spec/features/issues/filtered_search/visual_tokens_spec.rb

@@ -2,7 +2,6 @@ require 'rails_helper'
 
 describe 'Visual tokens', :js do
   include FilteredSearchHelpers
-  include WaitForRequests
 
   let!(:project) { create(:project) }
   let!(:user) { create(:user, name: 'administrator', username: 'root') }
@@ -28,7 +27,7 @@ describe 'Visual tokens', :js do
     sign_in(user)
     create(:issue, project: project)
 
-    page.driver.set_cookie('sidebar_collapsed', 'true')
+    set_cookie('sidebar_collapsed', 'true')
 
     visit project_issues_path(project)
   end

spec/features/issues/gfm_autocomplete_spec.rb

@@ -17,9 +17,9 @@ feature 'GFM autocomplete', :js do
   it 'updates issue descripton with GFM reference' do
     find('.issuable-edit').click
 
-    find('#issue-description').native.send_keys("@#{user.name[0...3]}")
+    simulate_input('#issue-description', "@#{user.name[0...3]}")
 
-    find('.atwho-view .cur').trigger('click')
+    find('.atwho-view .cur').click
 
     click_button 'Save changes'
 
@@ -28,7 +28,6 @@ feature 'GFM autocomplete', :js do
 
   it 'opens autocomplete menu when field starts with text' do
     page.within '.timeline-content-form' do
-      find('#note-body').native.send_keys('')
       find('#note-body').native.send_keys('@')
     end
 
@@ -46,7 +45,6 @@ feature 'GFM autocomplete', :js do
 
   it 'doesnt select the first item for non-assignee dropdowns' do
     page.within '.timeline-content-form' do
-      find('#note-body').native.send_keys('')
       find('#note-body').native.send_keys(':')
     end
 
@@ -86,7 +84,6 @@ feature 'GFM autocomplete', :js do
 
   it 'selects the first item for assignee dropdowns' do
     page.within '.timeline-content-form' do
-      find('#note-body').native.send_keys('')
       find('#note-body').native.send_keys('@')
     end
 
@@ -100,7 +97,7 @@ feature 'GFM autocomplete', :js do
   it 'includes items for assignee dropdowns with non-ASCII characters in name' do
     page.within '.timeline-content-form' do
       find('#note-body').native.send_keys('')
-      find('#note-body').native.send_keys("@#{user.name[0...8]}")
+      simulate_input('#note-body', "@#{user.name[0...8]}")
     end
 
     expect(page).to have_selector('.atwho-container')
@@ -112,7 +109,6 @@ feature 'GFM autocomplete', :js do
 
   it 'selects the first item for non-assignee dropdowns if a query is entered' do
     page.within '.timeline-content-form' do
-      find('#note-body').native.send_keys('')
       find('#note-body').native.send_keys(':1')
     end
 
@@ -127,9 +123,8 @@ feature 'GFM autocomplete', :js do
     it 'wraps the result in double quotes' do
       note = find('#note-body')
       page.within '.timeline-content-form' do
-        note.native.send_keys('')
-        note.native.send_keys("~#{label.title[0]}")
-        note.click
+        find('#note-body').native.send_keys('')
+        simulate_input('#note-body', "~#{label.title[0]}")
       end
 
       label_item = find('.atwho-view li', text: label.title)
@@ -152,16 +147,13 @@ feature 'GFM autocomplete', :js do
     it "does not show dropdown when preceded with a special character" do
       note = find('#note-body')
       page.within '.timeline-content-form' do
-        note.native.send_keys('')
         note.native.send_keys("@")
-        note.click
       end
 
       expect(page).to have_selector('.atwho-container')
 
       page.within '.timeline-content-form' do
         note.native.send_keys("@")
-        note.click
       end
 
       expect(page).to have_selector('.atwho-container', visible: false)
@@ -170,9 +162,7 @@ feature 'GFM autocomplete', :js do
     it "does not throw an error if no labels exist" do
       note = find('#note-body')
       page.within '.timeline-content-form' do
-        note.native.send_keys('')
         note.native.send_keys('~')
-        note.click
       end
 
       expect(page).to have_selector('.atwho-container', visible: false)
@@ -181,9 +171,7 @@ feature 'GFM autocomplete', :js do
     it 'doesn\'t wrap for assignee values' do
       note = find('#note-body')
       page.within '.timeline-content-form' do
-        note.native.send_keys('')
         note.native.send_keys("@#{user.username[0]}")
-        note.click
       end
 
       user_item = find('.atwho-view li', text: user.username)
@@ -194,9 +182,7 @@ feature 'GFM autocomplete', :js do
     it 'doesn\'t wrap for emoji values' do
       note = find('#note-body')
       page.within '.timeline-content-form' do
-        note.native.send_keys('')
-        note.native.send_keys(":cartwheel")
-        note.click
+        note.native.send_keys(":cartwheel_")
       end
 
       emoji_item = find('.atwho-view li', text: 'cartwheel_tone1')
@@ -223,12 +209,11 @@ feature 'GFM autocomplete', :js do
     it 'triggers autocomplete after selecting a quick action' do
       note = find('#note-body')
       page.within '.timeline-content-form' do
-        note.native.send_keys('')
         note.native.send_keys('/as')
-        note.click
       end
 
-      find('.atwho-view li', text: '/assign').native.send_keys(:tab)
+      find('.atwho-view li', text: '/assign')
+      note.native.send_keys(:tab)
 
       user_item = find('.atwho-view li', text: user.username)
       expect(user_item).to have_content(user.username)

spec/features/issues/issue_sidebar_spec.rb

@@ -130,8 +130,8 @@ feature 'Issue Sidebar' do
         it 'adds new label' do
           page.within('.block.labels') do
             fill_in 'new_label_name', with: 'wontfix'
-            page.find('.suggest-colors a', match: :first).trigger('click')
-            page.find('button', text: 'Create').trigger('click')
+            page.find('.suggest-colors a', match: :first).click
+            page.find('button', text: 'Create').click
 
             page.within('.dropdown-page-one') do
               expect(page).to have_content 'wontfix'
@@ -142,8 +142,8 @@ feature 'Issue Sidebar' do
         it 'shows error message if label title is taken' do
           page.within('.block.labels') do
             fill_in 'new_label_name', with: label.title
-            page.find('.suggest-colors a', match: :first).trigger('click')
-            page.find('button', text: 'Create').trigger('click')
+            page.find('.suggest-colors a', match: :first).click
+            page.find('button', text: 'Create').click
 
             page.within('.dropdown-page-two') do
               expect(page).to have_content 'Title has already been taken'
@@ -170,7 +170,7 @@ feature 'Issue Sidebar' do
   end
 
   def open_issue_sidebar
-    find('aside.right-sidebar.right-sidebar-collapsed .js-sidebar-toggle').trigger('click')
+    find('aside.right-sidebar.right-sidebar-collapsed .js-sidebar-toggle').click
     find('aside.right-sidebar.right-sidebar-expanded')
   end
 end

spec/features/issues/move_spec.rb

@@ -38,7 +38,7 @@ feature 'issue move to another project' do
     end
 
     scenario 'moving issue to another project', :js do
-      find('.js-move-issue').trigger('click')
+      find('.js-move-issue').click
       wait_for_requests
       all('.js-move-issue-dropdown-item')[0].click
       find('.js-move-issue-confirmation-button').click
@@ -52,7 +52,7 @@ feature 'issue move to another project' do
     scenario 'searching project dropdown', :js do
       new_project_search.team << [user, :reporter]
 
-      find('.js-move-issue').trigger('click')
+      find('.js-move-issue').click
       wait_for_requests
 
       page.within '.js-sidebar-move-issue-block' do
@@ -69,7 +69,7 @@ feature 'issue move to another project' do
       background { another_project.team << [user, :guest] }
 
       scenario 'browsing projects in projects select' do
-        find('.js-move-issue').trigger('click')
+        find('.js-move-issue').click
         wait_for_requests
 
         page.within '.js-sidebar-move-issue-block' do

spec/features/issues/update_issues_spec.rb

@@ -118,7 +118,7 @@ feature 'Multiple issue updating from issues#index', :js do
   end
 
   def click_update_issues_button
-    find('.update-selected-issues').trigger('click')
+    find('.update-selected-issues').click
     wait_for_requests
   end
 end

spec/features/issues/user_uses_slash_commands_spec.rb

@@ -226,7 +226,7 @@ feature 'Issues > User uses quick actions', :js do
         end
 
         it 'applies the commands to both issues and moves the issue' do
-          write_note("/label ~#{bug.title} ~#{wontfix.title}\n/milestone %\"#{milestone.title}\"\n/move #{target_project.full_path}")
+          write_note("/label ~#{bug.title} ~#{wontfix.title}\n\n/milestone %\"#{milestone.title}\"\n\n/move #{target_project.full_path}")
 
           expect(page).to have_content 'Commands applied'
           expect(issue.reload).to be_closed
@@ -245,7 +245,7 @@ feature 'Issues > User uses quick actions', :js do
         end
 
         it 'moves the issue and applies the commands to both issues' do
-          write_note("/move #{target_project.full_path}\n/label ~#{bug.title} ~#{wontfix.title}\n/milestone %\"#{milestone.title}\"")
+          write_note("/move #{target_project.full_path}\n\n/label ~#{bug.title} ~#{wontfix.title}\n\n/milestone %\"#{milestone.title}\"")
 
           expect(page).to have_content 'Commands applied'
           expect(issue.reload).to be_closed

spec/features/issues_spec.rb

@@ -367,7 +367,7 @@ describe 'Issues' do
     it 'changes incoming email address token', :js do
       find('.issue-email-modal-btn').click
       previous_token = find('input#issue_email').value
-      find('.incoming-email-token-reset').trigger('click')
+      find('.incoming-email-token-reset').click
 
       wait_for_requests
 
@@ -585,9 +585,11 @@ describe 'Issues' do
       end
 
       it "cancels a file upload correctly" do
-        dropzone_file([Rails.root.join('spec', 'fixtures', 'dk.png')], 0, false)
+        slow_requests do
+          dropzone_file([Rails.root.join('spec', 'fixtures', 'dk.png')], 0, false)
 
-        click_button 'Cancel'
+          click_button 'Cancel'
+        end
 
         expect(page).to have_button('Attach a file')
         expect(page).not_to have_button('Cancel')

spec/features/merge_requests/conflicts_spec.rb

@@ -23,11 +23,11 @@ feature 'Merge request conflict resolution', :js do
 
       within find('.files-wrapper .diff-file', text: 'files/ruby/regex.rb') do
         all('button', text: 'Use ours').each do |button|
-          button.trigger('click')
+          button.send_keys(:return)
         end
       end
 
-      click_button 'Commit conflict resolution'
+      find_button('Commit conflict resolution').send_keys(:return)
 
       expect(page).to have_content('All merge conflicts were resolved')
       merge_request.reload_diff
@@ -71,7 +71,7 @@ feature 'Merge request conflict resolution', :js do
         execute_script('ace.edit($(".files-wrapper .diff-file pre")[1]).setValue("Gregor Samsa woke from troubled dreams");')
       end
 
-      click_button 'Commit conflict resolution'
+      find_button('Commit conflict resolution').send_keys(:return)
 
       expect(page).to have_content('All merge conflicts were resolved')
       merge_request.reload_diff

spec/features/merge_requests/diff_notes_avatars_spec.rb

@@ -22,7 +22,7 @@ feature 'Diff note avatars', :js do
     project.team << [user, :master]
     sign_in user
 
