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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: >
Predicate is only called if this.length is > 0.
info: |
Array.prototype.findLastIndex ( 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 -1.
features: [array-find-from-last]
---*/
var called = false;
var predicate = function() {
called = true;
return true;
};
var result = [].findLastIndex(predicate);
assert.sameValue(
called, false,
'[].findLastIndex(predicate) does not call predicate'
);
assert.sameValue(
result, -1,
'[].findLastIndex(predicate) returned undefined'
);
reportCompare(0, 0);
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