add static files

static/vendor/select2/tests/a11y/search-tests.js

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+module('Accessibility - Search');
+
+var MultipleSelection = require('select2/selection/multiple');
+var InlineSearch = require('select2/selection/search');
+
+var $ = require('jquery');
+
+var Utils = require('select2/utils');
+var Options = require('select2/options');
+var options = new Options({});
+
+test('aria-autocomplete attribute is present', function (assert) {
+  var $select = $('#qunit-fixture .multiple');
+
+  var CustomSelection = Utils.Decorate(MultipleSelection, InlineSearch);
+  var selection = new CustomSelection($select, options);
+  var $selection = selection.render();
+
+  // Update the selection so the search is rendered
+  selection.update([]);
+
+  assert.equal(
+    $selection.find('input').attr('aria-autocomplete'),
+    'list',
+    'The search box is marked as autocomplete'
+  );
+});
+
+test('aria-activedescendant should be removed when closed', function (assert) {
+  var $select = $('#qunit-fixture .multiple');
+
+  var CustomSelection = Utils.Decorate(MultipleSelection, InlineSearch);
+  var selection = new CustomSelection($select, options);
+  var $selection = selection.render();
+
+  var container = new MockContainer();
+  selection.bind(container, $('<span></span>'));
+
+  // Update the selection so the search is rendered
+  selection.update([]);
+
+  var $search = $selection.find('input');
+  $search.attr('aria-activedescendant', 'something');
+
+  container.trigger('close');
+
+  assert.ok(
+    !$search.attr('aria-activedescendant'),
+    'There is no active descendant when the dropdown is closed'
+  );
+});

static/vendor/select2/tests/a11y/selection-tests.js

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+module('Accessibility - All');
+
+var BaseSelection = require('select2/selection/base');
+var SingleSelection = require('select2/selection/single');
+var MultipleSelection = require('select2/selection/multiple');
+
+var $ = require('jquery');
+
+var Options = require('select2/options');
+var options = new Options({});
+
+test('title is carried over from original element', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var selection = new BaseSelection($select, options);
+  var $selection = selection.render();
+
+  assert.equal(
+    $selection.attr('title'),
+    $select.attr('title'),
+    'The title should have been copied over from the original element'
+  );
+});
+
+test('aria-expanded reflects the state of the container', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var selection = new BaseSelection($select, options);
+  var $selection = selection.render();
+
+  var container = new MockContainer();
+
+  selection.bind(container, $('<span></span>'));
+
+  assert.equal(
+    $selection.attr('aria-expanded'),
+    'false',
+    'The container should not be expanded when it is closed'
+  );
+
+  container.trigger('open');
+
+  assert.equal(
+    $selection.attr('aria-expanded'),
+    'true',
+    'The container should be expanded when it is opened'
+  );
+});
+
+test('static aria attributes are present', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var selection = new BaseSelection($select, options);
+  var $selection = selection.render();
+
+  assert.equal(
+    $selection.attr('role'),
+    'combobox',
+    'The container should identify as a combobox'
+  );
+
+  assert.equal(
+    $selection.attr('aria-haspopup'),
+    'true',
+    'The dropdown is considered a popup of the container'
+  );
+});
+
+test('the container should be in the tab order', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var selection = new BaseSelection($select, options);
+  var $selection = selection.render();
+
+  var container = new MockContainer();
+  selection.bind(container, $('<span></span>'));
+
+  assert.equal(
+    $selection.attr('tabindex'),
+    '0',
+    'The tab index should allow it to fit in the natural tab order'
+  );
+
+  container.trigger('disable');
+
+  assert.equal(
+    $selection.attr('tabindex'),
+    '-1',
+    'The selection should be dropped out of the tab order when disabled'
+  );
+
+  container.trigger('enable');
+
+  assert.equal(
+    $selection.attr('tabindex'),
+    '0',
+    'The tab index should be restored when re-enabled'
+  );
+});
+
+test('a custom tabindex is copied', function (assert) {
+  var $select = $('#qunit-fixture .single');
+  $select.attr('tabindex', '999');
+
+  var selection = new BaseSelection($select, options);
+  var $selection = selection.render();
+
+  var container = new MockContainer();
+  selection.bind(container, $('<span></span>'));
+
+  assert.equal(
+    $selection.attr('tabindex'),
+    '999',
+    'The tab index should match the original tab index'
+  );
+
+  container.trigger('disable');
+
+  assert.equal(
+    $selection.attr('tabindex'),
+    '-1',
+    'The selection should be dropped out of the tab order when disabled'
+  );
+
+  container.trigger('enable');
+
+  assert.equal(
+    $selection.attr('tabindex'),
+    '999',
+    'The tab index should be restored when re-enabled'
+  );
+});
+
+module('Accessibility - Single');
+
+test('aria-labelledby should match the rendered container', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var selection = new SingleSelection($select, options);
+  var $selection = selection.render();
+
+  var container = new MockContainer();
+  selection.bind(container, $('<span></span>'));
+
+  var $rendered = $selection.find('.select2-selection__rendered');
+
+  assert.equal(
+    $selection.attr('aria-labelledby'),
+    $rendered.attr('id'),
+    'The rendered selection should label the container'
+  );
+});
+
+module('Accessibility - Multiple');

static/vendor/select2/tests/data/array-tests.js

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+module('Data adapters - Array');
+
+var ArrayData = require('select2/data/array');
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+var UserDefinedType = function (id, text) {
+  var self = this;
+
+  self.id = id;
+  self.text = text;
+
+  return self;
+};
+
+var arrayOptions = new Options({
+  data: [
+    {
+      id: 'default',
+      text: 'Default'
+    },
+    {
+      id: '1',
+      text: 'One'
+    },
+    {
+      id: '2',
+      text: '2'
+    },
+    new UserDefinedType(1, 'aaaaaa')
+  ]
+});
+
+var extraOptions = new Options ({
+  data: [
+    {
+      id: 'default',
+      text: 'Default',
+      extra: true
+    },
+    {
+      id: 'One',
+      text: 'One',
+      extra: true
+    }
+  ]
+});
+
+var nestedOptions = new Options({
+  data: [
+    {
+      text: 'Default',
+      children: [
+        {
+          text: 'Next',
+          children: [
+            {
+              id: 'a',
+              text: 'Option'
+            }
+          ]
+        }
+      ]
+    }
+  ]
+});
+
+test('current gets default for single', function (assert) {
+  var $select = $('#qunit-fixture .single-empty');
+
+  var data = new ArrayData($select, arrayOptions);
+
+  data.current(function (val) {
+    assert.equal(
+      val.length,
+      1,
+      'There should always be a selected item for array data.'
+    );
+
+    var item = val[0];
+
+    assert.equal(
+      item.id,
+      'default',
+      'The first item should be selected'
+    );
+  });
+});
+
+test('current gets default for multiple', function (assert) {
+  var $select = $('#qunit-fixture .multiple');
+
+  var data = new ArrayData($select, arrayOptions);
+
+  data.current(function (val) {
+    assert.equal(
+      val.length,
+      0,
+      'There should be no default selection.'
+    );
+  });
+});
+
+test('current works with existing selections', function (assert) {
+  var $select = $('#qunit-fixture .multiple');
+
+  var data = new ArrayData($select, arrayOptions);
+
+  $select.val(['One']);
+
+  data.current(function (val) {
+    assert.equal(
+      val.length,
+      1,
+      'There should only be one existing selection.'
+    );
+
+    var option = val[0];
+
+    assert.equal(
+      option.id,
+      'One',
+      'The id should be equal to the value of the option tag.'
+    );
+
+    assert.equal(
+      option.text,
+      'One',
+      'The text should be equal to the text of the option tag.'
+    );
+  });
+});
+
+test('current works with selected data', function (assert) {
+  var $select = $('#qunit-fixture .single-empty');
+
+  var data = new ArrayData($select, arrayOptions);
+
+  data.select({
+    id: '2',
+    text: '2'
+  });
+
+  data.current(function (val) {
+    assert.equal(
+      val.length,
+      1,
+      'There should only be one option selected.'
+    );
+
+    var option = val[0];
+
+    assert.equal(
+      option.id,
+      '2',
+      'The id should match the original id from the array.'
+    );
+
+    assert.equal(
+      option.text,
+      '2',
+      'The text should match the original text from the array.'
+    );
+  });
+});
+
+test('select works for single', function (assert) {
+  var $select = $('#qunit-fixture .single-empty');
+
+  var data = new ArrayData($select, arrayOptions);
+
+  assert.equal(
+    $select.val(),
+    'default',
+    'There should already be a selection'
+  );
+
+  data.select({
+    id: '1',
+    text: 'One'
+  });
+
+  assert.equal(
+    $select.val(),
+    '1',
+    'The selected value should be the same as the selected id'
+  );
+});
+
+test('multiple sets the value', function (assert) {
+  var $select = $('#qunit-fixture .multiple');
+
+  var data = new ArrayData($select, arrayOptions);
+
+  assert.ok(
+    $select.val() == null || $select.val().length == 0,
+    'nothing should be selected'
+  );
+
+  data.select({
+    id: 'default',
+    text: 'Default'
+  });
+
+  assert.deepEqual($select.val(), ['default']);
+});
+
+test('multiple adds to the old value', function (assert) {
+  var $select = $('#qunit-fixture .multiple');
+
+  var data = new ArrayData($select, arrayOptions);
+
+  $select.val(['One']);
+
+  assert.deepEqual($select.val(), ['One']);
+
+  data.select({
+    id: 'default',
+    text: 'Default'
+  });
+
+  assert.deepEqual($select.val(), ['One', 'default']);
+});
+
+test('option tags are automatically generated', function (assert) {
+  var $select = $('#qunit-fixture .single-empty');
+
+  var data = new ArrayData($select, arrayOptions);
+
+  assert.equal(
+    $select.find('option').length,
+    4,
+    'An <option> element should be created for each object'
+  );
+});
+
+test('option tags can receive new data', function(assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var data = new ArrayData($select, extraOptions);
+
+  assert.equal(
+    $select.find('option').length,
+    2,
+    'Only one more <option> element should be created'
+  );
+
+  data.select({
+    id: 'default'
+  });
+
+  assert.ok(
+    Utils.GetData($select.find(':selected')[0], 'data').extra,
+    '<option> default should have new data'
+  );
+
+  data.select({
+    id: 'One'
+  });
+
+  assert.ok(
+    Utils.GetData($select.find(':selected')[0], 'data').extra,
+    '<option> One should have new data'
+  );
+});
+
+test('optgroup tags can also be generated', function (assert) {
+  var $select = $('#qunit-fixture .single-empty');
+
+  var data = new ArrayData($select, nestedOptions);
+
+  assert.equal(
+    $select.find('option').length,
+    1,
+    'An <option> element should be created for the one selectable object'
+  );
+
+  assert.equal(
+    $select.find('optgroup').length,
+    2,
+    'An <optgroup> element should be created for the two with children'
+  );
+});
+
+test('optgroup tags have the right properties', function (assert) {
+  var $select = $('#qunit-fixture .single-empty');
+
+  var data = new ArrayData($select, nestedOptions);
+
+  var $group = $select.children('optgroup');
+
+  assert.equal(
+    $group.prop('label'),
+    'Default',
+    'An `<optgroup>` label should match the text property'
+  );
+
+  assert.equal(
+    $group.children().length,
+    1,
+    'The <optgroup> should have one child under it'
+  );
+});
+
+test('existing selections are respected on initialization', function (assert) {
+   var $select = $(
+     '<select>' +
+        '<option>First</option>' +
+        '<option selected>Second</option>' +
+      '</select>'
+    );
+
+    var options = new Options({
+      data: [
+        {
+          id: 'Second',
+          text: 'Second'
+        },
+        {
+          id: 'Third',
+          text: 'Third'
+        }
+      ]
+    });
+
+    assert.equal($select.val(), 'Second');
+
+    var data = new ArrayData($select, options);
+
+    assert.equal($select.val(), 'Second');
+});

static/vendor/select2/tests/data/base-tests.js

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+module('Data adapters - Base');
+
+var BaseData = require('select2/data/base');
+var $ = require('jquery');
+var Options = require('select2/options');
+
+var options = new Options({});
+
+test('current is required', function (assert) {
+  var data = new BaseData($('#qunit-fixture select'), options);
+
+  assert.throws(
+    function () {
+      data.current(function () {});
+    },
+    'current has no default implementation'
+  );
+});
+
+test('query is required', function (assert) {
+  var data = new BaseData($('#qunit-fixture select'), options);
+
+  assert.throws(
+    function () {
+      data.query({}, function () {});
+    },
+    'query has no default implementation'
+  );
+});

static/vendor/select2/tests/data/inputData-tests.js

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+module('Data adapters - <input> compatibility');
+
+var $ = require('jquery');
+
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+var ArrayData = require('select2/data/array');
+var InputData = require('select2/compat/inputData');
+
+var InputAdapter = Utils.Decorate(ArrayData, InputData);
+
+test('test that options can be selected', function (assert) {
+  var options = new Options({
+    data: [
+      {
+        id: 'test',
+        text: 'Test'
+      }
+    ]
+  });
+  var $element = $('<input />');
+
+  var adapter = new InputAdapter($element, options);
+
+  adapter.select({
+    id: 'test'
+  });
+
+  assert.equal(
+    $element.val(),
+    'test',
+    'The id of the item should be the value'
+  );
+});
+
+test('unselect the single selected option clears the value', function (assert) {
+  var options = new Options({
+    data: [
+      {
+        id: 'test',
+        text: 'Test',
+        selected: true
+      }
+    ]
+  });
+  var $element = $('<input />');
+
+  var adapter = new InputAdapter($element, options);
+
+  adapter.unselect({
+    id: 'test'
+  });
+
+  assert.equal(
+    $element.val(),
+    '',
+    'The id should no longer be in the value'
+  );
+});
+
+test('options can be unselected individually', function (assert) {
+  var options = new Options({
+    data: [
+      {
+        id: 'test',
+        text: 'Test'
+      },
+      {
+        id: 'test2',
+        text: 'Test2'
+      },
+      {
+        id: 'test3',
+        text: 'Test3'
+      }
+    ]
+  });
+  var $element = $('<input />');
+  $element.val('test,test2,test3');
+
+  var adapter = new InputAdapter($element, options);
+
+  adapter.unselect({
+    id: 'test2'
+  });
+
+  assert.equal(
+    $element.val(),
+    'test,test3',
+    'The value should contain all the still selected options'
+  );
+});
+
+test('default values can be set', function (assert) {
+  assert.expect(4);
+
+  var options = new Options({
+    data: [
+      {
+        id: 'test',
+        text: 'Test'
+      }
+    ]
+  });
+  var $element = $('<input value="test" />');
+
+  var adapter = new InputAdapter($element, options);
+
+  adapter.current(function (data) {
+    assert.equal(
+      data.length,
+      1,
+      'There should only be a single selected option'
+    );
+
+    var item = data[0];
+
+    assert.equal(item.id, 'test');
+    assert.equal(item.text, 'Test');
+  });
+
+  assert.equal(
+    $element.val(),
+    'test',
+    'The value should not have been altered'
+  );
+});
+
+test('no default value', function (assert) {
+  assert.expect(2);
+
+  var options = new Options({
+    data: [
+      {
+        id: 'test',
+        text: 'Test'
+      }
+    ]
+  });
+  var $element = $('<input />');
+
+  var adapter = new InputAdapter($element, options);
+
+  adapter.current(function (data) {
+    assert.equal(
+      data.length,
+      0,
+      'There should be no selected options'
+    );
+  });
+
+  assert.equal(
+    $element.val(),
+    '',
+    'The value should not have been altered'
+  );
+});

