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 --- .../Array/prototype/filter/create-non-array.js | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 js/src/tests/test262/built-ins/Array/prototype/filter/create-non-array.js (limited to 'js/src/tests/test262/built-ins/Array/prototype/filter/create-non-array.js') diff --git a/js/src/tests/test262/built-ins/Array/prototype/filter/create-non-array.js b/js/src/tests/test262/built-ins/Array/prototype/filter/create-non-array.js new file mode 100644 index 0000000000..1c95704270 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/filter/create-non-array.js @@ -0,0 +1,36 @@ +// 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-array.prototype.filter +description: Constructor is ignored for non-Array values +info: | + [...] + 5. Let A be ? ArraySpeciesCreate(O, 0). + [...] + + 9.4.2.3 ArraySpeciesCreate + + [...] + 3. Let isArray be ? IsArray(originalArray). + 4. If isArray is false, return ? ArrayCreate(length). +---*/ + +var obj = { + length: 0 +}; +var callCount = 0; +var result; +Object.defineProperty(obj, 'constructor', { + get: function() { + callCount += 1; + } +}); + +result = Array.prototype.filter.call(obj, function() {}); + +assert.sameValue(callCount, 0, '`constructor` property not accessed'); +assert.sameValue(Object.getPrototypeOf(result), Array.prototype); +assert(Array.isArray(result), 'result is an Array exotic object'); +assert.sameValue(result.length, 0, 'array created with appropriate length'); + +reportCompare(0, 0); -- cgit v1.2.3