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five-bells-visualization

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<!doctype html> <!-- Copyright (c) 2014 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> <meta charset="UTF-8"> <title>core-selector-multi</title> <script src="../../webcomponentsjs/webcomponents.js"></script> <script src="../../web-component-tester/browser.js"></script> <link rel="import" href="../core-selector.html"> <style> .core-selected { background: #ccc; } </style> </head> <body> <core-selector id="selector" multi> <div>Item 1</div> <div>Item 2</div> <div>Item 3</div> <div>Item 4</div> <div>Item 5</div> </core-selector> <script> var s = document.querySelector('#selector'); suite('multi', function() { test('honors the multi attribute', function() { assert.isTrue(s.multi); }); test('has sane defaults', function() { assert.equal(s.selected, null); assert.equal(s.selectedClass, 'core-selected'); assert.equal(s.valueattr, 'name'); assert.equal(s.items.length, 5); }); test('allows multi-selection', function(done) { // setup listener for core-select event var selectEventCounter = 0; s.addEventListener('core-select', function(e) { if (e.detail.isSelected) { selectEventCounter++; } else { selectEventCounter--; } }); // set selected s.selected = [0, 2]; asyncPlatformFlush(function() { // check core-select event assert.equal(selectEventCounter, 2); // check selected class assert.isTrue(s.children[0].classList.contains('core-selected')); assert.isTrue(s.children[2].classList.contains('core-selected')); // check selectedItem assert.equal(s.selectedItem.length, 2); assert.equal(s.selectedItem[0], s.children[0]); assert.equal(s.selectedItem[1], s.children[2]); // tap on already selected element should unselect it s.children[0].dispatchEvent(new CustomEvent('tap', {bubbles: true})); // check selected assert.equal(s.selected.length, 1); asyncPlatformFlush(function() { assert.equal(selectEventCounter, 1); assert.isFalse(s.children[0].classList.contains('core-selected')); // add selected s.selected.push(3); s.selected.push(4); // check core-select event asyncPlatformFlush(function() { assert.equal(selectEventCounter, 3); done(); }); }); }); }); test('toggle multi to false', function(done) { // set selected s.selected = [0, 2]; var first = s.selected[0]; // set mutli to false, so to make it single-selection s.multi = false; asyncPlatformFlush(function() { // selected should not be an array assert.isNotArray(s.selected); // selected should be the first value in the old array assert.equal(s.selected, first); done(); }); }); }); </script> </body> </html>