Add test that TypedArray.prototype.set doesn't throw if a getter for an element detaches

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Shu-yu Guo 2022-04-04 16:42:58 -07:00 committed by rwaldron
parent 8b29141224
commit 3ac6b73369
1 changed files with 36 additions and 0 deletions

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// Copyright (C) 2022 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-%typedarray%.prototype.set-array-offset
description: >
Does not throw if target TA is detached mid-iteration
includes: [testTypedArray.js, detachArrayBuffer.js]
features: [TypedArray]
---*/
testWithTypedArrayConstructors(function(TA) {
var sample = new TA([1, 2, 3]);
var obj = {
length: 3,
"0": 42
};
Object.defineProperty(obj, 1, {
get: function() {
$DETACHBUFFER(sample.buffer);
}
});
let get2Called = false;
Object.defineProperty(obj, 2, {
get: function() {
get2Called = true;
return 2;
}
});
sample.set(obj);
assert.sameValue(true, get2Called);
assert.sameValue(0, sample.byteLength);
assert.sameValue(0, sample.byteOffset);
assert.sameValue(0, sample.length);
});