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105 lines
3.0 KiB
HTML
105 lines
3.0 KiB
HTML
<!doctype html>
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<!--
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@license
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Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
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This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE
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The complete set of authors may be found at http://polymer.github.io/AUTHORS
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The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS
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Code distributed by Google as part of the polymer project is also
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subject to an additional IP rights grant found at http://polymer.github.io/PATENTS
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-->
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<html>
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<head>
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<meta charset="UTF-8">
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<title>iron-list test</title>
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<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
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<script src="../../webcomponentsjs/webcomponents-lite.js"></script>
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<script src="../../web-component-tester/browser.js"></script>
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<link rel="import" href="helpers.html">
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<link rel="import" href="x-list.html">
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</head>
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<body>
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<test-fixture id="trivialList">
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<template>
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<x-list list-height="100" item-height="2"></x-list>
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</template>
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</test-fixture>
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<test-fixture id="trivialListSmall">
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<template>
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<x-list list-height="2" item-height="2"></x-list>
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</template>
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</test-fixture>
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<script>
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suite('dynamic physical count', function() {
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var list, container;
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setup(function() {
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container = fixture('trivialList');
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list = container.list;
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list.items = buildDataSet(200);
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});
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test('increase pool size', function(done) {
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setTimeout(function() {
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list.scrollTop = 0;
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var lastItem = getLastItemFromList(list);
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var lastItemHeight = lastItem.offsetHeight;
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var expectedFinalItem = container.listHeight/lastItemHeight - 1;
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assert.equal(list.offsetHeight, container.listHeight);
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assert.equal(lastItemHeight, 2);
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assert.isTrue(isFullOfItems(list));
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assert.equal(lastItem.textContent, expectedFinalItem);
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done();
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}, 100);
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});
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});
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suite('iron-resize', function() {
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var list, container;
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setup(function() {
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container = fixture('trivialListSmall');
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list = container.list;
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list.style.display = 'none';
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list.items = buildDataSet(200);
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});
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test('increase pool size after resizing the list', function(done) {
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flush(function() {
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list.style.display = '';
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assert.notEqual(getFirstItemFromList(list).textContent, '0', 'Item should not be rendered');
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list.fire('iron-resize');
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flush(function() {
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assert.equal(getFirstItemFromList(list).textContent, '0', 'Item should be rendered');
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done();
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});
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});
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});
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test('pool should not increase if the list has no size', function(done) {
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container.style.display = 'none';
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list.fire('iron-resize');
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flush(function() {
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assert.isFalse(list._increasePoolIfNeeded());
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done();
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});
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});
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});
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</script>
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</body>
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</html>
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