LayoutTests/ietestcenter/Javascript/TestCases/15.12.1.1-g4-4.js

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ES5Harness.registerTest( {
id: "15.12.1.1-g4-4",

path: "TestCases/chapter15/15.12/15.12.1/25.12.1.1/15.12.1.1-g4-4.js",

description: "The JSON lexical grammer does not allow a JSONStringCharacter to be any of the Unicode characters U+0018 thru U+001F",

test: function testcase() {
  try {
    JSON.parse('"\u0018\u0019\u001a\u001b\u001c\u001d\u001e\u001f"'); // invalid string characters should produce a syntax error
    }
  catch (e) {
      if (e.name === 'SyntaxError') return true;
      }
  },
  
 precondition: function preq () {
  return JSON && fnExists(JSON.parse)&& JSON.parse('"1234"')==="1234";
 }
} );