-    page.driver.set_cookie('sidebar_collapsed', 'true')
+    set_cookie('sidebar_collapsed', 'true')
   end
 
   context 'discussion tab' do
@@ -56,7 +56,7 @@ feature 'Diff note avatars', :js do
     end
 
     it 'does not render avatar after commenting' do
-      first('.diff-line-num').trigger('mouseover')
+      first('.diff-line-num').click
       find('.js-add-diff-note-button').click
 
       page.within('.js-discussion-note-form') do
@@ -85,7 +85,7 @@ feature 'Diff note avatars', :js do
 
       it 'shows note avatar' do
         page.within find_line(position.line_code(project.repository)) do
-          find('.diff-notes-collapse').click
+          find('.diff-notes-collapse').send_keys(:return)
 
           expect(page).to have_selector('img.js-diff-comment-avatar', count: 1)
         end
@@ -93,7 +93,7 @@ feature 'Diff note avatars', :js do
 
       it 'shows comment on note avatar' do
         page.within find_line(position.line_code(project.repository)) do
-          find('.diff-notes-collapse').click
+          find('.diff-notes-collapse').send_keys(:return)
 
           expect(first('img.js-diff-comment-avatar')["data-original-title"]).to eq("#{note.author.name}: #{note.note.truncate(17)}")
         end
@@ -101,7 +101,7 @@ feature 'Diff note avatars', :js do
 
       it 'toggles comments when clicking avatar' do
         page.within find_line(position.line_code(project.repository)) do
-          find('.diff-notes-collapse').click
+          find('.diff-notes-collapse').send_keys(:return)
         end
 
         expect(page).to have_selector('.notes_holder', visible: false)
@@ -117,7 +117,7 @@ feature 'Diff note avatars', :js do
         open_more_actions_dropdown(note)
 
         page.within find(".note-row-#{note.id}") do
-          find('.js-note-delete').click
+          accept_confirm { find('.js-note-delete').click }
         end
 
         wait_for_requests
@@ -139,7 +139,7 @@ feature 'Diff note avatars', :js do
         end
 
         page.within find_line(position.line_code(project.repository)) do
-          find('.diff-notes-collapse').trigger('click')
+          find('.diff-notes-collapse').send_keys(:return)
 
           expect(page).to have_selector('img.js-diff-comment-avatar', count: 2)
         end
@@ -152,14 +152,14 @@ feature 'Diff note avatars', :js do
           page.within '.js-discussion-note-form' do
             find('.js-note-text').native.send_keys('Test')
 
-            find('.js-comment-button').trigger('click')
+            find('.js-comment-button').click
 
             wait_for_requests
           end
         end
 
         page.within find_line(position.line_code(project.repository)) do
-          find('.diff-notes-collapse').trigger('click')
+          find('.diff-notes-collapse').send_keys(:return)
 
           expect(page).to have_selector('img.js-diff-comment-avatar', count: 3)
           expect(find('.diff-comments-more-count')).to have_content '+1'
@@ -177,7 +177,7 @@ feature 'Diff note avatars', :js do
 
         it 'shows extra comment count' do
           page.within find_line(position.line_code(project.repository)) do
-            find('.diff-notes-collapse').click
+            find('.diff-notes-collapse').send_keys(:return)
 
             expect(find('.diff-comments-more-count')).to have_content '+1'
           end

spec/features/merge_requests/diff_notes_resolve_spec.rb

@@ -192,7 +192,7 @@ feature 'Diff notes resolve', :js do
           page.find('.discussion-next-btn').click
         end
 
-        expect(page.evaluate_script("$('body').scrollTop()")).to be > 0
+        expect(page.evaluate_script("window.pageYOffset")).to be > 0
       end
 
       it 'hides jump to next button when all resolved' do
@@ -241,10 +241,8 @@ feature 'Diff notes resolve', :js do
       end
 
       it 'resolves discussion' do
-        page.all('.note').each do |note|
-          note.all('.line-resolve-btn').each do |button|
-            button.click
-          end
+        page.all('.note .line-resolve-btn').each do |button|
+          button.click
         end
 
         expect(page).to have_content('Resolved by')
@@ -305,10 +303,10 @@ feature 'Diff notes resolve', :js do
         end
 
         page.within '.line-resolve-all-container' do
-          page.find('.discussion-next-btn').trigger('click')
+          page.find('.discussion-next-btn').click
         end
 
-        expect(page.evaluate_script("$('body').scrollTop()")).to be > 0
+        expect(page.evaluate_script("window.pageYOffset")).to be > 0
       end
 
       it 'updates updated text after resolving note' do

spec/features/merge_requests/diffs_spec.rb

@@ -7,14 +7,12 @@ feature 'Diffs URL', :js do
   let(:merge_request) { create(:merge_request, source_project: project) }
 
   context 'when visit with */* as accept header' do
-    before do
-      page.driver.add_header('Accept', '*/*')
-    end
-
     it 'renders the notes' do
       create :note_on_merge_request, project: project, noteable: merge_request, note: 'Rebasing with master'
 
-      visit diffs_project_merge_request_path(project, merge_request)
+      inspect_requests(inject_headers: { 'Accept' => '*/*' }) do
+        visit diffs_project_merge_request_path(project, merge_request)
+      end
 
       # Load notes and diff through AJAX
       expect(page).to have_css('.note-text', visible: false, text: 'Rebasing with master')
@@ -90,7 +88,7 @@ feature 'Diffs URL', :js do
         visit diffs_project_merge_request_path(project, merge_request)
 
         # Throws `Capybara::Poltergeist::InvalidSelector` if we try to use `#hash` syntax
-        find("[id=\"#{changelog_id}\"] .js-edit-blob").trigger('click')
+        find("[id=\"#{changelog_id}\"] .js-edit-blob").click
 
         expect(page).to have_selector('.js-fork-suggestion-button', count: 1)
         expect(page).to have_selector('.js-cancel-fork-suggestion-button', count: 1)

spec/features/merge_requests/form_spec.rb

@@ -43,7 +43,7 @@ describe 'New/edit merge request', :js do
           expect(page).to have_content user2.name
         end
 
-        find('a', text: 'Assign to me').trigger('click')
+        find('a', text: 'Assign to me').click
         expect(find('input[name="merge_request[assignee_id]"]', visible: false).value).to match(user.id.to_s)
         page.within '.js-assignee-search' do
           expect(page).to have_content user.name

spec/features/merge_requests/mini_pipeline_graph_spec.rb

@@ -83,7 +83,7 @@ feature 'Mini Pipeline Graph', :js do
     end
 
     before do
-      toggle.trigger('click')
+      toggle.click
       wait_for_requests
     end
 
@@ -92,7 +92,7 @@ feature 'Mini Pipeline Graph', :js do
     end
 
     it 'should close when toggle is clicked again' do
-      toggle.trigger('click')
+      toggle.click
 
       expect(toggle.find(:xpath, '..')).not_to have_selector('.mini-pipeline-graph-dropdown-menu')
     end

spec/features/merge_requests/update_merge_requests_spec.rb

@@ -127,7 +127,7 @@ feature 'Multiple merge requests updating from merge_requests#index' do
   end
 
   def click_update_merge_requests_button
-    find('.update-selected-issues').trigger('click')
+    find('.update-selected-issues').click
     wait_for_requests
   end
 end

spec/features/merge_requests/user_posts_diff_notes_spec.rb

@@ -8,7 +8,7 @@ feature 'Merge requests > User posts diff notes', :js do
   let(:project) { merge_request.source_project }
 
   before do
-    page.driver.set_cookie('sidebar_collapsed', 'true')
+    set_cookie('sidebar_collapsed', 'true')
 
     project.add_developer(user)
     sign_in(user)
@@ -103,7 +103,10 @@ feature 'Merge requests > User posts diff notes', :js do
       it 'allows commenting' do
         should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
 
-        first('.js-note-delete', visible: false).trigger('click')
+        accept_confirm do
+          first('button.more-actions-toggle').click
+          first('.js-note-delete').click
+        end
 
         should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
       end
@@ -236,7 +239,7 @@ feature 'Merge requests > User posts diff notes', :js do
   def should_allow_dismissing_a_comment(line_holder, diff_side = nil)
     write_comment_on_line(line_holder, diff_side)
 
-    find('.js-close-discussion-note-form').trigger('click')
+    find('.js-close-discussion-note-form').click
 
     assert_comment_dismissal(line_holder)
   end

spec/features/merge_requests/user_posts_notes_spec.rb

@@ -141,7 +141,7 @@ describe 'Merge requests > User posts notes', :js do
       end
 
       it 'removes the attachment div and resets the edit form' do
-        find('.js-note-attachment-delete').click
+        accept_confirm { find('.js-note-attachment-delete').click }
         is_expected.not_to have_css('.note-attachment')
         is_expected.not_to have_css('.current-note-edit-form')
         wait_for_requests

spec/features/merge_requests/versions_spec.rb

@@ -67,8 +67,8 @@ feature 'Merge Request versions', :js do
       line_code = '7445606fbf8f3683cd42bdc54b05d7a0bc2dfc44_2_2'
 
       page.within(diff_file_selector) do
-        find(".line_holder[id='#{line_code}'] td:nth-of-type(1)").trigger 'mouseover'
-        find(".line_holder[id='#{line_code}'] button").trigger 'click'
+        find(".line_holder[id='#{line_code}'] td:nth-of-type(1)").hover
+        find(".line_holder[id='#{line_code}'] button").click
 
         page.within("form[data-line-code='#{line_code}']") do
           fill_in "note[note]", with: "Typo, please fix"
@@ -137,8 +137,8 @@ feature 'Merge Request versions', :js do
       line_code = '7445606fbf8f3683cd42bdc54b05d7a0bc2dfc44_4_4'
 
       page.within(diff_file_selector) do
-        find(".line_holder[id='#{line_code}'] td:nth-of-type(1)").trigger 'mouseover'
-        find(".line_holder[id='#{line_code}'] button").trigger 'click'
+        find(".line_holder[id='#{line_code}'] td:nth-of-type(1)").hover
+        find(".line_holder[id='#{line_code}'] button").click
 
         page.within("form[data-line-code='#{line_code}']") do
           fill_in "note[note]", with: "Typo, please fix"

spec/features/merge_requests/widget_deployments_spec.rb

@@ -42,7 +42,7 @@ feature 'Widget Deployments Header', :js do
       end
 
       scenario 'does start build when stop button clicked' do
-        click_button('Stop environment')
+        accept_confirm { click_button('Stop environment') }
 
         expect(page).to have_content('close_app')
       end

spec/features/profile_spec.rb

@@ -65,7 +65,7 @@ describe 'Profile account page', :js do
       within('.rss-token-reset') do
         previous_token = find("#rss_token").value
 
-        click_link('reset it')
+        accept_confirm { click_link('reset it') }
 
         expect(find('#rss_token').value).not_to eq(previous_token)
       end
@@ -84,7 +84,7 @@ describe 'Profile account page', :js do
       within('.incoming-email-token-reset') do
         previous_token = find('#incoming_email_token').value
 
-        click_link('reset it')
+        accept_confirm { click_link('reset it') }
 
         expect(find('#incoming_email_token').value).not_to eq(previous_token)
       end

spec/features/profiles/oauth_applications_spec.rb

@@ -14,7 +14,7 @@ describe 'Profile > Applications' do
 
       page.within('.oauth-applications') do
         expect(page).to have_content('Your applications (1)')
-        click_button 'Destroy'
+        accept_confirm { click_button 'Destroy' }
       end
 
       expect(page).to have_content('The application was deleted successfully')
@@ -28,7 +28,7 @@ describe 'Profile > Applications' do
 
       page.within('.oauth-authorized-applications') do
         expect(page).to have_content('Authorized applications (1)')
-        click_button 'Revoke'
+        accept_confirm { click_button 'Revoke' }
       end
 
       expect(page).to have_content('The application was revoked access.')

