Moved changes across to es5 and changed spec to es6

app/assets/javascripts/gl_dropdown.js

@@ -191,6 +191,12 @@
 
     currentIndex = -1;
 
+    NON_SELECTABLE_CLASSES = '.divider, .separator, .dropdown-header, .dropdown-menu-empty-link';
+
+  	SELECTABLE_CLASSES = ".dropdown-content li:not(" + NON_SELECTABLE_CLASSES + ")";
+
+    CURSOR_SELECT_SCROLL_PADDING = 5
+
     FILTER_INPUT = '.dropdown-input .dropdown-input-field';
 
     function GitLabDropdown(el1, options) {
@@ -213,6 +219,7 @@
       if (this.options.data) {
         if (_.isObject(this.options.data) && !_.isFunction(this.options.data)) {
           this.fullData = this.options.data;
+  	      currentIndex = -1
           this.parseData(this.options.data);
         } else {
           this.remote = new GitLabDropdownRemote(this.options.data, {
@@ -240,7 +247,7 @@
           keys: searchFields,
           elements: (function(_this) {
             return function() {
-              selector = '.dropdown-content li:not(.divider)';
+              selector = SELECTABLE_CLASSES;
               if (_this.dropdown.find('.dropdown-toggle-page').length) {
                 selector = ".dropdown-page-one " + selector;
               }
@@ -376,7 +383,7 @@
       var $target;
       if (this.options.multiSelect) {
         $target = $(e.target);
-        if (!$target.hasClass('dropdown-menu-close') && !$target.hasClass('dropdown-menu-close-icon') && !$target.data('is-link')) {
+        if ($target && !$target.hasClass('dropdown-menu-close') && !$target.hasClass('dropdown-menu-close-icon') && !$target.data('is-link')) {
           e.stopPropagation();
           return false;
         } else {
@@ -387,7 +394,7 @@
 
     GitLabDropdown.prototype.opened = function() {
       var contentHtml;
-      currentIndex = -1;
+      this.resetRows();
       this.addArrowKeyEvent();
       if (this.options.setIndeterminateIds) {
         this.options.setIndeterminateIds.call(this);
@@ -410,6 +417,7 @@
 
     GitLabDropdown.prototype.hidden = function(e) {
       var $input;
+      this.resetRows();
       this.removeArrayKeyEvent();
       $input = this.dropdown.find(".dropdown-input-field");
       if (this.options.filterable) {
@@ -463,7 +471,7 @@
         return "<li class='separator'></li>";
       }
       if (data.header != null) {
-        return "<li class='dropdown-header'>" + data.header + "</li>";
+        return _.template('<li class="dropdown-header"><%- header %></li>')({ header: data.header });
       }
       if (this.options.renderRow) {
         html = this.options.renderRow.call(this.options, data, this);
@@ -498,7 +506,12 @@
         } else {
           groupAttrs = '';
         }
-        html = "<li> <a href='" + url + "' " + groupAttrs + " class='" + cssClass + "'> " + text + " </a> </li>";
+        html = _.template('<li><a href="<%- url %>" <%- groupAttrs %> class="<%- cssClass %>"><%= text %></a></li>')({
+          url: url,
+          groupAttrs: groupAttrs,
+          cssClass: cssClass,
+          text: text
+        });
       }
       return html;
     };
@@ -520,17 +533,6 @@
       return html = "<li class='dropdown-menu-empty-link'> <a href='#' class='is-focused'> No matching results. </a> </li>";
     };
 
-    GitLabDropdown.prototype.highlightRow = function(index) {
-      var selector;
-      if (this.filterInput.val() !== "") {
-        selector = '.dropdown-content li:first-child a';
-        if (this.dropdown.find(".dropdown-toggle-page").length) {
-          selector = ".dropdown-page-one .dropdown-content li:first-child a";
-        }
-        return this.getElement(selector).addClass('is-focused');
-      }
-    };
-
     GitLabDropdown.prototype.rowClicked = function(el) {
       var field, fieldName, groupName, isInput, selectedIndex, selectedObject, value;
       fieldName = this.options.fieldName;
@@ -609,13 +611,17 @@
 