static/vendor/select2/tests/data/maximumInputLength-tests.js

@@ -0,0 +1,138 @@
+module('Data adapters - Maximum input length');
+
+var MaximumInputLength = require('select2/data/maximumInputLength');
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+function MaximumInputStub () {
+  this.called = false;
+}
+
+MaximumInputStub.prototype.query = function (params, callback) {
+  this.called = true;
+};
+
+var MaximumInputData = Utils.Decorate(MaximumInputStub, MaximumInputLength);
+
+test('0 never displays the notice', function (assert) {
+  var zeroOptions = new Options({
+    maximumInputLength: 0
+  });
+
+  var data = new MaximumInputData(null, zeroOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MaximumInputData(null, zeroOptions);
+
+  data.query({
+    term: 'test'
+  });
+
+  assert.ok(data.called);
+});
+
+test('< 0 never displays the notice', function (assert) {
+  var negativeOptions = new Options({
+    maximumInputLength: -1
+  });
+
+  var data = new MaximumInputData(null, negativeOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MaximumInputData(null, negativeOptions);
+
+  data.query({
+    term: 'test'
+  });
+
+  assert.ok(data.called);
+});
+
+test('triggers when input is too long', function (assert) {
+  var options = new Options({
+    maximumInputLength: 1
+  });
+
+  var data = new MaximumInputData(null, options);
+
+  data.trigger = function () {
+    assert.ok(true, 'The event should be triggered.');
+  };
+
+  data.query({
+    term: 'no'
+  });
+
+  assert.ok(!data.called, 'The adapter should not be called');
+});
+
+test('does not trigger when equal', function (assert) {
+  var options = new Options({
+    maximumInputLength: 10
+  });
+
+  var data = new MaximumInputData(null, options);
+
+  data.trigger = function () {
+    assert.ok(false, 'The event should not be triggered.');
+  };
+
+  data.query({
+    term: '1234567890'
+  });
+
+  assert.ok(data.called);
+});
+
+test('does not trigger when less', function (assert) {
+  var options = new Options({
+    maximumInputLength: 10
+  });
+
+  var data = new MaximumInputData(null, options);
+
+  data.trigger = function () {
+    assert.ok(false, 'The event should not be triggered.');
+  };
+
+  data.query({
+    term: '123'
+  });
+
+  assert.ok(data.called);
+});
+
+test('works with null term', function (assert) {
+  var options = new Options({
+    maximumInputLength: 1
+  });
+
+  var data = new MaximumInputData(null, options);
+
+  data.trigger = function () {
+    assert.ok(false, 'The event should not be triggered');
+  };
+
+  data.query({});
+
+  assert.ok(data.called);
+});

static/vendor/select2/tests/data/maximumSelectionLength-tests.js

@@ -0,0 +1,202 @@
+module('Data adapters - Maximum selection length');
+
+var MaximumSelectionLength = require('select2/data/maximumSelectionLength');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+function MaximumSelectionStub () {
+  this.called = false;
+  this.currentData = [];
+}
+
+MaximumSelectionStub.prototype.current = function (callback) {
+  callback(this.currentData);
+};
+
+MaximumSelectionStub.prototype.val = function (val) {
+  this.currentData.push(val);
+};
+
+MaximumSelectionStub.prototype.query = function (params, callback) {
+  this.called = true;
+};
+
+var MaximumSelectionData = Utils.Decorate(
+  MaximumSelectionStub,
+  MaximumSelectionLength
+);
+
+test('0 never displays the notice', function (assert) {
+  var zeroOptions = new Options({
+    maximumSelectionLength: 0
+  });
+
+  var data = new MaximumSelectionData(null, zeroOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MaximumSelectionData(null, zeroOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.val('1');
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MaximumSelectionData(null, zeroOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.val('1');
+  data.val('2');
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+});
+
+test('< 0 never displays the notice', function (assert) {
+  var negativeOptions = new Options({
+    maximumSelectionLength: -1
+  });
+
+  var data = new MaximumSelectionData(null, negativeOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MaximumSelectionData(null, negativeOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.val('1');
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MaximumSelectionData(null, negativeOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.val('1');
+  data.val('2');
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+});
+
+test('triggers when >= 1 selection' , function (assert) {
+  var maxOfOneOptions = new Options({
+    maximumSelectionLength: 1
+  });
+  var data = new MaximumSelectionData(null, maxOfOneOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MaximumSelectionData(null, maxOfOneOptions);
+
+  data.trigger = function () {
+    assert.ok(true, 'The event should be triggered.');
+  };
+
+  data.val('1');
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(!data.called);
+
+});
+
+test('triggers when >= 2 selections' , function (assert) {
+  var maxOfTwoOptions = new Options({
+    maximumSelectionLength: 2
+  });
+  var data = new MaximumSelectionData(null, maxOfTwoOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MaximumSelectionData(null, maxOfTwoOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.val('1');
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MaximumSelectionData(null, maxOfTwoOptions);
+
+  data.trigger = function () {
+    assert.ok(true, 'The event should be triggered.');
+  };
+
+  data.val('1');
+  data.val('2');
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(!data.called);
+
+});

static/vendor/select2/tests/data/minimumInputLength-tests.js

@@ -0,0 +1,138 @@
+module('Data adapters - Minimum input length');
+
+var MinimumInputLength = require('select2/data/minimumInputLength');
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+function StubData () {
+  this.called = false;
+}
+
+StubData.prototype.query = function (params, callback) {
+  this.called = true;
+};
+
+var MinimumData = Utils.Decorate(StubData, MinimumInputLength);
+
+test('0 never displays the notice', function (assert) {
+  var zeroOptions = new Options({
+    minimumInputLength: 0
+  });
+
+  var data = new MinimumData(null, zeroOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MinimumData(null, zeroOptions);
+
+  data.query({
+    term: 'test'
+  });
+
+  assert.ok(data.called);
+});
+
+test('< 0 never displays the notice', function (assert) {
+  var negativeOptions = new Options({
+    minimumInputLength: -1
+  });
+
+  var data = new MinimumData(null, negativeOptions);
+
+  data.trigger = function () {
+    assert.ok(false, 'No events should be triggered');
+  };
+
+  data.query({
+    term: ''
+  });
+
+  assert.ok(data.called);
+
+  data = new MinimumData(null, negativeOptions);
+
+  data.query({
+    term: 'test'
+  });
+
+  assert.ok(data.called);
+});
+
+test('triggers when input is not long enough', function (assert) {
+  var options = new Options({
+    minimumInputLength: 10
+  });
+
+  var data = new MinimumData(null, options);
+
+  data.trigger = function () {
+    assert.ok(true, 'The event should be triggered.');
+  };
+
+  data.query({
+    term: 'no'
+  });
+
+  assert.ok(!data.called);
+});
+
+test('does not trigger when equal', function (assert) {
+  var options = new Options({
+    minimumInputLength: 10
+  });
+
+  var data = new MinimumData(null, options);
+
+  data.trigger = function () {
+    assert.ok(false, 'The event should not be triggered.');
+  };
+
+  data.query({
+    term: '1234567890'
+  });
+
+  assert.ok(data.called);
+});
+
+test('does not trigger when greater', function (assert) {
+  var options = new Options({
+    minimumInputLength: 10
+  });
+
+  var data = new MinimumData(null, options);
+
+  data.trigger = function () {
+    assert.ok(false, 'The event should not be triggered.');
+  };
+
+  data.query({
+    term: '12345678901'
+  });
+
+  assert.ok(data.called);
+});
+
+test('works with null term', function (assert) {
+  var options = new Options({
+    minimumInputLength: 1
+  });
+
+  var data = new MinimumData(null, options);
+
+  data.trigger = function () {
+    assert.ok(true, 'The event should be triggered');
+  };
+
+  data.query({});
+
+  assert.ok(!data.called);
+});

static/vendor/select2/tests/data/select-tests.js

@@ -0,0 +1,557 @@
+module('Data adapters - Select - current');
+
+var SelectData = require('select2/data/select');
+var $ = require('jquery');
+var Options = require('select2/options');
+var selectOptions = new Options({});
+
+test('current gets default for single', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var data = new SelectData($select, selectOptions);
+
+  data.current(function (data) {
+    assert.equal(
+      data.length,
+      1,
+      'There should only be one selected option'
+    );
+
+    var option = data[0];
+
+    assert.equal(
+      option.id,
+      'One',
+      'The value of the option tag should be the id'
+    );
+
+    assert.equal(
+      option.text,
+      'One',
+      'The text within the option tag should be the text'
+    );
+  });
+});
+
+test('current gets default for multiple', function (assert) {
+  var $select = $('#qunit-fixture .multiple');
+
+  var data = new SelectData($select, selectOptions);
+
+  data.current(function (data) {
+    assert.equal(
+      data.length,
+      0,
+      'Multiple selects have no default selection.'
+    );
+  });
+});
+
+test('current gets options with explicit value', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var $option = $('<option value="1">One</option>');
+  $select.append($option);
+
+  var data = new SelectData($select, selectOptions);
+
+  $select.val('1');
+
+  data.current(function (data) {
+    assert.equal(
+      data.length,
+      1,
+      'There should be one selected option'
+    );
+
+    var option = data[0];
+
+    assert.equal(
+      option.id,
+      '1',
+      'The option value should be the selected id'
+    );
+
+    assert.equal(
+      option.text,
+      'One',
+      'The text should match the text for the option tag'
+    );
+  });
+});
+
+test('current gets options with implicit value', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var data = new SelectData($select, selectOptions);
+
+  $select.val('One');
+
+  data.current(function (val) {
+    assert.equal(
+      val.length,
+      1,
+      'There should only be one selected value'
+    );
+
+    var option = val[0];
+
+    assert.equal(
+      option.id,
+      'One',
+      'The id should be the same as the option text'
+    );
+
+    assert.equal(
+      option.text,
+      'One',
+      'The text should be the same as the option text'
+    );
+  });
+});
+
+test('select works for single', function (assert) {
+  var $select = $('#qunit-fixture .single-with-placeholder');
+
+  var data = new SelectData($select, selectOptions);
+
+  assert.equal($select.val(), 'placeholder');
+
+  data.select({
+    id: 'One',
+    text: 'One'
+  });
+
+  assert.equal($select.val(), 'One');
+});
+
+test('multiple sets the value', function (assert) {
+  var $select = $('#qunit-fixture .multiple');
+
+  var data = new SelectData($select, selectOptions);
+
+  assert.ok(
+    $select.val() == null || $select.val().length == 0,
+    'nothing should be selected'
+  );
+
+  data.select({
+    id: 'Two',
+    text: 'Two'
+  });
+
+  assert.deepEqual($select.val(), ['Two']);
+});
+
+test('multiple adds to the old value', function (assert) {
+  var $select = $('#qunit-fixture .multiple');
+
+  var data = new SelectData($select, selectOptions);
+
+  $select.val(['Two']);
+
+  assert.deepEqual($select.val(), ['Two']);
+
+  data.select({
+    id: 'One',
+    text: 'One'
+  });
+
+  assert.deepEqual($select.val(), ['One', 'Two']);
+});
+
+test('duplicates - single - same id on select triggers change',
+  function (assert) {
+  var $select = $('#qunit-fixture .duplicates');
+
+  var data = new SelectData($select, data);
+  var second = $('#qunit-fixture .duplicates option')[2];
+
+  var changeTriggered = false;
+
+  assert.equal($select.val(), 'one');
+
+  $select.on('change', function () {
+    changeTriggered = true;
+  });
+
+  data.select({
+    id: 'one',
+    text: 'Uno',
+    element: second
+  });
+
+  assert.equal(
+    $select.val(),
+    'one',
+    'The value never changed'
+  );
+
+  assert.ok(
+    changeTriggered,
+    'The change event should be triggered'
+  );
+
+  assert.ok(
+    second.selected,
+    'The second duplicate is selected, not the first'
+  );
+});
+
+test('duplicates - single - different id on select triggers change',
+  function (assert) {
+  var $select = $('#qunit-fixture .duplicates');
+
+  var data = new SelectData($select, data);
+  var second = $('#qunit-fixture .duplicates option')[2];
+
+  var changeTriggered = false;
+
+  $select.val('two');
+
+  $select.on('change', function () {
+    changeTriggered = true;
+  });
+
+  data.select({
+    id: 'one',
+    text: 'Uno',
+    element: second
+  });
+
+  assert.equal(
+    $select.val(),
+    'one',
+    'The value changed to the duplicate id'
+  );
+
+  assert.ok(
+    changeTriggered,
+    'The change event should be triggered'
+  );
+
+  assert.ok(
+    second.selected,
+    'The second duplicate is selected, not the first'
+  );
+});
+
+test('duplicates - multiple - same id on select triggers change',
+function (assert) {
+  var $select = $('#qunit-fixture .duplicates-multi');
+
+  var data = new SelectData($select, data);
+  var second = $('#qunit-fixture .duplicates-multi option')[2];
+
+  var changeTriggered = false;
+
+  $select.val(['one']);
+
+  $select.on('change', function () {
+    changeTriggered = true;
+  });
+
+  data.select({
+    id: 'one',
+    text: 'Uno',
+    element: second
+  });
+
+  assert.deepEqual(
+    $select.val(),
+    ['one', 'one'],
+    'The value now has duplicates'
+  );
+
+  assert.ok(
+    changeTriggered,
+    'The change event should be triggered'
+  );
+
+  assert.ok(
+    second.selected,
+    'The second duplicate is selected, not the first'
+  );
+});
+
+test('duplicates - multiple - different id on select triggers change',
+function (assert) {
+  var $select = $('#qunit-fixture .duplicates-multi');
+
+  var data = new SelectData($select, data);
+  var second = $('#qunit-fixture .duplicates-multi option')[2];
+
+  var changeTriggered = false;
+
+  $select.val(['two']);
+
+  $select.on('change', function () {
+    changeTriggered = true;
+  });
+
+  data.select({
+    id: 'one',
+    text: 'Uno',
+    element: second
+  });
+
+  assert.deepEqual(
+    $select.val(),
+    ['two', 'one'],
+    'The value has the new id'
+  );
+
+  assert.ok(
+    changeTriggered,
+    'The change event should be triggered'
+  );
+
+  assert.ok(
+    second.selected,
+    'The second duplicate is selected, not the first'
+  );
+});
+
+module('Data adapter - Select - query');
+
+test('all options are returned with no term', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var data = new SelectData($select, selectOptions);
+
+  data.query({}, function (data) {
+    assert.equal(
+      data.results.length,
+      1,
+      'The number of items returned should be equal to the number of options'
+    );
+  });
+});
+
+test('the matcher checks the text', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var data = new SelectData($select, selectOptions);
+
+  data.query({
+    term: 'One'
+  }, function (data) {
+    assert.equal(
+      data.results.length,
+      1,
+      'Only the "One" option should be found'
+    );
+  });
+});
+
+test('the matcher ignores case', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var data = new SelectData($select, selectOptions);
+
+  data.query({
+    term: 'one'
+  }, function (data) {
+    assert.equal(
+      data.results.length,
+      1,
+      'The "One" option should still be found'
+    );
+  });
+});
+
+test('no options may be returned with no matches', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var data = new SelectData($select, selectOptions);
+
+  data.query({
+    term: 'qwerty'
+  }, function (data) {
+    assert.equal(
+      data.results.length,
+      0,
+      'Only matching items should be returned'
+    );
+  });
+});
+
+test('optgroup tags are marked with children', function (assert) {
+  var $select = $('#qunit-fixture .groups');
+
+  var data = new SelectData($select, selectOptions);
+
+  data.query({}, function (data) {
+    assert.ok(
+      'children' in data.results[0],
+      'The optgroup element should have children when queried'
+    );
+  });
+});
+
+test('empty optgroups are still shown when queried', function (assert) {
+  var $select = $('#qunit-fixture .groups');
+
+  var data = new SelectData($select, selectOptions);
+
+  data.query({}, function (data) {
+    assert.equal(
+      data.results.length,
+      2,
+      'The empty optgroup element should still be returned when queried'
+    );
+
+    var item = data.results[1];
+
+    assert.equal(
+      item.text,
+      'Empty',
+      'The text of the empty optgroup should match the label'
+    );
+
+    assert.equal(
+      item.children.length,
+      0,
+      'There should be no children in the empty opgroup'
+    );
+  });
+});
+
+test('multiple options with the same value are returned', function (assert) {
+  var $select = $('#qunit-fixture .duplicates');
+
+  var data = new SelectData($select, selectOptions);
+
+  data.query({}, function (data) {
+    assert.equal(
+      data.results.length,
+      3,
+      'The duplicate option should still be returned when queried'
+    );
+
+    var first = data.results[0];
+    var duplicate = data.results[2];
+
+    assert.equal(
+      first.id,
+      duplicate.id,
+      'The duplicates should have the same id'
+    );
+
+    assert.notEqual(
+      first.text,
+      duplicate.text,
+      'The duplicates do not have the same text'
+    );
+  });
+});
+
+test('data objects use the text of the option', function (assert) {
+  var $select = $('#qunit-fixture .duplicates');
+
+  var data = new SelectData($select, selectOptions);
+
+  var $option = $('<option>&amp;</option>');
+
+  var item = data.item($option);
+
+  assert.equal(item.id, '&');
+  assert.equal(item.text, '&');
+});
+
+test('select option construction accepts id=0 (zero) value', function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var selectOptions = [{ id: 0, text: 'Zero Value'}];
+  var data = new SelectData($select, selectOptions);
+
+  var optionElem = data.option(selectOptions[0]);
+
+  // If was "Zero Value"", then it ignored id property
+  assert.equal(
+    optionElem[0].value,
+    '0',
+    'Built option value should be "0" (zero as a string).'
+  );
+});
+
+test('select option construction accepts id="" (empty string) value',
+  function (assert) {
+  var $select = $('#qunit-fixture .single');
+
+  var selectOptions = [{ id: '', text: 'Empty String'}];
+  var data = new SelectData($select, selectOptions);
+
+  var optionElem = data.option(selectOptions[0]);
+
+  assert.equal(
+    optionElem[0].value,
+    '',
+    'Built option value should be an empty string.'
+  );
+});
+
+test('user-defined types are normalized properly', function (assert) {
+  var $select = $('#qunit-fixture .user-defined'),
+
+  UserDefinedType = function (id, text) {
+    var self = this;
+
+    self.id = id;
+    self.text = text;
+
+    return self;
+  };
+
+  var testData = [
+    'Test',
+    {
+        id: 4,
+        text: 'item'
+    },
+    new UserDefinedType(1, 'aaaaaa')
+  ];
+
+  var data = new SelectData($select, selectOptions);
+
+  var normalizedItem = data._normalizeItem(testData[0]);
+  var normalizedItem2 = data._normalizeItem(testData[1]);
+  var normalizedItem3 = data._normalizeItem(testData[2]);
+
+  assert.equal(
+    testData[0],
+    normalizedItem.id,
+    'id property should be equal to text after normalize'
+  );
+
+  assert.equal(
+    testData[0],
+    normalizedItem.text,
+    'text property should be equal after normalize'
+  );
+
+  assert.equal(
+    testData[1].id,
+    normalizedItem2.id,
+    'id property should be equal after normalize'
+  );
+
+  assert.equal(
+    testData[1].text,
+    normalizedItem2.text,
+    'text property should be equal after normalize'
+  );
+
+  assert.equal(
+    testData[2].id,
+    normalizedItem3.id,
+    'id property should be equal after normalize'
+  );
+
+  assert.equal(
+    testData[2].text,
+    normalizedItem3.text,
+    'text property should be equal after normalize'
+  );
+
+});