spec/features/profiles/personal_access_tokens_spec.rb

@@ -34,7 +34,7 @@ describe 'Profile > Personal Access Tokens', :js do
       fill_in "Name", with: name
 
       # Set date to 1st of next month
-      find_field("Expires at").trigger('focus')
+      find_field("Expires at").click
       find(".pika-next").click
       click_on "1"
 
@@ -78,7 +78,7 @@ describe 'Profile > Personal Access Tokens', :js do
 
     it "allows revocation of an active token" do
       visit profile_personal_access_tokens_path
-      click_on "Revoke"
+      accept_confirm { click_on "Revoke" }
 
       expect(page).to have_selector(".settings-message")
       expect(no_personal_access_tokens_message).to have_text("This user has no active Personal Access Tokens.")
@@ -100,7 +100,7 @@ describe 'Profile > Personal Access Tokens', :js do
         errors = ActiveModel::Errors.new(PersonalAccessToken.new).tap { |e| e.add(:name, "cannot be nil") }
         allow_any_instance_of(PersonalAccessToken).to receive(:errors).and_return(errors)
 
-        click_on "Revoke"
+        accept_confirm { click_on "Revoke" }
         expect(active_personal_access_tokens).to have_text(personal_access_token.name)
         expect(page).to have_content("Could not revoke")
       end

spec/features/profiles/user_visits_notifications_tab_spec.rb

@@ -13,7 +13,7 @@ feature 'User visits the notifications tab', :js do
   it 'changes the project notifications setting' do
     expect(page).to have_content('Notifications')
 
-    first('#notifications-button').trigger('click')
+    first('#notifications-button').click
     click_link('On mention')
 
     expect(page).to have_content('On mention')

spec/features/profiles/user_visits_profile_preferences_page_spec.rb

@@ -53,7 +53,7 @@ describe 'User visits the profile preferences page' do
       expect(page).to have_content("You don't have starred projects yet")
       expect(page.current_path).to eq starred_dashboard_projects_path
 
-      find('.shortcuts-activity').trigger('click')
+      find('.shortcuts-activity').click
 
       expect(page).not_to have_content("You don't have starred projects yet")
       expect(page.current_path).to eq dashboard_projects_path

spec/features/projects/artifacts/download_spec.rb

 require 'spec_helper'
 
-feature 'Download artifact', :js do
+feature 'Download artifact' do
   let(:project) { create(:project, :public) }
   let(:pipeline) { create(:ci_empty_pipeline, status: :success, project: project) }
   let(:job) { create(:ci_build, :artifacts, :success, pipeline: pipeline) }

spec/features/projects/artifacts/file_spec.rb

@@ -39,7 +39,6 @@ feature 'Artifact file', :js do
 
   context 'JPG file' do
     before do
-      page.driver.browser.url_blacklist = []
       visit_file('rails_sample.jpg')
 
       wait_for_requests

spec/features/projects/branches_spec.rb

@@ -67,7 +67,7 @@ describe 'Branches' do
 
         expect(page).to have_content('fix')
         expect(find('.all-branches')).to have_selector('li', count: 1)
-        find('.js-branch-fix .btn-remove').trigger(:click)
+        accept_confirm { find('.js-branch-fix .btn-remove').click }
 
         expect(page).not_to have_content('fix')
         expect(find('.all-branches')).to have_selector('li', count: 0)

spec/features/projects/commit/diff_notes_spec.rb

@@ -20,8 +20,8 @@ feature 'Commit diff', :js do
       it "adds comment to diff" do
         diff_line_num = first('.diff-line-num.new')
 
-        diff_line_num.trigger('mouseover')
-        diff_line_num.find('.js-add-diff-note-button').trigger('click')
+        diff_line_num.hover
+        diff_line_num.find('.js-add-diff-note-button').click
 
         page.within(first('.diff-viewer')) do
           find('.js-note-text').set 'test comment'

spec/features/projects/commit/mini_pipeline_graph_spec.rb

@@ -18,7 +18,7 @@ feature 'Mini Pipeline Graph in Commit View', :js do
 
       expect(page).to have_selector('.mr-widget-pipeline-graph')
 
-      first('.mini-pipeline-graph-dropdown-toggle').trigger('click')
+      first('.mini-pipeline-graph-dropdown-toggle').click
 
       wait_for_requests
 

spec/features/projects/deploy_keys_spec.rb

@@ -20,7 +20,7 @@ describe 'Project deploy keys', :js do
       page.within(find('.deploy-keys')) do
         expect(page).to have_selector('.deploy-keys li', count: 1)
 
-        click_on 'Remove'
+        accept_confirm { find(:button, text: 'Remove').send_keys(:return) }
 
         expect(page).not_to have_selector('.fa-spinner', count: 0)
         expect(page).to have_selector('.deploy-keys li', count: 0)

spec/features/projects/environments/environment_spec.rb

@@ -193,12 +193,14 @@ feature 'Environment' do
         create(:environment, project: project,
                              name: 'staging-1.0/review',
                              state: :available)
-
-        visit folder_project_environments_path(project, id: 'staging-1.0')
       end
 
       it 'renders a correct environment folder' do
-        expect(page).to have_gitlab_http_status(:ok)
+        reqs = inspect_requests do
+          visit folder_project_environments_path(project, id: 'staging-1.0')
+        end
+
+        expect(reqs.first.status_code).to eq(200)
         expect(page).to have_content('Environments / staging-1.0')
       end
     end

spec/features/projects/environments/environments_spec.rb

@@ -151,7 +151,7 @@ feature 'Environments page', :js do
           find('.js-dropdown-play-icon-container').click
           expect(page).to have_content(action.name.humanize)
 
-          expect { find('.js-manual-action-link').trigger('click') }
+          expect { find('.js-manual-action-link').click }
             .not_to change { Ci::Pipeline.count }
         end
 

spec/features/projects/features_visibility_spec.rb

@@ -22,7 +22,7 @@ describe 'Edit Project Settings' do
           # disable by clicking toggle
           toggle_feature_off("project[project_feature_attributes][#{tool_name}_access_level]")
           page.within('.sharing-permissions') do
-            click_button 'Save changes'
+            find('input[value="Save changes"]').click
           end
           wait_for_requests
           expect(page).not_to have_selector(".shortcuts-#{shortcut_name}")
@@ -30,7 +30,7 @@ describe 'Edit Project Settings' do
           # re-enable by clicking toggle again
           toggle_feature_on("project[project_feature_attributes][#{tool_name}_access_level]")
           page.within('.sharing-permissions') do
-            click_button 'Save changes'
+            find('input[value="Save changes"]').click
           end
           wait_for_requests
           expect(page).to have_selector(".shortcuts-#{shortcut_name}")

spec/features/projects/files/edit_file_soft_wrap_spec.rb

@@ -7,18 +7,18 @@ feature 'User uses soft wrap whilst editing file', :js do
     project.team << [user, :master]
     sign_in user
     visit project_new_blob_path(project, 'master', file_name: 'test_file-name')
-    editor = find('.file-editor.code')
-    editor.click
-    editor.send_keys 'Touch water with paw then recoil in horror chase dog then
-      run away chase the pig around the house eat owner\'s food, and knock
-      dish off table head butt cant eat out of my own dish. Cat is love, cat
-      is life rub face on everything poop on grasses so meow. Playing with
-      balls of wool flee in terror at cucumber discovered on floor run in
-      circles tuxedo cats always looking dapper, but attack dog, run away
-      and pretend to be victim so all of a sudden cat goes crazy, yet chase
-      laser. Make muffins sit in window and stare ooo, a bird! yum lick yarn
-      hanging out of own butt jump off balcony, onto stranger\'s head yet
-      chase laser. Purr for no reason stare at ceiling hola te quiero.'.squish
+    page.within('.file-editor.code') do
+      find('.ace_text-input', visible: false).send_keys 'Touch water with paw then recoil in horror chase dog then
+        run away chase the pig around the house eat owner\'s food, and knock
+        dish off table head butt cant eat out of my own dish. Cat is love, cat
+        is life rub face on everything poop on grasses so meow. Playing with
+        balls of wool flee in terror at cucumber discovered on floor run in
+        circles tuxedo cats always looking dapper, but attack dog, run away
+        and pretend to be victim so all of a sudden cat goes crazy, yet chase
+        laser. Make muffins sit in window and stare ooo, a bird! yum lick yarn
+        hanging out of own butt jump off balcony, onto stranger\'s head yet
+        chase laser. Purr for no reason stare at ceiling hola te quiero.'.squish
+    end
   end
 
   let(:toggle_button) { find('.soft-wrap-toggle') }
@@ -36,6 +36,6 @@ feature 'User uses soft wrap whilst editing file', :js do
   end
 
   def get_content_width
-    find('.ace_content')[:style].slice!(/width: \d+/).slice!(/\d+/)
+    find('.ace_content')[:style].slice!(/width: \d+/).slice!(/\d+/).to_i
   end
 end

spec/features/projects/import_export/export_file_spec.rb

@@ -41,7 +41,7 @@ feature 'Import/Export - project export integration test', :js do
 
       expect(page).to have_content('Export project')
 
-      click_link 'Export project'
+      find(:link, 'Export project').send_keys(:return)
 
       visit edit_project_path(project)
 

spec/features/projects/import_export/import_file_spec.rb

@@ -94,6 +94,6 @@ feature 'Import/Export - project import integration test', :js do
   end
 
   def click_import_project_tab
-    find('#import-project-tab').trigger('click')
+    find('#import-project-tab').click
   end
 end

spec/features/projects/import_export/namespace_export_file_spec.rb

@@ -52,7 +52,7 @@ feature 'Import/Export - Namespace export file cleanup', :js do
 
       expect(page).to have_content('Export project')
 
-      click_link 'Export project'
+      find(:link, 'Export project').send_keys(:return)
 
       visit edit_project_path(project)
 

spec/features/projects/jobs/user_browses_job_spec.rb

@@ -21,12 +21,12 @@ describe 'User browses a job', :js do
     expect(page).to have_content("Job ##{build.id}")
     expect(page).to have_css('#build-trace')
 
-    click_link('Erase')
+    accept_confirm { click_link('Erase') }
 
+    expect(page).to have_no_css('.artifacts')
     expect(build).not_to have_trace
     expect(build.artifacts_file.exists?).to be_falsy
     expect(build.artifacts_metadata.exists?).to be_falsy
-    expect(page).to have_no_css('.artifacts')
 
     page.within('.erased') do
       expect(page).to have_content('Job has been erased')

spec/features/projects/jobs_spec.rb

@@ -380,7 +380,6 @@ feature 'Jobs' do
       end
 
       it 'loads the page and shows all needed controls' do
-        expect(page.status_code).to eq(200)
         expect(page).to have_content 'Retry'
       end
     end
@@ -392,11 +391,10 @@ feature 'Jobs' do
         job.run!
         visit project_job_path(project, job)
         find('.js-cancel-job').click()
-        find('.js-retry-button').trigger('click')
+        find('.js-retry-button').click
       end
 
       it 'shows the right status and buttons', :js do
-        expect(page).to have_gitlab_http_status(200)
         page.within('aside.right-sidebar') do
           expect(page).to have_content 'Cancel'
         end
@@ -443,28 +441,30 @@ feature 'Jobs' do
     context 'access source' do
       context 'job from project' do
         before do
-          Capybara.current_session.driver.headers = { 'X-Sendfile-Type' => 'X-Sendfile' }
           job.run!
-          visit project_job_path(project, job)
-          find('.js-raw-link-controller').click()
         end
 
         it 'sends the right headers' do
-          expect(page.status_code).to eq(200)
-          expect(page.response_headers['Content-Type']).to eq('text/plain; charset=utf-8')
-          expect(page.response_headers['X-Sendfile']).to eq(job.trace.send(:current_path))
+          requests = inspect_requests(inject_headers: { 'X-Sendfile-Type' => 'X-Sendfile' }) do
+            visit raw_project_job_path(project, job)
+          end
+
+          expect(requests.first.status_code).to eq(200)
+          expect(requests.first.response_headers['Content-Type']).to eq('text/plain; charset=utf-8')
+          expect(requests.first.response_headers['X-Sendfile']).to eq(job.trace.send(:current_path))
         end
       end
 
       context 'job from other project' do
         before do
-          Capybara.current_session.driver.headers = { 'X-Sendfile-Type' => 'X-Sendfile' }
           job2.run!
-          visit raw_project_job_path(project, job2)
         end
 
         it 'sends the right headers' do
-          expect(page.status_code).to eq(404)
+          requests = inspect_requests(inject_headers: { 'X-Sendfile-Type' => 'X-Sendfile' }) do
+            visit raw_project_job_path(project, job2)
+          end
+          expect(requests.first.status_code).to eq(404)
         end
       end
     end
@@ -473,8 +473,6 @@ feature 'Jobs' do
       let(:existing_file) { Tempfile.new('existing-trace-file').path }
 
       before do
-        Capybara.current_session.driver.headers = { 'X-Sendfile-Type' => 'X-Sendfile' }
-
         job.run!
       end
 
