diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/findLast/return-abrupt-from-this-length.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/findLast/return-abrupt-from-this-length.js | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/findLast/return-abrupt-from-this-length.js b/js/src/tests/test262/built-ins/Array/prototype/findLast/return-abrupt-from-this-length.js new file mode 100644 index 0000000000..6c2cd24a37 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/findLast/return-abrupt-from-this-length.js @@ -0,0 +1,39 @@ +// 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")). +info: | + Array.prototype.findLast ( predicate[ , thisArg ] ) + + 1. Let O be ? ToObject(this value). + 2. Let len be ? LengthOfArrayLike(O). +features: [array-find-from-last] +---*/ + +var o1 = {}; + +Object.defineProperty(o1, 'length', { + get: function() { + throw new Test262Error(); + }, + configurable: true +}); + +assert.throws(Test262Error, function() { + [].findLast.call(o1); +}); + +var o2 = { + length: { + valueOf: function() { + throw new Test262Error(); + } + } +}; +assert.throws(Test262Error, function() { + [].findLast.call(o2); +}); + +reportCompare(0, 0); |