| // Copyright (C) 2016 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-typedarray-buffer-byteoffset-length |
| description: > |
| If offset + newByteLength > bufferByteLength, throw a RangeError exception. |
| info: | |
| 22.2.4.5 TypedArray ( buffer [ , byteOffset [ , length ] ] ) |
| |
| This description applies only if the TypedArray function is called with at |
| least one argument and the Type of the first argument is Object and that |
| object has an [[ArrayBufferData]] internal slot. |
| |
| ... |
| 14. Else, |
| a. Let newLength be ? ToLength(length). |
| b. Let newByteLength be newLength × elementSize. |
| c. If offset+newByteLength > bufferByteLength, throw a RangeError exception. |
| ... |
| includes: [testTypedArray.js] |
| features: [TypedArray] |
| ---*/ |
| |
| testWithTypedArrayConstructors(function(TA) { |
| var bpe = TA.BYTES_PER_ELEMENT; |
| var buffer = new ArrayBuffer(bpe); |
| |
| assert.throws(RangeError, function() { |
| new TA(buffer, 0, bpe * 2); |
| }); |
| }); |
