diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/findLast/return-abrupt-from-this-length-as-symbol.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/findLast/return-abrupt-from-this-length-as-symbol.js | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/findLast/return-abrupt-from-this-length-as-symbol.js b/js/src/tests/test262/built-ins/Array/prototype/findLast/return-abrupt-from-this-length-as-symbol.js new file mode 100644 index 0000000000..3c38d59c0d --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/findLast/return-abrupt-from-this-length-as-symbol.js @@ -0,0 +1,25 @@ +// 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: > + Return abrupt from ToLength(Get(O, "length")) where length is a Symbol. +info: | + Array.prototype.findLast ( predicate[ , thisArg ] ) + + 1. Let O be ? ToObject(this value). + 2. Let len be ? LengthOfArrayLike(O). + +features: [Symbol, array-find-from-last] +---*/ + +var o = {}; + +o.length = Symbol(1); + +// predicate fn is given to avoid false positives +assert.throws(TypeError, function() { + [].findLast.call(o, function() {}); +}); + +reportCompare(0, 0); |