     GitLabDropdown.prototype.selectRowAtIndex = function(index) {
       var $el, selector;
-      selector = ".dropdown-content li:not(.divider,.dropdown-header,.separator):eq(" + index + ") a";
+      selector = SELECTABLE_CLASSES + ":eq(" + index + ") a";
       if (this.dropdown.find(".dropdown-toggle-page").length) {
         selector = ".dropdown-page-one " + selector;
       }
       $el = $(selector, this.dropdown);
       if ($el.length) {
-        return $el.first().trigger('click');
+        e.preventDefault();
+        e.stopImmediatePropagation();
+        $el.first().trigger('click');
+        href = $el.attr('href');
+  	    if (href && href !== '#') Turbolinks.visit(href);
       }
     };
 
@@ -623,7 +629,7 @@
       var $input, ARROW_KEY_CODES, selector;
       ARROW_KEY_CODES = [38, 40];
       $input = this.dropdown.find(".dropdown-input-field");
-      selector = '.dropdown-content li:not(.divider,.dropdown-header,.separator):visible';
+      selector = SELECTABLE_CLASSES;
       if (this.dropdown.find(".dropdown-toggle-page").length) {
         selector = ".dropdown-page-one " + selector;
       }
@@ -651,7 +657,9 @@
             return false;
           }
           if (currentKeyCode === 13 && currentIndex !== -1) {
-            return _this.selectRowAtIndex($('.is-focused', _this.dropdown).closest('li').index() - 1);
+            e.preventDefault()
+  	        e.stopImmediatePropagation()
+            return _this.selectRowAtIndex(currentIndex);
           }
         };
       })(this));
@@ -661,6 +669,11 @@
       return $('body').off('keydown');
     };
 
+    GitLabDropdown.prototype.resetRows = function resetRows() {
+	    currentIndex = -1;
+	    $('.is-focused', this.dropdown).removeClass('is-focused');
+    };
+
     GitLabDropdown.prototype.highlightRowAtIndex = function($listItems, index) {
       var $dropdownContent, $listItem, dropdownContentBottom, dropdownContentHeight, dropdownContentTop, dropdownScrollTop, listItemBottom, listItemHeight, listItemTop;
       $('.is-focused', this.dropdown).removeClass('is-focused');
@@ -674,10 +687,14 @@
       listItemHeight = $listItem.outerHeight();
       listItemTop = $listItem.prop('offsetTop');
       listItemBottom = listItemTop + listItemHeight;
-      if (listItemBottom > dropdownContentBottom + dropdownScrollTop) {
-        return $dropdownContent.scrollTop(listItemBottom - dropdownContentBottom);
-      } else if (listItemTop < dropdownContentTop + dropdownScrollTop) {
-        return $dropdownContent.scrollTop(listItemTop - dropdownContentTop);
+      if (!index) {
+        $dropdownContent.scrollTop(0)
+	    } else if (index === ($listItems.length - 1)) {
+  	    $dropdownContent.scrollTop $dropdownContent.prop('scrollHeight');
+      } else if (listItemBottom > (dropdownContentBottom + dropdownScrollTop))
+        $dropdownContent.scrollTop(listItemBottom - dropdownContentBottom + CURSOR_SELECT_SCROLL_PADDING);
+      } else if (listItemTop < (dropdownContentTop + dropdownScrollTop)) {
+        return $dropdownContent.scrollTop(listItemTop - dropdownContentTop - CURSOR_SELECT_SCROLL_PADDING);
       }
     };
 

app/assets/javascripts/search_autocomplete.js

@@ -7,7 +7,9 @@
     KEYCODE = {
       ESCAPE: 27,
       BACKSPACE: 8,
-      ENTER: 13
+      ENTER: 13,
+      UP: 38,
+    	DOWN: 40
     };
 
     function SearchAutocomplete(opts) {
@@ -223,6 +225,12 @@
         case KEYCODE.ESCAPE:
           this.restoreOriginalState();
           break;
+        case KEYCODE.ENTER:
+    	    this.disableAutocomplete();
+          break;
+    	  case KEYCODE.UP,
+        case KEYCODE.DOWN:
+    	   return;
         default:
           if (this.searchInput.val() === '') {
             this.disableAutocomplete();
@@ -319,9 +327,11 @@
     };
 
