tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_nosrc_and_error_media.js (3291B)

      1 // Import this in order to use `triggerPictureInPicture()`.
      2 Services.scriptloader.loadSubScript(
      3  "chrome://mochitests/content/browser/toolkit/components/pictureinpicture/tests/head.js",
      4  this
      5 );
      6 
      7 const PAGE_NOSRC_MEDIA =
      8  "https://example.com/browser/dom/media/mediacontrol/tests/browser/file_no_src_media.html";
      9 const PAGE_ERROR_MEDIA =
     10  "https://example.com/browser/dom/media/mediacontrol/tests/browser/file_error_media.html";
     11 const PAGES = [PAGE_NOSRC_MEDIA, PAGE_ERROR_MEDIA];
     12 const testVideoId = "video";
     13 
     14 add_task(async function setupTestingPref() {
     15  await SpecialPowers.pushPrefEnv({
     16    set: [["media.mediacontrol.testingevents.enabled", true]],
     17  });
     18 });
     19 
     20 /**
     21 * To ensure the no src media and media with error won't activate the media
     22 * controller even if they enters PIP mode or fullscreen.
     23 */
     24 add_task(async function testNoSrcOrErrorMediaEntersPIPMode() {
     25  for (let page of PAGES) {
     26    info(`open media page ${page}`);
     27    const tab = await createLoadedTabWrapper(page, { needCheck: false });
     28 
     29    info(`controller should always inactive`);
     30    const controller = tab.linkedBrowser.browsingContext.mediaController;
     31    controller.onactivated = () => {
     32      ok(false, "should not get activated!");
     33    };
     34 
     35    info(`enter PIP mode which would not affect controller`);
     36    const winPIP = await triggerPictureInPicture(
     37      tab.linkedBrowser,
     38      testVideoId
     39    );
     40    info(`leave PIP mode`);
     41    await ensureMessageAndClosePiP(
     42      tab.linkedBrowser,
     43      testVideoId,
     44      winPIP,
     45      false
     46    );
     47    ok(!controller.isActive, "controller is still inactive");
     48 
     49    info(`remove tab`);
     50    await tab.close();
     51  }
     52 });
     53 
     54 add_task(async function testNoSrcOrErrorMediaEntersFullscreen() {
     55  for (let page of PAGES) {
     56    info(`open media page ${page}`);
     57    const tab = await createLoadedTabWrapper(page, { needCheck: false });
     58 
     59    info(`controller should always inactive`);
     60    const controller = tab.linkedBrowser.browsingContext.mediaController;
     61    controller.onactivated = () => {
     62      ok(false, "should not get activated!");
     63    };
     64 
     65    info(`enter and leave fullscreen which would not affect controller`);
     66    await enterAndLeaveFullScreen(tab, testVideoId);
     67    ok(!controller.isActive, "controller is still inactive");
     68 
     69    info(`remove tab`);
     70    await tab.close();
     71  }
     72 });
     73 
     74 /**
     75 * The following is helper function.
     76 */
     77 async function enterAndLeaveFullScreen(tab, elementId) {
     78  await new Promise(resolve =>
     79    SimpleTest.waitForFocus(resolve, tab.linkedBrowser.ownerGlobal)
     80  );
     81  await SpecialPowers.spawn(tab.linkedBrowser, [elementId], elementId => {
     82    return new Promise(r => {
     83      const element = content.document.getElementById(elementId);
     84      ok(!content.document.fullscreenElement, "no fullscreen element");
     85      element.requestFullscreen();
     86      element.onfullscreenchange = () => {
     87        if (content.document.fullscreenElement) {
     88          element.onfullscreenerror = null;
     89          content.document.exitFullscreen();
     90        } else {
     91          element.onfullscreenchange = null;
     92          element.onfullscreenerror = null;
     93          r();
     94        }
     95      };
     96      element.onfullscreenerror = () => {
     97        // Retry until the element successfully enters fullscreen.
     98        element.requestFullscreen();
     99      };
    100    });
    101  });
    102 }