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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Verifies that hidden, pre-loaded newtabs don't allow background captures, and
* when unhidden, do allow background captures.
*/
const CAPTURE_PREF = "browser.pagethumbnails.capturing_disabled";
add_task(function* () {
let imports = {};
Cu.import("resource://gre/modules/PageThumbs.jsm", imports);
// Disable captures.
yield pushPrefs([CAPTURE_PREF, false]);
// Make sure the thumbnail doesn't exist yet.
let url = "http://example.com/";
let path = imports.PageThumbsStorage.getFilePathForURL(url);
let file = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsIFile);
file.initWithPath(path);
try {
file.remove(false);
}
catch (err) {}
// Add a top site.
yield setLinks("-1");
// We need a handle to a hidden, pre-loaded newtab so we can verify that it
// doesn't allow background captures. Ensure we have a preloaded browser.
gBrowser._createPreloadBrowser();
// Wait for the preloaded browser to load.
if (gBrowser._preloadedBrowser.contentDocument.readyState != "complete") {
yield BrowserTestUtils.waitForEvent(gBrowser._preloadedBrowser, "load", true);
}
// We're now ready to use the preloaded browser.
BrowserOpenTab();
let tab = gBrowser.selectedTab;
let thumbnailCreatedPromise = new Promise(resolve => {
// Showing the preloaded tab should trigger thumbnail capture.
Services.obs.addObserver(function onCreate(subj, topic, data) {
if (data != url)
return;
Services.obs.removeObserver(onCreate, "page-thumbnail:create");
ok(true, "thumbnail created after preloaded tab was shown");
resolve();
}, "page-thumbnail:create", false);
});
// Enable captures.
yield pushPrefs([CAPTURE_PREF, false]);
yield thumbnailCreatedPromise;
// Test finished!
gBrowser.removeTab(tab);
file.remove(false);
});
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