static/vendor/select2/tests/data/tags-tests.js

@@ -0,0 +1,276 @@
+module('Data adapters - Tags');
+
+var SelectData = require('select2/data/select');
+var Tags = require('select2/data/tags');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+var SelectTags = Utils.Decorate(SelectData, Tags);
+var options = new Options({
+  tags: true
+});
+
+test('does not trigger on blank or null terms', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.query({
+    term: ''
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var item = data.results[0];
+
+    assert.equal(item.id, 'One');
+    assert.equal(item.text, 'One');
+  });
+
+  data.query({
+    term: null
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var item = data.results[0];
+
+    assert.equal(item.id, 'One');
+    assert.equal(item.text, 'One');
+  });
+});
+
+test('white space is trimmed by default', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.query({
+    term: '  '
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var item = data.results[0];
+
+    assert.equal(item.id, 'One');
+    assert.equal(item.text, 'One');
+  });
+
+  data.query({
+    term: ' One '
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var item = data.results[0];
+
+    assert.equal(item.id, 'One');
+    assert.equal(item.text, 'One');
+  });
+});
+
+test('does not create option if text is same but lowercase', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.query({
+    term: 'one'
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var item = data.results[0];
+
+    assert.equal(item.id, 'One');
+    assert.equal(item.text, 'One');
+  });
+});
+
+test('does not trigger for additional pages', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.query({
+    page: 2
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var item = data.results[0];
+
+    assert.equal(item.id, 'One');
+    assert.equal(item.text, 'One');
+  });
+});
+
+test('creates tag at beginning', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.query({
+    term: 'o'
+  }, function (data) {
+    assert.equal(data.results.length, 2);
+
+    var first = data.results[0];
+
+    assert.equal(first.id, 'o');
+    assert.equal(first.text, 'o');
+  });
+});
+
+test('tags can be the only result', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.query({
+    term: 'test'
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var item = data.results[0];
+
+    assert.equal(item.id, 'test');
+    assert.equal(item.text, 'test');
+  });
+});
+
+test('tags are injected as options', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.query({
+    term: 'test'
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var $children = $('#qunit-fixture .single option');
+
+    assert.equal($children.length, 2);
+
+    var $tag = $children.last();
+
+    assert.equal($tag.val(), 'test');
+    assert.equal($tag.text(), 'test');
+  });
+});
+
+test('old tags are removed automatically', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.query({
+    term: 'first'
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var $children = $('#qunit-fixture .single option');
+
+    assert.equal($children.length, 2);
+  });
+
+  data.query({
+    term: 'second'
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var $children = $('#qunit-fixture .single option');
+
+    assert.equal($children.length, 2);
+
+    var $tag = $children.last();
+
+    assert.equal($tag.val(), 'second');
+    assert.equal($tag.text(), 'second');
+  });
+});
+
+test('insertTag controls the tag location', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.insertTag = function (data, tag) {
+    data.push(tag);
+  };
+
+  data.query({
+    term: 'o'
+  }, function (data) {
+    assert.equal(data.results.length, 2);
+
+    var item = data.results[1];
+
+    assert.equal(item.id, 'o');
+    assert.equal(item.text, 'o');
+  });
+});
+
+test('insertTag can be controlled through the options', function (assert) {
+  var options = new Options({
+    insertTag: function (data, tag) {
+      data.push(tag);
+    }
+  });
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.query({
+    term: 'o'
+  }, function (data) {
+    assert.equal(data.results.length, 2);
+
+    var item = data.results[1];
+
+    assert.equal(item.id, 'o');
+    assert.equal(item.text, 'o');
+  });
+});
+
+test('createTag controls the tag object', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.createTag = function (params) {
+    return {
+      id: 0,
+      text: params.term
+    };
+  };
+
+  data.query({
+    term: 'test'
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var item = data.results[0];
+
+    assert.equal(item.id, 0);
+    assert.equal(item.text, 'test');
+  });
+});
+
+test('createTag returns null for no tag', function (assert) {
+  var data = new SelectTags($('#qunit-fixture .single'), options);
+
+  data.createTag = function (params) {
+    return null;
+  };
+
+  data.query({
+    term: 'o'
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+  });
+});
+
+test('the createTag options customizes the function', function (assert) {
+  var data = new SelectTags(
+    $('#qunit-fixture .single'),
+    new Options({
+      tags: true,
+      createTag: function (params) {
+        return {
+          id: params.term,
+          text: params.term,
+          tag: true
+        };
+      }
+    })
+  );
+
+  data.query({
+    term: 'test'
+  }, function (data) {
+    assert.equal(data.results.length, 1);
+
+    var item = data.results[0];
+
+    assert.equal(item.id, 'test');
+    assert.equal(item.text, 'test');
+    assert.equal(item.tag, true);
+  });
+});

static/vendor/select2/tests/data/tokenizer-tests.js

@@ -0,0 +1,219 @@
+module('Data adaptor - Tokenizer');
+
+test('triggers the select event', function (assert) {
+  assert.expect(2);
+
+  var SelectData = require('select2/data/select');
+  var Tokenizer = require('select2/data/tokenizer');
+  var Tags = require('select2/data/tags');
+
+  var Options = require('select2/options');
+  var Utils = require('select2/utils');
+
+  var $ = require('jquery');
+
+  var TokenizedSelect = Utils.Decorate(
+    Utils.Decorate(SelectData, Tags),
+    Tokenizer
+  );
+  var $select = $('#qunit-fixture .single');
+
+  var options = new Options({
+    tags: true,
+    tokenSeparators: [',']
+  });
+
+  var container = new MockContainer();
+  container.dropdown = container.selection = {};
+
+  var $container = $('<div></div>');
+
+  var data = new TokenizedSelect($select, options);
+  data.bind(container, $container);
+
+  data.on('select', function () {
+    assert.ok(true, 'The select event should be triggered');
+  });
+
+  data.query({
+    term: 'first,second'
+  }, function () {
+    assert.ok(true, 'The callback should have succeeded');
+  });
+});
+
+test('createTag can return null', function (assert) {
+  assert.expect(3);
+
+  var SelectData = require('select2/data/select');
+  var Tokenizer = require('select2/data/tokenizer');
+  var Tags = require('select2/data/tags');
+
+  var Options = require('select2/options');
+  var Utils = require('select2/utils');
+
+  var $ = require('jquery');
+
+  var TokenizedSelect = Utils.Decorate(
+    Utils.Decorate(SelectData, Tags),
+    Tokenizer
+  );
+  var $select = $('#qunit-fixture .single');
+
+  var options = new Options({
+    tags: true,
+    tokenSeparators: [','],
+    createTag: function () {
+      assert.ok(true, 'createTag should have been called');
+
+      return null;
+    }
+  });
+
+  var container = new MockContainer();
+  container.dropdown = container.selection = {};
+
+  var $container = $('<div></div>');
+
+  var data = new TokenizedSelect($select, options);
+  data.bind(container, $container);
+
+  data.on('select', function (params) {
+    if (params.data == null) {
+      assert.ok(false, 'Null data should never be selected');
+    }
+  });
+
+  data.query({
+    term: 'first,second'
+  }, function () {
+    assert.ok(true, 'The callback should have succeeded');
+  });
+});
+
+test('createTag returning null does not cut the term', function (assert) {
+  assert.expect(4);
+
+  var SelectData = require('select2/data/select');
+  var Tokenizer = require('select2/data/tokenizer');
+  var Tags = require('select2/data/tags');
+
+  var Options = require('select2/options');
+  var Utils = require('select2/utils');
+
+  var $ = require('jquery');
+
+  var TokenizedSelect = Utils.Decorate(
+    Utils.Decorate(SelectData, Tags),
+    Tokenizer
+  );
+  var $select = $('#qunit-fixture .single');
+
+  var options = new Options({
+    tags: true,
+    tokenSeparators: [',', '"'],
+    createTag: function (params) {
+      var term = params.term;
+
+      // Ignore blanks
+      if (term.length === 0) {
+        return null;
+      }
+
+      // Ignore the leading quote
+      if (term === '"') {
+        return null;
+      }
+
+      // If there is a leading quote, check for a second one
+      if (term[0] === '"' && term[term.length - 1] !== '"') {
+        return null;
+      }
+
+      var text = term.substr(1, term.length - 2);
+
+      return {
+        id: term,
+        text: text
+      };
+    }
+  });
+
+  var container = new MockContainer();
+  container.dropdown = container.selection = {};
+
+  var $container = $('<div></div>');
+
+  var data = new TokenizedSelect($select, options);
+  data.bind(container, $container);
+
+  data.on('select', function (params) {
+    assert.ok(params.data, 'Data should not be null');
+
+    assert.equal(
+      params.data.id,
+      '"first, second"',
+      'The id should have the quotes'
+    );
+
+    assert.equal(
+      params.data.text,
+      'first, second',
+      'The text should not have the quotes'
+    );
+  });
+
+  data.query({
+    term: '"first, second",abc'
+  }, function () {
+    assert.ok(true, 'The callback should have succeeded');
+  });
+});
+
+test('works with multiple tokens given', function (assert) {
+  assert.expect(4);
+
+  var SelectData = require('select2/data/select');
+  var Tokenizer = require('select2/data/tokenizer');
+  var Tags = require('select2/data/tags');
+
+  var Options = require('select2/options');
+  var Utils = require('select2/utils');
+
+  var $ = require('jquery');
+
+  var TokenizedSelect = Utils.Decorate(
+    Utils.Decorate(SelectData, Tags),
+    Tokenizer
+  );
+  var $select = $('#qunit-fixture .multiple');
+
+  var options = new Options({
+    tags: true,
+    tokenSeparators: [',']
+  });
+
+  var container = new MockContainer();
+  container.dropdown = container.selection = {};
+
+  var $container = $('<div></div>');
+
+  var data = new TokenizedSelect($select, options);
+  data.bind(container, $container);
+
+  data.on('select', function () {
+    assert.ok(true, 'The select event should be triggered');
+  });
+
+  data.query({
+    term: 'first,second,third'
+  }, function () {
+    assert.ok(true, 'The callback should have succeeded');
+  });
+
+  assert.equal(
+    $select.children('option').length,
+    3,
+    'The two new tags should have been created'
+  );
+});

static/vendor/select2/tests/dropdown/dropdownCss-tests.js

@@ -0,0 +1,104 @@
+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'));
+});

static/vendor/select2/tests/dropdown/positioning-tests.js

@@ -0,0 +1,177 @@
+module('Dropdown - attachBody - positioning');
+
+test('appends to the dropdown parent', function (assert) {
+    assert.expect(4);
+
+    var $ = require('jquery');
+
+    var $select = $('<select></select>');
+    var $parent = $('<div></div>');
+
+    var $container = $('<span></span>');
+    var container = new MockContainer();
+
+    $parent.appendTo($('#qunit-fixture'));
+    $select.appendTo($parent);
+
+    var Utils = require('select2/utils');
+    var Options = require('select2/options');
+
+    var Dropdown = require('select2/dropdown');
+    var AttachBody = require('select2/dropdown/attachBody');
+
+    var DropdownAdapter = Utils.Decorate(Dropdown, AttachBody);
+
+    var dropdown = new DropdownAdapter($select, new Options({
+        dropdownParent: $parent
+    }));
+
+    assert.equal(
+        $parent.children().length,
+        1,
+        'Only the select should be in the container'
+    );
+
+    var $dropdown = dropdown.render();
+
+    dropdown.bind(container, $container);
+
+    dropdown.position($dropdown, $container);
+
+    assert.equal(
+        $parent.children().length,
+        1,
+        'The dropdown should not be placed until after it is opened'
+    );
+
+    dropdown._showDropdown();
+
+    assert.equal(
+        $parent.children().length,
+        2,
+        'The dropdown should now be in the container as well'
+    );
+
+    assert.ok(
+        $.contains($parent[0], $dropdown[0]),
+        'The dropdown should be contained within the parent container'
+    );
+});
+
+test('dropdown is positioned down with static margins', function (assert) {
+    var $ = require('jquery');
+    var $select = $('<select></select>');
+    var $parent = $('<div></div>');
+    $parent.css({
+        position: 'static',
+        marginTop: '5px',
+        marginLeft: '10px'
+    });
+
+    var $container = $('<span>test</span>');
+    var container = new MockContainer();
+
+    $('#qunit-fixture').empty();
+
+    $parent.appendTo($('#qunit-fixture'));
+    $container.appendTo($parent);
+
+    var Utils = require('select2/utils');
+    var Options = require('select2/options');
+
+    var Dropdown = require('select2/dropdown');
+    var AttachBody = require('select2/dropdown/attachBody');
+
+    var DropdownAdapter = Utils.Decorate(Dropdown, AttachBody);
+
+    var dropdown = new DropdownAdapter($select, new Options({
+        dropdownParent: $parent
+    }));
+
+    var $dropdown = dropdown.render();
+
+    assert.equal(
+        $dropdown[0].style.top,
+        0,
+        'The drodpown should not have any offset before it is displayed'
+    );
+
+    dropdown.bind(container, $container);
+    dropdown.position($dropdown, $container);
+    dropdown._showDropdown();
+
+    assert.ok(
+        dropdown.$dropdown.hasClass('select2-dropdown--below'),
+        'The dropdown should be forced down'
+    );
+
+    assert.equal(
+        $dropdown.css('top').replace(/\D+/, ''),
+        $container.outerHeight() + 5,
+        'The offset should be 5px at the top'
+    );
+
+    assert.equal(
+        $dropdown.css('left'),
+        '10px',
+        'The offset should be 10px on the left'
+    );
+});
+
+test('dropdown is positioned down with absolute offsets', function (assert) {
+    var $ = require('jquery');
+    var $select = $('<select></select>');
+    var $parent = $('<div></div>');
+    $parent.css({
+        position: 'absolute',
+        top: '10px',
+        left: '5px'
+    });
+
+    var $container = $('<span>test</span>');
+    var container = new MockContainer();
+
+    $parent.appendTo($('#qunit-fixture'));
+    $container.appendTo($parent);
+
+    var Utils = require('select2/utils');
+    var Options = require('select2/options');
+
+    var Dropdown = require('select2/dropdown');
+    var AttachBody = require('select2/dropdown/attachBody');
+
+    var DropdownAdapter = Utils.Decorate(Dropdown, AttachBody);
+
+    var dropdown = new DropdownAdapter($select, new Options({
+        dropdownParent: $parent
+    }));
+
+    var $dropdown = dropdown.render();
+
+    assert.equal(
+        $dropdown[0].style.top,
+        0,
+        'The drodpown should not have any offset before it is displayed'
+    );
+
+    dropdown.bind(container, $container);
+    dropdown.position($dropdown, $container);
+    dropdown._showDropdown();
+
+    assert.ok(
+        dropdown.$dropdown.hasClass('select2-dropdown--below'),
+        'The dropdown should be forced down'
+    );
+
+    assert.equal(
+        $dropdown.css('top').replace(/\D+/, ''),
+        $container.outerHeight(),
+        'There should not be an extra top offset'
+    );
+
+    assert.equal(
+        $dropdown.css('left'),
+        '0px',
+        'There should not be an extra left offset'
+    );
+});

