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'use strict';
// Copyright (C) 2020 Rick Waldron. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-integer-indexed-exotic-objects-delete-p
description: >
Return value from valid numeric index
info: |
[[Delete]] (P)
...
Assert: IsPropertyKey(P) is true.
Assert: O is an Integer-Indexed exotic object.
If Type(P) is String, then
Let numericIndex be ! CanonicalNumericIndexString(P).
If numericIndex is not undefined, then
If IsDetachedBuffer(O.[[ViewedArrayBuffer]]) is true, return true.
If ! IsValidIntegerIndex(O, numericIndex) is false, return true.
Return false.
...
flags: [onlyStrict]
includes: [testTypedArray.js]
features: [align-detached-buffer-semantics-with-web-reality, TypedArray]
---*/
testWithTypedArrayConstructors(function(TA) {
let proto = TypedArray.prototype;
let descriptorGetterThrows = {
configurable: true,
get() {
throw new Test262Error("OrdinaryGet was called!");
}
};
Object.defineProperties(proto, {
["0"]: descriptorGetterThrows,
["1"]: descriptorGetterThrows,
});
let sample = new TA(2);
assert.throws(TypeError, () => {
delete sample["0"];
}, '`delete sample["0"]` throws TypeError');
assert.throws(TypeError, () => {
delete sample["1"];
}, '`delete sample["1"]` throws TypeError');
assert.throws(TypeError, () => {
delete sample[0];
}, '`delete sample[0]` throws TypeError');
assert.throws(TypeError, () => {
delete sample[0];
}, '`delete sample[0]` throws TypeError');
});
reportCompare(0, 0);
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