@@ -483,16 +481,14 @@ feature 'Jobs' do
           allow_any_instance_of(Gitlab::Ci::Trace)
             .to receive(:paths)
             .and_return([existing_file])
-
-          visit project_job_path(project, job)
-
-          find('.js-raw-link-controller').click
         end
 
         it 'sends the right headers' do
-          expect(page.status_code).to eq(200)
-          expect(page.response_headers['Content-Type']).to eq('text/plain; charset=utf-8')
-          expect(page.response_headers['X-Sendfile']).to eq(existing_file)
+          requests = inspect_requests(inject_headers: { 'X-Sendfile-Type' => 'X-Sendfile' }) do
+            visit raw_project_job_path(project, job)
+          end
+          expect(requests.first.response_headers['Content-Type']).to eq('text/plain; charset=utf-8')
+          expect(requests.first.response_headers['X-Sendfile']).to eq(existing_file)
         end
       end
 

spec/features/projects/members/groups_with_access_list_spec.rb

@@ -31,6 +31,7 @@ feature 'Projects > Members > Groups with access list', :js do
     tomorrow = Date.today + 3
 
     fill_in "member_expires_at_#{group.id}", with: tomorrow.strftime("%F")
+    find('body').click
     wait_for_requests
 
     page.within(find('li.group_member')) do
@@ -40,7 +41,7 @@ feature 'Projects > Members > Groups with access list', :js do
 
   scenario 'deletes group link' do
     page.within(first('.group_member')) do
-      find('.btn-remove').click
+      accept_confirm { find('.btn-remove').click }
     end
     wait_for_requests
 

spec/features/projects/members/master_adds_member_with_expiration_date_spec.rb

@@ -20,7 +20,7 @@ feature 'Projects > Members > Master adds member with expiration date', :js do
 
       page.within '.users-project-form' do
         select2(new_member.id, from: '#user_ids', multiple: true)
-        fill_in 'expires_at', with: date.to_s(:medium)
+        fill_in 'expires_at', with: date.to_s(:medium) + "\n"
         click_on 'Add to project'
       end
 
@@ -37,7 +37,7 @@ feature 'Projects > Members > Master adds member with expiration date', :js do
       visit project_project_members_path(project)
 
       page.within "#project_member_#{new_member.project_members.first.id}" do
-        find('.js-access-expiration-date').set date.to_s(:medium)
+        find('.js-access-expiration-date').set date.to_s(:medium) + "\n"
         wait_for_requests
         expect(page).to have_content('Expires in 3 days')
       end

spec/features/projects/members/share_with_group_spec.rb

@@ -41,7 +41,7 @@ feature 'Project > Members > Share with Group', :js do
 
           select2 group_to_share_with.id, from: '#link_group_id'
           page.find('body').click
-          find('.btn-create').trigger('click')
+          find('.btn-create').click
 
           page.within('.project-members-groups') do
             expect(page).to have_content(group_to_share_with.name)
@@ -123,7 +123,7 @@ feature 'Project > Members > Share with Group', :js do
 
       fill_in 'expires_at_groups', with: (Time.now + 4.5.days).strftime('%Y-%m-%d')
       page.find('body').click
-      find('.btn-create').trigger('click')
+      find('.btn-create').click
     end
 
     scenario 'the group link shows the expiration time with a warning class' do

spec/features/projects/members/user_requests_access_spec.rb

@@ -60,7 +60,7 @@ feature 'Projects > Members > User requests access', :js do
 
     expect(project.requesters.exists?(user_id: user)).to be_truthy
 
-    click_link 'Withdraw Access Request'
+    accept_confirm { click_link 'Withdraw Access Request' }
 
     expect(project.requesters.exists?(user_id: user)).to be_falsey
     expect(page).to have_content 'Your access request to the project has been withdrawn.'

spec/features/projects/merge_requests/user_comments_on_diff_spec.rb

@@ -31,7 +31,7 @@ describe 'User comments on a diff', :js do
           page.within('.files > div:nth-child(3)') do
             expect(page).to have_content('Line is wrong')
 
-            find('.js-toggle-diff-comments').trigger('click')
+            find('.js-toggle-diff-comments').click
 
             expect(page).not_to have_content('Line is wrong')
           end
@@ -64,7 +64,7 @@ describe 'User comments on a diff', :js do
 
           # Hide the comment.
           page.within('.files > div:nth-child(3)') do
-            find('.js-toggle-diff-comments').trigger('click')
+            find('.js-toggle-diff-comments').click
 
             expect(page).not_to have_content('Line is wrong')
           end
@@ -77,7 +77,7 @@ describe 'User comments on a diff', :js do
 
           # Show the comment.
           page.within('.files > div:nth-child(3)') do
-            find('.js-toggle-diff-comments').trigger('click')
+            find('.js-toggle-diff-comments').click
           end
 
           # Now both the comments should be shown.
@@ -90,6 +90,7 @@ describe 'User comments on a diff', :js do
           end
 
           # Check the same comments in the side-by-side view.
+          execute_script("window.scrollTo(0,0);")
           click_link('Side-by-side')
 
           wait_for_requests
@@ -153,11 +154,11 @@ describe 'User comments on a diff', :js do
         find('.more-actions').click
         find('.more-actions .dropdown-menu li', match: :first)
 
-        find('.js-note-delete').click
+        accept_confirm { find('.js-note-delete').click }
       end
 
       page.within('.merge-request-tabs') do
-        find('.notes-tab').trigger('click')
+        find('.notes-tab').click
       end
 
       wait_for_requests

spec/features/projects/merge_requests/user_edits_merge_request_spec.rb

 require 'spec_helper'
 
 describe 'User edits a merge request', :js do
+  include Select2Helper
+
   let(:project) { create(:project, :repository) }
   let(:merge_request) { create(:merge_request, source_project: project, target_project: project) }
   let(:user) { create(:user) }
@@ -15,8 +17,7 @@ describe 'User edits a merge request', :js do
   it 'changes the target branch' do
     expect(page).to have_content('Target branch')
 
-    first('.target_branch').click
-    select('merge-test', from: 'merge_request_target_branch', visible: false)
+    select2('merge-test', from: '#merge_request_target_branch')
     click_button('Save changes')
 
     expect(page).to have_content("Request to merge #{merge_request.source_branch} into merge-test")

spec/features/projects/new_project_spec.rb

@@ -15,7 +15,7 @@ feature 'New project' do
     expect(page).to have_content('Project path')
     expect(page).to have_content('Project name')
 
-    find('#import-project-tab').trigger('click')
+    find('#import-project-tab').click
 
     expect(page).to have_link('GitHub')
     expect(page).to have_link('Bitbucket')
@@ -137,7 +137,7 @@ feature 'New project' do
   context 'Import project options', :js do
     before do
       visit new_project_path
-      find('#import-project-tab').trigger('click')
+      find('#import-project-tab').click
     end
 
     context 'from git repository url' do

spec/features/projects/pipeline_schedules_spec.rb

@@ -54,7 +54,7 @@ feature 'Pipeline Schedules', :js do
         end
 
         it 'deletes the pipeline' do
-          click_link 'Delete'
+          accept_confirm { click_link 'Delete' }
 
           expect(page).not_to have_css(".pipeline-schedule-table-row")
         end

spec/features/projects/pipelines/pipeline_spec.rb

@@ -73,7 +73,7 @@ describe 'Pipeline', :js do
         end
 
         it 'should be possible to cancel the running build' do
-          find('#ci-badge-deploy .ci-action-icon-container').trigger('click')
+          find('#ci-badge-deploy .ci-action-icon-container').click
 
           expect(page).not_to have_content('Cancel running')
         end
@@ -92,7 +92,7 @@ describe 'Pipeline', :js do
         end
 
         it 'should be possible to retry the success job' do
-          find('#ci-badge-build .ci-action-icon-container').trigger('click')
+          find('#ci-badge-build .ci-action-icon-container').click
 
           expect(page).not_to have_content('Retry job')
         end
@@ -111,7 +111,7 @@ describe 'Pipeline', :js do
         end
 
         it 'should be possible to retry the failed build' do
-          find('#ci-badge-test .ci-action-icon-container').trigger('click')
+          find('#ci-badge-test .ci-action-icon-container').click
 
           expect(page).not_to have_content('Retry job')
         end
@@ -130,7 +130,7 @@ describe 'Pipeline', :js do
         end
 
         it 'should be possible to play the manual job' do
-          find('#ci-badge-manual-build .ci-action-icon-container').trigger('click')
+          find('#ci-badge-manual-build .ci-action-icon-container').click
 
           expect(page).not_to have_content('Play job')
         end
@@ -165,7 +165,7 @@ describe 'Pipeline', :js do
 
       context 'when retrying' do
         before do
-          find('.js-retry-button').trigger('click')
+          find('.js-retry-button').click
         end
 
         it { expect(page).not_to have_content('Retry') }
@@ -231,7 +231,7 @@ describe 'Pipeline', :js do
 
       context 'when retrying' do
         before do
-          find('.js-retry-button').trigger('click')
+          find('.js-retry-button').click
         end
 
         it { expect(page).not_to have_content('Retry') }

spec/features/projects/pipelines/pipelines_spec.rb

@@ -103,7 +103,7 @@ describe 'Pipelines', :js do
 
         context 'when canceling' do
           before do
-            find('.js-pipelines-cancel-button').click
+            accept_confirm { find('.js-pipelines-cancel-button').click }
             wait_for_requests
           end
 
