From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- ...-during-fromIndex-returns-minus-one-for-zero.js | 51 ++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 js/src/tests/test262/built-ins/TypedArray/prototype/indexOf/detached-buffer-during-fromIndex-returns-minus-one-for-zero.js (limited to 'js/src/tests/test262/built-ins/TypedArray/prototype/indexOf/detached-buffer-during-fromIndex-returns-minus-one-for-zero.js') diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/indexOf/detached-buffer-during-fromIndex-returns-minus-one-for-zero.js b/js/src/tests/test262/built-ins/TypedArray/prototype/indexOf/detached-buffer-during-fromIndex-returns-minus-one-for-zero.js new file mode 100644 index 0000000000..8fff2cbb75 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/indexOf/detached-buffer-during-fromIndex-returns-minus-one-for-zero.js @@ -0,0 +1,51 @@ +// Copyright (C) 2020 Rick Waldron. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.indexof +description: Returns -1 if buffer is detached after ValidateTypedArray +info: | + %TypedArray%.prototype.indexOf ( searchElement [ , fromIndex ] ) + + The interpretation and use of the arguments of %TypedArray%.prototype.indexOf are the same as for Array.prototype.indexOf as defined in 22.1.3.14. + + When the indexOf method is called with one or two arguments, the following steps are taken: + + Let O be the this value. + Perform ? ValidateTypedArray(O). + Let len be O.[[ArrayLength]]. + If len is 0, return -1F. + Let n be ? ToIntegerOrInfinity(fromIndex). + Assert: If fromIndex is undefined, then n is 0. + If n is +∞, return -1F. + Else if n is -∞, set n to 0. + If n ≥ 0, then + Let k be n. + Else, + Let k be len + n. + If k < 0, set k to 0. + Repeat, while k < len, + Let kPresent be ! HasProperty(O, ! ToString(F(k))). + If kPresent is true, then + Let elementK be ! Get(O, ! ToString(F(k))). + Let same be the result of performing Strict Equality Comparison searchElement === elementK. + If same is true, return F(k). + Set k to k + 1. + Return -1F. + +includes: [testTypedArray.js, detachArrayBuffer.js] +features: [align-detached-buffer-semantics-with-web-reality, TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + const sample = new TA(1); + const fromIndex = { + valueOf() { + $DETACHBUFFER(sample.buffer); + return 0; + } + }; + + assert.sameValue(sample.indexOf(0, fromIndex), -1); +}); + +reportCompare(0, 0); -- cgit v1.2.3