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<!DOCTYPE html>
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Copyright (C) 2016 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-select</title>
<script src="../../../bower_components/webcomponentsjs/webcomponents.min.js"></script>
<script src="../../../bower_components/web-component-tester/browser.js"></script>
<link rel="import" href="gr-select.html">
<test-fixture id="basic">
<template>
<select is="gr-select">
<option value="1">One</option>
<option value="2">Two</option>
<option value="3">Three</option>
</select>
</template>
</test-fixture>
<script>
suite('gr-select tests', function() {
var element;
setup(function() {
element = fixture('basic');
});
test('bidirectional binding property-to-attribute', function() {
var changeStub = sinon.stub();
element.addEventListener('bind-value-changed', changeStub);
// The selected element should be the first one by default.
assert.equal(element.value, '1');
assert.equal(element.bindValue, '1');
assert.isFalse(changeStub.called);
// Now change the value.
element.bindValue = '2';
// It should be updated.
assert.equal(element.value, '2');
assert.equal(element.bindValue, '2');
assert.isTrue(changeStub.called);
});
test('bidirectional binding attribute-to-property', function() {
var changeStub = sinon.stub();
element.addEventListener('bind-value-changed', changeStub);
// The selected element should be the first one by default.
assert.equal(element.value, '1');
assert.equal(element.bindValue, '1');
assert.isFalse(changeStub.called);
// Now change the value.
element.value = '3';
element.fire('change');
// It should be updated.
assert.equal(element.value, '3');
assert.equal(element.bindValue, '3');
assert.isTrue(changeStub.called);
});
});
</script>