static/vendor/select2/tests/dropdown/selectOnClose-tests.js

@@ -0,0 +1,137 @@
+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) {
+  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) {
+  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) {
+  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) {
+  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');
+});

static/vendor/select2/tests/dropdown/stopPropagation-tests.js

@@ -0,0 +1,33 @@
+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) {
+  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');
+});

static/vendor/select2/tests/helpers.js

@@ -0,0 +1,50 @@
+// Restore the require/define
+var require = $.fn.select2.amd.require;
+var define = $.fn.select2.amd.define;
+
+// Disable jQuery's binding to $
+jQuery.noConflict();
+
+var Utils = require('select2/utils');
+
+function MockContainer () {
+  MockContainer.__super__.constructor.call(this);
+}
+
+Utils.Extend(MockContainer, Utils.Observable);
+
+MockContainer.prototype.isOpen = function () {
+  return this.isOpen;
+};
+
+var log = [];
+var testName;
+
+QUnit.done(function (test_results) {
+  var tests = [];
+  for(var i = 0, len = log.length; i < len; i++) {
+    var details = log[i];
+    tests.push({
+      name: details.name,
+      result: details.result,
+      expected: details.expected,
+      actual: details.actual,
+      source: details.source
+    });
+  }
+  test_results.tests = tests;
+
+  window.global_test_results = test_results;
+});
+QUnit.testStart(function(testDetails){
+  QUnit.log(function(details){
+    if (!details.result) {
+      details.name = testDetails.name;
+      log.push(details);
+    }
+  });
+});
+
+define('qunit', function () {
+  return QUnit;
+})

static/vendor/select2/tests/integration-jq1.html

@@ -0,0 +1,21 @@
+<!doctype html>
+<html>
+  <head>
+    <link rel="stylesheet" href="vendor/qunit-1.23.1.css" type="text/css" />
+    <link rel="stylesheet" href="../../dist/css/select2.css" type="text/css" />
+  </head>
+  <body>
+    <div id="qunit"></div>
+    <div id="qunit-fixture"></div>
+
+    <script src="vendor/qunit-1.23.1.js" type="text/javascript"></script>
+    <script src="vendor/jquery-1.7.2.js" type="text/javascript"></script>
+    <script src="../dist/js/select2.full.js" type="text/javascript"></script>
+
+    <script src="helpers.js" type="text/javascript"></script>
+
+    <script src="integration/dom-changes.js" type="text/javascript"></script>
+    <script src="integration/jquery-calls.js" type="text/javascript"></script>
+    <script src="integration/select2-methods.js" type="text/javascript"></script>
+  </body>
+</html>

static/vendor/select2/tests/integration-jq2.html

@@ -0,0 +1,21 @@
+<!doctype html>
+<html>
+  <head>
+    <link rel="stylesheet" href="vendor/qunit-1.23.1.css" type="text/css" />
+    <link rel="stylesheet" href="../../dist/css/select2.css" type="text/css" />
+  </head>
+  <body>
+    <div id="qunit"></div>
+    <div id="qunit-fixture"></div>
+
+    <script src="vendor/qunit-1.23.1.js" type="text/javascript"></script>
+    <script src="vendor/jquery-2.2.4.js" type="text/javascript"></script>
+    <script src="../dist/js/select2.full.js" type="text/javascript"></script>
+
+    <script src="helpers.js" type="text/javascript"></script>
+
+    <script src="integration/dom-changes.js" type="text/javascript"></script>
+    <script src="integration/jquery-calls.js" type="text/javascript"></script>
+    <script src="integration/select2-methods.js" type="text/javascript"></script>
+  </body>
+</html>

static/vendor/select2/tests/integration-jq3.html

@@ -0,0 +1,21 @@
+<!doctype html>
+<html>
+  <head>
+    <link rel="stylesheet" href="vendor/qunit-1.23.1.css" type="text/css" />
+    <link rel="stylesheet" href="../../dist/css/select2.css" type="text/css" />
+  </head>
+  <body>
+    <div id="qunit"></div>
+    <div id="qunit-fixture"></div>
+
+    <script src="vendor/qunit-1.23.1.js" type="text/javascript"></script>
+    <script src="vendor/jquery-3.4.1.js" type="text/javascript"></script>
+    <script src="../dist/js/select2.full.js" type="text/javascript"></script>
+
+    <script src="helpers.js" type="text/javascript"></script>
+
+    <script src="integration/dom-changes.js" type="text/javascript"></script>
+    <script src="integration/jquery-calls.js" type="text/javascript"></script>
+    <script src="integration/select2-methods.js" type="text/javascript"></script>
+  </body>
+</html>

static/vendor/select2/tests/integration/dom-changes.js

@@ -0,0 +1,257 @@
+module('DOM integration');
+
+test('adding a new unselected option changes nothing', function (assert) {
+  // Any browsers which support mutation observers will not trigger the event
+  var expected = 4;
+  if (window.MutationObserver) {
+    expected = 2;
+  } else if (!window.addEventListener) {
+    expected = 2;
+  }
+
+  assert.expect(expected);
+
+  var asyncDone = null;
+  var syncDone = assert.async();
+
+  if (expected != 2) {
+    asyncDone = assert.async();
+  }
+
+  var $ = require('jquery');
+  var Options = require('select2/options');
+  var Select2 = require('select2/core');
+
+  var $select = $(
+    '<select>' +
+      '<option>One</option>' +
+      '<option>Two</option>' +
+    '</select>'
+  );
+
+  $('#qunit-fixture').append($select);
+
+  var select = new Select2($select);
+
+  select.on('selection:update', function (args) {
+    assert.equal(
+      args.data.length,
+      1,
+      'There was more than one selection'
+    );
+
+    assert.equal(
+      args.data[0].id,
+      'One',
+      'The selection changed to something other than One'
+    );
+
+    if (expected != 2) {
+      asyncDone();
+    }
+  });
+
+  assert.equal(
+    $select.val(),
+    'One'
+  );
+
+  var $option = $('<option>Three</option>');
+
+  $select.append($option);
+
+  assert.equal(
+    $select.val(),
+    'One'
+  );
+
+  syncDone();
+});
+
+test('adding a new selected option changes the value', function (assert) {
+  // handle IE 8 not being supported
+  var expected = 4;
+  if (!window.MutationObserver && !window.addEventListener) {
+    expected = 2;
+  }
+
+  assert.expect(expected);
+
+  var asyncDone = null;
+  var syncDone = assert.async();
+
+  if (expected != 2) {
+    asyncDone = assert.async();
+  }
+
+  var $ = require('jquery');
+  var Options = require('select2/options');
+  var Select2 = require('select2/core');
+
+  var $select = $(
+    '<select>' +
+      '<option>One</option>' +
+      '<option>Two</option>' +
+    '</select>'
+  );
+
+  $('#qunit-fixture').append($select);
+
+  var select = new Select2($select);
+
+  select.on('selection:update', function (args) {
+    assert.equal(
+      args.data.length,
+      1,
+      'There was more than one selection'
+    );
+
+    assert.equal(
+      args.data[0].id,
+      'Three',
+      'The selection did not change to Three'
+    );
+
+    if (expected != 2) {
+      asyncDone();
+    }
+  });
+
+  assert.equal(
+    $select.val(),
+    'One'
+  );
+
+  var $option = $('<option selected>Three</option>');
+
+  $select.append($option);
+
+  assert.equal(
+    $select.val(),
+    'Three'
+  );
+
+  syncDone();
+});
+
+test('removing an unselected option changes nothing', function (assert) {
+  // Any browsers which support mutation observers will not trigger the event
+  var expected = 4;
+  if (!window.MutationObserver && !window.addEventListener) {
+    expected = 2;
+  }
+
+  assert.expect(expected);
+
+  var asyncDone = null;
+  var syncDone = assert.async();
+
+  if (expected != 2) {
+    asyncDone = assert.async();
+  }
+
+  var $ = require('jquery');
+  var Options = require('select2/options');
+  var Select2 = require('select2/core');
+
+  var $select = $(
+    '<select>' +
+      '<option>One</option>' +
+      '<option>Two</option>' +
+    '</select>'
+  );
+
+  $('#qunit-fixture').append($select);
+
+  var select = new Select2($select);
+
+  select.on('selection:update', function (args) {
+    assert.equal(
+      args.data.length,
+      1,
+      'There was more than one selection'
+    );
+
+    assert.equal(
+      args.data[0].id,
+      'One',
+      'The selection changed to something other than One'
+    );
+
+    if (expected != 2) {
+      asyncDone();
+    }
+  });
+
+  assert.equal(
+    $select.val(),
+    'One'
+  );
+
+  $select.children().eq(1).remove();
+
+  assert.equal(
+    $select.val(),
+    'One'
+  );
+
+  syncDone();
+});
+
+test('removing a selected option changes the value', function (assert) {
+  // handle IE 8 not being supported
+  var expected = 3;
+  if (!window.MutationObserver && !window.addEventListener) {
+    expected = 2;
+  }
+
+  assert.expect(expected);
+
+  var asyncDone = null;
+  var syncDone = assert.async();
+
+  if (expected != 2) {
+    asyncDone = assert.async();
+  }
+
+  var $ = require('jquery');
+  var Options = require('select2/options');
+  var Select2 = require('select2/core');
+
+  var $select = $(
+    '<select>' +
+      '<option>One</option>' +
+      '<option>Two</option>' +
+    '</select>'
+  );
+
+  $('#qunit-fixture').append($select);
+
+  var select = new Select2($select);
+
+  select.on('selection:update', function (args) {
+    assert.equal(
+      args.data.length,
+      1,
+      'There was more than one selection'
+    );
+
+    if (expected != 2) {
+      asyncDone();
+    }
+  });
+
+  assert.equal(
+    $select.val(),
+    'One'
+  );
+
+  $select.children().eq(0).remove();
+
+  assert.equal(
+    $select.val(),
+    'Two'
+  );
+
+  syncDone();
+});

static/vendor/select2/tests/integration/jquery-calls.js

@@ -0,0 +1,98 @@
+module('select2(val)');
+
+var Utils = require('select2/utils');
+
+test('multiple elements with arguments works', function (assert) {
+  var $ = require('jquery');
+  require('jquery.select2');
+
+  var $first = $(
+    '<select>' +
+      '<option>1</option>' +
+      '<option>2</option>' +
+    '</select>'
+  );
+  var $second = $first.clone();
+
+  var $both = $first.add($second);
+  $both.select2();
+
+  $both.select2('val', '2');
+
+  assert.equal(
+    $first.val(),
+    '2',
+    'The call should change the value on the first element'
+  );
+  assert.equal(
+    $second.val(),
+    '2',
+    'The call should also change the value on the second element'
+  );
+});
+
+test('initializes when jQuery $.data contains' +
+  ' cyclic reference', function (assert) {
+  var $ = require('jquery');
+  require('jquery.select2');
+
+  var $select = $(
+    '<select>' +
+      '<option>One</option>' +
+      '<option>Two</option>' +
+      '<option value="3" selected>Three</option>' +
+    '</select>'
+  );
+
+  // Add a circular reference object using jQuery.
+  var recursiveObject = {};
+
+  recursiveObject.same =  recursiveObject;
+
+  $select.data('same', recursiveObject);
+
+  $select.select2();
+
+  assert.equal(
+    $select.val(),
+    '3',
+    'The option value should be pulled correctly'
+  );
+});
+
+test('$element.data returns instance and options correctly', 
+  function (assert) {
+  var $ = require('jquery');
+  require('jquery.select2');
+
+  var $select = $(
+  '<select>' +
+    '<option value="1">One</option>' +
+    '<option value="2">Two</option>' +
+    '<option value="3" selected>Three</option>' +
+  '</select>'
+  );
+  
+  // Initialize.
+  $select.select2({maximumSelectionLength: 2, multiple: true});
+  
+  assert.equal(
+    $select.val(),
+    '3',
+    'Only 1 option should be pulled.'
+  );
+
+  // Try to resolve instance via .data('select2').
+  var $instance = $select.data('select2'); 
+  assert.ok($instance);
+  assert.ok($instance.options);
+
+  // Ensure $select.data('select2') is the same instance 
+  // created by .select2()   
+  assert.equal($instance, Utils.GetData($instance.$element[0], 
+               'select2'));
+   
+  // Ensure initialized property matches.
+  assert.equal($instance.options.options.maximumSelectionLength,
+               2);
+});

