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// Copyright (C) 2021 Microsoft. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-array.prototype.findlastindex
description: >
Return abrupt from ToLength(Get(O, "length")).
info: |
Array.prototype.findLastIndex ( 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
});
// predicate fn is given to avoid false positives
assert.throws(Test262Error, function() {
[].findLastIndex.call(o1, function() {});
});
var o2 = {
length: {
valueOf: function() {
throw new Test262Error();
}
}
};
assert.throws(Test262Error, function() {
[].findLastIndex.call(o2, function() {});
});
reportCompare(0, 0);
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