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<!DOCTYPE HTML>
<html>
<head>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
</head>
<body>
<div id="host1">
<template shadowrootmode="open"></template>
</div>
<div id="host2">
<template shadowrootmode="open" shadowrootreferencetarget></template>
</div>
<div id="host3">
<template shadowrootmode="open" shadowrootreferencetarget="targetID"></template>
</div>
<script>
test(() => {
const shadow1 = document.querySelector("#host1").shadowRoot;
assert_equals(shadow1.referenceTarget, "");
const shadow2 = document.querySelector("#host2").shadowRoot;
assert_equals(shadow2.referenceTarget, "");
}, "ShadowRoot.referenceTarget defaults to empty string when shadow is created declaratively");
test(() => {
const shadow1 = document.querySelector("#host3").shadowRoot;
assert_equals(shadow1.referenceTarget, "targetID");
}, "<template> shadowrootreferencetarget sets referenceTarget on shadow root");
test(() => {
const host1 = document.createElement("div");
const shadow1 = host1.attachShadow({"mode": "open"});
assert_equals(shadow1.referenceTarget, "");
const host2 = document.createElement("div");
const shadow2 = host2.attachShadow({"mode": "open", "referenceTarget": null});
assert_equals(shadow2.referenceTarget, "null");
const host3 = document.createElement("div");
const shadow3 = host3.attachShadow({"mode": "open", "referenceTarget": ""});
assert_equals(shadow3.referenceTarget, "");
}, "ShadowRoot.referenceTarget defaults to empty string when shadow is created imperatively");
test(() => {
const host1 = document.createElement("div");
const shadow1 = host1.attachShadow({"mode": "open", "referenceTarget": "targetID"});
assert_equals(shadow1.referenceTarget, "targetID");
const host2 = document.createElement("div");
const shadow2 = host2.attachShadow({"mode": "open", "referenceTarget": 42});
assert_equals(shadow2.referenceTarget, "42");
const host3 = document.createElement("div");
const shadow3 = host3.attachShadow({"mode": "open", "referenceTarget": true});
assert_equals(shadow3.referenceTarget, "true");
const host4 = document.createElement("div");
const shadow4 = host4.attachShadow({"mode": "open", "referenceTarget": {"foo": "bar"}});
assert_equals(shadow4.referenceTarget, "[object Object]");
}, "ShadowRootInitDict can be used to set referenceTarget on shadow root");
</script>
</body>
</html>
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