static/vendor/select2/tests/integration/select2-methods.js

@@ -0,0 +1,139 @@
+module('select2(data)');
+
+var $ = require('jquery');
+var Select2 = require('select2/core');
+var Options = require('select2/options');
+
+test('single default selection returned', function (assert) {
+  var $select = $(
+    '<select>' +
+      '<option>One</option>' +
+      '<option>Two</option>' +
+      '<option value="3" selected>Three</option>' +
+    '</select>'
+  );
+  var options = new Options({});
+
+  var select = new Select2($select, options);
+
+  var items = select.data();
+
+  assert.equal(
+    items.length,
+    1,
+    'The one selected item should be returned'
+  );
+
+  var first = items[0];
+
+  assert.equal(
+    first.id,
+    '3',
+    'The first option was correct'
+  );
+
+  assert.equal(
+    first.text,
+    'Three',
+    'The first option was correct'
+  );
+});
+
+test('multiple default selections returned', function (assert) {
+  var $select = $(
+    '<select multiple>' +
+      '<option selected>One</option>' +
+      '<option>Two</option>' +
+      '<option value="3" selected>Three</option>' +
+    '</select>'
+  );
+  var options = new Options({});
+
+  var select = new Select2($select, options);
+
+  var items = select.data();
+
+  assert.equal(
+    items.length,
+    2,
+    'The two selected items should be returned'
+  );
+
+  var first = items[0];
+
+  assert.equal(
+    first.id,
+    'One',
+    'The first option was correct'
+  );
+
+  var second = items[1];
+
+  assert.equal(
+    second.id,
+    '3',
+    'The option value should be pulled correctly'
+  );
+});
+
+module('select2(val)');
+
+test('single value matches jquery value', function (assert) {
+  var $select = $(
+    '<select>' +
+      '<option>One</option>' +
+      '<option>Two</option>' +
+      '<option value="3" selected>Three</option>' +
+    '</select>'
+  );
+  var options = new Options({});
+
+  var select = new Select2($select, options);
+
+  var value = select.val();
+
+  assert.equal(
+    value,
+    '3',
+    'The value should match the option tag attribute'
+  );
+
+  assert.equal(
+    value,
+    $select.val(),
+    'The value should match the jquery value'
+  );
+});
+
+test('multiple value matches the jquery value', function (assert) {
+  var $select = $(
+    '<select multiple>' +
+      '<option selected>One</option>' +
+      '<option>Two</option>' +
+      '<option value="3" selected>Three</option>' +
+    '</select>'
+  );
+  var options = new Options({});
+
+  var select = new Select2($select, options);
+
+  var value = select.val();
+
+  assert.equal(
+    value.length,
+    2,
+    'Two options should be selected'
+  );
+
+  assert.deepEqual(
+    value,
+    ['One', '3'],
+    'The values should match the option tag attribute'
+  );
+
+  assert.deepEqual(
+    value,
+    $select.val(),
+    'The values should match the jquery values'
+  );
+});

static/vendor/select2/tests/options/ajax-tests.js

@@ -0,0 +1,50 @@
+module('Defaults - Ajax');
+
+test('options are merged recursively with default options', function (assert) {
+  var defaults = require('select2/defaults');
+
+  var ajaxDelay = 250;
+  var ajaxUrl = 'http://www.test.com';
+
+  var mergedOptions;
+
+  defaults.set('ajax--delay', ajaxDelay);
+
+  mergedOptions = defaults.apply({
+    ajax: {
+      url: ajaxUrl
+    }
+  });
+
+  assert.equal(
+    mergedOptions.ajax.delay,
+    ajaxDelay,
+    'Ajax default options are present on the merged options'
+  );
+
+  assert.equal(
+    mergedOptions.ajax.url,
+    ajaxUrl,
+    'Ajax provided options are present on the merged options'
+  );
+
+  defaults.reset();
+});
+
+test('more than one default option can be changed via set()', function(assert) {
+  var defaults = require('select2/defaults');
+  var ajaxDelay = 123;
+  var dataDataType = 'xml';
+  defaults.set('ajax--delay', ajaxDelay);
+  defaults.set('ajax--data-type', dataDataType);
+
+  assert.equal(
+      defaults.defaults.ajax.delay,
+      ajaxDelay,
+      'Both ajax.delay and ajax.dataType present in defaults');
+  assert.equal(
+    defaults.defaults.ajax.dataType,
+    dataDataType,
+    'Both ajax.delay and ajax.dataType present in defaults');
+  defaults.reset();
+});

static/vendor/select2/tests/options/data-tests.js

@@ -0,0 +1,44 @@
+module('Options - Attributes');
+
+var $ = require('jquery');
+
+var Options = require('select2/options');
+
+test('no nesting', function (assert) {
+  var $test = $('<select data-test="test"></select>');
+
+  var options = new Options({}, $test);
+
+  assert.equal(options.get('test'), 'test');
+});
+
+test('with nesting', function (assert) {
+  var $test = $('<select data-first--second="test"></select>');
+
+  if ($test[0].dataset == null) {
+    assert.ok(
+      true,
+      'We can not run this test with jQuery 1.x if dataset is not implemented'
+    );
+
+    return;
+  }
+
+  var options = new Options({}, $test);
+
+  assert.ok(!(options.get('first-Second')));
+  assert.equal(options.get('first').second, 'test');
+});
+
+test('overrides initialized data', function (assert) {
+  var $test = $('<select data-override="yes" data-data="yes"></select>');
+
+  var options = new Options({
+    options: 'yes',
+    override: 'no'
+  }, $test);
+
+  assert.equal(options.get('options'), 'yes');
+  assert.equal(options.get('override'), 'yes');
+  assert.equal(options.get('data'), 'yes');
+});

static/vendor/select2/tests/options/deprecated-tests.js

@@ -0,0 +1,250 @@
+module('Options - Deprecated - initSelection');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+
+test('converted into dataAdapter.current', function (assert) {
+  assert.expect(5);
+
+  var $test = $('<select></select>');
+  var called = false;
+
+  var options = new Options({
+    initSelection: function ($element, callback) {
+      called = true;
+
+      callback([{
+        id: '1',
+        text: '2'
+      }]);
+    }
+  }, $test);
+
+  assert.ok(!called, 'initSelection should not have been called');
+
+  var DataAdapter = options.get('dataAdapter');
+  var data = new DataAdapter($test, options);
+
+  data.current(function (data) {
+    assert.equal(
+      data.length,
+      1,
+      'There should have only been one object selected'
+    );
+
+    var item = data[0];
+
+    assert.equal(
+      item.id,
+      '1',
+      'The id should have been set by initSelection'
+    );
+
+    assert.equal(
+      item.text,
+      '2',
+      'The text should have been set by initSelection'
+    );
+  });
+
+  assert.ok(called, 'initSelection should have been called');
+});
+
+test('single option converted to array automatically', function (assert) {
+  assert.expect(2);
+
+  var $test = $('<select></select>');
+  var called = false;
+
+  var options = new Options({
+    initSelection: function ($element, callback) {
+      called = true;
+
+      callback({
+        id: '1',
+        text: '2'
+      });
+    }
+  }, $test);
+
+  var DataAdapter = options.get('dataAdapter');
+  var data = new DataAdapter($test, options);
+
+  data.current(function (data) {
+    assert.ok(
+      $.isArray(data),
+      'The data should have been converted to an array'
+    );
+  });
+
+  assert.ok(called, 'initSelection should have been called');
+});
+
+test('only called once', function (assert) {
+  assert.expect(8);
+
+  var $test = $('<select><option value="3" selected>4</option></select>');
+  var called = 0;
+
+  var options = new Options({
+    initSelection: function ($element, callback) {
+      called++;
+
+      callback([{
+        id: '1',
+        text: '2'
+      }]);
+    }
+  }, $test);
+
+  var DataAdapter = options.get('dataAdapter');
+  var data = new DataAdapter($test, options);
+
+  data.current(function (data) {
+    assert.equal(
+      data.length,
+      1,
+      'There should have only been a single option'
+    );
+
+    var item = data[0];
+
+    assert.equal(
+      item.id,
+      '1',
+      'The id should match the one given by initSelection'
+    );
+
+    assert.equal(
+      item.text,
+      '2',
+      'The text should match the one given by initSelection'
+    );
+  });
+
+  assert.equal(
+    called,
+    1,
+    'initSelection should have been called'
+  );
+
+  data.current(function (data) {
+    assert.equal(
+      data.length,
+      1,
+      'There should have only been a single option'
+    );
+
+    var item = data[0];
+
+    assert.equal(
+      item.id,
+      '3',
+      'The id should match the value given in the DOM'
+    );
+
+    assert.equal(
+      item.text,
+      '4',
+      'The text should match the text given in the DOM'
+    );
+  });
+
+  assert.equal(
+    called,
+    1,
+    'initSelection should have only been called once'
+  );
+});
+
+module('Options - Deprecated - query');
+
+test('converted into dataAdapter.query automatically', function (assert) {
+  assert.expect(6);
+
+  var $test = $('<select></select>');
+  var called = false;
+
+  var options = new Options({
+    query: function (params) {
+      called = true;
+
+      params.callback({
+        results: [
+          {
+            id: 'test',
+            text: params.term
+          }
+        ]
+      });
+    }
+  }, $test);
+
+  assert.ok(!called, 'The query option should not have been called');
+
+  var DataAdapter = options.get('dataAdapter');
+  var data = new DataAdapter($test, options);
+
+  data.query({
+    term: 'term'
+  }, function (data) {
+    assert.ok(
+      'results' in data,
+      'It should have included the results key'
+    );
+
+    assert.equal(
+      data.results.length,
+      1,
+      'There should have only been a single result returned'
+    );
+
+    var item = data.results[0];
+
+    assert.equal(
+      item.id,
+      'test',
+      'The id should have been returned from the query function'
+    );
+
+    assert.equal(
+      item.text,
+      'term',
+      'The text should have matched the term that was passed in'
+    );
+  });
+
+  assert.ok(called, 'The query function should have been called');
+});
+
+module('Options - deprecated - data-ajax-url');
+
+test('converted ajax-url to ajax--url automatically', function (assert) {
+  var $test = $('<select data-ajax-url="test://url"></select>');
+  var options = new Options({}, $test);
+
+  assert.ok(
+    options.get('ajax'),
+    'The `ajax` key was automatically created'
+  );
+  assert.equal(
+    options.get('ajax').url,
+    'test://url',
+    'The `url` property for the `ajax` option was filled in correctly'
+  );
+});
+
+test('converted select2-tags to data/tags automatically', function (assert) {
+  var $test = $('<select data-select2-tags="original data"></select>');
+  var options = new Options({}, $test);
+
+  assert.ok(
+    options.get('tags'),
+    'The `tags` key is automatically set to true'
+  );
+  assert.equal(
+    options.get('data'),
+    'original data',
+    'The `data` key is created with the original data'
+  );
+});

static/vendor/select2/tests/options/translation-tests.js

@@ -0,0 +1,28 @@
+module('Options - Translations');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+
+test('partial dictionaries can be passed', function (assert) {
+  var options = new Options({
+    language: {
+      searching: function () {
+        return 'Something';
+      }
+    }
+  });
+
+  var translations = options.get('translations');
+
+  assert.equal(
+    translations.get('searching')(),
+    'Something',
+    'The partial dictionary still overrides translations'
+  );
+
+  assert.equal(
+    translations.get('noResults')(),
+    'No results found',
+    'You can still get English translations for keys not passed in'
+  );
+});

static/vendor/select2/tests/options/width-tests.js

@@ -0,0 +1,66 @@
+module('Options - Width');
+
+var $ = require('jquery');
+
+var Select2 = require('select2/core');
+var select = new Select2($('<select></select>'));
+
+test('string passed as width', function (assert) {
+  var $test = $('<select></select>');
+
+  var width = select._resolveWidth($test, '80%');
+
+  assert.equal(width, '80%');
+});
+
+test('width from style attribute', function (assert) {
+  var $test = $('<select style="width: 50%;"></selct>');
+
+  var width = select._resolveWidth($test, 'style');
+
+  assert.equal(width, '50%');
+});
+
+test('width from style returns null if nothing is found', function (assert) {
+  var $test = $('<select></selct>');
+
+  var width = select._resolveWidth($test, 'style');
+
+  assert.equal(width, null);
+});
+
+test('width from computed element width', function (assert) {
+  var $style = $(
+    '<style type="text/css">.css-set-width { width: 500px; }</style>'
+  );
+  var $test = $('<select class="css-set-width"></select>');
+
+  $('#qunit-fixture').append($style);
+  $('#qunit-fixture').append($test);
+
+  var width = select._resolveWidth($test, 'element');
+
+  assert.equal(width, '500px');
+});
+
+test('resolve gets the style if it is there', function (assert) {
+  var $test = $('<select style="width: 20%;"></selct>');
+
+  var width = select._resolveWidth($test, 'resolve');
+
+  assert.equal(width, '20%');
+});
+
+test('resolve falls back to element if there is no style', function (assert) {
+  var $style = $(
+    '<style type="text/css">.css-set-width { width: 500px; }</style>'
+  );
+  var $test = $('<select class="css-set-width"></select>');
+
+  $('#qunit-fixture').append($style);
+  $('#qunit-fixture').append($test);
+
+  var width = select._resolveWidth($test, 'resolve');
+
+  assert.equal(width, '500px');
+});

static/vendor/select2/tests/results/focusing-tests.js

@@ -0,0 +1,241 @@
+module('Results - highlighting results');
+
+test('results:all with no data skips results:focus', function (assert) {
+  assert.expect(0);
+
+  var $ = require('jquery');
+
+  var $select = $('<select></select>');
+  var $parent = $('<div></div>');
+
+  var $container = $('<span></span>');
+  var container = new MockContainer();
+
+  $parent.appendTo($('#qunit-fixture'));
+  $select.appendTo($parent);
+
+  var Utils = require('select2/utils');
+  var Options = require('select2/options');
+
+  var Results = require('select2/results');
+
+  var results = new Results($select, new Options({}));
+
+  // Fake the data adapter for the `setClasses` method
+  results.data = {};
+  results.data.current = function (callback) {
+    callback([{ id: 'test' }]);
+  };
+
+  results.render();
+
+  results.bind(container, $container);
+
+  results.on('results:focus', function (params) {
+    assert.ok(false, 'The results:focus event was triggered');
+  });
+
+  container.trigger('results:all', {
+    data: {
+      results: []
+    }
+  });
+});
+
+test('results:all triggers results:focus on the first item', function (assert) {
+  assert.expect(2);
+
+  var $ = require('jquery');
+
+  var $select = $('<select></select>');
+  var $parent = $('<div></div>');
+
+  var $container = $('<span></span>');
+  var container = new MockContainer();
+
+  $parent.appendTo($('#qunit-fixture'));
+  $select.appendTo($parent);
+
+  var Utils = require('select2/utils');
+  var Options = require('select2/options');
+
+  var Results = require('select2/results');
+
+  var results = new Results($select, new Options({}));
+
+  // Fake the data adapter for the `setClasses` method
+  results.data = {};
+  results.data.current = function (callback) {
+    callback([{ id: 'test' }]);
+  };
+
+  results.render();
+
+  results.bind(container, $container);
+
+  results.on('results:focus', function (params) {
+    assert.equal(params.data.id, 'test');
+    assert.equal(params.data.text, 'Test');
+  });
+
+  container.trigger('results:all', {
+    data: {
+      results: [
+        {
+          id: 'test',
+          text: 'Test'
+        }
+      ]
+    }
+  });
+});
+
+test('results:append does not trigger results:focus', function (assert) {
+  assert.expect(0);
+
+  var $ = require('jquery');
+
+  var $select = $('<select></select>');
+  var $parent = $('<div></div>');
+
+  var $container = $('<span></span>');
+  var container = new MockContainer();
+
+  $parent.appendTo($('#qunit-fixture'));
+  $select.appendTo($parent);
+
+  var Utils = require('select2/utils');
+  var Options = require('select2/options');
+
+  var Results = require('select2/results');
+
+  var results = new Results($select, new Options({}));
+
+  // Fake the data adapter for the `setClasses` method
+  results.data = {};
+  results.data.current = function (callback) {
+    callback([{ id: 'test' }]);
+  };
+
+  results.render();
+
+  results.bind(container, $container);
+
+  results.on('results:focus', function () {
+    assert.ok(false, 'The results:focus event was triggered');
+  });
+
+  container.trigger('results:append', {
+    data: {
+      results: [
+        {
+          id: 'test',
+          text: 'Test'
+        }
+      ]
+    }
+  });
+});
+
+test('scrollAfterSelect triggers results:focus', function (assert) {
+  assert.expect(3);
+
+  var $ = require('jquery');
+
+  var $select = $('<select></select>');
+  var $parent = $('<div></div>');
+
+  var $container = $('<span></span>');
+  var container = new MockContainer();
+
+  $parent.appendTo($('#qunit-fixture'));
+  $select.appendTo($parent);
+
+  var Utils = require('select2/utils');
+  var Options = require('select2/options');
+
+  var Results = require('select2/results');
+
+  var options = new Options({ scrollAfterSelect: true });
+  var results = new Results($select, options);
+
+  // Fake the data adapter for the `setClasses` method
+  results.data = {};
+  results.data.current = function (callback) {
+    callback([{ id: 'test' }]);
+  };
+
+  results.render();
+
+  results.bind(container, $container);
+
+  // check that default for scrollAfterSelect is true
+  assert.equal(options.get('scrollAfterSelect'), true);
+
+  results.append({
+    results: [
+      {
+        id: 'test',
+        text: 'Test'
+      }
+    ]
+  });
+
+  results.on('results:focus', function (params) {
+    assert.equal(params.data.id, 'test');
+    assert.equal(params.data.text, 'Test');
+  });
+
+  container.trigger('select', {});
+});
+
+test('!scrollAfterSelect does not trigger results:focus', function (assert) {
+  assert.expect(1);
+
+  var $ = require('jquery');
+
+  var $select = $('<select></select>');
+  var $parent = $('<div></div>');
+
+  var $container = $('<span></span>');
+  var container = new MockContainer();
+
+  $parent.appendTo($('#qunit-fixture'));
+  $select.appendTo($parent);
+
+  var Utils = require('select2/utils');
+  var Options = require('select2/options');
+
+  var Results = require('select2/results');
+
+  var options = new Options({ scrollAfterSelect: false });
+  var results = new Results($select, options);
+
+  // Fake the data adapter for the `setClasses` method
+  results.data = {};
+  results.data.current = function (callback) {
+    callback([{ id: 'test' }]);
+  };
+
+  results.render();
+
+  results.bind(container, $container);
+
+  // check that default for scrollAfterSelect is false
+  assert.equal(options.get('scrollAfterSelect'), false);
+
+  results.append({
+    results: [
+      {
+        id: 'test',
+        text: 'Test'
+      }
+    ]
+  });
+
+  results.on('results:focus', function () {
+    assert.ok(false, 'The results:focus event was triggered');
+  });
+
+  container.trigger('select', {});
+});

