| // Copyright 2017 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // This is intended for permanent JS behavior changes for mocking out |
| // non-deterministic behavior. For temporary suppressions, please refer to |
| // v8_suppressions.js. |
| // This mocks only architecture specific differences. Refer to v8_mocks.js |
| // for the general case. |
| // This file is loaded before each correctness test cases and won't get |
| // minimized. |
| |
| // Mock maximum typed-array length and limit to 1MiB. |
| (function () { |
| var mock = function(arrayType) { |
| var handler = { |
| construct: function(target, args) { |
| var arrayLength = args[0] |
| if (args.length > 0 && |
| Number.isInteger(args[0]) && |
| args[0] > 1048576) { |
| args[0] = 1048576 |
| } else if (args.length > 2 && |
| Number.isInteger(args[2]) && |
| args[2] > 1048576) { |
| args[2] = 1048576 |
| } |
| return new ( |
| Function.prototype.bind.apply(arrayType, [null].concat(args))); |
| }, |
| }; |
| return new Proxy(arrayType, handler); |
| } |
| |
| ArrayBuffer = mock(ArrayBuffer); |
| Int8Array = mock(Int8Array); |
| Uint8Array = mock(Uint8Array); |
| Uint8ClampedArray = mock(Uint8ClampedArray); |
| Int16Array = mock(Int16Array); |
| Uint16Array = mock(Uint16Array); |
| Int32Array = mock(Int32Array); |
| Uint32Array = mock(Uint32Array); |
| Float32Array = mock(Float32Array); |
| Float64Array = mock(Float64Array); |
| })(); |