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<!DOCTYPE html>
<meta charset="utf-8">
<title>Test for serialized state in XSLT result document</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<script>
async_test(t => {
let iframe = document.createElement('iframe');
let src = `<?xml version="1.0"?>
<?xml-stylesheet type="text/xml" href="#stylesheet"?>
<doc>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0" id="stylesheet">
<xsl:output method="html"/>
<xsl:template match="/">
<html>
<xsl:element name="script">self.addEventListener("message", () => { history.go(0); });</xsl:element>
<body onload="parent.postMessage(history.state, '*'); history.replaceState('data', 'title');"></body>
</html>
</xsl:template>
</xsl:stylesheet>
</doc>`;
iframe.src = "data:text/xml," + encodeURIComponent(src);
let reloaded = false;
self.addEventListener("message", t.step_func(({data: state}) => {
if (!reloaded) {
assert_equals(state, null, "At this point history.state should be set.");
iframe.contentWindow.postMessage("", "*");
reloaded = true;
return;
}
assert_equals(state, 'data', "Data set through history.replaceState in an XSLT result document should persist.");
t.done();
}));
document.body.appendChild(iframe);
}, "Test for serialized state in XSLT result document");
</script>
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