tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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bad-range.js (1489B)


      1 // |reftest| shell-option(--setpref=atomics_wait_async) skip-if(!this.hasOwnProperty('Atomics')||!this.hasOwnProperty('SharedArrayBuffer')||(this.hasOwnProperty('getBuildConfiguration')&&getBuildConfiguration('arm64-simulator'))||!xulRuntime.shell) -- Atomics,SharedArrayBuffer is not enabled unconditionally, ARM64 Simulator cannot emulate atomics, requires shell-options
      2 // Copyright (C) 2020 Rick Waldron. All rights reserved.
      3 // This code is governed by the BSD license found in the LICENSE file.
      4 /*---
      5 esid: sec-atomics.waitasync
      6 description: >
      7  Test range checking of Atomics.waitAsync on arrays that allow atomic operations
      8 info: |
      9  Atomics.waitAsync( typedArray, index, value, timeout )
     10 
     11  1. Return DoWait(async, typedArray, index, value, timeout).
     12 
     13  DoWait ( mode, typedArray, index, value, timeout )
     14 
     15  ...
     16  2. Let i be ? ValidateAtomicAccess(typedArray, index).
     17  ...
     18 
     19 includes: [testAtomics.js]
     20 features: [Atomics.waitAsync, Atomics, SharedArrayBuffer, ArrayBuffer, DataView, Symbol, TypedArray, BigInt]
     21 ---*/
     22 assert.sameValue(typeof Atomics.waitAsync, 'function', 'The value of `typeof Atomics.waitAsync` is "function"');
     23 const i64a = new BigInt64Array(new SharedArrayBuffer(BigInt64Array.BYTES_PER_ELEMENT * 8));
     24 
     25 testWithAtomicsOutOfBoundsIndices(function(IdxGen) {
     26  assert.throws(RangeError, function() {
     27    Atomics.waitAsync(i64a, IdxGen(i64a), 0n, 0);
     28  }, '`Atomics.waitAsync(i64a, IdxGen(i64a), 0n, 0)` throws a RangeError exception');
     29 });
     30 
     31 reportCompare(0, 0);