JSTests/test262/test/built-ins/Set/prototype/add/this-not-object-throw-string.js

// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 23.2.3.1
description: >
    Set.prototype.add ( value )

    1. Let S be the this value.
    2. If Type(S) is not Object, throw a TypeError exception.

---*/

assert.throws(TypeError, function() {
  Set.prototype.add.call("", 1);
});

assert.throws(TypeError, function() {
  var s = new Set();
  s.add.call("", 1);
});