@@ -232,7 +232,7 @@ describe 'Pipelines', :js do
 
           context 'when canceling' do
             before do
-              find('.js-pipelines-cancel-button').trigger('click')
+              accept_alert { find('.js-pipelines-cancel-button').click }
             end
 
             it 'indicates that pipeline was canceled' do
@@ -345,14 +345,14 @@ describe 'Pipelines', :js do
 
         context 'when clicking a stage badge' do
           it 'should open a dropdown' do
-            find('.js-builds-dropdown-button').trigger('click')
+            find('.js-builds-dropdown-button').click
 
             expect(page).to have_link build.name
           end
 
           it 'should be possible to cancel pending build' do
-            find('.js-builds-dropdown-button').trigger('click')
-            find('a.js-ci-action-icon').trigger('click')
+            find('.js-builds-dropdown-button').click
+            find('a.js-ci-action-icon').click
 
             expect(page).to have_content('canceled')
             expect(build.reload).to be_canceled
@@ -361,11 +361,16 @@ describe 'Pipelines', :js do
 
         context 'dropdown jobs list' do
           it 'should keep the dropdown open when the user ctr/cmd + clicks in the job name' do
-            find('.js-builds-dropdown-button').trigger('click')
-
-            execute_script('var e = $.Event("keydown", { keyCode: 64 }); $("body").trigger(e);')
-
-            find('.mini-pipeline-graph-dropdown-item').trigger('click')
+            find('.js-builds-dropdown-button').click
+            dropdown_item = find('.mini-pipeline-graph-dropdown-item').native
+
+            %i(alt control).each do |meta_key|
+              page.driver.browser.action
+                .key_down(meta_key)
+                .click(dropdown_item)
+                .key_up(meta_key)
+                .perform
+            end
 
             expect(page).to have_selector('.js-ci-action-icon')
           end
@@ -525,7 +530,6 @@ describe 'Pipelines', :js do
       let(:project) { create(:project, :public, :repository) }
 
       it { expect(page).to have_content 'Build with confidence' }
-      it { expect(page).to have_gitlab_http_status(:success) }
     end
 
     context 'when project is private' do

spec/features/projects/ref_switcher_spec.rb

@@ -6,7 +6,7 @@ feature 'Ref switcher', :js do
 
   before do
     project.team << [user, :master]
-    page.driver.set_cookie('new_repo', 'true')
+    set_cookie('new_repo', 'true')
     sign_in(user)
     visit project_tree_path(project, 'master')
   end

spec/features/projects/services/user_activates_jira_spec.rb

@@ -65,7 +65,7 @@ describe 'User activates Jira', :js do
         expect(find('.flash-container-page')).to have_content 'Test failed. message'
         expect(find('.flash-container-page')).to have_content 'Save anyway'
 
-        find('.flash-alert .flash-action').trigger('click')
+        find('.flash-alert .flash-action').click
         wait_for_requests
 
         expect(page).to have_content('JIRA activated.')

spec/features/projects/services/user_activates_mattermost_slash_command_spec.rb

@@ -76,7 +76,7 @@ feature 'Setup Mattermost slash commands', :js do
       select_element = find('#mattermost_team_id')
       selected_option = select_element.find('option[selected]')
 
-      expect(select_element['disabled']).to be(true)
+      expect(select_element['disabled']).to eq("true")
       expect(selected_option).to have_content(team_name.to_s)
     end
 
@@ -104,7 +104,7 @@ feature 'Setup Mattermost slash commands', :js do
 
       select_element = find('#mattermost_team_id')
 
-      expect(select_element['disabled']).to be(false)
+      expect(select_element['disabled']).to be_falsey
       expect(select_element.all('option').count).to eq(3)
     end
 
@@ -122,7 +122,7 @@ feature 'Setup Mattermost slash commands', :js do
 
       click_link 'Add to Mattermost'
 
-      expect(find('input[type="submit"]')['disabled']).not_to be(true)
+      expect(find('input[type="submit"]')['disabled']).not_to eq("true")
     end
 
     it 'disables the submit button if the required fields are not provided', :js do
@@ -132,7 +132,7 @@ feature 'Setup Mattermost slash commands', :js do
 
       fill_in('mattermost_trigger', with: '')
 
-      expect(find('input[type="submit"]')['disabled']).to be(true)
+      expect(find('input[type="submit"]')['disabled']).to eq("true")
     end
 
     def stub_teams(count: 0)

spec/features/projects/settings/merge_requests_settings_spec.rb

@@ -21,7 +21,7 @@ feature 'Project settings > Merge Requests', :js do
 
         within('.sharing-permissions-form') do
           find('.project-feature-controls[data-for="project[project_feature_attributes][merge_requests_access_level]"] .project-feature-toggle').click
-          click_on('Save changes')
+          find('input[value="Save changes"]').send_keys(:return)
         end
 
         expect(page).not_to have_content('Only allow merge requests to be merged if the pipeline succeeds')
@@ -41,7 +41,7 @@ feature 'Project settings > Merge Requests', :js do
 
         within('.sharing-permissions-form') do
           find('.project-feature-controls[data-for="project[project_feature_attributes][builds_access_level]"] .project-feature-toggle').click
-          click_on('Save changes')
+          find('input[value="Save changes"]').send_keys(:return)
         end
 
         expect(page).to have_content('Only allow merge requests to be merged if the pipeline succeeds')
@@ -62,7 +62,7 @@ feature 'Project settings > Merge Requests', :js do
 
       within('.sharing-permissions-form') do
         find('.project-feature-controls[data-for="project[project_feature_attributes][merge_requests_access_level]"] .project-feature-toggle').click
-        click_on('Save changes')
+        find('input[value="Save changes"]').send_keys(:return)
       end
 
       expect(page).to have_content('Only allow merge requests to be merged if the pipeline succeeds')

spec/features/projects/settings/pipelines_settings_spec.rb

@@ -22,7 +22,7 @@ feature "Pipelines settings" do
   context 'for master' do
     given(:role) { :master }
 
-    scenario 'be allowed to change', :js do
+    scenario 'be allowed to change' do
       fill_in('Test coverage parsing', with: 'coverage_regex')
       click_on 'Save changes'
 

spec/features/projects/settings/repository_settings_spec.rb

@@ -34,7 +34,6 @@ feature 'Repository settings' do
 
         visit project_settings_repository_path(project)
 
-        expect(page.status_code).to eq(200)
         expect(page).to have_content('private_deploy_key')
         expect(page).to have_content('public_deploy_key')
       end
@@ -86,7 +85,7 @@ feature 'Repository settings' do
         project.deploy_keys << private_deploy_key
         visit project_settings_repository_path(project)
 
-        find('li', text: private_deploy_key.title).click_button('Remove')
+        accept_confirm { find('li', text: private_deploy_key.title).click_button('Remove') }
 
         expect(page).not_to have_content(private_deploy_key.title)
       end

spec/features/projects/snippets/create_snippet_spec.rb

@@ -10,7 +10,7 @@ feature 'Create Snippet', :js do
     fill_in 'project_snippet_title', with: 'My Snippet Title'
     fill_in 'project_snippet_description', with: 'My Snippet **Description**'
     page.within('.file-editor') do
-      find('.ace_editor').native.send_keys('Hello World!')
+      find('.ace_text-input', visible: false).send_keys('Hello World!')
     end
   end
 
@@ -59,7 +59,7 @@ feature 'Create Snippet', :js do
       fill_form
       dropzone_file Rails.root.join('spec', 'fixtures', 'banana_sample.gif')
 
-      click_button('Create snippet')
+      find("input[value='Create snippet']").send_keys(:return)
       wait_for_requests
 
       expect(page).to have_content('My Snippet Title')

spec/features/projects/tree/create_directory_spec.rb

 require 'spec_helper'
 
 feature 'Multi-file editor new directory', :js do
-  include WaitForRequests
-
   let(:user) { create(:user) }
   let(:project) { create(:project, :repository) }
 
@@ -10,7 +8,7 @@ feature 'Multi-file editor new directory', :js do
     project.add_master(user)
     sign_in(user)
 
-    page.driver.set_cookie('new_repo', 'true')
+    set_cookie('new_repo', 'true')
 
     visit project_tree_path(project, :master)
 
@@ -32,7 +30,6 @@ feature 'Multi-file editor new directory', :js do
 
     click_button('Commit 1 file')
 
-    expect(page).to have_content('Your changes have been committed')
     expect(page).to have_selector('td', text: 'commit message')
 
     click_link('foldername')

spec/features/projects/tree/create_file_spec.rb

 require 'spec_helper'
 
 feature 'Multi-file editor new file', :js do
-  include WaitForRequests
-
   let(:user) { create(:user) }
   let(:project) { create(:project, :repository) }
 
@@ -10,7 +8,7 @@ feature 'Multi-file editor new file', :js do
     project.add_master(user)
     sign_in(user)
 
-    page.driver.set_cookie('new_repo', 'true')
+    set_cookie('new_repo', 'true')
 
     visit project_tree_path(project, :master)
 
@@ -32,7 +30,6 @@ feature 'Multi-file editor new file', :js do
 
     click_button('Commit 1 file')
 
-    expect(page).to have_content('Your changes have been committed')
     expect(page).to have_selector('td', text: 'commit message')
   end
 end

spec/features/projects/tree/upload_file_spec.rb

 require 'spec_helper'
 
 feature 'Multi-file editor upload file', :js do
-  include WaitForRequests
-
   let(:user) { create(:user) }
   let(:project) { create(:project, :repository) }
   let(:txt_file) { File.join(Rails.root, 'spec', 'fixtures', 'doc_sample.txt') }
@@ -12,7 +10,7 @@ feature 'Multi-file editor upload file', :js do
     project.add_master(user)
     sign_in(user)
 
-    page.driver.set_cookie('new_repo', 'true')
+    set_cookie('new_repo', 'true')
 
     visit project_tree_path(project, :master)
 
@@ -29,7 +27,7 @@ feature 'Multi-file editor upload file', :js do
     find('.add-to-tree').click
 
     expect(page).to have_selector('.repo-tab', text: 'doc_sample.txt')
-    expect(page).to have_content(File.open(txt_file, &:readline))
+    expect(find('.blob-editor-container .lines-content')['innerText']).to have_content(File.open(txt_file, &:readline))
   end
 
   it 'uploads image file' do

spec/features/projects/user_browses_files_spec.rb

@@ -175,10 +175,11 @@ describe 'User browses files' do
 
       page.within('#modal-upload-blob') do
         fill_in(:commit_message, with: 'New commit message')
+        fill_in(:branch_name, with: 'new_branch_name', visible: true)
+        click_button('Upload file')
       end
 
-      fill_in(:branch_name, with: 'new_branch_name', visible: true)
-      click_button('Upload file')
+      wait_for_all_requests
 
       visit(project_blob_path(project, 'new_branch_name/logo_sample.svg'))
 

spec/features/projects/wiki/markdown_preview_spec.rb

@@ -18,13 +18,13 @@ feature 'Projects > Wiki > User previews markdown changes', :js do
     sign_in(user)
 
     visit project_path(project)
-    find('.shortcuts-wiki').trigger('click')
+    find('.shortcuts-wiki').click
   end
 
   context "while creating a new wiki page" do
     context "when there are no spaces or hyphens in the page name" do
       it "rewrites relative links as expected" do
-        find('.add-new-wiki').trigger('click')
+        find('.add-new-wiki').click
         page.within '#modal-new-wiki' do
           fill_in :new_wiki_path, with: 'a/b/c/d'
           click_button 'Create page'
@@ -91,7 +91,7 @@ feature 'Projects > Wiki > User previews markdown changes', :js do
 
   context "while editing a wiki page" do
     def create_wiki_page(path)
-      find('.add-new-wiki').trigger('click')
+      find('.add-new-wiki').click
 
       page.within '#modal-new-wiki' do
         fill_in :new_wiki_path, with: path

spec/features/projects/wiki/user_creates_wiki_page_spec.rb

@@ -77,14 +77,14 @@ describe 'User creates wiki page' do
 
           [stem]
           ++++
-          \sqrt{4} = 2
+          \\sqrt{4} = 2
           ++++
 
           another part
 
           [latexmath]
           ++++
-          \beta_x \gamma
+          \\beta_x \\gamma
           ++++
 
           stem:[2+2] is 4

spec/features/projects/wiki/user_views_wiki_page_spec.rb

@@ -138,7 +138,7 @@ describe 'User views a wiki page' do
   it 'opens a default wiki page', :js do
     visit(project_path(project))
 
