summaryrefslogtreecommitdiffstats
path: root/toolkit/components/places/tests/favicons/test_heavy_favicon.js
blob: 58282db2e3e713f64db454e305480433f9b09b57 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
/* Any copyright is dedicated to the Public Domain.
 *    http://creativecommons.org/publicdomain/zero/1.0/ */

/*
 * Tests a png with a large file size that can't fit MAX_FAVICON_BUFFER_SIZE,
 * it should be downsized until it can be stored, rather than thrown away.
 */

add_task(async function() {
  let file = do_get_file("noise.png");
  let icon = {
    file,
    uri: NetUtil.newURI(file),
    data: readFileData(file),
    mimetype: "image/png",
  };

  // If this should fail, it means MAX_FAVICON_BUFFER_SIZE has been made bigger
  // than this icon. For this test to make sense the icon shoul always be
  // bigger than MAX_FAVICON_BUFFER_SIZE. Please update the icon!
  Assert.ok(
    icon.data.length > Ci.nsIFaviconService.MAX_FAVICON_BUFFER_SIZE,
    "The test icon file size must be larger than Ci.nsIFaviconService.MAX_FAVICON_BUFFER_SIZE"
  );

  let pageURI = uri("http://foo.bar/");
  await PlacesTestUtils.addVisits(pageURI);

  PlacesUtils.favicons.replaceFaviconData(icon.uri, icon.data, icon.mimetype);
  await setFaviconForPage(pageURI, icon.uri);
  Assert.equal(
    await getFaviconUrlForPage(pageURI),
    icon.uri.spec,
    "A resampled version of the icon should be stored"
  );
});