<!doctype html> <!-- Copyright (c) 2015 The Polymer Project Authors. All rights reserved. This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt Code distributed by Google as part of the polymer project is also subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt --> <html> <head> <title>iron-selector-multi</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0"> <script src="../../webcomponentsjs/webcomponents-lite.js"></script> <script src="../../web-component-tester/browser.js"></script> <script src="../../test-fixture/test-fixture-mocha.js"></script> <link rel="import" href="../../test-fixture/test-fixture.html"> <link rel="import" href="../../iron-test-helpers/iron-test-helpers.html"> <link rel="import" href="../iron-selector.html"> <style> .iron-selected { background: #ccc; } </style> </head> <body> <test-fixture id="test"> <template> <iron-selector multi> <div>Item 0</div> <div>Item 1</div> <div>Item 2</div> <div>Item 3</div> <div>Item 4</div> </iron-selector> </template> </test-fixture> <!-- NOTE(cdata): Enable test-fixture when polymer/polymer#2495 is resolved --> <!--<test-fixture id="repeatedItems"> <template>--> <iron-selector multi id="repeatedItems"> <template is="dom-repeat" items='["foo", "bar", "baz"]'> <div>[[item]]</div> </template> <div>vim</div> </iron-selector> <!--</template> </test-fixture>--> <script> suite('multi', function() { var s; setup(function () { s = fixture('test'); }); test('honors the multi attribute', function() { assert.isTrue(s.multi); }); test('has sane defaults', function() { assert.equal(s.selectedValues, undefined); assert.equal(s.selectedClass, 'iron-selected'); assert.equal(s.items.length, 5); }); test('set multi-selection via selected property', function() { // set selectedValues s.selectedValues = [0, 2]; // check selected class assert.isTrue(s.children[0].classList.contains('iron-selected')); assert.isTrue(s.children[2].classList.contains('iron-selected')); // check selectedItems assert.equal(s.selectedItems.length, 2); assert.equal(s.selectedItems[0], s.children[0]); assert.equal(s.selectedItems[1], s.children[2]); }); test('set multi-selection via tap', function() { // set selectedValues s.children[0].dispatchEvent(new CustomEvent('tap', {bubbles: true})); s.children[2].dispatchEvent(new CustomEvent('tap', {bubbles: true})); // check selected class assert.isTrue(s.children[0].classList.contains('iron-selected')); assert.isTrue(s.children[2].classList.contains('iron-selected')); // check selectedItems assert.equal(s.selectedItems.length, 2); assert.equal(s.selectedItems[0], s.children[0]); assert.equal(s.selectedItems[1], s.children[2]); }); test('fire iron-select/deselect events', function() { // setup listener for iron-select event var selectEventCounter = 0; s.addEventListener('iron-select', function(e) { selectEventCounter++; }); // setup listener for core-deselect event var deselectEventCounter = 0; s.addEventListener('iron-deselect', function(e) { deselectEventCounter++; }); // tap to select an item s.children[0].dispatchEvent(new CustomEvent('tap', {bubbles: true})); // check events assert.equal(selectEventCounter, 1); assert.equal(deselectEventCounter, 0); // tap on already selected item should deselect it s.children[0].dispatchEvent(new CustomEvent('tap', {bubbles: true})); // check selectedValues assert.equal(s.selectedValues.length, 0); // check class assert.isFalse(s.children[0].classList.contains('iron-selected')); // check events assert.equal(selectEventCounter, 1); assert.equal(deselectEventCounter, 1); }); test('fires selected-values-changed when selection changes', function() { var selectedValuesChangedEventCounter = 0; s.addEventListener('selected-values-changed', function(e) { selectedValuesChangedEventCounter++; }); MockInteractions.tap(Polymer.dom(s).children[0]); MockInteractions.tap(Polymer.dom(s).children[0]); MockInteractions.tap(Polymer.dom(s).children[0]); expect(selectedValuesChangedEventCounter); }); test('selects from items created by dom-repeat', function(done) { var selectEventCounter = 0; var firstChild; s = document.querySelector('#repeatedItems'); s.addEventListener('iron-select', function(e) { selectEventCounter++; }); // NOTE(cdata): I guess `dom-repeat` doesn't stamp synchronously.. Polymer.Base.async(function() { firstChild = Polymer.dom(s).querySelector('div'); MockInteractions.tap(firstChild); assert.equal(s.selectedItems[0].textContent, 'foo'); done(); }); }); /* test('toggle multi from true to false', function() { // set selected s.selected = [0, 2]; var first = s.selected[0]; // set mutli to false, so to make it single-selection s.multi = false; // selected should not be an array assert.isNotArray(s.selected); // selected should be the first value from the old array assert.equal(s.selected, first); }); */ }); </script> </body> </html>