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d7f74c0866
Differential Revision: https://phabricator.services.mozilla.com/D59082 --HG-- extra : moz-landing-system : lando
42 lines
1.2 KiB
JavaScript
42 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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const DOC = toDataURL(`<script>document.write(navigator.userAgent);</script>`);
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// Network.setUserAgentOverride is a redirect to Emulation.setUserAgentOverride.
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// Run at least one test for setting and resetting the user agent to make sure
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// that the redirect works.
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add_task(async function forwardToEmulation({ client }) {
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const { Network } = client;
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const userAgent = "Mozilla/5.0 (rv: 23) Romanesco/42.0";
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await loadURL(DOC);
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const originalUserAgent = await getNavigatorProperty("userAgent");
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isnot(originalUserAgent, userAgent, "Custom user agent hasn't been set");
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await Network.setUserAgentOverride({ userAgent });
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await loadURL(DOC);
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is(
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await getNavigatorProperty("userAgent"),
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userAgent,
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"Custom user agent has been set"
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);
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await Network.setUserAgentOverride({ userAgent: "" });
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await loadURL(DOC);
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is(
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await getNavigatorProperty("userAgent"),
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originalUserAgent,
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"Custom user agent has been reset"
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);
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});
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async function getNavigatorProperty(prop) {
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return SpecialPowers.spawn(gBrowser.selectedBrowser, [prop], _prop => {
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return content.navigator[_prop];
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});
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}
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