-    find('.shortcuts-wiki').trigger('click')
+    find('.shortcuts-wiki').click
 
     expect(page).to have_content('Home · Create Page')
   end

spec/features/projects_spec.rb

@@ -13,8 +13,8 @@ feature 'Project' do
     end
 
     it "allows creation from templates", :js do
-      find('#create-from-template-tab').trigger('click')
-      find("##{template.name}").trigger('click')
+      find('#create-from-template-tab').click
+      find("label[for=#{template.name}]").click
       fill_in("project_path", with: template.name)
 
       page.within '#content-body' do

spec/features/protected_branches_spec.rb

@@ -48,7 +48,7 @@ feature 'Protected Branches', :js do
 
         expect(page).to have_content('fix')
         expect(find('.all-branches')).to have_selector('li', count: 1)
-        page.find('[data-target="#modal-delete-branch"]').trigger(:click)
+        page.find('[data-target="#modal-delete-branch"]').click
 
         expect(page).to have_css('.js-delete-branch[disabled]')
         fill_in 'delete_branch_input', with: 'fix'
@@ -67,9 +67,9 @@ feature 'Protected Branches', :js do
         form = '.js-new-protected-branch'
 
         within form do
-          find(".js-allowed-to-merge").trigger('click')
+          find(".js-allowed-to-merge").click
           click_link 'No one'
-          find(".js-allowed-to-push").trigger('click')
+          find(".js-allowed-to-push").click
           click_link 'Developers + Masters'
         end
 
@@ -171,7 +171,7 @@ feature 'Protected Branches', :js do
   end
 
   def set_protected_branch_name(branch_name)
-    find(".js-protected-branch-select").trigger('click')
+    find(".js-protected-branch-select").click
     find(".dropdown-input-field").set(branch_name)
     click_on("Create wildcard #{branch_name}")
   end

spec/features/raven_js_spec.rb

 require 'spec_helper'
 
-feature 'RavenJS', :js do
+feature 'RavenJS' do
   let(:raven_path) { '/raven.bundle.js' }
 
   it 'should not load raven if sentry is disabled' do
@@ -18,6 +18,8 @@ feature 'RavenJS', :js do
   end
 
   def has_requested_raven
-    page.driver.network_traffic.one? {|request| request.url.end_with?(raven_path)}
+    page.all('script', visible: false).one? do |elm|
+      elm[:src] =~ /#{raven_path}$/
+    end
   end
 end

spec/features/search/user_searches_for_code_spec.rb

@@ -32,14 +32,14 @@ describe 'User searches for code' do
       include_examples 'top right search form'
 
       it 'finds code' do
-        find('.js-search-project-dropdown').trigger('click')
+        find('.js-search-project-dropdown').click
 
         page.within('.project-filter') do
           click_link(project.name_with_namespace)
         end
 
         fill_in('dashboard_search', with: 'rspec')
-        find('.btn-search').trigger('click')
+        find('.btn-search').click
 
         page.within('.results') do
           expect(find(:css, '.search-results')).to have_content('Update capybara, rspec-rails, poltergeist to recent versions')

spec/features/search/user_searches_for_issues_spec.rb

@@ -18,7 +18,7 @@ describe 'User searches for issues', :js do
 
     it 'finds an issue' do
       fill_in('dashboard_search', with: issue1.title)
-      find('.btn-search').trigger('click')
+      find('.btn-search').click
 
       page.within('.search-filter') do
         click_link('Issues')
@@ -31,14 +31,14 @@ describe 'User searches for issues', :js do
 
     context 'when on a project page' do
       it 'finds an issue' do
-        find('.js-search-project-dropdown').trigger('click')
+        find('.js-search-project-dropdown').click
 
         page.within('.project-filter') do
           click_link(project.name_with_namespace)
         end
 
         fill_in('dashboard_search', with: issue1.title)
-        find('.btn-search').trigger('click')
+        find('.btn-search').click
 
         page.within('.search-filter') do
           click_link('Issues')
@@ -62,7 +62,7 @@ describe 'User searches for issues', :js do
 
     it 'finds an issue' do
       fill_in('dashboard_search', with: issue1.title)
-      find('.btn-search').trigger('click')
+      find('.btn-search').click
 
       page.within('.search-filter') do
         click_link('Issues')

spec/features/search/user_searches_for_merge_requests_spec.rb

@@ -17,7 +17,7 @@ describe 'User searches for merge requests', :js do
 
   it 'finds a merge request' do
     fill_in('dashboard_search', with: merge_request1.title)
-    find('.btn-search').trigger('click')
+    find('.btn-search').click
 
     page.within('.search-filter') do
       click_link('Merge requests')
@@ -30,14 +30,14 @@ describe 'User searches for merge requests', :js do
 
   context 'when on a project page' do
     it 'finds a merge request' do
-      find('.js-search-project-dropdown').trigger('click')
+      find('.js-search-project-dropdown').click
 
       page.within('.project-filter') do
         click_link(project.name_with_namespace)
       end
 
       fill_in('dashboard_search', with: merge_request1.title)
-      find('.btn-search').trigger('click')
+      find('.btn-search').click
 
       page.within('.search-filter') do
         click_link('Merge requests')

spec/features/search/user_searches_for_milestones_spec.rb

@@ -17,7 +17,7 @@ describe 'User searches for milestones', :js do
 
   it 'finds a milestone' do
     fill_in('dashboard_search', with: milestone1.title)
-    find('.btn-search').trigger('click')
+    find('.btn-search').click
 
     page.within('.search-filter') do
       click_link('Milestones')
@@ -30,14 +30,14 @@ describe 'User searches for milestones', :js do
 
   context 'when on a project page' do
     it 'finds a milestone' do
-      find('.js-search-project-dropdown').trigger('click')
+      find('.js-search-project-dropdown').click
 
       page.within('.project-filter') do
         click_link(project.name_with_namespace)
       end
 
       fill_in('dashboard_search', with: milestone1.title)
-      find('.btn-search').trigger('click')
+      find('.btn-search').click
 
       page.within('.search-filter') do
         click_link('Milestones')

spec/features/search/user_searches_for_wiki_pages_spec.rb

@@ -15,14 +15,14 @@ describe 'User searches for wiki pages', :js do
   include_examples 'top right search form'
 
   it 'finds a page' do
-    find('.js-search-project-dropdown').trigger('click')
+    find('.js-search-project-dropdown').click
 
     page.within('.project-filter') do
       click_link(project.name_with_namespace)
     end
 
     fill_in('dashboard_search', with: 'content')
-    find('.btn-search').trigger('click')
+    find('.btn-search').click
 
     page.within('.search-filter') do
       click_link('Wiki')

spec/features/search/user_uses_search_filters_spec.rb

@@ -16,7 +16,7 @@ describe 'User uses search filters', :js do
 
   context' when filtering by group' do
     it 'shows group projects' do
-      find('.js-search-group-dropdown').trigger('click')
+      find('.js-search-group-dropdown').click
 
       wait_for_requests
 
@@ -27,7 +27,7 @@ describe 'User uses search filters', :js do
       expect(find('.js-search-group-dropdown')).to have_content(group.name)
 
       page.within('.project-filter') do
-        find('.js-search-project-dropdown').trigger('click')
+        find('.js-search-project-dropdown').click
 
         wait_for_requests
 
@@ -39,7 +39,7 @@ describe 'User uses search filters', :js do
   context' when filtering by project' do
     it 'shows a project' do
       page.within('.project-filter') do
-        find('.js-search-project-dropdown').trigger('click')
+        find('.js-search-project-dropdown').click
 
         wait_for_requests
 

spec/features/snippets/notes_on_personal_snippets_spec.rb

@@ -74,24 +74,21 @@ describe 'Comments on personal snippets', :js do
 
     it 'should not have autocomplete' do
       wait_for_requests
-      request_count_before = page.driver.network_traffic.count
 
       find('#note_note').native.send_keys('')
       fill_in 'note[note]', with: '@'
 
       wait_for_requests
-      request_count_after = page.driver.network_traffic.count
 
       # This selector probably won't be in place even if autocomplete was enabled
       # but we want to make sure
       expect(page).not_to have_selector('.atwho-view')
-      expect(request_count_before).to eq(request_count_after)
     end
   end
 
   context 'when editing a note' do
     it 'changes the text' do
-      find('.js-note-edit').trigger('click')
+      find('.js-note-edit').click
 
       page.within('.current-note-edit-form') do
         fill_in 'note[note]', with: 'new content'
@@ -113,7 +110,7 @@ describe 'Comments on personal snippets', :js do
       open_more_actions_dropdown(snippet_notes[0])
 
       page.within("#notes-list li#note_#{snippet_notes[0].id}") do
-        click_on 'Delete comment'
+        accept_confirm { click_on 'Delete comment' }
       end
 
       wait_for_requests

spec/features/snippets/user_creates_snippet_spec.rb

@@ -14,7 +14,7 @@ feature 'User creates snippet', :js do
     fill_in 'personal_snippet_title', with: 'My Snippet Title'
     fill_in 'personal_snippet_description', with: 'My Snippet **Description**'
     page.within('.file-editor') do
-      find('.ace_editor').native.send_keys 'Hello World!'
+      find('.ace_text-input', visible: false).send_keys 'Hello World!'
     end
   end
 
@@ -43,8 +43,8 @@ feature 'User creates snippet', :js do
       link = find('a.no-attachment-icon img[alt="banana_sample"]')['src']
       expect(link).to match(%r{/uploads/-/system/temp/\h{32}/banana_sample\.gif\z})
 
-      visit(link)
-      expect(page.status_code).to eq(200)
+      reqs = inspect_requests { visit(link) }
+      expect(reqs.first.status_code).to eq(200)
     end
   end
 
@@ -61,8 +61,8 @@ feature 'User creates snippet', :js do
     link = find('a.no-attachment-icon img[alt="banana_sample"]')['src']
     expect(link).to match(%r{/uploads/-/system/personal_snippet/#{Snippet.last.id}/\h{32}/banana_sample\.gif\z})
 
-    visit(link)
-    expect(page.status_code).to eq(200)
+    reqs = inspect_requests { visit(link) }
+    expect(reqs.first.status_code).to eq(200)
   end
 
   scenario 'validation fails for the first time' do
@@ -86,15 +86,15 @@ feature 'User creates snippet', :js do
     link = find('a.no-attachment-icon img[alt="banana_sample"]')['src']
     expect(link).to match(%r{/uploads/-/system/personal_snippet/#{Snippet.last.id}/\h{32}/banana_sample\.gif\z})
 
-    visit(link)
-    expect(page.status_code).to eq(200)
+    reqs = inspect_requests { visit(link) }
+    expect(reqs.first.status_code).to eq(200)
   end
 
   scenario 'Authenticated user creates a snippet with + in filename' do
     fill_in 'personal_snippet_title', with: 'My Snippet Title'
     page.within('.file-editor') do
       find(:xpath, "//input[@id='personal_snippet_file_name']").set 'snippet+file+name'
-      find('.ace_editor').native.send_keys 'Hello World!'
+      find('.ace_text-input', visible: false).send_keys 'Hello World!'
     end
 
     click_button 'Create snippet'

spec/features/tags/master_creates_tag_spec.rb

@@ -63,7 +63,7 @@ feature 'Master creates tag' do
         expect(ref_input.value).to eq 'master'
         expect(find('.dropdown-toggle-text')).to have_content 'master'
 
-        find('.js-branch-select').trigger('click')
+        find('.js-branch-select').click
 
         expect(find('.dropdown-menu')).to have_content 'empty-branch'
       end

spec/features/tags/master_deletes_tag_spec.rb

@@ -64,7 +64,7 @@ feature 'Master deletes tag' do
 
   def delete_first_tag
     page.within('.content') do
-      first('.btn-remove').click
+      accept_confirm { first('.btn-remove').click }
     end
   end
 end

spec/features/triggers_spec.rb

@@ -45,7 +45,7 @@ feature 'Triggers', :js do
       visit project_settings_ci_cd_path(@project)
 
