The Tor Browser: toolkit/components/thumbnails/test/browser_thumbnails_bg

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* Any copyright is dedicated to the Public Domain.

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

     4 function runTests() {

     5   let url = bgTestPageURL({ wait: 30000 });

     6   ok(!thumbnailExists(url), "Thumbnail should not be cached already.");

     7   let numCalls = 0;

     8   BackgroundPageThumbs.capture(url, {

     9     timeout: 0,

    10     onDone: function onDone(capturedURL) {

    11       is(capturedURL, url, "Captured URL should be URL passed to capture");

    12       is(numCalls++, 0, "onDone should be called only once");

    13       ok(!thumbnailExists(url),

    14          "Capture timed out so thumbnail should not be cached");

    15       next();

    16     },

    17   });

    18   yield true;

    19 }

The Tor Browser / file revision