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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/key-is-not-integer.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/key-is-not-integer.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/key-is-not-integer.js new file mode 100644 index 0000000000..d8862bd99b --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/key-is-not-integer.js @@ -0,0 +1,44 @@ +// 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 true if key is a CanonicalNumericIndex and IsValidIntegerIndex(O, numericIndex) is false. +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. + ... + + IntegerIndexedElementGet ( O, index ) + + ... + 5. If IsInteger(index) is false, return undefined. + ... +includes: [testTypedArray.js] +features: [align-detached-buffer-semantics-with-web-reality, TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + let proto = TypedArray.prototype; + Object.defineProperty(proto, "1.1", { + configurable: true, + get() { + throw new Test262Error("OrdinaryGet was called!"); + } + }); + let sample = new TA(1); + + assert.sameValue(delete sample["1.1"], true, 'The value of `delete sample["1.1"]` is true'); + assert.sameValue(delete sample[1.1], true, 'The value of `delete sample[1.1]` is true'); +}); + +reportCompare(0, 0); |