| // 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%.prototype.join |
| description: Throws a TypeError if this has a detached buffer |
| info: | |
| 22.2.3.15 %TypedArray%.prototype.join ( separator ) |
| |
| This function is not generic. ValidateTypedArray is applied to the this value |
| prior to evaluating the algorithm. If its result is an abrupt completion that |
| exception is thrown instead of evaluating the algorithm. |
| |
| 22.2.3.5.1 Runtime Semantics: ValidateTypedArray ( O ) |
| |
| ... |
| 5. If IsDetachedBuffer(buffer) is true, throw a TypeError exception. |
| ... |
| includes: [testTypedArray.js, detachArrayBuffer.js] |
| features: [TypedArray] |
| ---*/ |
| |
| var obj = { |
| toString: function() { |
| throw new Test262Error(); |
| } |
| }; |
| |
| testWithTypedArrayConstructors(function(TA) { |
| var sample = new TA(1); |
| $DETACHBUFFER(sample.buffer); |
| assert.throws(TypeError, function() { |
| sample.join(obj); |
| }); |
| }); |