focus.html
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<!doctype html>
<!--
@license
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
The complete set of authors may be found at http://polymer.github.io/AUTHORS
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS
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
-->
<html>
<head>
<meta charset="UTF-8">
<title>iron-list test</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
<script src="../../webcomponentsjs/webcomponents-lite.js"></script>
<script src="../../iron-test-helpers/mock-interactions.js"></script>
<script src="../../web-component-tester/browser.js"></script>
<link rel="import" href="helpers.html">
<link rel="import" href="x-list.html">
</head>
<body>
<test-fixture id="trivialList">
<template>
<x-list></x-list>
</template>
</test-fixture>
<script>
suite('basic features', function() {
var list, container;
setup(function() {
container = fixture('trivialList');
list = container.list;
});
test('first item should be focusable', function(done) {
container.data = buildDataSet(100);
flush(function() {
console.log(getFirstItemFromList(list));
assert.notEqual(getFirstItemFromList(list).tabIndex, -1);
done();
});
});
test('focus the first item and then reset the items', function(done) {
list.items = buildDataSet(100);
flush(function() {
getFirstItemFromList(list).focus();
simulateScroll({
list: list,
contribution: 200,
target: 3000,
onScrollEnd: function() {
list.items = [];
flush(function() {
done();
});
}
});
});
});
test('focus the first item and then splice all the items', function(done) {
list.items = buildDataSet(100);
flush(function() {
getFirstItemFromList(list).focus();
simulateScroll({
list: list,
contribution: 200,
target: 3000,
onScrollEnd: function() {
list.splice('items', 0, list.items.length);
flush(function() {
done();
});
}
});
});
});
test('should not hide the list', function(done) {
list.items = buildDataSet(100);
flush(function() {
// this index isn't rendered yet
list._focusedIndex = list.items.length-1;
list.scrollTarget.addEventListener('scroll', function() {
var rect = list.getBoundingClientRect();
assert.isTrue(rect.top + rect.height > 0);
done();
});
// trigger the scroll event
list._scrollTop = 1000;
});
});
});
</script>
</body>
</html>