browser_xhr_substituted_protocol_responseURL.js

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/.

*/

// Bug 1411725 - An XHR using a SubstitutingProtocolHandler channel

// (web-extension:, resource:, etc) should return the original URL,

// not the jar/file it was actually substituted for.

const TEST_URL = "resource://gre/modules/XPCOMUtils.sys.mjs";

add_task(async function test() {

  await new Promise(resolve => {

    const xhr = new XMLHttpRequest();

    xhr.responseType = "text";

    xhr.open("get", TEST_URL);

    xhr.addEventListener("loadend", () => {

is(

        xhr.responseURL,

        TEST_URL,

        "original URL is given instead of substitution"

);

      resolve();

});

    xhr.send();

});

});