static/vendor/select2/tests/selection/allowClear-tests.js

@@ -0,0 +1,330 @@
+module('Selection containers - Placeholders - Allow clear');
+
+var Placeholder = require('select2/selection/placeholder');
+var AllowClear = require('select2/selection/allowClear');
+
+var SingleSelection = require('select2/selection/single');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+var AllowClearPlaceholder = Utils.Decorate(
+  Utils.Decorate(SingleSelection, Placeholder),
+  AllowClear
+);
+
+var allowClearOptions = new Options({
+  placeholder: {
+    id: 'placeholder',
+    text: 'This is the placeholder'
+  },
+  allowClear: true
+});
+
+test('clear is not displayed for single placeholder', function (assert) {
+  var selection = new AllowClearPlaceholder(
+    $('#qunit-fixture .single-with-placeholder'),
+    allowClearOptions
+  );
+
+  var $selection = selection.render();
+
+  selection.update([{
+    id: 'placeholder'
+  }]);
+
+  assert.equal(
+    $selection.find('.select2-selection__clear').length,
+    0,
+    'The clear icon should not be displayed'
+  );
+});
+
+test('clear is not displayed for multiple placeholder', function (assert) {
+  var selection = new AllowClearPlaceholder(
+    $('#qunit-fixture .multiple'),
+    allowClearOptions
+  );
+
+  var $selection = selection.render();
+
+  selection.update([]);
+
+  assert.equal(
+    $selection.find('.select2-selection__clear').length,
+    0,
+    'The clear icon should not be displayed'
+  );
+});
+
+
+test('clear is displayed for placeholder', function (assert) {
+  var selection = new AllowClearPlaceholder(
+    $('#qunit-fixture .single-with-placeholder'),
+    allowClearOptions
+  );
+
+  var $selection = selection.render();
+
+  selection.update([{
+    id: 'one',
+    test: 'one'
+  }]);
+
+  assert.equal(
+    $selection.find('.select2-selection__clear').length,
+    1,
+    'The clear icon should be displayed'
+  );
+});
+
+test('clear icon should have title displayed', function (assert) {
+  var selection = new AllowClearPlaceholder(
+    $('#qunit-fixture .single-with-placeholder'),
+    allowClearOptions
+  );
+
+  var $selection = selection.render();
+
+  selection.update([{
+    id: 'one',
+    test: 'one'
+  }]);
+
+  assert.equal(
+    $selection.find('.select2-selection__clear').attr('title'),
+    'Remove all items',
+    'The clear icon should have title displayed'
+  );
+});
+
+test('clicking clear will set the placeholder value', function (assert) {
+  var $element = $('#qunit-fixture .single-with-placeholder');
+
+  var selection = new AllowClearPlaceholder(
+    $element,
+    allowClearOptions
+  );
+  var container = new MockContainer();
+
+  var $selection = selection.render();
+
+  selection.bind(container, $('<div></div>'));
+
+  $element.val('One');
+  selection.update([{
+    id: 'One',
+    text: 'One'
+  }]);
+
+  var $remove = $selection.find('.select2-selection__clear');
+  $remove.trigger('mousedown');
+
+  assert.equal(
+    $element.val(),
+    'placeholder',
+    'The value should have been reset to the placeholder'
+  );
+});
+
+test('clicking clear will trigger the unselect event', function (assert) {
+  assert.expect(4);
+
+  var $element = $('#qunit-fixture .single-with-placeholder');
+
+  var selection = new AllowClearPlaceholder(
+    $element,
+    allowClearOptions
+  );
+  var container = new MockContainer();
+
+  var $selection = selection.render();
+
+  selection.bind(container, $('<div></div>'));
+
+  $element.val('One');
+  selection.update([{
+    id: 'One',
+    text: 'One'
+  }]);
+
+  selection.on('unselect', function (ev) {
+    assert.ok(
+      'data' in ev && ev.data,
+      'The event should have been triggered with the data property'
+    );
+
+    assert.ok(
+      $.isPlainObject(ev.data),
+      'The data should be an object'
+    );
+
+    assert.equal(
+      ev.data.id,
+      'One',
+      'The data should be the unselected object'
+    );
+
+    assert.equal(
+      $element.val(),
+      'placeholder',
+      'The previous value should be unselected'
+    );
+  });
+
+  var $remove = $selection.find('.select2-selection__clear');
+  $remove.trigger('mousedown');
+});
+
+test('preventing the unselect event cancels the clearing', function (assert) {
+  var $element = $('#qunit-fixture .single-with-placeholder');
+
+  var selection = new AllowClearPlaceholder(
+    $element,
+    allowClearOptions
+  );
+  var container = new MockContainer();
+
+  var $selection = selection.render();
+
+  selection.bind(container, $('<div></div>'));
+
+  $element.val('One');
+  selection.update([{
+    id: 'One',
+    text: 'One'
+  }]);
+
+  selection.on('unselect', function (ev) {
+    ev.prevented = true;
+  });
+
+  var $remove = $selection.find('.select2-selection__clear');
+  $remove.trigger('mousedown');
+
+  assert.equal(
+    $element.val(),
+    'One',
+    'The placeholder should not have been set'
+  );
+});
+
+test('clicking clear will trigger the clear event', function (assert) {
+  assert.expect(5);
+
+  var $element = $('#qunit-fixture .single-with-placeholder');
+
+  var selection = new AllowClearPlaceholder(
+    $element,
+    allowClearOptions
+  );
+  var container = new MockContainer();
+
+  var $selection = selection.render();
+
+  selection.bind(container, $('<div></div>'));
+
+  $element.val('One');
+  selection.update([{
+    id: 'One',
+    text: 'One'
+  }]);
+
+  selection.on('clear', function (ev) {
+    assert.ok(
+      'data' in ev && ev.data,
+      'The event should have been triggered with the data property'
+    );
+
+    assert.ok(
+      $.isArray(ev.data),
+      'The data should be an array'
+    );
+
+    assert.equal(
+      ev.data.length,
+      1,
+      'The data should contain one item for each value'
+    );
+
+    assert.equal(
+      ev.data[0].id,
+      'One',
+      'The data should contain unselected objects'
+    );
+
+    assert.equal(
+      $element.val(),
+      'placeholder',
+      'The previous value should be unselected'
+    );
+  });
+
+  var $remove = $selection.find('.select2-selection__clear');
+  $remove.trigger('mousedown');
+});
+
+test('preventing the clear event cancels the clearing', function (assert) {
+  var $element = $('#qunit-fixture .single-with-placeholder');
+
+  var selection = new AllowClearPlaceholder(
+    $element,
+    allowClearOptions
+  );
+  var container = new MockContainer();
+
+  var $selection = selection.render();
+
+  selection.bind(container, $('<div></div>'));
+
+  $element.val('One');
+  selection.update([{
+    id: 'One',
+    text: 'One'
+  }]);
+
+  selection.on('clear', function (ev) {
+    ev.prevented = true;
+  });
+
+  var $remove = $selection.find('.select2-selection__clear');
+  $remove.trigger('mousedown');
+
+  assert.equal(
+    $element.val(),
+    'One',
+    'The placeholder should not have been set'
+  );
+});
+
+test('clear does not work when disabled', function (assert) {
+  var $element = $('#qunit-fixture .single-with-placeholder');
+
+  var selection = new AllowClearPlaceholder(
+    $element,
+    allowClearOptions
+  );
+  var container = new MockContainer();
+
+  var $selection = selection.render();
+
+  selection.bind(container, $('<div></div>'));
+
+  selection.update([{
+    id: 'One',
+    text: 'One'
+  }]);
+
+  $element.val('One');
+  selection.options.set('disabled', true);
+
+  var $remove = $selection.find('.select2-selection__clear');
+  $remove.trigger('mousedown');
+
+  assert.equal(
+    $element.val(),
+    'One',
+    'The placeholder should not have been set'
+  );
+});

static/vendor/select2/tests/selection/containerCss-tests.js

@@ -0,0 +1,104 @@
+module('Dropdown - containerCssClass compatibility');
+
+var $ = require('jquery');
+var Utils = require('select2/utils');
+var Options = require('select2/options');
+
+var SingleSelection = require('select2/selection/single');
+var ContainerCSS = Utils.Decorate(
+  SingleSelection,
+  require('select2/compat/containerCss')
+);
+
+test('all classes will be copied if :all: is used', function (assert) {
+  var $element = $('<select class="test copy works"></select>');
+  var options = new Options({
+    containerCssClass: ':all:'
+  });
+
+  var select = new ContainerCSS($element, options);
+  var $container = select.render();
+
+  assert.ok($container.hasClass('test'));
+  assert.ok($container.hasClass('copy'));
+  assert.ok($container.hasClass('works'));
+  assert.ok(!$container.hasClass(':all:'));
+});
+
+test(':all: can be used with other classes', function (assert) {
+  var $element = $('<select class="test copy works"></select>');
+  var options = new Options({
+    containerCssClass: ':all: other'
+  });
+
+  var select = new ContainerCSS($element, options);
+  var $container = select.render();
+
+  assert.ok($container.hasClass('test'));
+  assert.ok($container.hasClass('copy'));
+  assert.ok($container.hasClass('works'));
+  assert.ok($container.hasClass('other'));
+  assert.ok(!$container.hasClass(':all:'));
+});
+
+test('classes can be passed in as a string', function (assert) {
+  var $element = $('<select class="test copy works"></select>');
+  var options = new Options({
+    containerCssClass: 'other'
+  });
+
+  var select = new ContainerCSS($element, options);
+  var $container = select.render();
+
+  assert.ok($container.hasClass('other'));
+});
+
+test('a function can be used based on the element', function (assert){
+  var $element = $('<select class="test"></select>');
+  var options = new Options({
+    containerCssClass: function ($element) {
+      return 'function';
+    }
+  });
+
+  var select = new ContainerCSS($element, options);
+  var $container = select.render();
+
+  assert.ok($container.hasClass('function'));
+  assert.ok(!$container.hasClass('test'));
+});
+
+test(':all: works around custom adapters', function (assert) {
+  var $element = $('<select class="test"></select>');
+  var options = new Options({
+    containerCssClass: ':all: something',
+    adaptContainerCssClass: function (clazz) {
+      return clazz + '-modified';
+    }
+  });
+
+  var select = new ContainerCSS($element, options);
+  var $container = select.render();
+
+  assert.ok($container.hasClass('something'));
+
+  assert.ok($container.hasClass('test'));
+  assert.ok($container.hasClass('test-modified'));
+});
+
+module('Selection - adaptContainerCss compatibility');
+
+test('only return when adapted', function (assert) {
+  var $element = $('<select class="original"></select>');
+  var options = new Options({
+    adaptContainerCssClass: function (clazz) {
+      return 'modified';
+    }
+  });
+
+  var select = new ContainerCSS($element, options);
+  var $container = select.render();
+
+  assert.ok(!$container.hasClass('original'));
+  assert.ok($container.hasClass('modified'));
+});

static/vendor/select2/tests/selection/multiple-tests.js

@@ -0,0 +1,151 @@
+module('Selection containers - Multiple');
+
+var MultipleSelection = require('select2/selection/multiple');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+var options = new Options({});
+
+test('display uses templateSelection', function (assert) {
+  var called = false;
+
+  var templateOptions = new Options({
+    templateSelection: function (data) {
+      called = true;
+
+      return data.text;
+    }
+  });
+
+  var selection = new MultipleSelection(
+    $('#qunit-fixture .multiple'),
+    templateOptions
+  );
+
+  var out = selection.display({
+    text: 'test'
+  });
+
+  assert.ok(called);
+
+  assert.equal(out, 'test');
+});
+
+test('templateSelection can addClass', function (assert) {
+  var called = false;
+
+  var templateOptions = new Options({
+    templateSelection: function (data, container) {
+      called = true;
+      container.addClass('testclass');
+      return data.text;
+    }
+  });
+
+  var selection = new MultipleSelection(
+    $('#qunit-fixture .multiple'),
+    templateOptions
+  );
+
+  var $container = selection.selectionContainer();
+
+  var out = selection.display({
+    text: 'test'
+  }, $container);
+
+  assert.ok(called);
+
+  assert.equal(out, 'test');
+
+  assert.ok($container.hasClass('testclass'));
+});
+
+test('empty update clears the selection', function (assert) {
+  var selection = new MultipleSelection(
+    $('#qunit-fixture .multiple'),
+    options
+  );
+
+  var $selection = selection.render();
+  var $rendered = $selection.find('.select2-selection__rendered');
+
+  $rendered.text('testing');
+  $rendered.attr('title', 'testing');
+
+  selection.update([]);
+
+  assert.equal($rendered.text(), '');
+  assert.equal($rendered.attr('title'), undefined);
+});
+
+test('escapeMarkup is being used', function (assert) {
+  var selection = new MultipleSelection(
+    $('#qunit-fixture .multiple'),
+    options
+  );
+
+  var $selection = selection.render();
+  var $rendered = $selection.find('.select2-selection__rendered');
+
+  var unescapedText = '<script>bad("stuff");</script>';
+
+  selection.update([{
+    text: unescapedText
+  }]);
+
+  assert.equal(
+    $rendered.text().substr(1),
+    unescapedText,
+    'The text should be escaped by default to prevent injection'
+  );
+});
+
+test('clear button respects the disabled state', function (assert) {
+  var options = new Options({
+    disabled: true
+  });
+
+  var $select = $('#qunit-fixture .multiple');
+
+  var container = new MockContainer();
+  var $container = $('<div></div>');
+
+  var selection = new MultipleSelection(
+    $select,
+    options
+  );
+
+  var $selection = selection.render();
+  $container.append($selection);
+
+  selection.bind(container, $container);
+
+  // Select an option
+  selection.update([{
+    text: 'Test'
+  }]);
+
+  var $rendered = $selection.find('.select2-selection__rendered');
+
+  var $pill = $rendered.find('.select2-selection__choice');
+
+  assert.equal($pill.length, 1, 'There should only be one selection');
+
+  var $remove = $pill.find('.select2-selection__choice__remove');
+
+  assert.equal(
+    $remove.length,
+    1,
+    'The remove icon is displayed for the selection'
+  );
+
+  // Set up the unselect handler
+  selection.on('unselect', function (params) {
+    assert.ok(false, 'The unselect handler should not be triggered');
+  });
+
+  // Trigger the handler for the remove icon
+  $remove.trigger('click');
+});

