tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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encodedVideoChunk-serialization.crossAgentCluster.https.html (6052B)


      1 <!DOCTYPE html>
      2 <html>
      3 <head>
      4  <script src='/resources/testharness.js'></script>
      5  <script src='/resources/testharnessreport.js'></script>
      6  <script src='/common/get-host-info.sub.js'></script>
      7  <script src='/webcodecs/utils.js'></script>
      8  <script id='workerCode' type='javascript/worker'>
      9    self.onmessage = (e) => {
     10      postMessage(e.data);
     11    };
     12  </script>
     13  <script id='sharedWorkerCode' type='javascript/worker'>
     14    let received = new Map();
     15    self.onconnect = function (event) {
     16      const port = event.ports[0];
     17      port.onmessage = function (e) {
     18        if (e.data == 'create-chunk') {
     19          let chunkOrError = null;
     20          try {
     21            chunkOrError = new EncodedVideoChunk({
     22              type: 'key',
     23              timestamp: 0,
     24              duration: 1,
     25              data: new Uint8Array([2, 3, 4, 5])
     26            });
     27          } catch (error) {
     28            chunkOrError = error
     29          }
     30          port.postMessage(chunkOrError);
     31          return;
     32        }
     33        if (e.data.hasOwnProperty('id')) {
     34          port.postMessage(
     35            received.get(e.data.id) ? 'RECEIVED' : 'NOT_RECEIVED');
     36          return;
     37        }
     38        if (e.data.toString() == '[object EncodedVideoChunk]') {
     39          received.set(e.data.timestamp, e.data);
     40        }
     41      };
     42    };
     43  </script>
     44 </head>
     45 <body>
     46 <script>
     47 const HELPER = '/webcodecs/encodedVideoChunk-serialization.crossAgentCluster.helper.html';
     48 const SAMEORIGIN_BASE = get_host_info().HTTPS_ORIGIN;
     49 const CROSSORIGIN_BASE = get_host_info().HTTPS_NOTSAMESITE_ORIGIN;
     50 const SAMEORIGIN_HELPER = SAMEORIGIN_BASE + HELPER;
     51 const CROSSORIGIN_HELPER = CROSSORIGIN_BASE + HELPER;
     52 const SERVICE_WORKER = 'serialization.crossAgentCluster.serviceworker.js';
     53 
     54 promise_test(async () => {
     55  const target = (await appendIframe(SAMEORIGIN_HELPER)).contentWindow;
     56  let chunk = createEncodedVideoChunk(10);
     57  assert_true(await canSerializeEncodedVideoChunk(target, chunk));
     58 }, 'Verify chunks can be passed within the same agent clusters');
     59 
     60 promise_test(async () => {
     61  const target = (await appendIframe(CROSSORIGIN_HELPER)).contentWindow;
     62  let chunk = createEncodedVideoChunk(20);
     63  assert_false(await canSerializeEncodedVideoChunk(target, chunk));
     64 }, 'Verify chunks cannot be passed accross the different agent clusters');
     65 
     66 promise_test(async () => {
     67  const blob = new Blob([document.querySelector('#workerCode').textContent], {
     68    type: 'text/javascript',
     69  });
     70  const worker = new Worker(window.URL.createObjectURL(blob));
     71  let chunk = createEncodedVideoChunk(30);
     72  worker.postMessage(chunk);
     73  const received = await new Promise(resolve => worker.onmessage = e => {
     74    resolve(e.data);
     75  });
     76  assert_equals(received.toString(), '[object EncodedVideoChunk]');
     77  assert_equals(received.timestamp, 30);
     78 }, 'Verify chunks can be passed back and forth between main and worker');
     79 
     80 promise_test(async () => {
     81  const encodedScriptText = btoa("self.onmessage = (e) => { postMessage(e.data);};");
     82  const scriptURL = 'data:text/javascript;base64,' + encodedScriptText;
     83  const worker = new Worker(scriptURL);
     84  let chunk = createEncodedVideoChunk(40);
     85  worker.postMessage(chunk);
     86  const received = await new Promise(resolve => worker.onmessage = e => {
     87    resolve(e.data);
     88  });
     89  assert_equals(received.toString(), '[object EncodedVideoChunk]');
     90  assert_equals(received.timestamp, 40);
     91 
     92 }, 'Verify chunks can be passed back and forth between main and data-url worker');
     93 
     94 promise_test(async () => {
     95  const blob = new Blob([document.querySelector('#sharedWorkerCode').textContent], {
     96    type: 'text/javascript',
     97  });
     98  const worker = new SharedWorker(window.URL.createObjectURL(blob));
     99  let chunk = createEncodedVideoChunk(50);
    100  worker.port.postMessage(chunk);
    101  worker.port.postMessage({'id': 50});
    102  const received = await new Promise(resolve => worker.port.onmessage = e => {
    103    resolve(e.data);
    104  });
    105  assert_equals(received, 'NOT_RECEIVED');
    106 }, 'Verify chunks cannot be passed to sharedworker');
    107 
    108 promise_test(async () => {
    109  navigator.serviceWorker.register(SERVICE_WORKER);
    110  navigator.serviceWorker.ready.then((registration) => {
    111    let chunk = createEncodedVideoChunk(60);
    112    registration.active.postMessage(chunk);
    113    registration.active.postMessage({'encodedVideoChunkId': 60});
    114  });
    115  const received = await new Promise(resolve =>
    116    navigator.serviceWorker.onmessage = (e) => { resolve(e.data); });
    117  assert_equals(received, 'NOT_RECEIVED');
    118 }, 'Verify chunks cannot be passed to serviceworker');
    119 
    120 promise_test(async () => {
    121  const blob = new Blob([document.querySelector('#sharedWorkerCode').textContent], {
    122    type: 'text/javascript',
    123  });
    124  const worker = new SharedWorker(window.URL.createObjectURL(blob));
    125  worker.port.postMessage('create-chunk');
    126  const received = await new Promise(resolve => worker.port.onmessage = e => {
    127    resolve(e.data);
    128  });
    129  assert_true(received instanceof ReferenceError);
    130 }, 'Verify chunks is unavailable in sharedworker');
    131 
    132 promise_test(async () => {
    133  navigator.serviceWorker.register(SERVICE_WORKER);
    134  let registration = await navigator.serviceWorker.ready;
    135  registration.active.postMessage('create-EncodedVideoChunk');
    136  const received = await new Promise(resolve =>
    137    navigator.serviceWorker.onmessage = (e) => { resolve(e.data); });
    138  assert_true(received instanceof ReferenceError);
    139 }, 'Verify chunks is unavailable in serviceworker');
    140 
    141 function appendIframe(src) {
    142  const frame = document.createElement('iframe');
    143  document.body.appendChild(frame);
    144  frame.src = src;
    145  return new Promise(resolve => frame.onload = () => resolve(frame));
    146 };
    147 
    148 function createEncodedVideoChunk(ts) {
    149  return new EncodedVideoChunk({
    150    type: 'key',
    151    timestamp: ts,
    152    duration: 1234,
    153    data: new Uint8Array([5, 6, 7, 8])
    154  });
    155 }
    156 
    157 function canSerializeEncodedVideoChunk(target, chunk) {
    158  target.postMessage(chunk, '*');
    159  target.postMessage({'id': chunk.timestamp}, '*');
    160  return new Promise(resolve => window.onmessage = e => {
    161    resolve(e.data == 'RECEIVED');
    162  });
    163 };
    164 </script>
    165 </body>
    166 </html>