tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_session_data_browser_element.js (3545B)

      1 /* Any copyright is dedicated to the Public Domain.
      2 * http://creativecommons.org/publicdomain/zero/1.0/ */
      3 
      4 "use strict";
      5 
      6 const TEST_PAGE = "https://example.com/document-builder.sjs?html=tab";
      7 
      8 /**
      9 * Check that message handlers are not created for parent process browser
     10 * elements, even if they have the type="content" attribute (eg used for the
     11 * DevTools toolbox), as well as for webextension contexts.
     12 */
     13 add_task(async function test_session_data_broadcast() {
     14  // Prepare:
     15  // - one content tab
     16  // - one browser type content
     17  // - one browser type chrome
     18  // - one sidebar webextension
     19  // We only expect session data to be applied to the content tab
     20  const tab1 = BrowserTestUtils.addTab(gBrowser, TEST_PAGE);
     21  const contentBrowser1 = tab1.linkedBrowser;
     22  await BrowserTestUtils.browserLoaded(contentBrowser1);
     23  const parentBrowser1 = createParentBrowserElement(tab1, "content");
     24  const parentBrowser2 = createParentBrowserElement(tab1, "chrome");
     25  const { extension: extension1, sidebarBrowser: extSidebarBrowser1 } =
     26    await installSidebarExtension();
     27 
     28  const root = createRootMessageHandler("session-id-event");
     29 
     30  // When the windowglobal command.sys.mjs module applies the session data
     31  // browser_session_data_browser_element, it will emit an event.
     32  // Collect the events to detect which MessageHandlers have been started.
     33  info("Watch events emitted when session data is applied");
     34  const sessionDataEvents = [];
     35  const onRootEvent = function (evtName, wrappedEvt) {
     36    if (wrappedEvt.name === "received-session-data") {
     37      sessionDataEvents.push(wrappedEvt.data.contextId);
     38    }
     39  };
     40  root.on("message-handler-event", onRootEvent);
     41 
     42  info("Add a new session data item, expect one return value");
     43  await root.addSessionDataItem({
     44    moduleName: "command",
     45    category: "browser_session_data_browser_element",
     46    contextDescriptor: {
     47      type: ContextDescriptorType.All,
     48    },
     49    values: [true],
     50  });
     51 
     52  function hasSessionData(browsingContext) {
     53    return sessionDataEvents.includes(browsingContext.id);
     54  }
     55 
     56  info(
     57    "Check that only the content tab window global received the session data"
     58  );
     59  is(hasSessionData(contentBrowser1.browsingContext), true);
     60  is(hasSessionData(parentBrowser1.browsingContext), false);
     61  is(hasSessionData(parentBrowser2.browsingContext), false);
     62  is(hasSessionData(extSidebarBrowser1.browsingContext), false);
     63 
     64  const tab2 = BrowserTestUtils.addTab(gBrowser, TEST_PAGE);
     65  const contentBrowser2 = tab2.linkedBrowser;
     66  await BrowserTestUtils.browserLoaded(contentBrowser2);
     67  const parentBrowser3 = createParentBrowserElement(contentBrowser2, "content");
     68  const parentBrowser4 = createParentBrowserElement(contentBrowser2, "chrome");
     69 
     70  const { extension: extension2, sidebarBrowser: extSidebarBrowser2 } =
     71    await installSidebarExtension();
     72 
     73  info("Wait until the session data was applied to the new tab");
     74  await TestUtils.waitForCondition(() =>
     75    sessionDataEvents.includes(contentBrowser2.browsingContext.id)
     76  );
     77 
     78  info("Check that parent browser elements did not apply the session data");
     79  is(hasSessionData(parentBrowser3.browsingContext), false);
     80  is(hasSessionData(parentBrowser4.browsingContext), false);
     81 
     82  info(
     83    "Check that extension did not apply the session data, " +
     84      extSidebarBrowser2.browsingContext.id
     85  );
     86  is(hasSessionData(extSidebarBrowser2.browsingContext), false);
     87 
     88  root.destroy();
     89 
     90  gBrowser.removeTab(tab1);
     91  gBrowser.removeTab(tab2);
     92  await extension1.unload();
     93  await extension2.unload();
     94 });