     SearchAutocomplete.prototype.disableAutocomplete = function() {
-      this.searchInput.addClass('disabled');
-      this.dropdown.removeClass('open');
-      return this.restoreMenu();
+      if (!this.searchInput.hasClass('disabled') && this.dropdown.hasClass('open')) {
+        this.searchInput.addClass('disabled');
+        this.dropdown.removeClass('open').trigger('hidden.bs.dropdown');
+        this.restoreMenu();
+      }
     };
 
     SearchAutocomplete.prototype.restoreMenu = function() {

app/assets/javascripts/search_autocomplete.js.coffee

-class @SearchAutocomplete
-
-  KEYCODE =
-    ESCAPE: 27
-    BACKSPACE: 8
-    ENTER: 13
-    UP: 38
-    DOWN: 40
-
-  constructor: (opts = {}) ->
-    {
-      @wrap = $('.search')
-
-      @optsEl = @wrap.find('.search-autocomplete-opts')
-      @autocompletePath = @optsEl.data('autocomplete-path')
-      @projectId = @optsEl.data('autocomplete-project-id') || ''
-      @projectRef = @optsEl.data('autocomplete-project-ref') || ''
-
-    } = opts
-
-    # Dropdown Element
-    @dropdown = @wrap.find('.dropdown')
-    @dropdownContent = @dropdown.find('.dropdown-content')
-
-    @locationBadgeEl = @getElement('.location-badge')
-    @scopeInputEl = @getElement('#scope')
-    @searchInput = @getElement('.search-input')
-    @projectInputEl = @getElement('#search_project_id')
-    @groupInputEl = @getElement('#group_id')
-    @searchCodeInputEl = @getElement('#search_code')
-    @repositoryInputEl = @getElement('#repository_ref')
-    @clearInput = @getElement('.js-clear-input')
-
-    @saveOriginalState()
-
-    # Only when user is logged in
-    @createAutocomplete() if gon.current_user_id
-
-    @searchInput.addClass('disabled')
-
-    @saveTextLength()
-
-    @bindEvents()
-
-  # Finds an element inside wrapper element
-  getElement: (selector) ->
-    @wrap.find(selector)
-
-  saveOriginalState: ->
-    @originalState = @serializeState()
-
-  saveTextLength: ->
-    @lastTextLength = @searchInput.val().length
-
-  createAutocomplete: ->
-    @searchInput.glDropdown
-        filterInputBlur: false
-        filterable: true
-        filterRemote: true
-        highlight: true
-        enterCallback: false
-        filterInput: 'input#search'
-        search:
-          fields: ['text']
-        data: @getData.bind(@)
-        selectable: true
-        clicked: @onClick.bind(@)
-
-  getData: (term, callback) ->
-    _this = @
-
-    unless term
-      if contents = @getCategoryContents()
-        @searchInput.data('glDropdown').filter.options.callback contents
-        @enableAutocomplete()
-
-      return
-
-    # Prevent multiple ajax calls
-    return if @loadingSuggestions
-
-    @loadingSuggestions = true
-
-    jqXHR = $.get(@autocompletePath, {
-        project_id: @projectId
-        project_ref: @projectRef
-        term: term
-      }, (response) ->
-        # Hide dropdown menu if no suggestions returns
-        if !response.length
-          _this.disableAutocomplete()
-          return
-
-        data = []
-
-        # List results
-        firstCategory = true
-        for suggestion in response
-
-          # Add group header before list each group
-          if lastCategory isnt suggestion.category
-            data.push 'separator' if !firstCategory
-
-            firstCategory = false if firstCategory
-
-            data.push
-              header: suggestion.category
-
