JSTests/test262/test/built-ins/Math/max/Math.max_each-element-coerced.js

// Copyright (C) 2020 Vladislav Lazurenko. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-math.max
description: Call ToNumber on each element of params
info: |
    2. For each element arg of args, do
        Let n be ? ToNumber(arg).
        Append n to coerced.
---*/

let valueOf_calls = 0;

const n = {
  valueOf: function() {
    valueOf_calls++;
  }
};
Math.max(NaN, n);
assert.sameValue(valueOf_calls, 1);