v8/test/mjsunit/regress/regress-353004.js
littledan 3d66e5d1d7 Add checks for detached ArrayBuffers to ArrayBuffer.prototype.slice
These checks ensure that a TypeError is thrown, per spec, rather than
a runtime assert failure.

BUG=v8:4964
R=adamk
LOG=Y

Review-Url: https://codereview.chromium.org/1929123002
Cr-Commit-Position: refs/heads/master@{#35885}
2016-04-28 22:50:56 +00:00

77 lines
1.9 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);
var array1 = new Uint8Array(buffer1, {valueOf : function() {
%ArrayBufferNeuter(buffer1);
return 0;
}});
assertEquals(0, array1.length);
var buffer2 = new ArrayBuffer(100 * 1024);
assertThrows(function() {
var array2 = new Uint8Array(buffer2, 0, {valueOf : function() {
%ArrayBufferNeuter(buffer2);
return 100 * 1024;
}});
}, RangeError);
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);
var array10 = array9.subarray({valueOf : function() {
%ArrayBufferNeuter(buffer9);
return 0;
}}, 1024);
assertEquals(0, array9.length);
assertEquals(0, array10.length);
var buffer11 = new ArrayBuffer(1024);
var array11 = new Uint8Array(buffer11);
var array12 = array11.subarray(0, {valueOf : function() {
%ArrayBufferNeuter(buffer11);
return 1024;
}});
assertEquals(0, array11.length);
assertEquals(0, array12.length);