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<!DOCTYPE html>
<html>
<head>
<title>CSS Shadow Parts - All Hosts</title>
<meta href="mailto:fergal@chromium.org" rel="author" title="Fergal Daly">
<link href="http://www.google.com/" rel="author" title="Google">
<link href="https://drafts.csswg.org/css-shadow-parts/" rel="help">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/shadow-helper.js"></script>
</head>
<body>
<style>::part(partp) { color: green; }</style>
<script>installCustomElement("custom-element", "custom-element-template");</script>
<template id="custom-element-template">
<style>span { color: red; }</style>
<span id="part" part="partp">This text</span>
</template>
The following text should be green:
<custom-element id="c-e-1"></custom-element>
The following text should be green:
<custom-element id="c-e-2"></custom-element>
<script>
"use strict";
const colorGreen = "rgb(0, 128, 0)";
test(function() {
const el = getElementByShadowIds(document, ["c-e-1", "part"]);
assert_equals(window.getComputedStyle(el).color, colorGreen);
}, "::part with host selector styles in first host");
test(function() {
const el = getElementByShadowIds(document, ["c-e-2", "part"]);
assert_equals(window.getComputedStyle(el).color, colorGreen);
}, "::part with host selector styles in second host");
</script>
</body>
</html>
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