js/src/tests/test262/built-ins/Set/prototype/has/returns-true-when-value-present-undefined.js


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// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-set.prototype.has
description: >
    Set.prototype.has ( value )

    ...
    5. Repeat for each e that is an element of entries,
      a. If e is not empty and SameValueZero(e, value) is true, return true.
    ...

---*/

var s = new Set();

s.add(undefined)

assert.sameValue(s.has(undefined), true, "`s.has(undefined)` returns `true`");

reportCompare(0, 0);