forked from mirrors/gecko-dev
239cbc0daf
This allows the correct article to be displayed even when the reader mode ends up using a different process than the original page, Differential Revision: https://phabricator.services.mozilla.com/D78487
32 lines
1.2 KiB
JavaScript
32 lines
1.2 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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// This test verifies that the article is properly using the cached data
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// when switching into reader mode. The article produces a random number
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// contained within it, so if the article gets reloaded instead of using
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// the cached version, it would have a different value in it.
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const URL =
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"http://mochi.test:8888/browser/toolkit/components/reader/test/readerModeRandom.sjs";
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add_task(async function() {
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let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, URL);
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let randomNumber = await SpecialPowers.spawn(tab.linkedBrowser, [], () => {
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return content.document.getElementById("rnd").textContent;
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});
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let promiseTabLoad = promiseTabLoadEvent(tab);
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let readerButton = document.getElementById("reader-mode-button");
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readerButton.click();
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await promiseTabLoad;
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await TestUtils.waitForCondition(() => !readerButton.hidden);
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let newRandomNumber = await SpecialPowers.spawn(tab.linkedBrowser, [], () => {
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return content.document.getElementById("rnd").textContent;
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});
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is(randomNumber, newRandomNumber, "used the same value");
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BrowserTestUtils.removeTab(tab);
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});
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