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| 1 <!doctype html> | |
| 2 <html> | |
| 3 <head> | |
| 4 <title>polymer-selector-multi</title> | |
| 5 <script src="../../../platform/platform.js"></script> | |
| 6 <script src="../../../tools/test/htmltest.js"></script> | |
| 7 <script src="../../../tools/test/chai/chai.js"></script> | |
| 8 <link rel="import" href="../../polymer-selector.html"> | |
| 9 <style> | |
| 10 .polymer-selected { | |
| 11 background: #ccc; | |
| 12 } | |
| 13 </style> | |
| 14 </head> | |
| 15 <body> | |
| 16 | |
| 17 <polymer-selector id="selector" multi> | |
| 18 <div>Item 1</div> | |
| 19 <div>Item 2</div> | |
| 20 <div>Item 3</div> | |
| 21 <div>Item 4</div> | |
| 22 <div>Item 5</div> | |
| 23 </polymer-selector> | |
| 24 | |
| 25 <script> | |
| 26 var assert = chai.assert; | |
| 27 | |
| 28 function oneMutation(node, options, cb) { | |
| 29 var o = new MutationObserver(function() { | |
| 30 cb(); | |
| 31 o.disconnect(); | |
| 32 }); | |
| 33 o.observe(node, options); | |
| 34 } | |
| 35 | |
| 36 document.addEventListener('polymer-ready', function() { | |
| 37 // | |
| 38 var s = document.querySelector('#selector'); | |
| 39 assert.equal(s.selected, null); | |
| 40 assert.equal(s.selectedClass, 'polymer-selected'); | |
| 41 assert.isTrue(s.multi); | |
| 42 assert.equal(s.valueattr, 'name'); | |
| 43 assert.equal(s.items.length, 5); | |
| 44 // setup listener for polymer-select event | |
| 45 var selectEventCounter = 0; | |
| 46 s.addEventListener('polymer-select', function(e) { | |
| 47 if (e.detail.isSelected) { | |
| 48 selectEventCounter++; | |
| 49 } else { | |
| 50 selectEventCounter--; | |
| 51 } | |
| 52 // check selectedItem in polymer-select event | |
| 53 assert.equal(this.selectedItem.length, selectEventCounter); | |
| 54 }); | |
| 55 // set selected | |
| 56 s.selected = [0, 2]; | |
| 57 Platform.flush(); | |
| 58 oneMutation(s, {attributes: true}, function() { | |
| 59 // check polymer-select event | |
| 60 assert.equal(selectEventCounter, 2); | |
| 61 // check selected class | |
| 62 assert.isTrue(s.children[0].classList.contains('polymer-selected')); | |
| 63 assert.isTrue(s.children[2].classList.contains('polymer-selected')); | |
| 64 // check selectedItem | |
| 65 assert.equal(s.selectedItem.length, 2); | |
| 66 assert.equal(s.selectedItem[0], s.children[0]); | |
| 67 assert.equal(s.selectedItem[1], s.children[2]); | |
| 68 // tap on already selected element should unselect it | |
| 69 s.children[0].dispatchEvent(new CustomEvent('tap', {bubbles: true})); | |
| 70 // check selected | |
| 71 assert.equal(s.selected.length, 1); | |
| 72 assert.isFalse(s.children[0].classList.contains('polymer-selected')); | |
| 73 done(); | |
| 74 }); | |
| 75 }); | |
| 76 </script> | |
| 77 </body> | |
| 78 </html> | |
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