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30 lines
712 B
JavaScript
30 lines
712 B
JavaScript
// Copyright (C) 2016 The V8 Project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-isfinite-number
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description: >
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Return abrupt completion calling number.@@toPrimitive
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info: |
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isFinite (number)
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1. Let num be ? ToNumber(number).
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ToPrimitive ( input [ , PreferredType ] )
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[...]
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4. Let exoticToPrim be ? GetMethod(input, @@toPrimitive).
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5. If exoticToPrim is not undefined, then
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a. Let result be ? Call(exoticToPrim, input, « hint »).
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features: [Symbol.toPrimitive]
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---*/
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var obj = {};
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obj[Symbol.toPrimitive] = function() {
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throw new Test262Error();
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};
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assert.throws(Test262Error, function() {
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isFinite(obj);
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});
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