Add bower_components as it contains the resources used by github pages.

bower_components/select2/tests/dropdown/dropdownCss-tests.js

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+module('Dropdown - dropdownCssClass compatibility');
+
+var $ = require('jquery');
+var Utils = require('select2/utils');
+var Options = require('select2/options');
+
+var Dropdown = require('select2/dropdown');
+var DropdownCSS = Utils.Decorate(
+  Dropdown,
+  require('select2/compat/dropdownCss')
+);
+
+test('all classes will be copied if :all: is used', function (assert) {
+  var $element = $('<select class="test copy works"></select>');
+  var options = new Options({
+    dropdownCssClass: ':all:'
+  });
+
+  var select = new DropdownCSS($element, options);
+  var $dropdown = select.render();
+
+  assert.ok($dropdown.hasClass('test'));
+  assert.ok($dropdown.hasClass('copy'));
+  assert.ok($dropdown.hasClass('works'));
+  assert.ok(!$dropdown.hasClass(':all:'));
+});
+
+test(':all: can be used with other classes', function (assert) {
+  var $element = $('<select class="test copy works"></select>');
+  var options = new Options({
+    dropdownCssClass: ':all: other'
+  });
+
+  var select = new DropdownCSS($element, options);
+  var $dropdown = select.render();
+
+  assert.ok($dropdown.hasClass('test'));
+  assert.ok($dropdown.hasClass('copy'));
+  assert.ok($dropdown.hasClass('works'));
+  assert.ok($dropdown.hasClass('other'));
+  assert.ok(!$dropdown.hasClass(':all:'));
+});
+
+test('classes can be passed in as a string', function (assert) {
+  var $element = $('<select class="test copy works"></select>');
+  var options = new Options({
+    dropdownCssClass: 'other'
+  });
+
+  var select = new DropdownCSS($element, options);
+  var $dropdown = select.render();
+
+  assert.ok($dropdown.hasClass('other'));
+});
+
+test('a function can be used based on the element', function (assert){
+  var $element = $('<select class="test"></select>');
+  var options = new Options({
+    dropdownCssClass: function ($element) {
+      return 'function';
+    }
+  });
+
+  var select = new DropdownCSS($element, options);
+  var $dropdown = select.render();
+
+  assert.ok($dropdown.hasClass('function'));
+  assert.ok(!$dropdown.hasClass('test'));
+});
+
+test(':all: works around custom adapters', function (assert) {
+  var $element = $('<select class="test"></select>');
+  var options = new Options({
+    dropdownCssClass: ':all: something',
+    adaptDropdownCssClass: function (clazz) {
+      return clazz + '-modified';
+    }
+  });
+
+  var select = new DropdownCSS($element, options);
+  var $dropdown = select.render();
+
+  assert.ok($dropdown.hasClass('something'));
+
+  assert.ok($dropdown.hasClass('test'));
+  assert.ok($dropdown.hasClass('test-modified'));
+});
+
+module('Dropdown - adaptDropdownCss compatibility');
+
+test('only return when adapted', function (assert) {
+  var $element = $('<select class="original"></select>');
+  var options = new Options({
+    adaptDropdownCssClass: function (clazz) {
+      return 'modified';
+    }
+  });
+
+  var select = new DropdownCSS($element, options);
+  var $dropdown = select.render();
+
+  assert.ok(!$dropdown.hasClass('original'));
+  assert.ok($dropdown.hasClass('modified'));
+});

bower_components/select2/tests/dropdown/selectOnClose-tests.js

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+module('Dropdown - selectOnClose');
+
+var $ = require('jquery');
+
+var Utils = require('select2/utils');
+var Options = require('select2/options');
+
+var SelectData = require('select2/data/select');
+
+var Results = require('select2/results');
+var SelectOnClose = require('select2/dropdown/selectOnClose');
+
+var ModifiedResults = Utils.Decorate(Results, SelectOnClose);
+
+var options = new Options({
+  selectOnClose: true
+});
+
+test('will not trigger if no results were given', function (assert) {
+  expect(0);
+
+  var $element = $('<select></select>');
+  var select = new ModifiedResults($element, options, new SelectData($element));
+
+  var $dropdown = select.render();
+
+  var container = new MockContainer();
+  select.bind(container, $('<div></div>'));
+
+  select.on('select', function () {
+    assert.ok(false, 'The select event should not have been triggered');
+  });
+
+  container.trigger('close');
+});
+
+test('will not trigger if the results list is empty', function (assert) {
+  expect(1);
+
+  var $element = $('<select></select>');
+  var select = new ModifiedResults($element, options, new SelectData($element));
+
+  var $dropdown = select.render();
+
+  var container = new MockContainer();
+  select.bind(container, $('<div></div>'));
+
+  select.on('select', function () {
+    assert.ok(false, 'The select event should not have been triggered');
+  });
+
+  select.append({
+    results: []
+  });
+
+  assert.equal(
+    $dropdown.find('li').length,
+    0,
+    'There should not be any results in the dropdown'
+  );
+
+  container.trigger('close');
+});
+
+test('will not trigger if no results here highlighted', function (assert) {
+  expect(2);
+
+  var $element = $('<select></select>');
+  var select = new ModifiedResults($element, options, new SelectData($element));
+
+  var $dropdown = select.render();
+
+  var container = new MockContainer();
+  select.bind(container, $('<div></div>'));
+
+  select.on('select', function () {
+    assert.ok(false, 'The select event should not have been triggered');
+  });
+
+  select.append({
+    results: [
+      {
+        id: '1',
+        text: 'Test'
+      }
+    ]
+  });
+
+  assert.equal(
+    $dropdown.find('li').length,
+    1,
+    'There should be one result in the dropdown'
+  );
+
+  assert.equal(
+    $.trim($dropdown.find('li').text()),
+    'Test',
+    'The result should be the same as the one we appended'
+  );
+
+  container.trigger('close');
+});
+
+test('will trigger if there is a highlighted result', function (assert) {
+  expect(2);
+
+  var $element = $('<select></select>');
+  var select = new ModifiedResults($element, options, new SelectData($element));
+
+  var $dropdown = select.render();
+
+  var container = new MockContainer();
+  select.bind(container, $('<div></div>'));
+
+  select.on('select', function () {
+    assert.ok(true, 'The select event should have been triggered');
+  });
+
+  select.append({
+    results: [
+      {
+        id: '1',
+        text: 'Test'
+      }
+    ]
+  });
+
+  assert.equal(
+    $dropdown.find('li').length,
+    1,
+    'There should be one result in the dropdown'
+  );
+
+  $dropdown.find('li').addClass('select2-results__option--highlighted');
+
+  container.trigger('close');
+});

bower_components/select2/tests/dropdown/stopPropagation-tests.js

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+module('Dropdown - Stoping event propagation');
+
+var Dropdown = require('select2/dropdown');
+var StopPropagation = require('select2/dropdown/stopPropagation');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+var CustomDropdown = Utils.Decorate(Dropdown, StopPropagation);
+
+var options = new Options();
+
+test('click event does not propagate', function (assert) {
+  expect(1);
+
+  var $container = $('#qunit-fixture .event-container');
+  var container = new MockContainer();
+
+  var dropdown = new CustomDropdown($('#qunit-fixture select'), options);
+
+  var $dropdown = dropdown.render();
+  dropdown.bind(container, $container);
+
+  $container.append($dropdown);
+  $container.on('click', function () {
+    assert.ok(false, 'The click event should have been stopped');
+  });
+
+  $dropdown.trigger('click');
+
+  assert.ok(true, 'Something went wrong if this failed');
+});