-            lastCategory = suggestion.category
-
-          data.push
-            id: "#{suggestion.category.toLowerCase()}-#{suggestion.id}"
-            category: suggestion.category
-            text: suggestion.label
-            url: suggestion.url
-
-        # Add option to proceed with the search
-        if data.length
-          data.push('separator')
-          data.push
-            text: "Result name contains \"#{term}\""
-            url: "/search?\
-                  search=#{term}\
-                  &project_id=#{_this.projectInputEl.val()}\
-                  &group_id=#{_this.groupInputEl.val()}"
-
-        callback(data)
-    ).always ->
-      _this.loadingSuggestions = false
-
-
-  getCategoryContents: ->
-
-    userId = gon.current_user_id
-    { utils, projectOptions, groupOptions, dashboardOptions } = gl
-
-    if utils.isInGroupsPage() and groupOptions
-      options = groupOptions[utils.getGroupSlug()]
-
-    else if utils.isInProjectPage() and projectOptions
-      options = projectOptions[utils.getProjectSlug()]
-
-    else if dashboardOptions
-      options = dashboardOptions
-
-    { issuesPath, mrPath, name } = options
-
-    items = [
-      { header: "#{name}" }
-      { text: 'Issues assigned to me', url: "#{issuesPath}/?assignee_id=#{userId}" }
-      { text: "Issues I've created",   url: "#{issuesPath}/?author_id=#{userId}"   }
-      'separator'
-      { text: 'Merge requests assigned to me', url: "#{mrPath}/?assignee_id=#{userId}" }
-      { text: "Merge requests I've created",   url: "#{mrPath}/?author_id=#{userId}"   }
-    ]
-
-    items.splice 0, 1 unless name
-
-    return items
-
-
-  serializeState: ->
-    {
-      # Search Criteria
-      search_project_id: @projectInputEl.val()
-      group_id: @groupInputEl.val()
-      search_code: @searchCodeInputEl.val()
-      repository_ref: @repositoryInputEl.val()
-      scope: @scopeInputEl.val()
-
-      # Location badge
-      _location: @locationBadgeEl.text()
-    }
-
-  bindEvents: ->
-    @searchInput.on 'keydown', @onSearchInputKeyDown
-    @searchInput.on 'keyup', @onSearchInputKeyUp
-    @searchInput.on 'click', @onSearchInputClick
-    @searchInput.on 'focus', @onSearchInputFocus
-    @searchInput.on 'blur', @onSearchInputBlur
-    @clearInput.on 'click', @onClearInputClick
-    @locationBadgeEl.on 'click', =>
-      @searchInput.focus()
-
-  enableAutocomplete: ->
-    # No need to enable anything if user is not logged in
-    return if !gon.current_user_id
-
-    unless @dropdown.hasClass('open')
-      _this = @
-      @loadingSuggestions = false
-
-    # If not enabled already, enable
-    if not @dropdown.hasClass('open')
-      # Open dropdown and invoke its opened() method
-      @dropdown.addClass('open')
-        .trigger('shown.bs.dropdown')
-      @searchInput.removeClass('disabled')
-
-  onSearchInputKeyDown: =>
-    # Saves last length of the entered text
-    @saveTextLength()
-
-  onSearchInputKeyUp: (e) =>
-    switch e.keyCode
-      when KEYCODE.BACKSPACE
-        # when trying to remove the location badge
-        if @lastTextLength is 0 and @badgePresent()
-          @removeLocationBadge()
-
-        # When removing the last character and no badge is present
-        if @lastTextLength is 1
-          @disableAutocomplete()
-
-        # When removing any character from existin value
-        if @lastTextLength > 1
