"use strict"; const { TelemetryTestUtils } = ChromeUtils.importESModule( "resource://testing-common/TelemetryTestUtils.sys.mjs" ); add_task(async function test_popup_opened() { Services.telemetry.clearEvents(); Services.telemetry.setEventRecordingEnabled("ysod", true); const PAGE_URL = getRootDirectory(gTestPath) + "broken_xml.xhtml"; let viewSourceTab = await BrowserTestUtils.openNewForegroundTab( gBrowser, PAGE_URL ); let content = await SpecialPowers.spawn( viewSourceTab.linkedBrowser, [], async function () { return content.document.documentElement.innerHTML; } ); ok(content.includes("XML"), "Document shows XML error"); TelemetryTestUtils.assertEvents( [ { method: "shown", object: "ysod", value: PAGE_URL.substr(0, 80), extra: { error_code: "11", location: "3:12", last_line: "