From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- .../prototype/includes/fromIndex-infinity.js | 46 ++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 js/src/tests/test262/built-ins/TypedArray/prototype/includes/fromIndex-infinity.js (limited to 'js/src/tests/test262/built-ins/TypedArray/prototype/includes/fromIndex-infinity.js') diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/includes/fromIndex-infinity.js b/js/src/tests/test262/built-ins/TypedArray/prototype/includes/fromIndex-infinity.js new file mode 100644 index 0000000000..d067193aaa --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/includes/fromIndex-infinity.js @@ -0,0 +1,46 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-%typedarray%.prototype.includes +description: handle Infinity values for fromIndex +info: | + 22.2.3.13 %TypedArray%.prototype.includes ( searchElement [ , fromIndex ] ) + + %TypedArray%.prototype.includes is a distinct function that implements the + same algorithm as Array.prototype.includes as defined in 22.1.3.11 except that + the this object's [[ArrayLength]] internal slot is accessed in place of + performing a [[Get]] of "length". + + 22.1.3.11 Array.prototype.includes ( searchElement [ , fromIndex ] ) + + ... + 4. Let n be ? ToInteger(fromIndex). (If fromIndex is undefined, this step + produces the value 0.) + 5. If n ≥ 0, then + a. Let k be n. + 6. Else n < 0, + a. Let k be len + n. + b. If k < 0, let k be 0. + 7. Repeat, while k < len + ... + 8. Return false. +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([42, 43, 43, 41]); + + assert.sameValue( + sample.includes(43, Infinity), + false, + "includes(43, Infinity)" + ); + assert.sameValue( + sample.includes(43, -Infinity), + true, + "includes(43, -Infinity)"); +}); + +reportCompare(0, 0); -- cgit v1.2.3