-          @enableAutocomplete()
-
-      when KEYCODE.ESCAPE
-        @restoreOriginalState()
-
-      # Close autocomplete on enter
-      when KEYCODE.ENTER
-        @disableAutocomplete()
-
-      when KEYCODE.UP, KEYCODE.DOWN
-        return
-
-      else
-        # Handle the case when deleting the input value other than backspace
-        # e.g. Pressing ctrl + backspace or ctrl + x
-        if @searchInput.val() is ''
-          @disableAutocomplete()
-        else
-          # We should display the menu only when input is not empty
-          @enableAutocomplete()
-
-    @wrap.toggleClass 'has-value', !!e.target.value
-
-    # Avoid falsy value to be returned
-    return
-
-  onSearchInputClick: (e) =>
-    # Prevents closing the dropdown menu
-    e.stopImmediatePropagation()
-
-  onSearchInputFocus: =>
-    @isFocused = true
-    @wrap.addClass('search-active')
-
-    @getData()  if @getValue() is ''
-
-
-  getValue: -> return @searchInput.val()
-
-
-  onClearInputClick: (e) =>
-    e.preventDefault()
-    @searchInput.val('').focus()
-
-  onSearchInputBlur: (e) =>
-    @isFocused = false
-    @wrap.removeClass('search-active')
-
-    # If input is blank then restore state
-    if @searchInput.val() is ''
-      @restoreOriginalState()
-
-  addLocationBadge: (item) ->
-    category = if item.category? then "#{item.category}: " else ''
-    value = if item.value? then item.value else ''
-
-    badgeText = "#{category}#{value}"
-    @locationBadgeEl.text(badgeText).show()
-    @wrap.addClass('has-location-badge')
-
-
-  hasLocationBadge: -> return @wrap.is '.has-location-badge'
-
-
-  restoreOriginalState: ->
-    inputs = Object.keys @originalState
-
-    for input in inputs
-      @getElement("##{input}").val(@originalState[input])
-
-    if @originalState._location is ''
-      @locationBadgeEl.hide()
-    else
-      @addLocationBadge(
-        value: @originalState._location
-      )
-
-  badgePresent: ->
-    @locationBadgeEl.length
-
-  resetSearchState: ->
-    inputs = Object.keys @originalState
-
-    for input in inputs
-
-      # _location isnt a input
-      break if input is '_location'
-
-      @getElement("##{input}").val('')
-
-
-  removeLocationBadge: ->
-
-    @locationBadgeEl.hide()
-    @resetSearchState()
-    @wrap.removeClass('has-location-badge')
-    @disableAutocomplete()
-
-
-  disableAutocomplete: ->
-    # If not disabled already, disable
-    if not @searchInput.hasClass('disabled') and @dropdown.hasClass 'open'
-      @searchInput.addClass('disabled')
-      # Close dropdown and invoke its hidden() method
-      @dropdown.removeClass('open').trigger 'hidden.bs.dropdown'
-      @restoreMenu()
-
-  restoreMenu: ->
-    html = "<ul>
-              <li><a class='dropdown-menu-empty-link is-focused'>Loading...</a></li>
-            </ul>"
-    @dropdownContent.html(html)
-
-  onClick: (item, $el, e) ->
-    if location.pathname.indexOf(item.url) isnt -1
-      e.preventDefault()
-      if not @badgePresent
-        if item.category is 'Projects'
-          @projectInputEl.val(item.id)
-          @addLocationBadge(
-            value: 'This project'
-          )
-
-        if item.category is 'Groups'
-          @groupInputEl.val(item.id)
-          @addLocationBadge(
-            value: 'This group'
-          )
-
-      $el.removeClass('is-active')
-      @disableAutocomplete()
-      @searchInput.val('').focus()