static/vendor/select2/tests/selection/placeholder-tests.js

@@ -0,0 +1,74 @@
+module('Selection containers - Placeholders');
+
+var Placeholder = require('select2/selection/placeholder');
+var SingleSelection = require('select2/selection/single');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+var SinglePlaceholder = Utils.Decorate(SingleSelection, Placeholder);
+
+var placeholderOptions = new Options({
+  placeholder: {
+    id: 'placeholder',
+    text: 'This is the placeholder'
+  }
+});
+
+test('normalizing placeholder ignores objects', function (assert) {
+  var selection = new SinglePlaceholder(
+    $('#qunit-fixture .single'),
+    placeholderOptions
+  );
+
+  var original = {
+    id: 'test',
+    text: 'testing'
+  };
+
+  var normalized = selection.normalizePlaceholder(original);
+
+  assert.equal(original, normalized);
+});
+
+test('normalizing placeholder gives object for string', function (assert) {
+  var selection = new SinglePlaceholder(
+    $('#qunit-fixture .single'),
+    placeholderOptions
+  );
+
+  var normalized = selection.normalizePlaceholder('placeholder');
+
+  assert.equal(normalized.id, '');
+  assert.equal(normalized.text, 'placeholder');
+});
+
+
+test('text is shown for placeholder option on single', function (assert) {
+  var selection = new SinglePlaceholder(
+    $('#qunit-fixture .single'),
+    placeholderOptions
+  );
+
+  var $selection = selection.render();
+
+  selection.update([{
+    id: 'placeholder'
+  }]);
+
+  assert.equal($selection.text(), 'This is the placeholder');
+});
+
+test('placeholder is shown when no options are selected', function (assert) {
+  var selection = new SinglePlaceholder(
+    $('#qunit-fixture .multiple'),
+    placeholderOptions
+  );
+
+  var $selection = selection.render();
+
+  selection.update([]);
+
+  assert.equal($selection.text(), 'This is the placeholder');
+});

static/vendor/select2/tests/selection/search-tests.js

@@ -0,0 +1,191 @@
+module('Selection containers - Inline search');
+
+var MultipleSelection = require('select2/selection/multiple');
+var InlineSearch = require('select2/selection/search');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+var options = new Options({});
+
+test('backspace will remove a choice', function (assert) {
+  assert.expect(3);
+
+  var KEYS = require('select2/keys');
+
+  var $container = $('#qunit-fixture .event-container');
+  var container = new MockContainer();
+
+  var CustomSelection = Utils.Decorate(MultipleSelection, InlineSearch);
+
+  var $element = $('#qunit-fixture .multiple');
+  var selection = new CustomSelection($element, options);
+
+  var $selection = selection.render();
+  selection.bind(container, $container);
+
+  // The unselect event should be triggered at some point
+  selection.on('unselect', function () {
+    assert.ok(true, 'A choice was unselected');
+  });
+
+  // Add some selections and render the search
+  selection.update([
+    {
+      id: '1',
+      text: 'One'
+    }
+  ]);
+
+  var $search = $selection.find('input');
+  var $choices = $selection.find('.select2-selection__choice');
+
+  assert.equal($search.length, 1, 'The search was visible');
+  assert.equal($choices.length, 1, 'The choice was rendered');
+
+  // Trigger the backspace on the search
+  var backspace = $.Event('keydown', {
+    which: KEYS.BACKSPACE
+  });
+  $search.trigger(backspace);
+});
+
+test('backspace will set the search text', function (assert) {
+  assert.expect(3);
+
+  var KEYS = require('select2/keys');
+
+  var $container = $('#qunit-fixture .event-container');
+  var container = new MockContainer();
+
+  var CustomSelection = Utils.Decorate(MultipleSelection, InlineSearch);
+
+  var $element = $('#qunit-fixture .multiple');
+  var selection = new CustomSelection($element, options);
+
+  var $selection = selection.render();
+  selection.bind(container, $container);
+
+  // Add some selections and render the search
+  selection.update([
+    {
+      id: '1',
+      text: 'One'
+    }
+  ]);
+
+  var $search = $selection.find('input');
+  var $choices = $selection.find('.select2-selection__choice');
+
+  assert.equal($search.length, 1, 'The search was visible');
+  assert.equal($choices.length, 1, 'The choice was rendered');
+
+  // Trigger the backspace on the search
+  var backspace = $.Event('keydown', {
+    which: KEYS.BACKSPACE
+  });
+  $search.trigger(backspace);
+
+  assert.equal($search.val(), 'One', 'The search text was set');
+});
+
+test('updating selection does not shift the focus', function (assert) {
+  // Check for IE 8, which triggers a false negative during testing
+  if (window.attachEvent && !window.addEventListener) {
+    // We must expect 0 assertions or the test will fail
+    assert.expect(0);
+    return;
+  }
+
+  var $container = $('#qunit-fixture .event-container');
+  var container = new MockContainer();
+
+  var CustomSelection = Utils.Decorate(MultipleSelection, InlineSearch);
+
+  var $element = $('#qunit-fixture .multiple');
+  var selection = new CustomSelection($element, options);
+
+  var $selection = selection.render();
+  selection.bind(container, $container);
+
+  // Update the selection so the search is rendered
+  selection.update([]);
+
+  // Make it visible so the browser can place focus on the search
+  $container.append($selection);
+
+  var $search = $selection.find('input');
+  $search.trigger('focus');
+
+  assert.equal($search.length, 1, 'The search was not visible');
+
+  assert.equal(
+    document.activeElement,
+    $search[0],
+    'The search did not have focus originally'
+  );
+
+  // Trigger an update, this should redraw the search box
+  selection.update([]);
+
+  assert.equal($search.length, 1, 'The search box disappeared');
+
+  assert.equal(
+    document.activeElement,
+    $search[0],
+    'The search did not have focus after the selection was updated'
+  );
+});
+
+test('the focus event shifts the focus', function (assert) {
+  // Check for IE 8, which triggers a false negative during testing
+  if (window.attachEvent && !window.addEventListener) {
+    // We must expect 0 assertions or the test will fail
+    assert.expect(0);
+    return;
+  }
+
+  var $container = $('#qunit-fixture .event-container');
+  var container = new MockContainer();
+
+  var CustomSelection = Utils.Decorate(MultipleSelection, InlineSearch);
+
+  var $element = $('#qunit-fixture .multiple');
+  var selection = new CustomSelection($element, options);
+
+  var $selection = selection.render();
+  selection.bind(container, $container);
+
+  // Update the selection so the search is rendered
+  selection.update([]);
+
+  // Make it visible so the browser can place focus on the search
+  $container.append($selection);
+
+  // The search should not be automatically focused
+
+  var $search = $selection.find('input');
+
+  assert.notEqual(
+    document.activeElement,
+    $search[0],
+    'The search had focus originally'
+  );
+
+  assert.equal($search.length, 1, 'The search was not visible');
+
+  // Focus the container
+
+  container.trigger('focus');
+
+  // Make sure it focuses the search
+
+  assert.equal($search.length, 1, 'The search box disappeared');
+
+  assert.equal(
+    document.activeElement,
+    $search[0],
+    'The search did not have focus originally'
+  );
+});

static/vendor/select2/tests/selection/single-tests.js

@@ -0,0 +1,119 @@
+module('Selection containers - Single');
+
+var SingleSelection = require('select2/selection/single');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+var options = new Options({});
+
+test('display uses templateSelection', function (assert) {
+  var called = false;
+
+  var templateOptions = new Options({
+    templateSelection: function (data) {
+      called = true;
+
+      return data.text;
+    }
+  });
+
+  var selection = new SingleSelection(
+    $('#qunit-fixture .single'),
+    templateOptions
+  );
+
+  var out = selection.display({
+    text: 'test'
+  });
+
+  assert.ok(called);
+
+  assert.equal(out, 'test');
+});
+
+test('templateSelection can addClass', function (assert) {
+  var called = false;
+
+  var templateOptions = new Options({
+    templateSelection: function (data, container) {
+      called = true;
+      container.addClass('testclass');
+      return data.text;
+    }
+  });
+
+  var selection = new SingleSelection(
+    $('#qunit-fixture .single'),
+    templateOptions
+  );
+
+  var $container = selection.selectionContainer();
+  
+  var out = selection.display({
+    text: 'test'
+  }, $container);
+
+  assert.ok(called);
+
+  assert.equal(out, 'test');
+  
+  assert.ok($container.hasClass('testclass'));
+});
+
+test('empty update clears the selection', function (assert) {
+  var selection = new SingleSelection(
+    $('#qunit-fixture .single'),
+    options
+  );
+
+  var $selection = selection.render();
+  var $rendered = $selection.find('.select2-selection__rendered');
+
+  $rendered.text('testing');
+  $rendered.attr('title', 'testing');
+
+  selection.update([]);
+
+  assert.equal($rendered.text(), '');
+  assert.equal($rendered.attr('title'), undefined);
+});
+
+test('update renders the data text', function (assert) {
+  var selection = new SingleSelection(
+    $('#qunit-fixture .single'),
+    options
+  );
+
+  var $selection = selection.render();
+  var $rendered = $selection.find('.select2-selection__rendered');
+
+  selection.update([{
+    text: 'test'
+  }]);
+
+  assert.equal($rendered.text(), 'test');
+});
+
+test('escapeMarkup is being used', function (assert) {
+  var selection = new SingleSelection(
+    $('#qunit-fixture .single'),
+    options
+  );
+
+  var $selection = selection.render();
+  var $rendered = $selection.find('.select2-selection__rendered');
+
+  var unescapedText = '<script>bad("stuff");</script>';
+
+  selection.update([{
+    text: unescapedText
+  }]);
+
+  assert.equal(
+    $rendered.text(),
+    unescapedText,
+    'The text should be escaped by default to prevent injection'
+  );
+});

static/vendor/select2/tests/selection/stopPropagation-tests.js

@@ -0,0 +1,33 @@
+module('Selection containers - Stoping event propagation');
+
+var SingleSelection = require('select2/selection/single');
+var StopPropagation = require('select2/selection/stopPropagation');
+
+var $ = require('jquery');
+var Options = require('select2/options');
+var Utils = require('select2/utils');
+
+var CutomSelection = Utils.Decorate(SingleSelection, StopPropagation);
+
+var options = new Options();
+
+test('click event does not propagate', function (assert) {
+  assert.expect(1);
+
+  var $container = $('#qunit-fixture .event-container');
+  var container = new MockContainer();
+
+  var selection = new CutomSelection($('#qunit-fixture select'), options);
+
+  var $selection = selection.render();
+  selection.bind(container, $container);
+
+  $container.append($selection);
+  $container.on('click', function () {
+    assert.ok(false, 'The click event should have been stopped');
+  });
+
+  $selection.trigger('click');
+
+  assert.ok(true, 'Something went wrong if this failed');
+});

static/vendor/select2/tests/unit-jq1.html

@@ -0,0 +1,97 @@
+<!doctype html>
+<html>
+  <head>
+    <link rel="stylesheet" href="vendor/qunit-1.23.1.css" type="text/css" />
+    <link rel="stylesheet" href="../../dist/css/select2.css" type="text/css" />
+  </head>
+  <body>
+    <div id="qunit"></div>
+    <div id="qunit-fixture">
+      <div class="event-container">
+        <select></select>
+      </div>
+
+      <select class="single">
+        <option>One</option>
+      </select>
+
+      <select class="single-empty"></select>
+
+      <select class="single-with-placeholder">
+        <option>placeholder</option>
+        <option>One</option>
+      </select>
+
+      <select class="multiple" multiple="multiple">
+        <option>One</option>
+        <option>Two</option>
+      </select>
+
+      <select class="groups">
+        <optgroup label="Test">
+          <option value="one">One</option>
+          <option value="two">Two</option>
+        </optgroup>
+        <optgroup label="Empty"></optgroup>
+      </select>
+
+      <select class="duplicates">
+        <option value="one">One</option>
+        <option value="two">Two</option>
+        <option value="one">Uno</option>
+      </select>
+
+      <select class="duplicates-multi" multiple="multiple">
+        <option value="one">One</option>
+        <option value="two">Two</option>
+        <option value="one">Uno</option>
+      </select>
+
+      <select class="user-defined"></select>
+    </div>
+
+    <script src="vendor/qunit-1.23.1.js" type="text/javascript"></script>
+    <script src="vendor/jquery-1.7.2.js" type="text/javascript"></script>
+    <script src="../dist/js/select2.full.js" type="text/javascript"></script>
+
+    <script src="helpers.js" type="text/javascript"></script>
+
+    <script src="a11y/selection-tests.js" type="text/javascript"></script>
+    <script src="a11y/search-tests.js" type="text/javascript"></script>
+
+    <script src="data/array-tests.js" type="text/javascript"></script>
+    <script src="data/base-tests.js" type="text/javascript"></script>
+    <script src="data/inputData-tests.js" type="text/javascript"></script>
+    <script src="data/select-tests.js" type="text/javascript"></script>
+    <script src="data/tags-tests.js" type="text/javascript"></script>
+    <script src="data/tokenizer-tests.js" type="text/javascript"></script>
+
+    <script src="data/maximumInputLength-tests.js" type="text/javascript"></script>
+    <script src="data/maximumSelectionLength-tests.js" type="text/javascript"></script>
+    <script src="data/minimumInputLength-tests.js" type="text/javascript"></script>
+
+    <script src="dropdown/dropdownCss-tests.js" type="text/javascript"></script>
+    <script src="dropdown/positioning-tests.js" type="text/javascript"></script>
+    <script src="dropdown/selectOnClose-tests.js" type="text/javascript"></script>
+    <script src="dropdown/stopPropagation-tests.js" type="text/javascript"></script>
+
+    <script src="options/ajax-tests.js" type="text/javascript"></script>
+    <script src="options/data-tests.js" type="text/javascript"></script>
+    <script src="options/deprecated-tests.js" type="text/javascript"></script>
+    <script src="options/translation-tests.js" type="text/javascript"></script>
+    <script src="options/width-tests.js" type="text/javascript"></script>
+
+    <script src="results/focusing-tests.js" type="text/javascript"></script>
+
+    <script src="selection/allowClear-tests.js" type="text/javascript"></script>
+    <script src="selection/containerCss-tests.js" type="text/javascript"></script>
+    <script src="selection/multiple-tests.js" type="text/javascript"></script>
+    <script src="selection/placeholder-tests.js" type="text/javascript"></script>
+    <script src="selection/search-tests.js" type="text/javascript"></script>
+    <script src="selection/single-tests.js" type="text/javascript"></script>
+    <script src="selection/stopPropagation-tests.js" type="text/javascript"></script>
+
+    <script src="utils/decorator-tests.js" type="text/javascript"></script>
+    <script src="utils/escapeMarkup-tests.js" type="text/javascript"></script>
+  </body>
+</html>

