v8/test/mjsunit/regress/regress-353004.js
Peter Marshall 9d906310e1 [typedarray] Fix a spec violation in the constructor.
Implement the new spec behavior that says construction from a neutered
buffer should throw after the ToIndex call on the length argument.

Bug: v8:6216
Cq-Include-Trybots: master.tryserver.v8:v8_linux_noi18n_rel_ng
Change-Id: I219a107730b53fca639bc813f68f7ddc27e79017
Reviewed-on: https://chromium-review.googlesource.com/789847
Commit-Queue: Peter Marshall <petermarshall@chromium.org>
Reviewed-by: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49639}
2017-11-27 15:37:30 +00:00

90 lines
2.3 KiB
JavaScript

// Copyright 2014 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.
// Flags: --allow-natives-syntax
var buffer1 = new ArrayBuffer(100 * 1024);
assertThrows(function() {
var array1 = new Uint8Array(buffer1, {valueOf : function() {
%ArrayBufferNeuter(buffer1);
return 0;
}});
}, TypeError);
var buffer2 = new ArrayBuffer(100 * 1024);
assertThrows(function() {
var array2 = new Uint8Array(buffer2, 0, {valueOf : function() {
%ArrayBufferNeuter(buffer2);
return 100 * 1024;
}});
}, TypeError);
let convertedOffset = false;
let convertedLength = false;
assertThrows(() =>
new Uint8Array(buffer1, {valueOf : function() {
convertedOffset = true;
return 0;
}}, {valueOf : function() {
convertedLength = true;
%ArrayBufferNeuter(buffer1);
return 0;
}}), TypeError);
assertTrue(convertedOffset);
assertTrue(convertedLength);
var buffer3 = new ArrayBuffer(100 * 1024 * 1024);
var dataView1 = new DataView(buffer3, {valueOf : function() {
%ArrayBufferNeuter(buffer3);
return 0;
}});
assertEquals(0, dataView1.byteLength);
var buffer4 = new ArrayBuffer(100 * 1024);
assertThrows(function() {
var dataView2 = new DataView(buffer4, 0, {valueOf : function() {
%ArrayBufferNeuter(buffer4);
return 100 * 1024 * 1024;
}});
}, RangeError);
var buffer5 = new ArrayBuffer(100 * 1024);
assertThrows(function() {
buffer5.slice({valueOf : function() {
%ArrayBufferNeuter(buffer5);
return 0;
}}, 100 * 1024 * 1024);
}, TypeError);
var buffer7 = new ArrayBuffer(100 * 1024 * 1024);
assertThrows(function() {
buffer7.slice(0, {valueOf : function() {
%ArrayBufferNeuter(buffer7);
return 100 * 1024 * 1024;
}});
}, TypeError);
var buffer9 = new ArrayBuffer(1024);
var array9 = new Uint8Array(buffer9);
assertThrows(() =>
array9.subarray({valueOf : function() {
%ArrayBufferNeuter(buffer9);
return 0;
}}, 1024), TypeError);
assertEquals(0, array9.length);
var buffer11 = new ArrayBuffer(1024);
var array11 = new Uint8Array(buffer11);
assertThrows(() =>
array11.subarray(0, {valueOf : function() {
%ArrayBufferNeuter(buffer11);
return 1024;
}}), TypeError);
assertEquals(0, array11.length);