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70fdad6676
This should make a bit clearer that it is only starting the load, not waiting for its completion. Differential Revision: https://phabricator.services.mozilla.com/D188213
84 lines
2.4 KiB
JavaScript
84 lines
2.4 KiB
JavaScript
"use strict";
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/**
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* This test ensures that after closing a window we keep its state data around
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* as long as something keeps a reference to it. It should only be possible to
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* read data after closing - writing should fail.
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*/
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add_task(async function test() {
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// Open a new window.
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let win = await promiseNewWindowLoaded();
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// Load some URL in the current tab.
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let flags = Ci.nsIWebNavigation.LOAD_FLAGS_REPLACE_HISTORY;
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BrowserTestUtils.startLoadingURIString(
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win.gBrowser.selectedBrowser,
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"about:robots",
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{
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flags,
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}
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);
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await promiseBrowserLoaded(win.gBrowser.selectedBrowser);
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// Open a second tab and close the first one.
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let tab = BrowserTestUtils.addTab(win.gBrowser, "about:mozilla");
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await promiseBrowserLoaded(tab.linkedBrowser);
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await TabStateFlusher.flush(tab.linkedBrowser);
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await promiseRemoveTabAndSessionState(win.gBrowser.tabs[0]);
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// Make sure our window is still tracked by sessionstore
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// and the window state is as expected.
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ok("__SSi" in win, "window is being tracked by sessionstore");
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ss.setCustomWindowValue(win, "foo", "bar");
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checkWindowState(win);
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// Close our window.
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await BrowserTestUtils.closeWindow(win);
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// SessionStore should no longer track our window
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// but it should still report the same state.
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ok(!("__SSi" in win), "sessionstore does no longer track our window");
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checkWindowState(win);
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// Make sure we're not allowed to modify state data.
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Assert.throws(
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() => ss.setWindowState(win, {}),
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/Window is not tracked/,
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"we're not allowed to modify state data anymore"
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);
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Assert.throws(
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() => ss.setCustomWindowValue(win, "foo", "baz"),
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/Window is not tracked/,
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"we're not allowed to modify state data anymore"
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);
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});
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function checkWindowState(window) {
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let {
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windows: [{ tabs }],
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} = ss.getWindowState(window);
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is(tabs.length, 1, "the window has a single tab");
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is(tabs[0].entries[0].url, "about:mozilla", "the tab is about:mozilla");
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is(ss.getClosedTabCountForWindow(window), 1, "the window has one closed tab");
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let [
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{
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state: {
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entries: [{ url }],
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},
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},
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] = ss.getClosedTabDataForWindow(window);
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is(url, "about:robots", "the closed tab is about:robots");
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is(ss.getCustomWindowValue(window, "foo"), "bar", "correct extData value");
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}
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function shouldThrow(f) {
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try {
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f();
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} catch (e) {
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return true;
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}
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return null;
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}
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