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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/BigInt/infinity-detached-buffer.js | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/BigInt/infinity-detached-buffer.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/BigInt/infinity-detached-buffer.js new file mode 100644 index 0000000000..0600fa230f --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/Delete/BigInt/infinity-detached-buffer.js @@ -0,0 +1,35 @@ +// Copyright (C) 2020 Rick Waldron. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-integerindexedelementget +description: > + "Infinity" is a canonical numeric string. Returns true when deleting any property if buffer is detached. +info: | + [[Delete]] ( P, Receiver ) + ... + 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. + + CanonicalNumericIndexString ( argument ) + ... + Let n be ! ToNumber(argument). + If SameValue(! ToString(n), argument) is false, return undefined. + Return n. + +includes: [testBigIntTypedArray.js, detachArrayBuffer.js] +features: [align-detached-buffer-semantics-with-web-reality, BigInt, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA(1); + $DETACHBUFFER(sample.buffer); + + assert.sameValue(delete sample.Infinity, true, 'The value of `delete sample.Infinity` is true'); +}); + +reportCompare(0, 0); |