tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_reframe_visibility.js (3987B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this
      3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      4 
      5 "use strict";
      6 
      7 /* import-globals-from ../../mochitest/states.js */
      8 /* import-globals-from ../../mochitest/role.js */
      9 loadScripts({ name: "states.js", dir: MOCHITESTS_DIR });
     10 loadScripts({ name: "role.js", dir: MOCHITESTS_DIR });
     11 
     12 addAccessibleTask(
     13  `<input id="textbox" value="hello"/>`,
     14  async function (browser, iframeDocAcc, contentDocAcc) {
     15    info(
     16      "Check that the IFRAME and the IFRAME document are accessible initially."
     17    );
     18    let iframeAcc = findAccessibleChildByID(contentDocAcc, DEFAULT_IFRAME_ID);
     19    ok(!isDefunct(iframeAcc), "IFRAME should be accessible");
     20    ok(!isDefunct(iframeDocAcc), "IFRAME document should be accessible");
     21 
     22    info(
     23      "Hide the IFRAME and check that it's gone along with the IFRAME document."
     24    );
     25    let onEvents = waitForEvent(EVENT_REORDER, contentDocAcc);
     26    await SpecialPowers.spawn(browser, [DEFAULT_IFRAME_ID], contentId => {
     27      content.document.getElementById(contentId).style.display = "none";
     28    });
     29    await onEvents;
     30 
     31    ok(
     32      isDefunct(iframeAcc),
     33      "IFRAME accessible should be defunct when hidden."
     34    );
     35    if (gIsRemoteIframe) {
     36      ok(
     37        !isDefunct(iframeDocAcc),
     38        "IFRAME document's accessible is not defunct when the IFRAME is hidden and fission is enabled."
     39      );
     40    } else {
     41      ok(
     42        isDefunct(iframeDocAcc),
     43        "IFRAME document's accessible is defunct when the IFRAME is hidden and fission is not enabled."
     44      );
     45    }
     46    ok(
     47      !findAccessibleChildByID(contentDocAcc, DEFAULT_IFRAME_ID),
     48      "No accessible for an IFRAME present."
     49    );
     50    ok(
     51      !findAccessibleChildByID(contentDocAcc, DEFAULT_IFRAME_DOC_BODY_ID),
     52      "No accessible for the IFRAME document present."
     53    );
     54 
     55    info(
     56      "Show the IFRAME and check that a new accessible is created for it as " +
     57        "well as the IFRAME document."
     58    );
     59 
     60    const events = [[EVENT_REORDER, contentDocAcc]];
     61    if (!gIsRemoteIframe) {
     62      events.push([
     63        EVENT_STATE_CHANGE,
     64        event => {
     65          const scEvent = event.QueryInterface(nsIAccessibleStateChangeEvent);
     66          const id = getAccessibleDOMNodeID(event.accessible);
     67          return (
     68            id === DEFAULT_IFRAME_DOC_BODY_ID &&
     69            scEvent.state === STATE_BUSY &&
     70            scEvent.isEnabled === false
     71          );
     72        },
     73      ]);
     74    }
     75    onEvents = waitForEvents(events);
     76    await SpecialPowers.spawn(browser, [DEFAULT_IFRAME_ID], contentId => {
     77      content.document.getElementById(contentId).style.display = "block";
     78    });
     79    await onEvents;
     80 
     81    iframeAcc = findAccessibleChildByID(contentDocAcc, DEFAULT_IFRAME_ID);
     82    const newiframeDocAcc = iframeAcc.firstChild;
     83 
     84    ok(!isDefunct(iframeAcc), "IFRAME should be accessible");
     85    is(iframeAcc.childCount, 1, "IFRAME accessible should have a single child");
     86    ok(newiframeDocAcc, "IFRAME document exists");
     87    ok(!isDefunct(newiframeDocAcc), "IFRAME document should be accessible");
     88    if (gIsRemoteIframe) {
     89      ok(
     90        !isDefunct(iframeDocAcc),
     91        "Original IFRAME document accessible should not be defunct when fission is enabled."
     92      );
     93      is(
     94        iframeAcc.firstChild,
     95        iframeDocAcc,
     96        "Existing accessible is used for a IFRAME document."
     97      );
     98    } else {
     99      ok(
    100        isDefunct(iframeDocAcc),
    101        "Original IFRAME document accessible should be defunct when fission is not enabled."
    102      );
    103      isnot(
    104        iframeAcc.firstChild,
    105        iframeDocAcc,
    106        "A new accessible is created for a IFRAME document."
    107      );
    108    }
    109    is(
    110      iframeAcc.firstChild,
    111      newiframeDocAcc,
    112      "A new accessible for a IFRAME document is the child of the IFRAME accessible"
    113    );
    114  },
    115  { topLevel: false, iframe: true, remoteIframe: true }
    116 );