/* Any copyright is dedicated to the Public Domain. * http://creativecommons.org/publicdomain/zero/1.0/ */ "use strict"; const PREF_DISABLE_FX_SCREENSHOTS = "extensions.screenshots.disabled"; async function checkScreenshots(shouldBeEnabled) { return BrowserTestUtils.waitForCondition(() => { return ( !!PageActions.actionForID("screenshots_mozilla_org") == shouldBeEnabled ); }, "Expecting screenshots to be " + shouldBeEnabled); } add_task(async function test_disable_firefox_screenshots() { // Dynamically toggling the PREF_DISABLE_FX_SCREENSHOTS is very finicky, because // that pref is being watched, and it makes the Firefox Screenshots system add-on // to start or stop, causing intermittency. // // Firefox Screenshots is disabled by default on tests (in // testing/profiles/common/user.js). What we do here to test this policy is to enable // it on this specific test folder (through browser.ini) and then we let the policy // engine be responsible for disabling Firefox Screenshots in this case. is( Services.prefs.getBoolPref(PREF_DISABLE_FX_SCREENSHOTS), true, "Screenshots pref is disabled" ); await BrowserTestUtils.withNewTab("data:text/html,Test", async function () { await checkScreenshots(false); }); });