tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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garbage-collection.any.js (1161B)

      1 // META: global=window,worker
      2 // META: script=/common/gc.js
      3 'use strict';
      4 
      5 // See https://crbug.com/335506658 for details.
      6 promise_test(async () => {
      7  const closed = new ReadableStream({
      8      pull(controller) {
      9        controller.enqueue('is there anybody in there?');
     10      }
     11  }).getReader().closed;
     12  // 3 GCs are actually required to trigger the bug at time of writing.
     13  for (let i = 0; i < 5; ++i)
     14    await garbageCollect();
     15 }, 'Garbage-collecting a stream along with its reader should not crash');
     16 
     17 promise_test(async () => {
     18  let reader = new ReadableStream({
     19      pull() { }
     20  }).getReader();
     21  const promise = reader.read();
     22  reader = null;
     23  for (let i = 0; i < 5; ++i)
     24    await garbageCollect();
     25 }, 'Garbage-collecting a stream with a pending read should not crash');
     26 
     27 promise_test(async () => {
     28  let reader = new ReadableStream({
     29      type: "bytes",
     30      pull() { return new Promise(resolve => {}); }
     31  }).getReader({mode: "byob"});
     32  const promise = reader.read(new Uint8Array(42));
     33  reader = null;
     34  for (let i = 0; i < 5; ++i)
     35    await garbageCollect();
     36 }, 'Garbage-collecting a stream with a pending BYOB read should not crash');