spincycle
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A reactive message router and object manager that lets clients subscribe to object property changes on the server
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HTML
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<html>
<head>
<title>iron-selector-selected-attribute</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-selector.html">
<style>
.iron-selected {
background: #ccc;
}
</style>
</head>
<body>
<test-fixture id="test">
<template>
<iron-selector id="selector">
<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>
<test-fixture id="test-attr-change">
<template>
<iron-selector id="selector" attr-for-selected="data-x" selected="x-1">
<div data-x="x-1" data-y="y-1">1</div>
<div data-x="x-2" data-y="y-2">2</div>
<div data-x="x-3" data-y="y-3">3</div>
</iron-selector>
</template>
</test-fixture>
<test-fixture id="test-attr-change-multi">
<template>
<iron-selector multi id="selector"
attr-for-selected="data-x"
selected-values='["x-1","x-2"]'>
<div data-x="x-1" data-y="y-1">1</div>
<div data-x="x-2" data-y="y-2">2</div>
<div data-x="x-3" data-y="y-3">3</div>
</iron-selector>
</template>
</test-fixture>
<script>
suite('selected attributes', function() {
var s;
setup(function () {
s = fixture('test');
});
test('custom selectedAttribute', function() {
// set selectedAttribute
s.selectedAttribute = 'myattr';
// check selected attribute (should not be there)
assert.isFalse(s.children[4].hasAttribute('myattr'));
// set selected
s.selected = 4;
// now selected attribute should be there
assert.isTrue(s.children[4].hasAttribute('myattr'));
});
});
suite('changing attrForSelected', function() {
var s;
setup(function () {
s = fixture('test-attr-change');
});
test('changing selectedAttribute', function() {
Polymer.dom.flush();
s.attrForSelected = 'data-y';
assert.equal(s.selected, 'y-1');
});
});
suite('changing attrForSelected in multi', function() {
var s;
setup(function () {
s = fixture('test-attr-change-multi');
});
test('changing selectedAttribute', function() {
Polymer.dom.flush();
s.attrForSelected = 'data-y';
assert.equal(s.selectedValues.length, 2);
assert.equal(s.selectedValues[0],'y-1');
assert.equal(s.selectedValues[1],'y-2');
});
});
</script>
</body>
</html>