browser_downloads_jsonview.js

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/* Any copyright is dedicated to the Public Domain.

   http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

const TEST_URL =

  "https://example.org/browser/browser/components/downloads/test/browser/cookies-json.sjs";

const { FileTestUtils } = ChromeUtils.importESModule(

  "resource://testing-common/FileTestUtils.sys.mjs"

);

add_task(async function test_save_jsonview() {

  // Create a cookie that will be valid for the given JSON Document

  Services.cookies.add(

    "example.org",

    "/",

    "cookieKey",

    "cookieValue",

    false,

    false,

    false,

    Number.MAX_SAFE_INTEGER,

{},

    Ci.nsICookie.SAMESITE_LAX,

    Ci.nsICookie.SCHEME_HTTPS

);

  // Set up the download

  let MockFilePicker = SpecialPowers.MockFilePicker;

  MockFilePicker.init(window.browsingContext);

  let list = await Downloads.getList(Downloads.PUBLIC);

  let downloadFinishedPromise = promiseDownloadFinished(list);

  let saveFile = FileTestUtils.getTempFile("cookies.sjs");

  if (!saveFile.exists()) {

    saveFile.create(Ci.nsIFile.DIRECTORY_TYPE, 0o755);

  // Open the JSONview

  await BrowserTestUtils.withNewTab(TEST_URL, async _ => {

    await new Promise(resolve => {

      MockFilePicker.showCallback = function (fp) {

        saveFile.append("testfile");

        MockFilePicker.setFiles([saveFile]);

        setTimeout(() => {

          resolve(fp.defaultString);

        }, 0);

        return Ci.nsIFilePicker.returnOK;

};

      // Download the JSONview page

      document.getElementById("Browser:SavePage").doCommand();

});

});

  // Wait for the download and make sure it is the right size

  let download = await downloadFinishedPromise;

  Assert.ok(download.stopped);

  Assert.ok(download.hasProgress);

  Assert.equal(download.progress, 100);

  Assert.equal(download.currentBytes, 45);

  Assert.equal(download.source.url, TEST_URL);

  Assert.equal(

    await IOUtils.readUTF8(download.target.path),

    '{"cookieHeaderValue":"cookieKey=cookieValue"}'

);

  Assert.equal(download.target.size, 45);

  MockFilePicker.cleanup();

});