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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>dom-util-behavior</title>
<script src="../../bower_components/webcomponentsjs/webcomponents.min.js"></script>
<script src="../../bower_components/web-component-tester/browser.js"></script>
<link rel="import" href="../../test/common-test-setup.html"/>
<link rel="import" href="dom-util-behavior.html">
<test-fixture id="nested-structure">
<template>
<test-element></test-element>
<div>
<div class="a">
<div class="b">
<div class="c"></div>
</div>
</div>
</div>
</template>
</test-fixture>
<script>
suite('dom-util-behavior tests', () => {
let element;
let divs;
suiteSetup(() => {
// Define a Polymer element that uses this behavior.
Polymer({
is: 'test-element',
_legacyUndefinedCheck: true,
behaviors: [Gerrit.DomUtilBehavior],
});
});
setup(() => {
const testDom = fixture('nested-structure');
element = testDom[0];
divs = testDom[1];
});
test('descendedFromClass', () => {
// .c is a child of .a and not vice versa.
assert.isTrue(element.descendedFromClass(divs.querySelector('.c'), 'a'));
assert.isFalse(element.descendedFromClass(divs.querySelector('.a'), 'c'));
// Stops at stop element.
assert.isFalse(element.descendedFromClass(divs.querySelector('.c'), 'a',
divs.querySelector('.b')));
});
});
</script>