tenfourfox/browser/components/sessionstore/test/browser_capabilities.js
Cameron Kaiser c9b2922b70 hello FPR
2017-04-19 00:56:45 -07:00

77 lines
2.8 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
/**
* These tests ensures that disabling features by flipping nsIDocShell.allow*
* properties are (re)stored as disabled. Disallowed features must be
* re-enabled when the tab is re-used by another tab restoration.
*/
add_task(function docshell_capabilities() {
let tab = yield createTab();
let browser = tab.linkedBrowser;
let docShell = browser.docShell;
// Get the list of capabilities for docShells.
let flags = Object.keys(docShell).filter(k => k.startsWith("allow"));
// Check that everything is allowed by default for new tabs.
let state = JSON.parse(ss.getTabState(tab));
ok(!("disallow" in state), "everything allowed by default");
ok(flags.every(f => docShell[f]), "all flags set to true");
// Flip a couple of allow* flags.
docShell.allowImages = false;
docShell.allowMetaRedirects = false;
// Now reload the document to ensure that these capabilities
// are taken into account.
browser.reload();
yield promiseBrowserLoaded(browser);
// Flush to make sure chrome received all data.
yield TabStateFlusher.flush(browser);
// Check that we correctly save disallowed features.
let disallowedState = JSON.parse(ss.getTabState(tab));
let disallow = new Set(disallowedState.disallow.split(","));
ok(disallow.has("Images"), "images not allowed");
ok(disallow.has("MetaRedirects"), "meta redirects not allowed");
is(disallow.size, 2, "two capabilities disallowed");
// Reuse the tab to restore a new, clean state into it.
yield promiseTabState(tab, {entries: [{url: "about:robots"}]});
// Flush to make sure chrome received all data.
yield TabStateFlusher.flush(browser);
// After restoring disallowed features must be available again.
state = JSON.parse(ss.getTabState(tab));
ok(!("disallow" in state), "everything allowed again");
ok(flags.every(f => docShell[f]), "all flags set to true");
// Restore the state with disallowed features.
yield promiseTabState(tab, disallowedState);
// Check that docShell flags are set.
ok(!docShell.allowImages, "images not allowed");
ok(!docShell.allowMetaRedirects, "meta redirects not allowed");
// Check that we correctly restored features as disabled.
state = JSON.parse(ss.getTabState(tab));
disallow = new Set(state.disallow.split(","));
ok(disallow.has("Images"), "images not allowed anymore");
ok(disallow.has("MetaRedirects"), "meta redirects not allowed anymore");
is(disallow.size, 2, "two capabilities disallowed");
// Clean up after ourselves.
gBrowser.removeTab(tab);
});
function createTab() {
let tab = gBrowser.addTab("about:mozilla");
let browser = tab.linkedBrowser;
return promiseBrowserLoaded(browser).then(() => tab);
}