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 --- .../predicate-not-called-on-empty-array.js | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 js/src/tests/test262/built-ins/Array/prototype/findLast/predicate-not-called-on-empty-array.js (limited to 'js/src/tests/test262/built-ins/Array/prototype/findLast/predicate-not-called-on-empty-array.js') diff --git a/js/src/tests/test262/built-ins/Array/prototype/findLast/predicate-not-called-on-empty-array.js b/js/src/tests/test262/built-ins/Array/prototype/findLast/predicate-not-called-on-empty-array.js new file mode 100644 index 0000000000..c922025e33 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/findLast/predicate-not-called-on-empty-array.js @@ -0,0 +1,32 @@ +// Copyright (C) 2021 Microsoft. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-array.prototype.findlast +description: > + Predicate is only called if this.length is > 0. +info: | + Array.prototype.findLast ( predicate[ , thisArg ] ) + + ... + 4. Let k be len - 1. + 5. Repeat, while k ≥ 0, + ... + c. Let testResult be ! ToBoolean(? Call(predicate, thisArg, « kValue, 𝔽(k), O »)). + ... + 6. Return undefined. +features: [array-find-from-last] +---*/ + +var called = false; + +var predicate = function() { + called = true; + return true; +}; + +var result = [].findLast(predicate); + +assert.sameValue(called, false, '[].findLast(predicate) does not call predicate'); +assert.sameValue(result, undefined, '[].findLast(predicate) returned undefined'); + +reportCompare(0, 0); -- cgit v1.2.3