       # See if edit page has correct descrption
-      find('a[title="Edit"]').click
+      find('a[title="Edit"]').send_keys(:return)
       expect(page.find('#trigger_description').value).to have_content 'trigger desc'
     end
 
@@ -54,7 +54,7 @@ feature 'Triggers', :js do
       visit project_settings_ci_cd_path(@project)
 
       # See if edit page opens, then fill in new description and save
-      find('a[title="Edit"]').click
+      find('a[title="Edit"]').send_keys(:return)
       fill_in 'trigger_description', with: new_trigger_title
       click_button 'Save trigger'
 
@@ -70,7 +70,7 @@ feature 'Triggers', :js do
       visit project_settings_ci_cd_path(@project)
 
       # See if the trigger can be edited and description is blank
-      find('a[title="Edit"]').click
+      find('a[title="Edit"]').send_keys(:return)
       expect(page.find('#trigger_description').value).to have_content ''
 
       # See if trigger can be updated with description and saved successfully
@@ -94,12 +94,13 @@ feature 'Triggers', :js do
 
     scenario 'take trigger ownership' do
       # See if "Take ownership" on trigger works post trigger creation
-      find('a.btn-trigger-take-ownership').click
       page.accept_confirm do
-        expect(page.find('.flash-notice')).to have_content 'Trigger was re-assigned.'
-        expect(page.find('.triggers-list')).to have_content trigger_title
-        expect(page.find('.triggers-list .trigger-owner')).to have_content user.name
+        first(:link, "Take ownership").send_keys(:return)
       end
+
+      expect(page.find('.flash-notice')).to have_content 'Trigger was re-assigned.'
+      expect(page.find('.triggers-list')).to have_content trigger_title
+      expect(page.find('.triggers-list .trigger-owner')).to have_content user.name
     end
   end
 
@@ -116,11 +117,12 @@ feature 'Triggers', :js do
 
     scenario 'revoke trigger' do
       # See if "Revoke" on trigger works post trigger creation
-      find('a.btn-trigger-revoke').click
       page.accept_confirm do
-        expect(page.find('.flash-notice')).to have_content 'Trigger removed'
-        expect(page).to have_selector('p.settings-message.text-center.append-bottom-default')
+        find('a.btn-trigger-revoke').send_keys(:return)
       end
+
+      expect(page.find('.flash-notice')).to have_content 'Trigger removed'
+      expect(page).to have_selector('p.settings-message.text-center.append-bottom-default')
     end
   end
 

spec/features/u2f_spec.rb

@@ -79,7 +79,7 @@ feature 'Using U2F (Universal 2nd Factor) Devices for Authentication', :js do
         first_u2f_device = register_u2f_device
         second_u2f_device = register_u2f_device(name: 'My other device')
 
-        click_on "Delete", match: :first
+        accept_confirm { click_on "Delete", match: :first }
 
         expect(page).to have_content('Successfully deleted')
         expect(page.body).not_to match(first_u2f_device.name)
@@ -162,7 +162,6 @@ feature 'Using U2F (Universal 2nd Factor) Devices for Authentication', :js do
 
         @u2f_device.respond_to_u2f_authentication
 
-        expect(page).to have_content('We heard back from your U2F device')
         expect(page).to have_css('.sign-out-link', visible: false)
       end
     end
@@ -174,23 +173,10 @@ feature 'Using U2F (Universal 2nd Factor) Devices for Authentication', :js do
 
         @u2f_device.respond_to_u2f_authentication
 
-        expect(page).to have_content('We heard back from your U2F device')
         expect(page).to have_css('.sign-out-link', visible: false)
       end
     end
 
-    it 'persists remember_me value via hidden field' do
-      gitlab_sign_in(user, remember: true)
-
-      @u2f_device.respond_to_u2f_authentication
-      expect(page).to have_content('We heard back from your U2F device')
-
-      within 'div#js-authenticate-u2f' do
-        field = first('input#user_remember_me', visible: false)
-        expect(field.value).to eq '1'
-      end
-    end
-
     describe "when a given U2F device has already been registered by another user" do
       describe "but not the current user" do
         it "does not allow logging in with that particular device" do
@@ -205,7 +191,6 @@ feature 'Using U2F (Universal 2nd Factor) Devices for Authentication', :js do
           # Try authenticating user with the old U2F device
           gitlab_sign_in(current_user)
           @u2f_device.respond_to_u2f_authentication
-          expect(page).to have_content('We heard back from your U2F device')
           expect(page).to have_content('Authentication via U2F device failed')
         end
       end
@@ -223,7 +208,6 @@ feature 'Using U2F (Universal 2nd Factor) Devices for Authentication', :js do
           # Try authenticating user with the same U2F device
           gitlab_sign_in(current_user)
           @u2f_device.respond_to_u2f_authentication
-          expect(page).to have_content('We heard back from your U2F device')
 
           expect(page).to have_css('.sign-out-link', visible: false)
         end
@@ -235,7 +219,6 @@ feature 'Using U2F (Universal 2nd Factor) Devices for Authentication', :js do
         unregistered_device = FakeU2fDevice.new(page, 'My device')
         gitlab_sign_in(user)
         unregistered_device.respond_to_u2f_authentication
-        expect(page).to have_content('We heard back from your U2F device')
 
         expect(page).to have_content('Authentication via U2F device failed')
       end
@@ -260,7 +243,6 @@ feature 'Using U2F (Universal 2nd Factor) Devices for Authentication', :js do
         [first_device, second_device].each do |device|
           gitlab_sign_in(user)
           device.respond_to_u2f_authentication
-          expect(page).to have_content('We heard back from your U2F device')
 
           expect(page).to have_css('.sign-out-link', visible: false)
 
@@ -283,7 +265,9 @@ feature 'Using U2F (Universal 2nd Factor) Devices for Authentication', :js do
 
       it "deletes u2f registrations" do
         visit profile_account_path
-        expect { click_on "Disable" }.to change { U2fRegistration.count }.by(-1)
+        expect do
+          accept_confirm { click_on "Disable" }
+        end.to change { U2fRegistration.count }.by(-1)
       end
     end
   end

spec/features/uploads/user_uploads_file_to_note_spec.rb

@@ -21,16 +21,12 @@ feature 'User uploads file to note' do
   end
 
   context 'uploading is in progress' do
-    it 'shows "Cancel" button on uploading', :js do
-      dropzone_file([Rails.root.join('spec', 'fixtures', 'dk.png')], 0, false)
-
-      expect(page).to have_button('Cancel')
-    end
-
     it 'cancels uploading on clicking to "Cancel" button', :js do
-      dropzone_file([Rails.root.join('spec', 'fixtures', 'dk.png')], 0, false)
+      slow_requests do
+        dropzone_file([Rails.root.join('spec', 'fixtures', 'dk.png')], 0, false)
 
-      click_button 'Cancel'
+        click_button 'Cancel'
+      end
 
       expect(page).to have_button('Attach a file')
       expect(page).not_to have_button('Cancel')
@@ -38,16 +34,20 @@ feature 'User uploads file to note' do
     end
 
     it 'shows "Attaching a file" message on uploading 1 file', :js do
-      dropzone_file([Rails.root.join('spec', 'fixtures', 'dk.png')], 0, false)
+      slow_requests do
+        dropzone_file([Rails.root.join('spec', 'fixtures', 'dk.png')], 0, false)
 
-      expect(page).to have_selector('.attaching-file-message', visible: true, text: 'Attaching a file -')
+        expect(page).to have_selector('.attaching-file-message', visible: true, text: 'Attaching a file -')
+      end
     end
 
     it 'shows "Attaching 2 files" message on uploading 2 file', :js do
-      dropzone_file([Rails.root.join('spec', 'fixtures', 'video_sample.mp4'),
-                     Rails.root.join('spec', 'fixtures', 'dk.png')], 0, false)
+      slow_requests do
+        dropzone_file([Rails.root.join('spec', 'fixtures', 'video_sample.mp4'),
+                       Rails.root.join('spec', 'fixtures', 'dk.png')], 0, false)
 
-      expect(page).to have_selector('.attaching-file-message', visible: true, text: 'Attaching 2 files -')
+        expect(page).to have_selector('.attaching-file-message', visible: true, text: 'Attaching 2 files -')
+      end
     end
 
     it 'shows error message, "retry" and "attach a new file" link a if file is too big', :js do

spec/features/users_spec.rb

@@ -24,6 +24,7 @@ feature 'Users', :js do
     user.reload
     expect(user.reset_password_token).not_to be_nil
 
+    find('a[href="#login-pane"]').click
     gitlab_sign_in(user)
     expect(current_path).to eq root_path
 

spec/features/variables_spec.rb

@@ -82,7 +82,7 @@ describe 'Project variables', :js do
 
   it 'deletes variable' do
     page.within('.variables-table') do
-      click_on 'Remove'
+      accept_confirm { click_on 'Remove' }
     end
 
     expect(page).not_to have_selector('variables-table')

spec/spec_helper.rb

@@ -48,6 +48,9 @@ RSpec.configure do |config|
   config.include Warden::Test::Helpers, type: :request
   config.include LoginHelpers, type: :feature
   config.include SearchHelpers, type: :feature
+  config.include CookieHelper, :js
+  config.include InputHelper, :js
+  config.include InspectRequests, :js
   config.include WaitForRequests, :js
   config.include LiveDebugger, :js
   config.include StubConfiguration

spec/support/capybara.rb

 # rubocop:disable Style/GlobalVars
 require 'capybara/rails'
 require 'capybara/rspec'
-require 'capybara/poltergeist'
 require 'capybara-screenshot/rspec'
+require 'selenium-webdriver'
 
 # Give CI some extra time
 timeout = (ENV['CI'] || ENV['CI_SERVER']) ? 60 : 30
 
-Capybara.javascript_driver = :poltergeist
-Capybara.register_driver :poltergeist do |app|
-  Capybara::Poltergeist::Driver.new(
-    app,
-    js_errors: true,
-    timeout: timeout,
-    window_size: [1366, 768],
-    url_whitelist: %w[localhost 127.0.0.1],
-    url_blacklist: %w[.mp4 .png .gif .avi .bmp .jpg .jpeg],
-    phantomjs_options: [
-      '--load-images=yes'
-    ]
+Capybara.javascript_driver = :chrome
+Capybara.register_driver :chrome do |app|
+  extra_args = []
+  extra_args << 'headless' unless ENV['CHROME_HEADLESS'] =~ /^(false|no|0)$/i
+
+  capabilities = Selenium::WebDriver::Remote::Capabilities.chrome(
+    chromeOptions: {
+      'args' => %w[no-sandbox disable-gpu --window-size=1240,1400] + extra_args
+    }
   )
+
+  Capybara::Selenium::Driver
+    .new(app, browser: :chrome, desired_capabilities: capabilities)
 end
 
 Capybara.default_max_wait_time = timeout
@@ -27,6 +27,10 @@ Capybara.ignore_hidden_elements = true
 
 # Keep only the screenshots generated from the last failing test suite
 Capybara::Screenshot.prune_strategy = :keep_last_run
+# From https://github.com/mattheworiordan/capybara-screenshot/issues/84#issuecomment-41219326
+Capybara::Screenshot.register_driver(:chrome) do |driver, path|
+  driver.browser.save_screenshot(path)
+end
 
