/* Any copyright is dedicated to the Public Domain. * http://creativecommons.org/publicdomain/zero/1.0/ */ add_task(async function test_offscreen_text() { const URI = '

find this

'; await BrowserTestUtils.withNewTab( { gBrowser, url: "data:text/html;charset=utf-8," + encodeURIComponent(URI), }, async function (browser) { let finder = browser.finder; let listener = { onFindResult() { ok(false, "callback wasn't replaced"); }, }; finder.addResultListener(listener); function waitForFind() { return new Promise(resolve => { listener.onFindResult = resolve; }); } // Find the target text. let promiseFind = waitForFind(); finder.fastFind("find this", false, false); let findResult = await promiseFind; is( findResult.result, Ci.nsITypeAheadFind.FIND_FOUND, "Found target text." ); finder.removeResultListener(listener); } ); });