toolkit/components/thumbnails/test/browser_thumbnails_bg_timeout.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23

/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/ */

add_task(async function thumbnails_bg_timeout() {
  let url = bgTestPageURL({ wait: 30000 });
  ok(!thumbnailExists(url), "Thumbnail should not be cached already.");
  let numCalls = 0;
  let thumbnailErrorPromise = bgAddPageThumbObserver(url);

  await bgCapture(url, {
    timeout: 0,
    onDone: capturedURL => {
      is(capturedURL, url, "Captured URL should be URL passed to capture");
      is(numCalls++, 0, "onDone should be called only once");
      ok(
        !thumbnailExists(url),
        "Capture timed out so thumbnail should not be cached"
      );
    },
  });

  await Assert.rejects(thumbnailErrorPromise, /page-thumbnail:error/);
});