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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
| 5 // Flags: --allow-natives-syntax |
| 6 |
5 var typedArrayConstructors = [ | 7 var typedArrayConstructors = [ |
6 Uint8Array, | 8 Uint8Array, |
7 Int8Array, | 9 Int8Array, |
8 Uint16Array, | 10 Uint16Array, |
9 Int16Array, | 11 Int16Array, |
10 Uint32Array, | 12 Uint32Array, |
11 Int32Array, | 13 Int32Array, |
12 Uint8ClampedArray, | 14 Uint8ClampedArray, |
13 Float32Array, | 15 Float32Array, |
14 Float64Array]; | 16 Float64Array]; |
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177 // Shadowing length doesn't affect find, unlike Array.prototype.find | 179 // Shadowing length doesn't affect find, unlike Array.prototype.find |
178 a = new constructor([1, 2]); | 180 a = new constructor([1, 2]); |
179 Object.defineProperty(a, 'length', {value: 1}); | 181 Object.defineProperty(a, 'length', {value: 1}); |
180 var x = 0; | 182 var x = 0; |
181 assertEquals(a.find(function(elt) { x += elt; return false; }), undefined); | 183 assertEquals(a.find(function(elt) { x += elt; return false; }), undefined); |
182 assertEquals(x, 3); | 184 assertEquals(x, 3); |
183 assertEquals(Array.prototype.find.call(a, | 185 assertEquals(Array.prototype.find.call(a, |
184 function(elt) { x += elt; return false; }), undefined); | 186 function(elt) { x += elt; return false; }), undefined); |
185 assertEquals(x, 4); | 187 assertEquals(x, 4); |
186 | 188 |
| 189 // Detached Operation |
| 190 var tmp = { |
| 191 [Symbol.toPrimitive]() { |
| 192 assertUnreachable("Parameter should not be processed when " + |
| 193 "array.[[ViewedArrayBuffer]] is neutered."); |
| 194 return 0; |
| 195 } |
| 196 }; |
| 197 |
| 198 var array = new constructor([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]); |
| 199 %ArrayBufferNeuter(array.buffer); |
| 200 |
| 201 assertThrows(() => array.find(tmp), TypeError); |
187 } | 202 } |
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