static/vendor/select2/tests/unit-jq2.html

@@ -0,0 +1,97 @@
+<!doctype html>
+<html>
+  <head>
+    <link rel="stylesheet" href="vendor/qunit-1.23.1.css" type="text/css" />
+    <link rel="stylesheet" href="../../dist/css/select2.css" type="text/css" />
+  </head>
+  <body>
+    <div id="qunit"></div>
+    <div id="qunit-fixture">
+      <div class="event-container">
+        <select></select>
+      </div>
+
+      <select class="single">
+        <option>One</option>
+      </select>
+
+      <select class="single-empty"></select>
+
+      <select class="single-with-placeholder">
+        <option>placeholder</option>
+        <option>One</option>
+      </select>
+
+      <select class="multiple" multiple="multiple">
+        <option>One</option>
+        <option>Two</option>
+      </select>
+
+      <select class="groups">
+        <optgroup label="Test">
+          <option value="one">One</option>
+          <option value="two">Two</option>
+        </optgroup>
+        <optgroup label="Empty"></optgroup>
+      </select>
+
+      <select class="duplicates">
+        <option value="one">One</option>
+        <option value="two">Two</option>
+        <option value="one">Uno</option>
+      </select>
+
+      <select class="duplicates-multi" multiple="multiple">
+        <option value="one">One</option>
+        <option value="two">Two</option>
+        <option value="one">Uno</option>
+      </select>
+
+      <select class="user-defined"></select>
+    </div>
+
+    <script src="vendor/qunit-1.23.1.js" type="text/javascript"></script>
+    <script src="vendor/jquery-2.2.4.js" type="text/javascript"></script>
+    <script src="../dist/js/select2.full.js" type="text/javascript"></script>
+
+    <script src="helpers.js" type="text/javascript"></script>
+
+    <script src="a11y/selection-tests.js" type="text/javascript"></script>
+    <script src="a11y/search-tests.js" type="text/javascript"></script>
+
+    <script src="data/array-tests.js" type="text/javascript"></script>
+    <script src="data/base-tests.js" type="text/javascript"></script>
+    <script src="data/inputData-tests.js" type="text/javascript"></script>
+    <script src="data/select-tests.js" type="text/javascript"></script>
+    <script src="data/tags-tests.js" type="text/javascript"></script>
+    <script src="data/tokenizer-tests.js" type="text/javascript"></script>
+
+    <script src="data/maximumInputLength-tests.js" type="text/javascript"></script>
+    <script src="data/maximumSelectionLength-tests.js" type="text/javascript"></script>
+    <script src="data/minimumInputLength-tests.js" type="text/javascript"></script>
+
+    <script src="dropdown/dropdownCss-tests.js" type="text/javascript"></script>
+    <script src="dropdown/positioning-tests.js" type="text/javascript"></script>
+    <script src="dropdown/selectOnClose-tests.js" type="text/javascript"></script>
+    <script src="dropdown/stopPropagation-tests.js" type="text/javascript"></script>
+
+    <script src="options/ajax-tests.js" type="text/javascript"></script>
+    <script src="options/data-tests.js" type="text/javascript"></script>
+    <script src="options/deprecated-tests.js" type="text/javascript"></script>
+    <script src="options/translation-tests.js" type="text/javascript"></script>
+    <script src="options/width-tests.js" type="text/javascript"></script>
+
+    <script src="results/focusing-tests.js" type="text/javascript"></script>
+
+    <script src="selection/allowClear-tests.js" type="text/javascript"></script>
+    <script src="selection/containerCss-tests.js" type="text/javascript"></script>
+    <script src="selection/multiple-tests.js" type="text/javascript"></script>
+    <script src="selection/placeholder-tests.js" type="text/javascript"></script>
+    <script src="selection/search-tests.js" type="text/javascript"></script>
+    <script src="selection/single-tests.js" type="text/javascript"></script>
+    <script src="selection/stopPropagation-tests.js" type="text/javascript"></script>
+
+    <script src="utils/decorator-tests.js" type="text/javascript"></script>
+    <script src="utils/escapeMarkup-tests.js" type="text/javascript"></script>
+  </body>
+</html>

static/vendor/select2/tests/unit-jq3.html

@@ -0,0 +1,97 @@
+<!doctype html>
+<html>
+  <head>
+    <link rel="stylesheet" href="vendor/qunit-1.23.1.css" type="text/css" />
+    <link rel="stylesheet" href="../../dist/css/select2.css" type="text/css" />
+  </head>
+  <body>
+    <div id="qunit"></div>
+    <div id="qunit-fixture">
+      <div class="event-container">
+        <select></select>
+      </div>
+
+      <select class="single">
+        <option>One</option>
+      </select>
+
+      <select class="single-empty"></select>
+
+      <select class="single-with-placeholder">
+        <option>placeholder</option>
+        <option>One</option>
+      </select>
+
+      <select class="multiple" multiple="multiple">
+        <option>One</option>
+        <option>Two</option>
+      </select>
+
+      <select class="groups">
+        <optgroup label="Test">
+          <option value="one">One</option>
+          <option value="two">Two</option>
+        </optgroup>
+        <optgroup label="Empty"></optgroup>
+      </select>
+
+      <select class="duplicates">
+        <option value="one">One</option>
+        <option value="two">Two</option>
+        <option value="one">Uno</option>
+      </select>
+
+      <select class="duplicates-multi" multiple="multiple">
+        <option value="one">One</option>
+        <option value="two">Two</option>
+        <option value="one">Uno</option>
+      </select>
+
+      <select class="user-defined"></select>
+    </div>
+
+    <script src="vendor/qunit-1.23.1.js" type="text/javascript"></script>
+    <script src="vendor/jquery-3.4.1.js" type="text/javascript"></script>
+    <script src="../dist/js/select2.full.js" type="text/javascript"></script>
+
+    <script src="helpers.js" type="text/javascript"></script>
+
+    <script src="a11y/selection-tests.js" type="text/javascript"></script>
+    <script src="a11y/search-tests.js" type="text/javascript"></script>
+
+    <script src="data/array-tests.js" type="text/javascript"></script>
+    <script src="data/base-tests.js" type="text/javascript"></script>
+    <script src="data/inputData-tests.js" type="text/javascript"></script>
+    <script src="data/select-tests.js" type="text/javascript"></script>
+    <script src="data/tags-tests.js" type="text/javascript"></script>
+    <script src="data/tokenizer-tests.js" type="text/javascript"></script>
+
+    <script src="data/maximumInputLength-tests.js" type="text/javascript"></script>
+    <script src="data/maximumSelectionLength-tests.js" type="text/javascript"></script>
+    <script src="data/minimumInputLength-tests.js" type="text/javascript"></script>
+
+    <script src="dropdown/dropdownCss-tests.js" type="text/javascript"></script>
+    <script src="dropdown/positioning-tests.js" type="text/javascript"></script>
+    <script src="dropdown/selectOnClose-tests.js" type="text/javascript"></script>
+    <script src="dropdown/stopPropagation-tests.js" type="text/javascript"></script>
+
+    <script src="options/ajax-tests.js" type="text/javascript"></script>
+    <script src="options/data-tests.js" type="text/javascript"></script>
+    <script src="options/deprecated-tests.js" type="text/javascript"></script>
+    <script src="options/translation-tests.js" type="text/javascript"></script>
+    <script src="options/width-tests.js" type="text/javascript"></script>
+
+    <script src="results/focusing-tests.js" type="text/javascript"></script>
+
+    <script src="selection/allowClear-tests.js" type="text/javascript"></script>
+    <script src="selection/containerCss-tests.js" type="text/javascript"></script>
+    <script src="selection/multiple-tests.js" type="text/javascript"></script>
+    <script src="selection/placeholder-tests.js" type="text/javascript"></script>
+    <script src="selection/search-tests.js" type="text/javascript"></script>
+    <script src="selection/single-tests.js" type="text/javascript"></script>
+    <script src="selection/stopPropagation-tests.js" type="text/javascript"></script>
+
+    <script src="utils/decorator-tests.js" type="text/javascript"></script>
+    <script src="utils/escapeMarkup-tests.js" type="text/javascript"></script>
+  </body>
+</html>

static/vendor/select2/tests/utils/decorator-tests.js

@@ -0,0 +1,189 @@
+module('Decorators');
+
+var Utils = require('select2/utils');
+
+test('overridden - method', function (assert) {
+  function BaseClass () {}
+
+  BaseClass.prototype.hello = function () {
+    return 'A';
+  };
+
+  function DecoratorClass () {}
+
+  DecoratorClass.prototype.hello = function () {
+    return 'B';
+  };
+
+  var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass);
+
+  var inst = new DecoratedClass();
+
+  assert.strictEqual(inst.hello(), 'B');
+});
+
+test('overridden - constructor', function (assert) {
+  function BaseClass () {
+    this.inherited = true;
+  }
+
+  BaseClass.prototype.hello = function () {
+    return 'A';
+  };
+
+  function DecoratorClass (decorated) {
+    this.called = true;
+  }
+
+  DecoratorClass.prototype.other = function () {
+    return 'B';
+  };
+
+  var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass);
+
+  var inst = new DecoratedClass();
+
+  assert.ok(inst.called);
+  assert.ok(!inst.inherited);
+});
+
+test('not overridden - method', function (assert) {
+  function BaseClass () {}
+
+  BaseClass.prototype.hello = function () {
+    return 'A';
+  };
+
+  function DecoratorClass () {}
+
+  DecoratorClass.prototype.other = function () {
+    return 'B';
+  };
+
+  var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass);
+
+  var inst = new DecoratedClass();
+
+  assert.strictEqual(inst.hello(), 'A');
+});
+
+test('not overridden - constructor', function (assert) {
+  function BaseClass () {
+    this.called = true;
+  }
+
+  BaseClass.prototype.hello = function () {
+    return 'A';
+  };
+
+  function DecoratorClass () {}
+
+  DecoratorClass.prototype.other = function () {
+    return 'B';
+  };
+
+  var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass);
+
+  var inst = new DecoratedClass();
+
+  assert.ok(inst.called);
+});
+
+test('inherited - method', function (assert) {
+  function BaseClass () {}
+
+  BaseClass.prototype.hello = function () {
+    return 'A';
+  };
+
+  function DecoratorClass (decorated) {}
+
+  DecoratorClass.prototype.hello = function (decorated) {
+    return 'B' + decorated.call(this) + 'C';
+  };
+
+  var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass);
+
+  var inst = new DecoratedClass();
+
+  assert.strictEqual(inst.hello(), 'BAC');
+});
+
+test('inherited - constructor', function (assert) {
+  function BaseClass () {
+    this.inherited = true;
+  }
+
+  BaseClass.prototype.hello = function () {
+    return 'A';
+  };
+
+  function DecoratorClass (decorated) {
+    this.called = true;
+
+    decorated.call(this);
+  }
+
+  DecoratorClass.prototype.other = function () {
+    return 'B';
+  };
+
+  var DecoratedClass = Utils.Decorate(BaseClass, DecoratorClass);
+
+  var inst = new DecoratedClass();
+
+  assert.ok(inst.called);
+  assert.ok(inst.inherited);
+});
+
+test('inherited - three levels', function (assert) {
+  function BaseClass (testArgument) {
+    this.baseCalled = true;
+    this.baseTestArgument = testArgument;
+  }
+
+  BaseClass.prototype.test = function (a) {
+    return a + 'c';
+  };
+
+  function MiddleClass (decorated, testArgument) {
+    this.middleCalled = true;
+    this.middleTestArgument = testArgument;
+
+    decorated.call(this, testArgument);
+  }
+
+  MiddleClass.prototype.test = function (decorated, a) {
+    return decorated.call(this, a + 'b');
+  };
+
+  function DecoratorClass (decorated, testArgument) {
+    this.decoratorCalled = true;
+    this.decoratorTestArgument = testArgument;
+
+    decorated.call(this, testArgument);
+  }
+
+  DecoratorClass.prototype.test = function (decorated, a) {
+    return decorated.call(this, a + 'a');
+  };
+
+  var DecoratedClass = Utils.Decorate(
+    Utils.Decorate(BaseClass, MiddleClass),
+    DecoratorClass
+  );
+
+  var inst = new DecoratedClass('test');
+
+  assert.ok(inst.baseCalled, 'The base class contructor was called');
+  assert.ok(inst.middleCalled, 'The middle class constructor was called');
+  assert.ok(inst.decoratorCalled, 'The decorator constructor was called');
+
+  assert.strictEqual(inst.baseTestArgument, 'test');
+  assert.strictEqual(inst.middleTestArgument, 'test');
+  assert.strictEqual(inst.decoratorTestArgument, 'test');
+
+  var out = inst.test('test');
+
+  assert.strictEqual(out, 'testabc');
+});

static/vendor/select2/tests/utils/escapeMarkup-tests.js

@@ -0,0 +1,36 @@
+module('Utils - escapeMarkup');
+
+var Utils = require('select2/utils');
+
+test('text passes through', function (assert) {
+  var text = 'testing this';
+  var escaped = Utils.escapeMarkup(text);
+
+  assert.equal(text, escaped);
+});
+
+test('html tags are escaped', function (assert) {
+  var text = '<script>alert("bad");</script>';
+  var escaped = Utils.escapeMarkup(text);
+
+  assert.notEqual(text, escaped);
+  assert.equal(escaped.indexOf('<script>'), -1);
+});
+
+test('quotes are killed as well', function (assert) {
+  var text = 'testin\' these "quotes"';
+  var escaped = Utils.escapeMarkup(text);
+
+  assert.notEqual(text, escaped);
+  assert.equal(escaped.indexOf('\''), -1);
+  assert.equal(escaped.indexOf('"'), -1);
+});
+
+test('DocumentFragment options pass through', function (assert) {
+  var frag = document.createDocumentFragment();
+  frag.innerHTML = '<strong>test</strong>';
+
+  var escaped = Utils.escapeMarkup(frag);
+
+  assert.equal(frag, escaped);
+});

static/vendor/select2/tests/vendor/qunit-1.23.1.css

@@ -0,0 +1,305 @@
+/*!
+ * QUnit 1.23.1
+ * https://qunitjs.com/
+ *
+ * Copyright jQuery Foundation and other contributors
+ * Released under the MIT license
+ * https://jquery.org/license
+ *
+ * Date: 2016-04-12T17:29Z
+ */
+
+/** Font Family and Sizes */
+
+#qunit-tests, #qunit-header, #qunit-banner, #qunit-testrunner-toolbar, #qunit-filteredTest, #qunit-userAgent, #qunit-testresult {
+	font-family: "Helvetica Neue Light", "HelveticaNeue-Light", "Helvetica Neue", Calibri, Helvetica, Arial, sans-serif;
+}
+
+#qunit-testrunner-toolbar, #qunit-filteredTest, #qunit-userAgent, #qunit-testresult, #qunit-tests li { font-size: small; }
+#qunit-tests { font-size: smaller; }
+
+
+/** Resets */
+
+#qunit-tests, #qunit-header, #qunit-banner, #qunit-filteredTest, #qunit-userAgent, #qunit-testresult, #qunit-modulefilter {
+	margin: 0;
+	padding: 0;
+}
+
+
+/** Header */
+
+#qunit-header {
+	padding: 0.5em 0 0.5em 1em;
+
+	color: #8699A4;
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+
+	font-size: 1.5em;
+	line-height: 1em;
+	font-weight: 400;
+
+	border-radius: 5px 5px 0 0;
+}
+
+#qunit-header a {
+	text-decoration: none;
+	color: #C2CCD1;
+}
+
+#qunit-header a:hover,
+#qunit-header a:focus {
+	color: #FFF;
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+
+#qunit-testrunner-toolbar label {
+	display: inline-block;
+	padding: 0 0.5em 0 0.1em;
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+
+#qunit-banner {
+	height: 5px;
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+#qunit-testrunner-toolbar {
+	padding: 0.5em 1em 0.5em 1em;
+	color: #5E740B;
+	background-color: #EEE;
+	overflow: hidden;
+}
+
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+	padding: 0.5em 1em 0.5em 1em;
+	background-color: #F4FF77;
+	color: #366097;
+}
+
+#qunit-userAgent {
+	padding: 0.5em 1em 0.5em 1em;
+	background-color: #2B81AF;
+	color: #FFF;
+	text-shadow: rgba(0, 0, 0, 0.5) 2px 2px 1px;
+}
+
+#qunit-modulefilter-container {
+	float: right;
+	padding: 0.2em;
+}
+
+.qunit-url-config {
+	display: inline-block;
+	padding: 0.1em;
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+	display: block;
+	float: right;
+	margin-left: 1em;
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+/** Tests: Pass/Fail */
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+#qunit-tests {
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+	padding: 0.4em 1em 0.4em 1em;
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+	cursor: default;
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+	padding: 0.5em;
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+	margin-top: 0.5em;
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+	border-radius: 5px;
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+
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+	background-color: #FFF;
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+#qunit-tests li li.pass {
+	color: #3C510C;
+	background-color: #FFF;
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+}
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+#qunit-tests .pass                          { color: #528CE0; background-color: #D2E0E6; }
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+
+	color: #2B81AF;
+	background-color: #D2E0E6;
+
+	border-bottom: 1px solid #FFF;
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