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

70 lines
2.3 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
/**
* Tests that if we have tabs that are still in the "click to
* restore" state, that if their browsers crash, that we don't
* show the crashed state for those tabs (since selecting them
* should restore them anyway).
*/
const PREF = "browser.sessionstore.restore_on_demand";
const PAGE = "data:text/html,<html><body>A%20regular,%20everyday,%20normal%20page.";
add_task(function* test() {
yield pushPrefs([PREF, true]);
yield BrowserTestUtils.withNewTab({
gBrowser,
url: PAGE,
}, function*(browser) {
yield TabStateFlusher.flush(browser);
// We'll create a second "pending" tab. This is the one we'll
// ensure doesn't go to about:tabcrashed. We start it non-remote
// since this is how SessionStore creates all browsers before
// they are restored.
let unrestoredTab = gBrowser.addTab("about:blank", {
skipAnimation: true,
forceNotRemote: true,
});
let state = {
entries: [{url: PAGE}],
};
ss.setTabState(unrestoredTab, JSON.stringify(state));
ok(!unrestoredTab.hasAttribute("crashed"), "tab is not crashed");
ok(unrestoredTab.hasAttribute("pending"), "tab is pending");
// Now crash the selected browser.
yield BrowserTestUtils.crashBrowser(browser);
ok(!unrestoredTab.hasAttribute("crashed"), "tab is still not crashed");
ok(unrestoredTab.hasAttribute("pending"), "tab is still pending");
// Selecting the tab should now restore it.
gBrowser.selectedTab = unrestoredTab;
yield promiseTabRestored(unrestoredTab);
ok(!unrestoredTab.hasAttribute("crashed"), "tab is still not crashed");
ok(!unrestoredTab.hasAttribute("pending"), "tab is no longer pending");
// The original tab should still be crashed
let originalTab = gBrowser.getTabForBrowser(browser);
ok(originalTab.hasAttribute("crashed"), "original tab is crashed");
ok(!originalTab.isRemoteBrowser, "Should not be remote");
// We'd better be able to restore it still.
gBrowser.selectedTab = originalTab;
SessionStore.reviveCrashedTab(originalTab);
yield promiseTabRestored(originalTab);
// Clean up.
yield BrowserTestUtils.removeTab(unrestoredTab);
});
});