add static files

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

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+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');
+});