gecko-dev/browser/components/sessionstore/test/browser_undoCloseById.js

120 строки
4.8 KiB
JavaScript

/* eslint-disable mozilla/no-arbitrary-setTimeout */
"use strict";
/**
* This test is for the undoCloseById function.
*/
const {SessionStore} = ChromeUtils.import("resource:///modules/sessionstore/SessionStore.jsm");
async function openAndCloseTab(window, url) {
let tab = BrowserTestUtils.addTab(window.gBrowser, url);
await promiseBrowserLoaded(tab.linkedBrowser, true, url);
await TabStateFlusher.flush(tab.linkedBrowser);
await promiseRemoveTabAndSessionState(tab);
}
async function openWindow(url) {
let win = await promiseNewWindowLoaded();
let flags = Ci.nsIWebNavigation.LOAD_FLAGS_REPLACE_HISTORY;
BrowserTestUtils.loadURI(win.gBrowser.selectedBrowser, url, { flags });
await promiseBrowserLoaded(win.gBrowser.selectedBrowser, true, url);
return win;
}
async function closeWindow(win) {
await BrowserTestUtils.closeWindow(win);
// Wait 20 ms to allow SessionStorage a chance to register the closed window.
await new Promise(resolve => setTimeout(resolve, 20));
}
add_task(async function test_undoCloseById() {
// Clear the lists of closed windows and tabs.
forgetClosedWindows();
while (SessionStore.getClosedTabCount(window)) {
SessionStore.forgetClosedTab(window, 0);
}
// Open a new window.
let win = await openWindow("about:robots");
// Open and close a tab.
await openAndCloseTab(win, "about:mozilla");
is(SessionStore.lastClosedObjectType, "tab", "The last closed object is a tab");
// Record the first closedId created.
let initialClosedId = SessionStore.getClosedTabData(win, false)[0].closedId;
// Open and close another window.
let win2 = await openWindow("about:mozilla");
await closeWindow(win2); // closedId == initialClosedId + 1
is(SessionStore.lastClosedObjectType, "window", "The last closed object is a window");
// Open and close another tab in the first window.
await openAndCloseTab(win, "about:robots"); // closedId == initialClosedId + 2
is(SessionStore.lastClosedObjectType, "tab", "The last closed object is a tab");
// Undo closing the second tab.
let tab = SessionStore.undoCloseById(initialClosedId + 2);
await promiseBrowserLoaded(tab.linkedBrowser);
is(tab.linkedBrowser.currentURI.spec, "about:robots", "The expected tab was re-opened");
let notTab = SessionStore.undoCloseById(initialClosedId + 2);
is(notTab, undefined, "Re-opened tab cannot be unClosed again by closedId");
// Now the last closed object should be a window again.
is(SessionStore.lastClosedObjectType, "window", "The last closed object is a window");
// Undo closing the first tab.
let tab2 = SessionStore.undoCloseById(initialClosedId);
await promiseBrowserLoaded(tab2.linkedBrowser);
is(tab2.linkedBrowser.currentURI.spec, "about:mozilla", "The expected tab was re-opened");
// Close the two tabs we re-opened.
await promiseRemoveTabAndSessionState(tab); // closedId == initialClosedId + 3
is(SessionStore.lastClosedObjectType, "tab", "The last closed object is a tab");
await promiseRemoveTabAndSessionState(tab2); // closedId == initialClosedId + 4
is(SessionStore.lastClosedObjectType, "tab", "The last closed object is a tab");
// Open another new window.
let win3 = await openWindow("about:mozilla");
// Close both windows.
await closeWindow(win); // closedId == initialClosedId + 5
is(SessionStore.lastClosedObjectType, "window", "The last closed object is a window");
await closeWindow(win3); // closedId == initialClosedId + 6
is(SessionStore.lastClosedObjectType, "window", "The last closed object is a window");
// Undo closing the second window.
win = SessionStore.undoCloseById(initialClosedId + 6);
await BrowserTestUtils.waitForEvent(win, "load");
// Make sure we wait until this window is restored.
await BrowserTestUtils.waitForEvent(win.gBrowser.tabContainer,
"SSTabRestored");
is(win.gBrowser.selectedBrowser.currentURI.spec, "about:mozilla", "The expected window was re-opened");
let notWin = SessionStore.undoCloseById(initialClosedId + 6);
is(notWin, undefined, "Re-opened window cannot be unClosed again by closedId");
// Close the window again.
await closeWindow(win);
is(SessionStore.lastClosedObjectType, "window", "The last closed object is a window");
// Undo closing the first window.
win = SessionStore.undoCloseById(initialClosedId + 5);
await BrowserTestUtils.waitForEvent(win, "load");
// Make sure we wait until this window is restored.
await BrowserTestUtils.waitForEvent(win.gBrowser.tabContainer,
"SSTabRestored");
is(win.gBrowser.selectedBrowser.currentURI.spec, "about:robots", "The expected window was re-opened");
// Close the window again.
await closeWindow(win);
is(SessionStore.lastClosedObjectType, "window", "The last closed object is a window");
});