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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/key-is-out-of-bounds-strict-strict.js | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/key-is-out-of-bounds-strict-strict.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/key-is-out-of-bounds-strict-strict.js new file mode 100644 index 0000000000..c668f681c3 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/key-is-out-of-bounds-strict-strict.js @@ -0,0 +1,57 @@ +'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 true if 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. + ... + Return ? OrdinaryDelete(O, P). + +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, { + ["-1"]: descriptorGetterThrows, + ["1"]: descriptorGetterThrows, + }); + + let sample = new TA(1); + assert.sameValue(delete sample["-1"], true, 'The value of `delete sample["-1"]` is true'); + assert.sameValue(delete sample[-1], true, 'The value of `delete sample[-1]` is true'); + + assert.throws(TypeError, () => { + delete sample["0"]; + }, '`delete sample["0"]` throws TypeError'); + + assert.throws(TypeError, () => { + delete sample[0]; + }, '`delete sample[0]` throws TypeError'); + + assert.sameValue(delete sample["1"], true, 'The value of `delete sample["1"]` is true'); + assert.sameValue(delete sample[1], true, 'The value of `delete sample[1]` is true'); +}); + +reportCompare(0, 0); |