tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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browser_autoplay_policy_touchScroll.js (2593B)

      1 /**
      2 * This test is used to ensure that touch in point can activate document and
      3 * allow autoplay, but touch scroll can't activate document.
      4 */
      5 /* eslint-disable mozilla/no-arbitrary-setTimeout */
      6 "use strict";
      7 
      8 const PAGE = GetTestWebBasedURL("file_nonAutoplayAudio.html");
      9 
     10 function checkMediaPlayingState(isPlaying) {
     11  let audio = content.document.getElementById("testAudio");
     12  if (!audio) {
     13    ok(false, "can't get the audio element!");
     14  }
     15 
     16  is(!audio.paused, isPlaying, "media playing state is correct.");
     17 }
     18 
     19 async function callMediaPlay(shouldStartPlaying) {
     20  let audio = content.document.getElementById("testAudio");
     21  if (!audio) {
     22    ok(false, "can't get the audio element!");
     23  }
     24 
     25  info(`call media.play().`);
     26  let playPromise = new Promise((resolve, reject) => {
     27    audio.play().then(() => {
     28      audio.isPlayStarted = true;
     29      resolve();
     30    });
     31    content.setTimeout(() => {
     32      if (audio.isPlayStarted) {
     33        return;
     34      }
     35      reject();
     36    }, 3000);
     37  });
     38 
     39  let isStartPlaying = await playPromise.then(
     40    () => true,
     41    () => false
     42  );
     43  is(
     44    isStartPlaying,
     45    shouldStartPlaying,
     46    "media is " + (isStartPlaying ? "" : "not ") + "playing."
     47  );
     48 }
     49 
     50 async function synthesizeTouchScroll(target, browser) {
     51  const offset = 100;
     52  await BrowserTestUtils.synthesizeTouch(
     53    target,
     54    0,
     55    0,
     56    { type: "touchstart" },
     57    browser
     58  );
     59  await BrowserTestUtils.synthesizeTouch(
     60    target,
     61    offset / 2,
     62    offset / 2,
     63    { type: "touchmove" },
     64    browser
     65  );
     66  await BrowserTestUtils.synthesizeTouch(
     67    target,
     68    offset,
     69    offset,
     70    { type: "touchend" },
     71    browser
     72  );
     73 }
     74 
     75 add_task(async function setup_test_preference() {
     76  return SpecialPowers.pushPrefEnv({
     77    set: [
     78      ["media.autoplay.default", SpecialPowers.Ci.nsIAutoplay.BLOCKED],
     79      ["media.autoplay.blocking_policy", 0],
     80    ],
     81  });
     82 });
     83 
     84 add_task(async function testTouchScroll() {
     85  await BrowserTestUtils.withNewTab(
     86    {
     87      gBrowser,
     88      url: PAGE,
     89    },
     90    async browser => {
     91      info(`- media should not start playing -`);
     92      await SpecialPowers.spawn(browser, [false], checkMediaPlayingState);
     93 
     94      info(`- simulate touch scroll which should not activate document -`);
     95      await synthesizeTouchScroll("#testAudio", browser);
     96      await SpecialPowers.spawn(browser, [false], callMediaPlay);
     97 
     98      info(`- simulate touch at a point which should activate document -`);
     99      await BrowserTestUtils.synthesizeTouch("#testAudio", 0, 0, {}, browser);
    100      await SpecialPowers.spawn(browser, [true], callMediaPlay);
    101    }
    102  );
    103 });