spec/javascripts/gl_dropdown_spec.js.coffee

-#= require jquery
-#= require gl_dropdown
-#= require turbolinks
-#= require lib/utils/common_utils
-#= require lib/utils/type_utility
-
-NON_SELECTABLE_CLASSES = '.divider, .separator, .dropdown-header, .dropdown-menu-empty-link'
-ITEM_SELECTOR = ".dropdown-content li:not(#{NON_SELECTABLE_CLASSES})"
-FOCUSED_ITEM_SELECTOR = ITEM_SELECTOR + ' a.is-focused'
-
-ARROW_KEYS =
-  DOWN: 40
-  UP: 38
-  ENTER: 13
-  ESC: 27
-
-navigateWithKeys = (direction, steps, cb, i) ->
-  i = i || 0
-  $('body').trigger
-    type: 'keydown'
-    which: ARROW_KEYS[direction.toUpperCase()]
-    keyCode: ARROW_KEYS[direction.toUpperCase()]
-  i++
-  if i <= steps
-    navigateWithKeys direction, steps, cb, i
-  else
-    cb()
-
-initDropdown = ->
-  @dropdownContainerElement = $('.dropdown.inline')
-  @dropdownMenuElement = $('.dropdown-menu', @dropdownContainerElement)
-  @projectsData = fixture.load('projects.json')[0]
-  @dropdownButtonElement = $('#js-project-dropdown', @dropdownContainerElement).glDropdown
-    selectable: true
-    data: @projectsData
-    text: (project) ->
-      (project.name_with_namespace or project.name)
-    id: (project) ->
-      project.id
-
-describe 'Dropdown', ->
-  fixture.preload 'gl_dropdown.html'
-  fixture.preload 'projects.json'
-
-  beforeEach ->
-    fixture.load 'gl_dropdown.html'
-    initDropdown.call this
-
-  afterEach ->
-    $('body').unbind 'keydown'
-    @dropdownContainerElement.unbind 'keyup'
-
-  it 'should open on click', ->
-    expect(@dropdownContainerElement).not.toHaveClass 'open'
-    @dropdownButtonElement.click()
-    expect(@dropdownContainerElement).toHaveClass 'open'
-
-  describe 'that is open', ->
-    beforeEach ->
-      @dropdownButtonElement.click()
-
-    it 'should select a following item on DOWN keypress', ->
-      expect($(FOCUSED_ITEM_SELECTOR, @dropdownMenuElement).length).toBe 0
-      randomIndex = Math.floor(Math.random() * (@projectsData.length - 1)) + 0
-      navigateWithKeys 'down', randomIndex, =>
-        expect($(FOCUSED_ITEM_SELECTOR, @dropdownMenuElement).length).toBe 1
-        expect($("#{ITEM_SELECTOR}:eq(#{randomIndex}) a", @dropdownMenuElement)).toHaveClass 'is-focused'
-
-    it 'should select a previous item on UP keypress', ->
-      expect($(FOCUSED_ITEM_SELECTOR, @dropdownMenuElement).length).toBe 0
-      navigateWithKeys 'down', (@projectsData.length - 1), =>
-        expect($(FOCUSED_ITEM_SELECTOR, @dropdownMenuElement).length).toBe 1
-        randomIndex = Math.floor(Math.random() * (@projectsData.length - 2)) + 0
-        navigateWithKeys 'up', randomIndex, =>
-          expect($(FOCUSED_ITEM_SELECTOR, @dropdownMenuElement).length).toBe 1
-          expect($("#{ITEM_SELECTOR}:eq(#{((@projectsData.length - 2) - randomIndex)}) a", @dropdownMenuElement)).toHaveClass 'is-focused'
-
-    it 'should click the selected item on ENTER keypress', ->
-      expect(@dropdownContainerElement).toHaveClass 'open'
-      randomIndex = Math.floor(Math.random() * (@projectsData.length - 1)) + 0
-      navigateWithKeys 'down', randomIndex, =>
-        spyOn(Turbolinks, 'visit').and.stub()
-        navigateWithKeys 'enter', null, =>
-          expect(@dropdownContainerElement).not.toHaveClass 'open'
-          link = $("#{ITEM_SELECTOR}:eq(#{randomIndex}) a", @dropdownMenuElement)
-          expect(link).toHaveClass 'is-active'
-          linkedLocation = link.attr 'href'
-          if linkedLocation and linkedLocation isnt '#'
-            expect(Turbolinks.visit).toHaveBeenCalledWith linkedLocation
-
-    it 'should close on ESC keypress', ->
-      expect(@dropdownContainerElement).toHaveClass 'open'
-      @dropdownContainerElement.trigger
-        type: 'keyup'
-        which: ARROW_KEYS.ESC
-        keyCode: ARROW_KEYS.ESC
-      expect(@dropdownContainerElement).not.toHaveClass 'open'