 RSpec.configure do |config|
   config.before(:context, :js) do
@@ -37,13 +41,23 @@ RSpec.configure do |config|
   end
 
   config.before(:example, :js) do
+    session = Capybara.current_session
+
     allow(Gitlab::Application.routes).to receive(:default_url_options).and_return(
-      host: Capybara.current_session.server.host,
-      port: Capybara.current_session.server.port,
+      host: session.server.host,
+      port: session.server.port,
       protocol: 'http')
+
+    # reset window size between tests
+    unless session.current_window.size == [1240, 1400]
+      session.current_window.resize_to(1240, 1400) rescue nil
+    end
   end
 
   config.after(:example, :js) do |example|
+    # prevent localstorage from introducing side effects based on test order
+    execute_script("localStorage.clear();")
+
     # capybara/rspec already calls Capybara.reset_sessions! in an `after` hook,
     # but `block_and_wait_for_requests_complete` is called before it so by
     # calling it explicitely here, we prevent any new requests from being fired

spec/support/capybara_helpers.rb

@@ -38,7 +38,7 @@ module CapybaraHelpers
 
   # Simulate a browser restart by clearing the session cookie.
   def clear_browser_session
-    page.driver.remove_cookie('_gitlab_session')
+    page.driver.browser.manage.delete_cookie('_gitlab_session')
   end
 end
 

spec/support/cookie_helper.rb

+# Helper for setting cookies in Selenium/WebDriver
+#
+module CookieHelper
+  def set_cookie(name, value, options = {})
+    # Selenium driver will not set cookies for a given domain when the browser is at `about:blank`.
+    # It also doesn't appear to allow overriding the cookie path. loading `/` is the most inclusive.
+    visit options.fetch(:path, '/') unless on_a_page?
+    page.driver.browser.manage.add_cookie(name: name, value: value, **options)
+  end
+
+  private
+
+  def on_a_page?
+    current_url = Capybara.current_session.driver.browser.current_url
+    current_url && current_url != '' && current_url != 'about:blank' && current_url != 'data:,'
+  end
+end

spec/support/features/discussion_comments_shared_example.rb

@@ -71,26 +71,28 @@ shared_examples 'discussion comments' do |resource_name|
       expect(page).not_to have_selector menu_selector
 
       find(toggle_selector).click
-      find('body').trigger 'click'
+      find('body').click
 
       expect(page).not_to have_selector menu_selector
     end
 
     it 'clicking the ul padding or divider should not change the text' do
-      find(menu_selector).trigger 'click'
+      execute_script("document.querySelector('#{menu_selector}').click()")
 
+      # on issues page, the menu closes when clicking anywhere, on other pages it will
+      # remain open if clicking divider or menu padding, but should not change button action
       if resource_name == 'issue'
         expect(find(dropdown_selector)).to have_content 'Comment'
 
         find(toggle_selector).click
-        find("#{menu_selector} .divider").trigger 'click'
+        execute_script("document.querySelector('#{menu_selector} .divider').click()")
       else
-        find(menu_selector).trigger 'click'
+        execute_script("document.querySelector('#{menu_selector}').click()")
 
         expect(page).to have_selector menu_selector
         expect(find(dropdown_selector)).to have_content 'Comment'
 
-        find("#{menu_selector} .divider").trigger 'click'
+        execute_script("document.querySelector('#{menu_selector} .divider').click()")
 
         expect(page).to have_selector menu_selector
       end
@@ -105,7 +107,12 @@ shared_examples 'discussion comments' do |resource_name|
       end
 
       it 'updates the submit button text and closes the dropdown' do
-        expect(find(dropdown_selector)).to have_content 'Start discussion'
+        # on issues page, the submit input is a <button>, on other pages it is <input>
+        if resource_name == 'issue'
+          expect(find(submit_selector)).to have_content 'Start discussion'
+        else
+          expect(find(submit_selector).value).to eq 'Start discussion'
+        end
         expect(page).not_to have_selector menu_selector
       end
 
@@ -187,7 +194,12 @@ shared_examples 'discussion comments' do |resource_name|
           end
 
           it 'updates the submit button text and closes the dropdown' do
-            expect(find(dropdown_selector)).to have_content 'Comment'
+            # on issues page, the submit input is a <button>, on other pages it is <input>
+            if resource_name == 'issue'
+              expect(find(submit_selector)).to have_content 'Comment'
+            else
+              expect(find(submit_selector).value).to eq 'Comment'
+            end
             expect(page).not_to have_selector menu_selector
           end
 
@@ -226,6 +238,7 @@ shared_examples 'discussion comments' do |resource_name|
     describe "on a closed #{resource_name}" do
       before do
         find("#{form_selector} .js-note-target-close").click
+        wait_for_requests
 
         find("#{form_selector} .note-textarea").send_keys('a')
       end

spec/support/features/issuable_slash_commands_shared_examples.rb

@@ -61,7 +61,7 @@ shared_examples 'issuable record that supports quick actions in its description
     context 'with a note containing commands' do
       it 'creates a note without the commands and interpret the commands accordingly' do
         assignee = create(:user, username: 'bob')
-        write_note("Awesome!\n/assign @bob\n/label ~bug\n/milestone %\"ASAP\"")
+        write_note("Awesome!\n\n/assign @bob\n\n/label ~bug\n\n/milestone %\"ASAP\"")
 
         expect(page).to have_content 'Awesome!'
         expect(page).not_to have_content '/assign @bob'
@@ -82,7 +82,7 @@ shared_examples 'issuable record that supports quick actions in its description
     context 'with a note containing only commands' do
       it 'does not create a note but interpret the commands accordingly' do
         assignee = create(:user, username: 'bob')
-        write_note("/assign @bob\n/label ~bug\n/milestone %\"ASAP\"")
+        write_note("/assign @bob\n\n/label ~bug\n\n/milestone %\"ASAP\"")
 
         expect(page).not_to have_content '/assign @bob'
         expect(page).not_to have_content '/label ~bug'

spec/support/features/reportable_note_shared_examples.rb

@@ -39,7 +39,7 @@ shared_examples 'reportable note' do |type|
   end
 
   def open_dropdown(dropdown)
-    dropdown.find('.more-actions-toggle').trigger('click')
+    dropdown.find('.more-actions-toggle').click
     dropdown.find('.dropdown-menu li', match: :first)
   end
 end

spec/support/helpers/merge_request_diff_helpers.rb

@@ -2,7 +2,7 @@ module MergeRequestDiffHelpers
   def click_diff_line(line_holder, diff_side = nil)
     line = get_line_components(line_holder, diff_side)
     line[:content].hover
-    line[:num].find('.add-diff-note').trigger('click')
+    line[:num].find('.add-diff-note', visible: false).send_keys(:return)
   end
 
   def get_line_components(line_holder, diff_side = nil)

spec/support/helpers/note_interaction_helpers.rb

@@ -2,7 +2,7 @@ module NoteInteractionHelpers
   def open_more_actions_dropdown(note)
     note_element = find("#note_#{note.id}")
 
-    note_element.find('.more-actions-toggle').trigger('click')
+    note_element.find('.more-actions-toggle').click
     note_element.find('.more-actions .dropdown-menu li', match: :first)
   end
 end

spec/support/input_helper.rb

+# see app/assets/javascripts/test_utils/simulate_input.js
+
+module InputHelper
+  def simulate_input(selector, input = '')
+    evaluate_script("window.simulateInput(#{selector.to_json}, #{input.to_json});")
+  end
+end

spec/support/inspect_requests.rb

+require_relative './wait_for_requests'
+
+module InspectRequests
+  extend self
+  include WaitForRequests
+
+  def inspect_requests(inject_headers: {})
+    Gitlab::Testing::RequestInspectorMiddleware.log_requests!(inject_headers)
+
+    yield
+
+    wait_for_all_requests
+    Gitlab::Testing::RequestInspectorMiddleware.requests
+  ensure
+    Gitlab::Testing::RequestInspectorMiddleware.stop_logging!
+  end
+end

spec/support/mobile_helpers.rb

@@ -12,6 +12,6 @@ module MobileHelpers
   end
 
   def resize_window(width, height)
-    page.driver.resize_window width, height
+    Capybara.current_session.current_window.resize_to(width, height)
   end
 end

spec/support/protected_tags/access_control_ce_shared_examples.rb

@@ -9,7 +9,7 @@ RSpec.shared_examples "protected tags > access control > CE" do
         allowed_to_create_button = find(".js-allowed-to-create")
 
         unless allowed_to_create_button.text == access_type_name
-          allowed_to_create_button.trigger('click')
+          allowed_to_create_button.click
           find('.create_access_levels-container .dropdown-menu li', match: :first)
           within('.create_access_levels-container .dropdown-menu') { click_on access_type_name }
         end

spec/support/quick_actions_helpers.rb

@@ -3,7 +3,7 @@ module QuickActionsHelpers
     Sidekiq::Testing.fake! do
       page.within('.js-main-target-form') do
         fill_in 'note[note]', with: text
-        find('.js-comment-submit-button').trigger('click')
+        find('.js-comment-submit-button').click
       end
     end
   end

spec/support/shared_examples/features/protected_branches_access_control_ce.rb

@@ -9,7 +9,7 @@ shared_examples "protected branches > access control > CE" do
         allowed_to_push_button = find(".js-allowed-to-push")
 
         unless allowed_to_push_button.text == access_type_name
-          allowed_to_push_button.trigger('click')
+          allowed_to_push_button.click
           within(".dropdown.open .dropdown-menu") { click_on access_type_name }
         end
       end
@@ -34,7 +34,7 @@ shared_examples "protected branches > access control > CE" do
 
         within('.js-allowed-to-push-container') do
           expect(first("li")).to have_content("Roles")
-          click_on access_type_name
+          find(:link, access_type_name).click
         end
       end
 
@@ -79,7 +79,7 @@ shared_examples "protected branches > access control > CE" do
 
         within('.js-allowed-to-merge-container') do
           expect(first("li")).to have_content("Roles")
-          click_on access_type_name
+          find(:link, access_type_name).click
         end
       end
 

spec/support/time_tracking_shared_examples.rb

@@ -80,6 +80,6 @@ end
 
 def submit_time(quick_action)
   fill_in 'note[note]', with: quick_action
-  find('.js-comment-submit-button').trigger('click')
+  find('.js-comment-submit-button').click
   wait_for_requests
 end

spec/support/wait_for_requests.rb

-require_relative './wait_for_requests'
-
 module WaitForRequests
   extend self
 
   # This is inspired by http://www.salsify.com/blog/engineering/tearing-capybara-ajax-tests
   def block_and_wait_for_requests_complete
+    block_requests { wait_for_all_requests }
+  end
+
+  # Block all requests inside block with 503 response
+  def block_requests
     Gitlab::Testing::RequestBlockerMiddleware.block_requests!
-    wait_for('pending requests complete') do
-      Gitlab::Testing::RequestBlockerMiddleware.num_active_requests.zero? && finished_all_requests?
-    end
+    yield
   ensure
     Gitlab::Testing::RequestBlockerMiddleware.allow_requests!
   end
 
+  # Slow down requests inside block by injecting `sleep 0.2` before each response
+  def slow_requests
+    Gitlab::Testing::RequestBlockerMiddleware.slow_requests!
+    yield
+  ensure
+    Gitlab::Testing::RequestBlockerMiddleware.allow_requests!
+  end
+
+  # Wait for client-side AJAX requests
   def wait_for_requests
-    wait_for('JS requests') { finished_all_requests? }
+    wait_for('JS requests complete') { finished_all_js_requests? }
+  end
+
+  # Wait for active Rack requests and client-side AJAX requests
+  def wait_for_all_requests
+    wait_for('pending requests complete') do
+      finished_all_rack_reqiests? &&
+        finished_all_js_requests?
+    end
   end
 
   private
 
-  def finished_all_requests?
+  def finished_all_rack_reqiests?
+    Gitlab::Testing::RequestBlockerMiddleware.num_active_requests.zero?
+  end
+
+  def finished_all_js_requests?
     return true unless javascript_test?
 
     finished_all_ajax_requests? &&