test/built-ins/Math/acosh/arg-is-one.js


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// Copyright 2015 Microsoft Corporation. All rights reserved.
// This code is governed by the license found in the LICENSE file.

/*---
description: Math.acosh(1) returns +0
es6id: 20.2.2.3
info: |
  Math.acosh ( x )

  - If x is 1, the result is +0.
---*/

assert.sameValue(Math.acosh(+1), 0, "Math.acosh should produce 0 for +1");