spec/javascripts/gl_dropdown_spec.js.es6

+/*= require jquery */
+/*= require gl_dropdown */
+/*= require turbolinks */
+/*= require lib/utils/common_utils */
+/*= require lib/utils/type_utility */
+
+const NON_SELECTABLE_CLASSES = '.divider, .separator, .dropdown-header, .dropdown-menu-empty-link';
+const ITEM_SELECTOR = `.dropdown-content li:not(${NON_SELECTABLE_CLASSES})`;
+const FOCUSED_ITEM_SELECTOR = `${ITEM_SELECTOR} a.is-focused`;
+
+const ARROW_KEYS = {
+  DOWN: 40,
+  UP: 38,
+  ENTER: 13,
+  ESC: 27
+};
+
+var navigateWithKeys = function navigateWithKeys(direction, steps, cb, i) {
+  i = i || 0;
+  $('body').trigger({
+    type: 'keydown',
+    which: ARROW_KEYS[direction.toUpperCase()],
+    keyCode: ARROW_KEYS[direction.toUpperCase()]
+  });
+  i++;
+  if (i <= steps) {
+    navigateWithKeys(direction, steps, cb, i);
+  } else {
+    cb();
+  }
+};
+
+var initDropdown = function initDropdown() {
+  this.dropdownContainerElement = $('.dropdown.inline');
+  this.dropdownMenuElement = $('.dropdown-menu', this.dropdownContainerElement);
+  this.projectsData = fixture.load('projects.json')[0];
+  this.dropdownButtonElement = $('#js-project-dropdown', this.dropdownContainerElement).glDropdown({
+    selectable: true,
+    data: this.projectsData,
+    text: (project) => {
+      (project.name_with_namespace || project.name)
+    },
+    id: (project) => {
+      project.id
+    }
+  });
+};
+
+describe('Dropdown', function describeDropdown() {
+  fixture.preload('gl_dropdown.html');
+  fixture.preload('projects.json');
+
+  function beforeEach() {
+    fixture.load('gl_dropdown.html');
+    initDropdown.call(this);
+  }
+
+  function afterEach() {
+    $('body').unbind('keydown');
+    this.dropdownContainerElement.unbind('keyup');
+  }
+
+  it('should open on click', () => {
+    expect(this.dropdownContainerElement).not.toHaveClass('open');
+    this.dropdownButtonElement.click();
+    expect(this.dropdownContainerElement).toHaveClass('open');
+  });
+
+  describe('that is open', function describeThatIsOpen() {
+    function beforeEach() {
+      this.dropdownButtonElement.click();
+    }
+
+    it('should select a following item on DOWN keypress', () => {
+      expect($(FOCUSED_ITEM_SELECTOR, this.dropdownMenuElement).length).toBe(0);
+      let randomIndex = (Math.floor(Math.random() * (this.projectsData.length - 1)) + 0);
+      navigateWithKeys('down', randomIndex, () => {
+        expect($(FOCUSED_ITEM_SELECTOR, this.dropdownMenuElement).length).toBe(1);
+        expect($(`${ITEM_SELECTOR}:eq(${randomIndex}) a`, this.dropdownMenuElement)).toHaveClass('is-focused');
+      });
+    });
+
+    it('should select a previous item on UP keypress', () => {
+      expect($(FOCUSED_ITEM_SELECTOR, this.dropdownMenuElement).length).toBe(0);
+      navigateWithKeys('down', (this.projectsData.length - 1), () => {
+        expect($(FOCUSED_ITEM_SELECTOR, this.dropdownMenuElement).length).toBe(1);
+        let randomIndex = (Math.floor(Math.random() * (this.projectsData.length - 2)) + 0);
+        navigateWithKeys('up', randomIndex, () => {
+          expect($(FOCUSED_ITEM_SELECTOR, this.dropdownMenuElement).length).toBe(1);
+          expect($(`${ITEM_SELECTOR}:eq(${((this.projectsData.length - 2) - randomIndex)}) a`, this.dropdownMenuElement)).toHaveClass('is-focused');
+        });
+      });
+    });
+
+    it('should click the selected item on ENTER keypress', () => {
+      expect(this.dropdownContainerElement).toHaveClass('open')
+      let randomIndex = Math.floor(Math.random() * (this.projectsData.length - 1)) + 0
+      navigateWithKeys('down', randomIndex, () => {
+        spyOn(Turbolinks, 'visit').and.stub();
+        navigateWithKeys('enter', null, () => {
+          expect(this.dropdownContainerElement).not.toHaveClass('open');
+          let link = $(`${ITEM_SELECTOR}:eq(${randomIndex}) a`, this.dropdownMenuElement);
+          expect(link).toHaveClass('is-active');
+          let linkedLocation = link.attr('href');
+          if (linkedLocation && linkedLocation !== '#') expect(Turbolinks.visit).toHaveBeenCalledWith(linkedLocation);
+        });
+      });
+    });
+
+    it('should close on ESC keypress', () => {
+      expect(this.dropdownContainerElement).toHaveClass('open');
+      this.dropdownContainerElement.trigger({
+        type: 'keyup',
+        which: ARROW_KEYS.ESC,
+        keyCode: ARROW_KEYS.ESC
+      });
+      expect(this.dropdownContainerElement).not.toHaveClass('open');
+    });
+  });
+});