JSTests/test262/test/built-ins/JSON/parse/15.12.1.1-g4-4.js

// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.12.1.1-g4-4
description: >
    The JSON lexical grammar does not allow a JSONStringCharacter to
    be any of the Unicode characters U+0018 thru U+001F
---*/

assert.throws(SyntaxError, function() {
    JSON.parse('"\u0018\u0019\u001a\u001b\u001c\u001d\u001e\u001f"'); // invalid string characters should produce a syntax error
});